Starboard Value 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

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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
10X CAPITAL VENTURE ACQU COR	COM CL A	88025V107	1,960	196,800	SH		DFND	1, 2, 3, 4, 5	196,800	0	0
ACI WORLDWIDE INC	COM	004498101	333,795	8,987,486	SH		DFND	1, 2, 3, 4, 5	8,987,486	0	0
AECOM	COM	00766T100	470,592	7,431,970	SH		DFND	1, 2, 3, 4, 5	7,431,970	0	0
ALTIMAR ACQUISITION CORP II	SHS CL A	G03709105	4,860	500,000	SH		DFND	1, 2, 3, 4, 5	500,000	0	0
ALTIMAR ACQUISITION CORP II	*W EXP 02/09/202	G03709121	145	124,999	SH	Call	DFND	1, 2, 3, 4, 5	124,999	0	0
ASPIRATIONAL CONSUMER LIFEST	COM	G05436103	1,717	172,019	SH		DFND	1, 2, 3, 4, 5	172,019	0	0
ATLANTIC COASTAL ACQUISTN CO	CLASS A COM	048453104	3,762	389,440	SH		DFND	1, 2, 3, 4, 5	389,440	0	0
ATLANTIC COASTAL ACQUISTN CO	*W EXP 03/02/202	048453112	59	66,665	SH	Call	DFND	1, 2, 3, 4, 5	66,665	0	0
AUSTERLITZ ACQUISITION CORP	SHS CL A	G0633D109	2,480	250,000	SH		DFND	1, 2, 3, 4, 5	250,000	0	0
BOX INC	CL A	10316T104	332,499	13,013,663	SH		DFND	1, 2, 3, 4, 5	13,013,663	0	0
CATALYST PARTNRS ACQUISITN C	UNIT 99/99/9999	G19550113	2,525	250,000	SH		DFND	1, 2, 3, 4, 5	250,000	0	0
CC NEUBERGER PRIN HLDGS II	SHS CL A	G3166T103	3,719	376,060	SH		DFND	1, 2, 3, 4, 5	376,060	0	0
CERNER CORP	COM	156782104	248,636	3,181,111	SH		DFND	1, 2, 3, 4, 5	3,181,111	0	0
COMMVAULT SYS INC	COM	204166102	318,885	4,079,375	SH		DFND	1, 2, 3, 4, 5	4,079,375	0	0
COMSCORE INC	COM	20564W105	12,098	2,419,550	SH		DFND	1, 2, 3, 4, 5	2,419,550	0	0
CORTEVA INC	COM	22052L104	425,084	9,584,749	SH		DFND	1, 2, 3, 4, 5	9,584,749	0	0
D8 HOLDINGS CORP	SHS CL A	G2614K110	2,493	250,000	SH		DFND	1, 2, 3, 4, 5	250,000	0	0
DATA KNIGHTS ACQUISITION COR	UNIT 05/06/2026	237699202	3,099	300,000	SH		DFND	1, 2, 3, 4, 5	300,000	0	0
DRAGONEER GROWTH OPPORTUN CO	COM CL A	G28302100	479	48,135	SH		DFND	1, 2, 3, 4, 5	48,135	0	0
DRAGONEER GROWTH OPT CORP II	CL A SHS	G28315102	3,359	335,858	SH		DFND	1, 2, 3, 4, 5	335,858	0	0
EG ACQUISITION CORP	UNIT 99/99/9999	26846A209	2,500	250,000	SH		DFND	1, 2, 3, 4, 5	250,000	0	0
EHEALTH INC	COM	28238P109	110,850	1,898,117	SH		DFND	1, 2, 3, 4, 5	1,898,117	0	0
ELANCO ANIMAL HEALTH INC	COM	28414H103	263,877	7,606,712	SH		DFND	1, 2, 3, 4, 5	7,606,712	0	0
FOREST ROAD ACQUISITION COR	CL A	34619V103	4,900	500,000	SH		DFND	1, 2, 3, 4, 5	500,000	0	0
FOREST ROAD ACQUISITION COR	*W EXP 01/15/202	34619V111	140	100,000	SH	Call	DFND	1, 2, 3, 4, 5	100,000	0	0
FORTRESS VALUE ACQUIS CORP I	COM CL A	34964G107	1,853	188,705	SH		DFND	1, 2, 3, 4, 5	188,705	0	0
GCP APPLIED TECHNOLOGIES INC	COM	36164Y101	152,120	6,540,000	SH		DFND	1, 2, 3, 4, 5	6,540,000	0	0
GREEN DOT CORP	CL A	39304D102	248,029	5,294,110	SH		DFND	1, 2, 3, 4, 5	5,294,110	0	0
INDUSTRIAL TECH ACQU INC	COM CL A	456357102	1,413	141,177	SH		DFND	1, 2, 3, 4, 5	141,177	0	0
ISHARES TR	RUSSELL 2000 ETF	464287655	132,576	578,000	SH		DFND	1, 2, 3, 4, 5	578,000	0	0
ISHARES TR	RUSSELL 2000 ETF	464287655	1,840	2,000,000	SH	Put	DFND	1, 2, 3, 4, 5	2,000,000	0	0
ISHARES TR	RUS 2000 VAL ETF	464287630	17,074	103,000	SH		DFND	1, 2, 3, 4, 5	103,000	0	0
ISHARES TR	RUS MID CAP ETF	464287499	38,828	490,000	SH		DFND	1, 2, 3, 4, 5	490,000	0	0
KHOSLA VENTURES ACQUSTN CO I	COM CL A	482505104	2,982	300,000	SH		DFND	1, 2, 3, 4, 5	300,000	0	0
KHOSLA VENTURES ACQUT CO III	COM CL A	482506102	4,935	500,000	SH		DFND	1, 2, 3, 4, 5	500,000	0	0
KISMET ACQUISITION ONE CORP	SHS	G52753103	1,982	200,000	SH		DFND	1, 2, 3, 4, 5	200,000	0	0
KKR ACQUISITION HOLDING I CO	COM CLASS A	48253T109	5,841	594,800	SH		DFND	1, 2, 3, 4, 5	594,800	0	0
KKR ACQUISITION HOLDING I CO	*W EXP 99/99/999	48253T117	175	148,698	SH	Call	DFND	1, 2, 3, 4, 5	148,698	0	0
L&F ACQUISITION CORP	SHS CL A	G53702109	3,080	308,648	SH		DFND	1, 2, 3, 4, 5	308,648	0	0
LEAD EDGE GROWTH OPRTUNTS LT	COM	G54085108	5,868	600,000	SH		DFND	1, 2, 3, 4, 5	600,000	0	0
LEAD EDGE GROWTH OPRTUNTS LT	*W EXP 04/01/202	G54085116	202	124,999	SH	Call	DFND	1, 2, 3, 4, 5	124,999	0	0
MAGELLAN HEALTH INC	COM NEW	559079207	223,169	2,369,100	SH		DFND	1, 2, 3, 4, 5	2,369,100	0	0
MEDNAX INC	COM	58502B106	254,768	8,450,000	SH		DFND	1, 2, 3, 4, 5	8,450,000	0	0
MEDTECH ACQUISITION CORP	COM CL A	58507N105	1,455	150,000	SH		DFND	1, 2, 3, 4, 5	150,000	0	0
MERIT MED SYS INC	COM	589889104	232,575	3,596,898	SH		DFND	1, 2, 3, 4, 5	3,596,898	0	0
MISSION ADVANCEMENT CORP	CL A	60501L101	3,884	400,000	SH		DFND	1, 2, 3, 4, 5	400,000	0	0
MISSION ADVANCEMENT CORP	*W EXP 03/05/202	60501L119	94	116,665	SH	Call	DFND	1, 2, 3, 4, 5	116,665	0	0
MONTES ARCHIMEDES ACQUISITIO	COM CL A	612657106	4,368	441,615	SH		DFND	1, 2, 3, 4, 5	441,615	0	0
NAVSIGHT HLDGS INC	CL A	639358100	2,445	245,000	SH		DFND	1, 2, 3, 4, 5	245,000	0	0
NEBULA CARAVEL ACQUISITION C	COM CL A	629070103	1,998	200,000	SH		DFND	1, 2, 3, 4, 5	200,000	0	0
NEXTGEN ACQUISITION CORP	CL A	G65305107	232	23,311	SH		DFND	1, 2, 3, 4, 5	23,311	0	0
NORTONLIFELOCK INC	COM	668771108	454,695	16,704,454	SH		DFND	1, 2, 3, 4, 5	16,704,454	0	0
ON SEMICONDUCTOR CORP	COM	682189105	332,564	8,687,681	SH		DFND	1, 2, 3, 4, 5	8,687,681	0	0
OSPREY TECHNLGY AQUISTION CO	COM CL A	68839R104	1,344	134,529	SH		DFND	1, 2, 3, 4, 5	134,529	0	0
PAPA JOHNS INTL INC	COM	698813102	361,296	3,459,360	SH		DFND	1, 2, 3, 4, 5	3,459,360	0	0
PLUM ACQUISITION CORP I	CLASS A ORD SHS	G7134L126	3,310	340,929	SH		DFND	1, 2, 3, 4, 5	340,929	0	0
PLUM ACQUISITION CORP I	*W EXP 03/15/202	G7134L118	70	60,000	SH	Call	DFND	1, 2, 3, 4, 5	60,000	0	0
QELL ACQUISITION CORP	CL A	G7307X105	2,985	300,000	SH		DFND	1, 2, 3, 4, 5	300,000	0	0
REINVENT TECHNOLOGY PARTNERS	CL A	G7483N129	315	31,600	SH		DFND	1, 2, 3, 4, 5	31,600	0	0
ROSS ACQUISITION CORP II	SHS CL A	G7641C106	4,365	450,000	SH		DFND	1, 2, 3, 4, 5	450,000	0	0
ROSS ACQUISITION CORP II	*W EXP 02/01/202	G7641C114	96	100,000	SH	Call	DFND	1, 2, 3, 4, 5	100,000	0	0
ROTH CH ACQUISITION II CO	COM	778673103	993	100,000	SH		DFND	1, 2, 3, 4, 5	100,000	0	0
ROTOR ACQUISITION CORP	COM	77879W105	3,641	364,805	SH		DFND	1, 2, 3, 4, 5	364,805	0	0
SLAM CORP	CL A SHS	G8210L105	5,824	601,000	SH		DFND	1, 2, 3, 4, 5	601,000	0	0
SLAM CORP	*W EXP 02/23/202	G8210L121	162	150,246	SH	Call	DFND	1, 2, 3, 4, 5	150,246	0	0
SOFTWARE ACQUISITN GRUP INC	COM CL A	83407F101	431	43,362	SH		DFND	1, 2, 3, 4, 5	43,362	0	0
SUPERNOVA PARTNERS ACQUISITI	COM CL A	86846V108	3,545	356,962	SH		DFND	1, 2, 3, 4, 5	356,962	0	0
TAILWIND ACQUISITION CORP	COM CL A	87403Q102	2,991	300,000	SH		DFND	1, 2, 3, 4, 5	300,000	0	0
TCV ACQUISITION CORP	CL A SHS	G8704C124	1,487	150,000	SH		DFND	1, 2, 3, 4, 5	150,000	0	0
TPG PACE TECH OPPORUNITIES	CL A COM	G8990Y103	993	100,000	SH		DFND	1, 2, 3, 4, 5	100,000	0	0
TWC TECH HLDGS II CORP	COM	90117G105	4,469	450,000	SH		DFND	1, 2, 3, 4, 5	450,000	0	0
WARBURG PINCUS CAPTAL CORP I	SHS CL A	G9460M108	8,259	847,085	SH		DFND	1, 2, 3, 4, 5	847,085	0	0
WARBURG PINCUS CAPTAL CORP I	*W EXP 99/99/999	G9460M124	220	169,414	SH	Call	DFND	1, 2, 3, 4, 5	169,414	0	0