Oberweis Fund NPORT-P Oberweis China Opportunities Fund (Sep 2024 report)

Oberweis Micro-Cap Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	98.0	%
Automobile Components	0.7	%
Gentherm, Inc.*				92,100	$	4,287,255
Banks	2.4	%
1st Source Corp.				71,800		4,299,384
FB Financial Corp.*				118,700		5,570,591
Nicolet Bankshares, Inc.*				46,400		4,437,232
						14,307,207
Beverages	0.7	%
The Vita Coco Co., Inc.*				141,500		4,005,865
Biotechnology	13.9	%
ADMA Biologics, Inc.*				2,040,700		40,793,593
Ardelyx, Inc.*				491,900		3,389,191
CareDx, Inc.*				250,400		7,818,740
Catalyst Pharmaceuticals, Inc.*				458,400		9,112,992
Dynavax Technologies Corp.*				366,200		4,079,468
Kiniksa Pharmaceuticals International PLC*				201,000		5,022,990
MannKind Corp.*				798,800		5,024,452
Veracyte, Inc.*				211,000		7,182,440
						82,423,866
Chemicals	0.9	%
Hawkins, Inc.				44,000		5,608,680
Commercial Services & Supplies	3.5	%
Aris Water Solutions, Inc.				195,200		3,293,024
CECO Environmental Corp.*				201,400		5,679,480
Interface, Inc.				409,900		7,775,803
VSE Corp.				45,200		3,739,396
						20,487,703
Communications Equipment	3.6	%
Applied Optoelectronics, Inc.*				865,915		12,391,244
Aviat Networks, Inc.*				199,307		4,311,010
Harmonic, Inc.*				303,000		4,414,710
						21,116,964
Construction & Engineering	5.3	%
Argan, Inc.*				44,400		4,503,492
Limbach Hldgs., Inc.*				110,800		8,394,208
Matrix Service Co.*				211,075		2,433,695
Primoris Services Corp.				209,900		12,190,992
Sterling Construction Co., Inc.*				27,300		3,959,046
						31,481,433
Consumer Finance	2.3	%
EZCORP, Inc.*				685,500		7,684,455
PROG Hldgs., Inc.				126,800		6,148,532
						13,832,987
Consumer Staples Distribution & Retail	0.5	%
Natural Grocers by Vitamin Cottage, Inc.				105,000		3,117,450
Diversified Consumer Services	1.2	%
OneSpaWorld Hldgs. Ltd.				422,800		6,980,428
Electrical Equipment	3.2	%
American Superconductor Corp.*				634,400		14,971,840
Powell Industries, Inc.				16,800		3,729,432
						18,701,272
Electronic Equipment, Instruments & Components	0.6	%
Arlo Technologies, Inc.*				273,400		3,310,874
Energy Equipment & Services	2.0	%
Helix Energy Solutions Group, Inc.*				407,500		4,523,250
Precision Drilling Corp.*				59,700		3,680,505
RPC, Inc.				604,600		3,845,256
						12,049,011
Entertainment	1.5	%
IMAX Corp.*				447,000		9,167,970
Ground Transportation	0.5	%
Universal Logistics Hldgs., Inc.				69,000		2,974,590
Healthcare Equipment & Supplies	7.1	%
Artivion, Inc.*				282,400		7,517,488
Axogen, Inc.*				228,000		3,196,560
Bioventus, Inc.*				510,914		6,105,422
LeMaitre Vascular, Inc.				89,200		8,285,788
RxSight, Inc.*				107,600		5,318,668
SI BONE, Inc.*				275,900		3,857,082
TransMedics Group, Inc.*				47,700		7,488,900
						41,769,908
Healthcare Providers & Services	2.6	%
GeneDx Hldgs. Corp.*				122,000		5,177,680
PetIQ, Inc.*				340,700		10,483,339
						15,661,019
Hotels, Restaurants & Leisure	3.8	%
Despegar.com Corp.*				253,100		3,138,440
Playa Hotels & Resorts NV*				772,500		5,986,875
Rush Street Interactive, Inc.*				971,900		10,545,115
Sweetgreen, Inc.*				79,201		2,807,675
						22,478,105
Household Durables	1.3	%
M/I Homes, Inc.*				44,300		7,591,248
Information Technology Services	1.5	%
Backblaze, Inc.*				538,700		3,442,293
Grid Dynamics Hldgs., Inc.*				403,900		5,654,600
						9,096,893
Insurance	1.6	%
Employers Hldgs., Inc.				92,500		4,437,225
Skyward Specialty Insurance Group, Inc.*				126,600		5,156,418
						9,593,643
Machinery	5.1	%
Blue Bird Corp.*				299,100		14,344,836
Energy Recovery, Inc.*				363,700		6,324,743
Enerpac Tool Group Corp.*				77,300		3,238,097
REV Group, Inc.				131,800		3,698,308
The Gorman-Rupp Corp.				68,900		2,683,655
						30,289,639
Media	0.5	%
Magnite, Inc.*				200,000		2,770,000
Metals & Mining	0.5	%
Universal Stainless & Alloy Products, Inc.*				80,900		3,125,167
Oil, Gas & Consumable Fuels	1.0	%
Dorian LPG Ltd.				84,800		2,918,816
Vital Energy, Inc.*				113,900		3,063,910
						5,982,726
Paper & Forest Products	0.8	%
Clearwater Paper Corp.*				175,200		5,000,208
Pharmaceuticals	3.3	%
Amphastar Pharmaceuticals, Inc.*				120,000		5,823,600
ANI Pharmaceuticals, Inc.*				43,500		2,595,210
Evolus, Inc.*				514,900		8,341,380
Liquidia Corp.*				250,900		2,509,000
						19,269,190
Professional Services	2.3	%
Huron Consulting Group, Inc.*				40,500		4,402,350
ICF International, Inc.				35,700		5,954,403
Willdan Group, Inc.*				79,100		3,239,145
						13,595,898
Semiconductors & Semiconductor Equipment	14.8	%
ACM Research, Inc.*				416,500		8,454,950
Aehr Test Systems*				534,400		6,867,040
Alpha & Omega Semiconductor Ltd.*				204,700		7,598,464
Ambarella, Inc.*				162,000		9,137,610
AXT, Inc.*				865,721		2,095,045
Camtek Ltd.				178,180		14,227,673
Photronics, Inc.*				186,000		4,605,360
Silicon Motion Technology Corp. ADS				106,900		6,493,106
Ultra Clean Hldgs., Inc.*				440,100		17,573,193
Veeco Instruments, Inc.*				326,600		10,820,258
						87,872,699
Software	6.9	%
AvePoint, Inc.*				296,300		3,487,451
Cellebrite DI Ltd.*				603,600		10,164,624
OneSpan, Inc.*				370,700		6,179,569
Radware Ltd.*				264,700		5,897,516
Semrush Hldgs., Inc.*				194,000		3,047,740
Verint Systems, Inc.*				150,000		3,799,500
Weave Communications, Inc.*				609,400		7,800,320
						40,376,720
Specialty Retail	2.1	%
Boot Barn Hldgs., Inc.*				69,400		11,609,232
Total Equities
(Cost: $431,322,415)					$	579,935,850
Total Investments	98.0	%
(Cost: $431,322,415)					$	579,935,850
Other Assets Less Liabilities	2.0	%				11,961,883
Net Assets - 100%					$	591,897,733

* Non-income producing security during the period ended September 30, 2024

ADS - American depositary share

Oberweis Small-Cap Opportunities Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	97.2	%
Aerospace & Defense	1.2	%
AeroVironment, Inc.*				82,300	$	16,501,150
Banks	1.5	%
Ameris Bancorp				127,900		7,979,681
Commerce Bancshares, Inc.				118,300		7,027,020
First Merchants Corp.				127,200		4,731,840
						19,738,541
Beverages	0.8	%
Primo Water Corp.				438,800		11,079,700
Biotechnology	3.5	%
ADMA Biologics, Inc.*				700,000		13,993,000
Krystal Biotech, Inc.*				46,800		8,519,004
Myriad Genetics, Inc.*				360,700		9,879,573
Veracyte, Inc.*				400,300		13,626,212
						46,017,789
Chemicals	1.8	%
Cabot Corp.				152,800		17,078,456
Quaker Chemical Corp.				37,700		6,352,073
						23,430,529
Commercial Services & Supplies	2.1	%
Clean Harbors, Inc.*				89,300		21,584,703
MSA Safety, Inc.				34,900		6,189,166
						27,773,869
Construction & Engineering	0.7	%
Comfort Systems USA, Inc.				25,200		9,836,820
Consumer Finance	0.8	%
FirstCash Hldgs., Inc.				97,900		11,238,920
Consumer Staples Distribution & Retail	0.9	%
Sprouts Farmers Market, Inc.*				108,500		11,979,485
Diversified Consumer Services	5.3	%
Bright Horizons Family Solutions, Inc.*				93,304		13,074,690
Duolingo, Inc.*				31,000		8,742,620
Frontdoor, Inc.*				408,300		19,594,317
Grand Canyon Education, Inc.*				68,400		9,702,540
Strategic Education, Inc.				103,000		9,532,650
Stride, Inc.*				114,800		9,793,588
						70,440,405
Electrical Equipment	1.8	%
NEXTracker, Inc.*				330,300		12,379,644
Vertiv Hldgs. Co.				113,600		11,302,064
						23,681,708
Electronic Equipment, Instruments & Components	4.3	%
Badger Meter, Inc.				60,300		13,170,123
Fabrinet*				57,200		13,524,368
Itron, Inc.*				186,800		19,952,108
OSI Systems, Inc.*				69,200		10,506,636
						57,153,235
Energy Equipment & Services	3.6	%
Liberty Energy, Inc.				326,500		6,232,885
Tidewater, Inc.*				206,200		14,803,098
Weatherford International PLC				308,600		26,206,312
						47,242,295
Financial Services	1.5	%
Mr. Cooper Group, Inc.*				144,600		13,329,228
Payoneer Global, Inc.*				858,691		6,465,943
						19,795,171
Healthcare Equipment & Supplies	10.4	%
Haemonetics Corp.*				167,600		13,471,688
ICU Medical, Inc.*				130,500		23,779,710
Integer Hldgs. Corp.*				88,100		11,453,000
Lantheus Hldgs., Inc.*				191,400		21,006,150
LivaNova PLC*				271,800		14,280,372
Merit Medical Systems, Inc.*				184,500		18,234,135
Tandem Diabetes Care, Inc.*				422,100		17,901,261
TransMedics Group, Inc.*				116,400		18,274,800
						138,401,116
Healthcare Providers & Services	5.3	%
Addus HomeCare Corp.*				48,500		6,451,955
Encompass Health Corp.				294,500		28,460,480
HealthEquity, Inc.*				84,400		6,908,140
Hims & Hers Health, Inc.*				943,600		17,381,112
NeoGenomics, Inc.*				718,700		10,600,825
						69,802,512
Healthcare Technology	1.5	%
Doximity, Inc.*				463,100		20,177,267
Hotels, Restaurants & Leisure	1.7	%
Dutch Bros, Inc.*				219,000		7,014,570
Light & Wonder, Inc.*				55,300		5,017,369
Wingstop, Inc.				24,400		10,152,352
						22,184,291
Household Durables	6.0	%
Century Communities, Inc.				192,700		19,844,246
Installed Building Products, Inc.				55,700		13,717,239
SharkNinja, Inc.*				425,700		46,277,847
						79,839,332
Information Technology Services	1.3	%
DigitalOcean Hldgs., Inc.*				422,200		17,052,658
Insurance	1.9	%
Assurant, Inc.				68,400		13,602,024
Oscar Health, Inc.*				528,900		11,217,969
						24,819,993
Machinery	5.0	%
Esab Corp.				89,800		9,546,638
Federal Signal Corp.				189,600		17,720,016
Flowserve Corp.				372,900		19,275,201
Oshkosh Corp.				93,500		9,369,635
SPX Technologies, Inc.*				61,800		9,854,628
						65,766,118
Marine Transportation	0.5	%
Kirby Corp.*				53,200		6,513,276
Metals & Mining	1.4	%
ATI, Inc.*				99,100		6,630,781
Carpenter Technology Corp.				70,900		11,314,222
						17,945,003
Oil, Gas & Consumable Fuels	1.7	%
International Seaways, Inc.				186,700		9,626,252
Magnolia Oil & Gas Corp.				263,500		6,434,670
Matador Resources Co.				136,900		6,765,598
						22,826,520
Passenger Airlines	1.8	%
SkyWest, Inc.*				275,600		23,431,512
Personal Care Products	1.3	%
BellRing Brands, Inc.*				206,000		12,508,320
elf Beauty, Inc.*				38,400		4,186,752
						16,695,072
Professional Services	5.4	%
ExlService Hldgs., Inc.*				181,000		6,905,150
Genpact Ltd.				442,400		17,346,504
ICF International, Inc.				79,300		13,226,447
Maximus, Inc.				106,800		9,949,488
Parsons Corp.*				233,300		24,188,544
						71,616,133
Semiconductors & Semiconductor Equipment	10.0	%
Axcelis Technologies, Inc.*				99,900		10,474,515
Credo Technology Group Hldg. Ltd.*				777,934		23,960,367
FormFactor, Inc.*				306,800		14,112,800
MACOM Technology Solutions Hlds., Inc.*				153,100		17,033,906
Nova Ltd.*				62,400		13,000,416
Onto Innovation, Inc.*				115,500		23,973,180
Silicon Motion Technology Corp. ADS				170,400		10,350,096
Universal Display Corp.				91,900		19,289,810
						132,195,090
Software	8.8	%
ACI Worldwide, Inc.*				192,962		9,821,766
Blackbaud, Inc.*				76,300		6,461,084
Box, Inc.*				522,000		17,085,060
Clear Secure, Inc.				579,400		19,201,316
Q2 Hldgs., Inc.*				87,100		6,947,967
SPS Commerce, Inc.*				34,700		6,737,699
Varonis Systems, Inc.*				139,800		7,898,700
Zeta Global Hldgs. Corp.*				1,419,400		42,340,702
						116,494,294
Specialty Retail	1.4	%
Abercrombie & Fitch Co.*				128,500		17,977,150
Textiles, Apparel & Luxury Goods	2.0	%
Crocs, Inc.*				141,400		20,476,134
Deckers Outdoor Corp.*				43,200		6,888,240
						27,364,374
Total Equities
(Cost: $1,056,374,956)					$	1,287,011,328
Total Investments	97.2	%
(Cost: $1,056,374,956)					$	1,287,011,328
Other Assets Less Liabilities	2.8	%				37,605,143
Net Assets - 100%					$	1,324,616,471

* Non-income producing security during the period ended September 30, 2024

ADS - American depositary share

Oberweis Global Opportunities Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	95.3	%
Canada	1.0	%
Bird Construction, Inc.				31,700	$	566,030
China	1.3	%
American Superconductor Corp.*				30,000		708,000
Germany	2.0	%
CTS Eventim AG & Co KGaA*				6,300		654,614
Gerresheimer AG				5,000		445,236
						1,099,850
India	3.8	%
Federal Bank Ltd.				320,000		751,225
MakeMyTrip Ltd.*				5,600		520,520
TVS Motor Co. Ltd.				25,000		847,196
						2,118,941
Israel	0.9	%
Cellebrite DI Ltd.*				30,500		513,620
Japan	8.8	%
Asics Corp.				91,800		1,916,798
Fuji Electric Co. Ltd.				23,100		1,385,437
Santen Pharmaceutical Co. Ltd.				134,100		1,618,343
						4,920,578
Norway	3.7	%
Kongsberg Gruppen ASA				10,000		977,921
Subsea 7 SA				67,300		1,087,334
						2,065,255
South Korea	1.1	%
LEENO Industrial, Inc.*				4,100		592,567
Sweden	2.2	%
Saab AB				57,200		1,215,991
Switzerland	2.9	%
Accelleron Industries AG				31,600		1,636,749
Taiwan	1.5	%
eMemory Technology, Inc.				10,000		831,056
United Kingdom	10.9	%
Ashtead Technology Hldgs. PLC				176,100		1,337,230
Cranswick PLC				16,500		1,107,353
Games Workshop Group PLC				6,200		891,043
Informa PLC				48,800		535,104
Intermediate Capital Group PLC*				17,200		512,321
Marks & Spencer Group PLC				339,400		1,690,648
						6,073,699
United States of America	55.2	%
ACI Worldwide, Inc.*				11,300		575,170
ADMA Biologics, Inc.*				93,800		1,875,062
AeroVironment, Inc.*				3,900		781,950
Amphastar Pharmaceuticals, Inc.*				20,100		975,453
Ardelyx, Inc.*				82,800		570,492
Aris Water Solutions, Inc.				30,000		506,100
Axcelis Technologies, Inc.*				5,029		527,291
CareDx, Inc.*				39,200		1,224,020
Carpenter Technology Corp.				5,700		909,606
Clean Harbors, Inc.*				7,000		1,691,970
Credo Technology Group Hldg. Ltd.*				43,000		1,324,400
Flowserve Corp.				15,100		780,519
FormFactor, Inc.*				11,900		547,400
LeMaitre Vascular, Inc.				10,400		966,056
Merit Medical Systems, Inc.*				7,500		741,225
Onto Innovation, Inc.*				8,000		1,660,480
Oscar Health, Inc.*				43,700		926,877
Parsons Corp.*				18,800		1,949,184
Q2 Hldgs., Inc.*				11,300		901,401
RxSight, Inc.*				17,000		840,310
SharkNinja, Inc.*				18,600		2,022,006
Sweetgreen, Inc.*				14,600		517,570
Tandem Diabetes Care, Inc.*				23,900		1,013,599
The Vita Coco Co., Inc.*				21,200		600,172
TransMedics Group, Inc.*				4,100		643,700
Veracyte, Inc.*				67,100		2,284,084
Weatherford International PLC				15,400		1,307,768
Zeta Global Hldgs. Corp.*				74,600		2,225,318
						30,889,183
Total Equities
(Cost: $40,929,998)					$	53,231,519
Total Investments	95.3	%
(Cost: $40,929,998)					$	53,231,519
Other Assets Less Liabilities	4.7	%				2,608,028
Net Assets - 100%					$	55,839,547

* Non-income producing security during the period ended September 30, 2024

SECTOR ALLOCATIONS (As a Percentage of Net Assets)
Communication Services	2.1	%
Consumer Discretionary	12.0	%
Consumer Staples	6.1	%
Energy	4.3	%
Financials	3.9	%
Healthcare	23.6	%
Industrials	24.2	%
Information Technology	17.4	%
Materials	1.7	%

Oberweis China Opportunities Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	99.4	%
Automobiles	1.9	%
BYD Co. Ltd.				22,500	$	821,402
Banks	2.3	%
China Construction Bank Corp.				1,300,000		983,290
Beverages	1.7	%
Kweichow Moutai Co. Ltd.*				3,000		747,424
Biotechnology	5.2	%
Akeso, Inc.*				80,000		705,952
Ascentage Pharma Group International*				80,000		424,497
BeiGene Ltd.*				60,000		1,116,814
						2,247,263
Broadline Retail	14.5	%
Alibaba Group Hldg. Ltd.				230,000		3,254,480
JD.com, Inc.*				33,000		709,335
PDD Hldgs. ADS*				17,000		2,291,770
						6,255,585
Capital Markets	3.6	%
Futu Hldgs. Ltd. ADS*				12,000		1,147,800
Hong Kong Exchanges & Clearing Ltd.*				10,000		419,609
						1,567,409
Construction & Engineering	1.5	%
Acter Group Corp. Ltd.*				25,000		242,523
China State Construction International Hldgs. Ltd.				250,000		389,123
						631,646
Diversified Consumer Services	1.1	%
TAL Education Group ADS*				40,000		473,600
Electrical Equipment	4.0	%
Bizlink Hldg., Inc.*				30,000		437,015
Contemporary Amperex Technology Co. Ltd.				23,000		825,739
Ningbo Sanxing Medical Electric Co. Ltd.				90,000		447,556
						1,710,310
Electronic Equipment, Instruments & Components	3.4	%
E Ink Hldgs., Inc.*				60,000		555,512
Lens Technology Co. Ltd.*				80,000		233,178
Lotes Co. Ltd.				5,000		218,824
Yageo Corp.				23,455		461,748
						1,469,262
Entertainment	3.6	%
Bilibili, Inc.*				35,000		872,535
NetEase, Inc.				35,000		677,588
						1,550,123
Healthcare Equipment & Supplies	1.0	%
Angelalign Technology, Inc.*				45,000		437,039
Hotels, Restaurants & Leisure	11.6	%
MakeMyTrip Ltd.*				4,500		418,275
Meituan*				135,000		2,986,918
Trip.com Group Ltd.*				25,000		1,579,002
						4,984,195
Information Technology Services	2.9	%
GDS Hldgs. Ltd.*				450,000		1,264,809
Insurance	5.2	%
AIA Group Ltd.				110,000		985,541
China Pacific Insurance (Group) Co. Ltd.				350,000		1,260,629
						2,246,170
Interactive Media & Services	7.3	%
Tencent Hldgs. Ltd.				55,000		3,145,525
Metals & Mining	2.3	%
Zijin Mining Group Co. Ltd.				430,000		976,832
Oil, Gas & Consumable Fuels	2.3	%
China Shenhua Energy Co. Ltd.				130,000		586,128
PetroChina Co. Ltd.				500,000		407,775
						993,903
Pharmaceuticals	1.9	%
Hansoh Pharmaceutical Group Co. Ltd.				300,000		808,475
Retail REITs	0.9	%
Link REIT*				80,000		403,916
Semiconductors & Semiconductor Equipment	12.5	%
ASPEED Technology, Inc.				3,000		408,102
Everlight Electronics Co. Ltd.				150,000		360,229
Foxsemicon Integrated Technology, Inc.				50,000		563,253
Monolithic Power Systems, Inc.				750		693,375
MPI Corp.*				15,000		354,068
Pixart Imaging, Inc.*				100,000		850,015
Taiwan Semiconductor Manufacturing Co. Ltd. ADS				12,500		2,170,875
						5,399,917
Specialty Retail	3.2	%
Pop Mart International Group Ltd.				200,000		1,369,969
Technology Hardware, Storage & Peripherals	3.3	%
Asustek Computer, Inc.*				30,000		524,229
Xiaomi Corp.*				310,000		897,233
						1,421,462
Textiles, Apparel & Luxury Goods	1.5	%
ANTA Sports Products Ltd.*				55,000		668,230
Water Utilities	0.7	%
Beijing Enterprises Water Group Ltd.				1,100,000		342,428
Total Equities
(Cost: $33,941,371)					$	42,920,184
Short-Term Investments	1.9	%
Fidelity Investments Money Market Government Portfolio Class I 4.83%a				798,363		798,363
Total Short-Term Investments
(Cost: $798,363)					$	798,363
Total Investments	101.3	%
(Cost: $34,739,734)					$	43,718,547
Other Liabilities Less Assets	(1.3	)%				(566,909	)
Net Assets - 100%					$	43,151,638

^a Annualized seven-day effective yield as of September 30, 2024

* Non-income producing security during the period ended September 30, 2024

ADS - American depositary share

COUNTRY ALLOCATION (As a Percentage of Net Assets)
China ( Includes the People's Republic of China, Taiwan and Hong Kong)	98.4	%
India	1.0	%

Oberweis Emerging Markets Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	99.7	%
Argentina	3.1	%
Arcos Dorados Hldgs., Inc.				30,000	$	261,600
Despegar.com Corp.*				22,500		279,000
						540,600
Brazil	9.8	%
Embraer SA ADS*				10,300		364,311
GPS Participacoes e Empreendimentos SA				91,300		312,395
Grupo SBF SA*				73,000		221,102
Petro Rio SA*				27,200		216,344
Santos Brasil Participacoes SA				107,100		290,177
VTEX*				42,200		313,968
						1,718,297
Chile	1.3	%
Embotelladora Andina SA				66,700		224,731
China	8.2	%
Chongqing Brewery Co. Ltd.				22,000		219,903
DPC Dash Ltd.*				40,000		403,401
Hangzhou Robam Appliances Co. Ltd.				63,000		208,141
Haitian International Hldgs. Ltd.				90,000		289,430
Jiangsu Hengli Hydraulic Co. Ltd.				34,500		309,787
						1,430,662
France	1.4	%
Gaztransport & Technigaz SA				1,750		246,800
Greece	1.5	%
Greek Organization of Football Prognostics SA				14,400		255,815
Hungary	1.9	%
Richter Gedeon Nyrt				10,842		333,843
India	17.7	%
Aditya Vision Ltd.				36,150		214,610
Emudhra Ltd.				25,250		265,151
Federal Bank Ltd.				96,800		227,245
Kaynes Technology India Ltd.*				3,300		213,660
KEI Industries Ltd.				5,148		263,988
MakeMyTrip Ltd.*				3,300		306,735
Medi Assist Healthcare Services Ltd.				45,028		354,496
Oracle Financial Services Software Ltd.				2,503		342,252
PB Fintech Ltd.*				12,083		233,575
SAMHI Hotels Ltd.*				88,400		211,703
Senco Gold Ltd.				16,100		274,945
TVS Motor Co. Ltd.				5,200		176,217
						3,084,577
Indonesia	12.2	%
PT Avia Avian Tbk				7,394,800		243,237
PT Cisarua Mountain Dairy Tbk				1,061,000		395,948
PT Indofood CBP Sukses Makmur Tbk*				308,700		251,303
PT Kalbe Farma Tbk*				2,100,000		239,267
PT Mitra Adiperkasa Tbk*				2,317,600		269,417
PT Sumber Alfaria Trijaya Tbk				1,865,200		389,302
PT United Tractors Tbk				195,800		351,121
						2,139,595
Mexico	3.8	%
BBB Foods, Inc.*				11,000		330,000
Prologis Property Mexico SA de CV				52,956		173,230
Regional SAB de CV				27,171		157,741
						660,971
Philippines	4.1	%
International Container Terminal Services, Inc.				71,800		517,639
Converge Information and Communications Technology Solutions, Inc.				700,000		204,363
						722,002
South Africa	1.9	%
Clicks Group Ltd.				14,080		323,504
South Korea	17.2	%
Classys, Inc.				12,327		509,972
Doosan Corp.*				1,389		180,038
HD Hyundai Marine Solution Co. Ltd.*				3,600		285,478
Hugel, Inc.*				1,850		338,820
KakaoBank Corp.*				15,406		249,168
LEENO Industrial, Inc.				1,988		287,323
LIG Nex1 Co. Ltd.*				2,200		354,974
Lunit, Inc.*				7,637		251,121
Park Systems Corp.				2,476		365,426
SK Square Co. Ltd.*				2,834		175,107
						2,997,427
Sweden	2.0	%
Medicover AB*				18,900		354,332
Taiwan	11.5	%
Airtac International Group				7,000		201,950
Alchip Technologies Ltd.				2,000		124,816
Chroma ATE, Inc.*				23,000		271,452
E Ink Hldgs., Inc.				49,000		453,668
eMemory Technology, Inc.				5,000		415,528
Ennoconn Corp.				39,000		356,153
M31 Technology Corp.				6,960		181,007
						2,004,574
Thailand	1.0	%
Mega Lifesciences PCL				145,300		177,236
United Kingdom	1.1	%
WAG Payment Solutions PLC*				173,000		196,128
Total Equities
(Cost: $14,074,734)					$	17,411,094
Short-Term Investments	1.2	%
Fidelity Investments Money Market Government Portfolio Class I  4.83%a				216,461		216,461
Total Short-Term Investments
(Cost: $216,461)					$	216,461
Total Investments	100.9	%
(Cost: $14,291,195)					$	17,627,555
Other Liabilities Less  Assets	(.9	)%				(154,420	)
Net Assets - 100%					$	17,473,135

^a Annualized seven-day effective yield as of September 30, 2024

* Non-income producing security during the period ended September 30, 2024

ADS - American depositary share

SECTOR ALLOCATIONS (As a Percentage of Net Assets)
Communication Services	3.0	%
Consumer Discretionary	17.6	%
Consumer Staples	12.2	%
Energy	4.7	%
Financials	6.1	%
Healthcare	14.6	%
Industrials	21.8	%
Information Technology	17.2	%
Materials	1.4	%
Real Estate	1.1	%

Oberweis International Opportunities Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	98.0	%
Australia	4.5	%
GrainCorp Ltd.				614,823	$	3,910,385
JB Hi-Fi Ltd.				139,912		7,732,157
Nick Scali Ltd.				416,100		4,775,154
						16,417,696
Canada	7.1	%
Alamos Gold, Inc.				178,500		3,556,802
AtkinsRealis Group, Inc.				43,300		1,759,213
Bird Construction, Inc.				215,234		3,843,180
CES Energy Solutions Corp.				478,500		2,646,344
Definity Financial Corp.				141,400		5,698,864
Element Fleet Management Corp.				330,700		7,032,112
Stantec, Inc.				20,500		1,648,488
						26,185,003
Denmark	2.9	%
ALK-Abello A/S*				217,900		5,590,183
ROCKWOOL A/S*				10,861		5,099,152
						10,689,335
Finland	4.3	%
Konecranes Oyj*				79,000		5,926,759
Metso Corp.				445,968		4,765,464
Outokumpu Oyj				380,243		1,537,225
Wärtsilä Oyj				165,700		3,707,223
						15,936,671
France	4.9	%
Bureau Veritas SA*				160,300		5,313,595
Nexans SA*				46,500		6,811,443
Spie SA				148,100		5,654,308
						17,779,346
Germany	2.8	%
CTS Eventim AG & Co.				80,051		8,317,855
SUSS MicroTec SE*				24,300		1,858,203
						10,176,058
Italy	3.1	%
Brunello Cucinelli SpA				51,600		5,556,879
De' Longhi SpA				191,300		5,881,240
						11,438,119
Japan	24.0	%
ABC-Mart, Inc.				262,400		5,568,412
Asics Corp.				373,300		7,794,561
BayCurrent Consulting, Inc.				140,100		5,170,224
Daiwa Securities Group, Inc.				777,000		5,433,188
Fuji Electric Co. Ltd.				89,800		5,385,813
Fujikura Ltd.				239,000		8,011,842
Isetan Mitsukoshi Hldgs. Ltd.				284,500		4,406,311
JVCKenwood Corp.				676,800		6,333,595
NH Foods Ltd.*				118,000		4,378,459
Nichirei Corp.				143,200		4,450,683
Organo Corp.				58,100		2,829,710
Ryohin Keikaku Co. Ltd.				266,000		4,874,893
Santen Pharmaceutical Co. Ltd.				839,200		10,127,622
Sundrug Co. Ltd.				127,700		3,761,919
The Japan Steel Works Ltd.				74,100		2,590,213
Toyo Suisan Kaisha Ltd.				56,100		3,649,184
ULVAC, Inc.				59,100		3,132,947
						87,899,576
Netherlands	2.1	%
Arcadis NV				113,200		7,837,311
Norway	8.0	%
Aker Solutions ASA*				547,800		2,106,484
Hoegh Autoliners ASA				267,100		3,444,737
Kongsberg Gruppen ASA				126,500		12,370,700
Storebrand ASA*				556,648		6,113,475
Subsea 7 SA				316,900		5,120,009
						29,155,405
Spain	1.4	%
Banco de Sabadell SA				2,352,500		4,998,801
Sweden	6.6	%
AAK AB				135,620		4,446,820
AddTech AB				149,100		4,465,997
Hemnet Group AB*				94,200		3,467,143
Munters Group AB				48,700		1,111,537
Saab AB				374,600		7,963,464
Storskogen Group AB*				2,880,000		2,760,358
						24,215,319
Switzerland	2.7	%
Accelleron Industries AG				194,300		10,063,932
United Kingdom	23.6	%
Ashtead Technology Hldgs. PLC				451,800		3,430,781
Bunzl PLC*				77,800		3,675,738
Cranswick PLC				98,200		6,590,428
Diploma PLC				104,800		6,212,342
Games Workshop Group PLC				39,850		5,727,106
Greggs PLC				86,500		3,612,647
Howden Joinery Group PLC				301,621		3,657,356
IMI PLC				225,816		5,470,302
Informa PLC				490,300		5,376,257
Intermediate Capital Group PLC				403,300		12,012,733
Just Group PLC				1,714,600		3,190,806
Keller Group PLC				229,100		4,949,540
Marks and Spencer Group PLC				2,139,600		10,657,954
Morgan Sindall Group PLC				122,171		5,030,571
Molten Ventures PLC*				857,700		4,632,497
Telecom Plus PLC				96,400		2,381,647
						86,608,705
Total Equities
(Cost: $291,327,248)					$	359,401,277
Short-Term Investments	1.2	%
Fidelity Investments Money Market Government Portfolio Class I  4.83%a				4,284,269		4,284,269
Total Short-Term Investments
(Cost: $4,284,269)					$	4,284,269
Total Investments	99.2	%
(Cost: $295,611,517)					$	363,685,546
Other Assets Less Liabilities	0.8	%				2,763,242
Net Assets - 100%					$	366,448,788

^a Annualized seven-day effective yield as of September 30, 2024

* Non-income producing security during the period ended September 30, 2024

SECTOR ALLOCATIONS (As a Percentage of Net Assets)
Communication Services	4.7	%
Consumer Discretionary	17.0	%
Consumer Staples	11.4	%
Energy	2.7	%
Financials	11.5	%
Healthcare	4.3	%
Industrials	43.1	%
Information Technology	1.4	%
Materials	1.4	%
Utilities	0.5	%

Oberweis Focused International Growth Fund

Schedule of Investments (unaudited)

September 30, 2024

			Shares		Value
Equities	98.5	%
Australia	2.0	%
BHP Group Ltd.				4,400	$	139,802
Canada	5.2	%
Dollarama, Inc.				3,500		358,514
Denmark	2.4	%
Novo Nordisk A/S				1,400		164,489
France	9.4	%
LVMH Moet Hennessy Louis Vuitton SE				330		252,900
Publicis Groupe SA				2,700		295,125
Schneider Electric SE				400		105,165
						653,190
Germany	10.8	%
Münchener Rückversicherungs AG*				280		154,056
Rheinmetall AG				470		254,461
SAP SE				1,500		341,273
						749,790
Italy	6.4	%
Ferrari NV				240		112,119
UniCredit SpA				7,600		333,008
						445,127
Japan	14.2	%
Bridgestone Corp.				1,800		68,882
Hitachi Ltd.				14,200		373,562
Mitsubishi UFJ Financial Group, Inc.				9,900		100,119
Sony Group Corp.				7,500		144,938
Sumitomo Corp.				6,000		133,338
Toyota Motor Corp.				9,000		159,210
						980,049
Netherlands	3.3	%
ASML Hldg. NV				155		128,638
ING Groep NV				5,600		101,441
						230,079
Spain	2.7	%
Industria de Diseno Textil SA				3,100		183,364
Sweden	6.4	%
Alfa Laval AB*				2,400		115,228
EQT AB				6,700		229,251
Volvo AB				3,800		100,351
						444,830
Switzerland	9.7	%
Novartis AG				800		91,824
Roche Hldg. AG				400		127,883
SGS SA*				1,900		211,775
Zurich Insurance Group AG				400		240,925
						672,407
United Kingdom	23.2	%
Anglo American PLC				3,000		97,420
AstraZeneca PLC				950		147,174
BAE Systems PLC				10,400		172,059
BP PLC				19,200		100,543
CRH PLC				1,200		109,380
HSBC Hldgs. PLC				16,600		148,512
NatWest Group PLC				20,900		96,090
Rolls-Royce Hldgs. PLC*				52,800		372,141
Shell PLC				4,900		158,857
Unilever PLC				3,000		194,078
						1,596,254
United States of America	2.8	%
Cadence Design Systems, Inc.*				700		189,721
Total Equities
(Cost: $5,643,784)					$	6,807,616
Short-Term Investments	2.6	%
Fidelity Investments Money Market Government Portfolio Class I  4.83%a				180,976		180,976
Total Short-Term Investments
(Cost: $180,976)					$	180,976
Total Investments	101.1	%
(Cost: $5,824,760)					$	6,988,592
Other Liabilities Less  Assets	(1.1	)%				(73,198	)
Net Assets - 100%					$	6,915,394

^a Annualized seven-day effective yield as of September 30, 2024

* Non-income producing security during the period ended September 30, 2024

SECTOR ALLOCATIONS (As a Percentage of Net Assets)
Communication Services	4.3	%
Consumer Discretionary	18.5	%
Consumer Staples	2.8	%
Energy	3.8	%
Financials	20.3	%
Healthcare	7.7	%
Industrials	26.6	%
Information Technology	9.5	%
Materials	5.0	%