Mariner Investment 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
Expires:	Oct 31, 2018
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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
AETHERIUM ACQUISITION CORP	UNIT 12/21/2026	00809J200	307	30,000	SH		DFND		30,000	0	0
APX ACQUISITION CORP I	UNIT 12/07/2026	G0440J117	431	40,000	SH		DFND		40,000	0	0
ATHENA TECHNOLOGY ACQ CORP I	*W EXP 10/17/202	04687C113	0	10,000	SH		DFND		10,000	0	0
ATHENA TECHNOLOGY ACQ CORP I	CL A COM	04687C105	201	20,000	SH		DFND		20,000	0	0
AVAYA HLDGS CORP	NOTE 2.250% 6/1	05351XAB7	979	23,030,000	PRN		DFND		23,030,000	0	0
BATTERY FUTURE ACQUISITION C	UNIT 99/99/9999	G0888J116	205	20,000	SH		DFND		20,000	0	0
BLACKROCK CAP ALLOCATION TR	COM	09260U109	351	25,277	SH		DFND		25,277	0	0
BLACKROCK ESG CAP ALLC TR	SHS BEN INT	09262F100	463	34,442	SH		DFND		34,442	0	0
BLACKROCK MUNI INCOME TR II	COM	09249N101	540	52,301	SH		DFND		52,301	0	0
BLACKROCK MUNIYIELD FD INC	COM	09253W104	673	64,688	SH		DFND		64,688	0	0
BLUE OWL CAPITAL INC	COM CL A	09581B103	326	30,800	SH		DFND		30,800	0	0
BYNORDIC ACQUISITION CORP	UNIT 07/01/2027	124420209	205	20,000	SH		DFND		20,000	0	0
CARTESIAN GROWTH CORP	CL A SHS	G19276107	175	16,000	SH		DFND		16,000	0	0
CHURCHILL CAPITAL CORP VII	COM CL A	17144M102	199	20,000	SH		DFND		20,000	0	0
CLEAR CHANNEL OUTDOOR HLDGS	COM	18453H106	107	102,000	SH		DFND		102,000	0	0
CONSTELLATION ACQUISITN CORP	UNIT 99/99/9999	G2R18K121	101	10,000	SH		DFND		10,000	0	0
CREDIT SUISSE GROUP	SPONSORED ADR	225401108	10	201,000	SH	Put	DFND		201,000	0	0
DYNEX CAP INC	COM	26817Q886	127	10,000	SH		DFND		10,000	0	0
EATON VANCE CALIF MUN BD FD	COM	27828A100	503	58,242	SH		DFND		58,242	0	0
EATON VANCE NEW YORK MUN BD	COM	27827Y109	589	65,376	SH		DFND		65,376	0	0
EDTECHX HOLDINGS ACQU CORP I	*W EXP 06/15/202	28139A110	0	10,000	SH		DFND		10,000	0	0
EVE MOBILITY ACQUISITION COR	UNIT 99/99/9999	G3218G125	308	30,000	SH		DFND		30,000	0	0
EVERGREEN CORPORATION	UNIT 02/08/2027	G3312W125	301	28,220	SH		DFND		28,220	0	0
EVO ACQUISITION CORP	*W EXP 01/04/202	30052G116	1	14,450	SH		DFND		14,450	0	0
FIRST RESERVE SUSTAINABLE GW	CLASS A COM	336169107	201	20,000	SH		DFND		20,000	0	0
FRONTIER INVESTMENT CORP	UNIT 06/29/2026	G36816117	118	11,789	SH		DFND		11,789	0	0
FTAC EMERALD ACQUISITION COR	UNIT 10/19/2028	29103K209	201	20,000	SH		DFND		20,000	0	0
FUTURETECH II ACQUISITION CO	UNIT 12/23/2022	36119D202	132	12,900	SH		DFND		12,900	0	0
GARDINER HEALTHCARE ACQTS CO	*W EXP 07/30/202	365506112	4	30,000	SH		DFND		30,000	0	0
GARDINER HEALTHCARE ACQTS CO	COMMON STOCK	365506104	308	30,000	SH		DFND		30,000	0	0
GIGCAPITAL 5 INC	*W EXP 03/28/202	37519U117	1	15,530	SH		DFND		15,530	0	0
GOAL ACQUISITIONS CORP	*W EXP 02/11/202	38021H115	2	50,000	SH		DFND		50,000	0	0
GOLDEN ARROW MERGER CORP	*W EXP 07/31/202	380799114	0	19,150	SH		DFND		19,150	0	0
GOLDEN ARROW MERGER CORP	CLASS A COM	380799106	701	70,000	SH		DFND		70,000	0	0
GORES HOLDINGS IX INC	UNIT 01/14/2029	38287A200	199	20,000	SH		DFND		20,000	0	0
GX ACQUISITION CORP II	UNIT 03/17/2026	36260F204	152	14,900	SH		DFND		14,900	0	0
HEALTHCARE AI ACQUISITION CO	UNIT 12/07/2026	G4373K125	205	20,000	SH		DFND		20,000	0	0
HERTZ GLOBAL HLDGS INC	COM NEW	42806J700	7,388	480,065	SH		DFND		480,065	0	0
INDUSTRIAL TECH ACQSTNS II I	UNIT 03/31/2028	45635R207	205	20,000	SH		DFND		20,000	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	28	600,000	SH	Call	DFND		600,000	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	7	200,000	SH	Put	DFND		200,000	0	0
ISHARES TR	PFD AND INCM SEC	464288687	3	50,500	SH	Put	DFND		50,500	0	0
JACKSON ACQUISITION CO	UNIT 99/99/9999	46653C205	254	25,000	SH		DFND		25,000	0	0
KHOSLA VENTURES ACQUISITION	CL A	482504107	398	39,900	SH		DFND		39,900	0	0
KHOSLA VENTURES ACQUT CO III	COM CL A	482506102	100	10,000	SH		DFND		10,000	0	0
M3 BRIGADE ACQUISITION II CO	COM CL A	553800103	339	33,790	SH		DFND		33,790	0	0
MARATHON DIGITAL HOLDINGS IN	COM	565788106	1,046	775,000	SH	Put	DFND		775,000	0	0
MARLIN TECHNOLOGY CORP	UNIT 99/99/9999	G58411128	178	17,650	SH		DFND		17,650	0	0
MASON INDUSTRIAL TECHNOLGY I	COM CL A	57520Y106	186	18,589	SH		DFND		18,589	0	0
MFS HIGH YIELD MUN TR	SH BEN INT	59318E102	579	185,095	SH		DFND		185,095	0	0
MFS INVT GRADE MUN TR	SH BEN INT	59318B108	391	54,932	SH		DFND		54,932	0	0
MOTIVE CAPITAL CORP II	UNIT 99/99/9999	G6293R122	511	50,000	SH		DFND		50,000	0	0
NEWBURY STREET ACQUISITN COR	*W EXP 04/30/202	65101L112	1	12,413	SH		DFND		12,413	0	0
NEWBURY STREET ACQUISITN COR	COM	65101L104	274	27,403	SH		DFND		27,403	0	0
NEXPOINT DIVERSIFIED REL ET	COM NEW	65340G205	1,012	90,311	SH		DFND		90,311	0	0
NORDSTROM INC	COM	655664100	3	200,000	SH	Put	DFND		200,000	0	0
NUVEEN AMT-FREE MUN VALUE FD	COM	670695105	363	26,690	SH		DFND		26,690	0	0
NUVEEN MUN VALUE FD INC	COM	670928100	734	85,325	SH		DFND		85,325	0	0
NUVEEN N Y MUN VALUE FD	COM	67062M105	379	45,858	SH		DFND		45,858	0	0
NUVEEN NEW YORK AMT QLT MUNI	COM	670656107	647	63,017	SH		DFND		63,017	0	0
OFS CAP CORP	COM	67103B100	406	39,787	SH		DFND		39,787	0	0
OXUS ACQUISITION CORP	*W EXP 99/99/999	G6859L121	1	23,300	SH		DFND		23,300	0	0
PERELLA WEINBERG PARTNERS	CLASS A COM	71367G102	98	10,000	SH		DFND		10,000	0	0
PGIM SHORT DUR HIG YLD OPP F	COM	69355J104	471	32,071	SH		DFND		32,071	0	0
PIMCO GLOBAL STOCKSPLS INCM	COM	722011103	136	19,644	SH		DFND		19,644	0	0
PIMCO NEW YORK MUN INCOME FD	COM	72201E105	164	24,040	SH		DFND		24,040	0	0
PIONEER MUN HIGH INCOME OPPO	COMMON STOCK	723760104	885	83,134	SH		DFND		83,134	0	0
POWER REIT	COM	73933H101	61	15,423	SH		DFND		15,423	0	0
REVELSTONE CAPITAL ACQSTN CO	UNIT 12/17/2026	76137R205	203	20,000	SH		DFND		20,000	0	0
SELECT SECTOR SPDR TR	FINANCIAL	81369Y605	4	200,000	SH	Put	DFND		200,000	0	0
SEVEN HILLS REALTY TRUST	COM	81784E101	1,935	212,846	SH		DFND		212,846	0	0
SHAPEWAYS HOLDINGS INC	*W EXP 09/29/202	81947T110	0	11,950	SH		DFND		11,950	0	0
SOUTHPORT ACQUISITION CORP	UNIT 99/99/9999	84465L204	203	20,000	SH		DFND		20,000	0	0
SPDR GOLD TR	GOLD SHS	78463V107	0	20,000	SH	Call	DFND		20,000	0	0
SPDR S&P 500 ETF TR	TR UNIT	78462F103	6	50,000	SH	Put	DFND		50,000	0	0
SPREE ACQUISITION CORP 1 LTD	UNIT 99/99/9999	G83745110	204	20,000	SH		DFND		20,000	0	0
ST ENERGY TRANSITION I LTD	UNIT 99/99/9999	G8465L123	198	19,300	SH		DFND		19,300	0	0
SWIFTMERGE ACQUISITION CORP	UNIT 12/13/2026	G63836129	303	30,000	SH		DFND		30,000	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADS	874039100	3	60,000	SH	Put	DFND		60,000	0	0
TARGET GLOBAL ACQUISI I CORP	UNIT 99/99/9999	G8675N117	205	20,000	SH		DFND		20,000	0	0
TERAWULF INC	COM	88080T104	233	349,718	SH		DFND		349,718	0	0
TOLL BROTHERS INC	COM	889478103	10	50,000	SH	Put	DFND		50,000	0	0
TRAJECTORY ALPHA ACQUISITION	UNIT 99/99/9999	89301B203	201	20,000	SH		DFND		20,000	0	0
VISCOGLIOSI BROS ACQUISTN CO	UNIT 03/18/2027	92838K209	201	19,900	SH		DFND		19,900	0	0
VISTRA CORP	COM	92840M102	603	26,000	SH		DFND		26,000	0	0
WAYFAIR INC	CL A	94419L101	12	51,300	SH	Put	DFND		51,300	0	0
WEJO GROUP LIMITED	*W EXP 11/18/202	G9525W117	1	26,566	SH		DFND		26,566	0	0
WESTERN ACQSTN VENTURES CORP	*W EXP 09/01/202	95758L115	2	30,000	SH		DFND		30,000	0	0
WESTERN ACQSTN VENTURES CORP	COM	95758L107	347	30,000	SH		DFND		30,000	0	0
WESTERN ASSET INTER MUNI FD	COM	958435109	274	36,068	SH		DFND		36,068	0	0
WESTERN ASSET MANAGED MUNS F	COM	95766M105	1,178	117,003	SH		DFND		117,003	0	0
WESTERN ASST INFLTN LKD INM	COM SH BEN INT	95766Q106	225	26,169	SH		DFND		26,169	0	0
WESTERN AST INFL LKD OPP & I	COM	95766R104	1,111	121,719	SH		DFND		121,719	0	0