Starboard Value LP

13F Portfolio Filings

Most recent 13F: Q2 2026
Also reports for: Feld Peter A

Smith Jeffrey C

Starboard Principal Co GP LLC

2 more

Starboard Principal Co LP

Starboard Value GP LLC

Based on Q2 2026 13F notices
13D/G filings: 13D on 11 securities
Location: New York, NY
CIK: 0001517137
All SEC filings: View on sec.gov

Holdings Value

Quarter	Holdings	Value ($000)	Top Holdings	Form Type	Date Filed	Filing ID
Q2 2026	22	4,523,797	IJH, QRVO, KVUE, DT	13F-HR	8/14/2026	000092189526002172
Q1 2026	26	4,574,765	QRVO, KVUE, IJH, AQN	13F-HR	5/15/2026	000092189526001402
Q4 2025	22	5,279,507	QRVO, KVUE, AQN, BILL	13F-HR	2/17/2026	000092189526000450
Q3 2025	20	5,314,627	QRVO, ADSK, MTCH, BILL	13F-HR	11/14/2025	000092189525003099
Q2 2025	25	5,769,079	QRVO, MTCH, ADSK, BDX	13F-HR	8/14/2025	000092189525002289
Q1 2025	22	5,498,476	QRVO, KVUE, ADSK, GEN	13F-HR	5/15/2025	000092189525001532
Q4 2024	22	5,528,405	GDDY, GEN, MTCH, KVUE	13F-HR	2/14/2025	000092189525000464
Q3 2024	20	4,704,254	ADSK, GDDY, GEN, CRM	13F-HR	11/14/2024	000092189524002729
Q2 2024	20	4,295,391	GDDY, GEN, CRM, AQN	13F-HR	8/14/2024	000092189524001819
Q1 2024	23	4,840,291	GDDY, GEN, AQN, ALIT	13F-HR	5/15/2024	000092189524001233
Q4 2023	28	4,808,205	GDDY, HUM, GEN, WIX	13F-HR	2/14/2024	000092189524000478
Q3 2023	25	3,903,519	GDDY, HUM, CRM, AQN	13F-HR	11/14/2023	000092189523002633
Q2 2023	48	4,628,942	GDDY, SPLK, CRM, HUM	13F-HR	8/11/2023	000092189523001905
Q1 2023	2	24,595	LIVEPERSON INC, WIX COM LTD	NEW HOLDINGS	5/17/2023	000092189523001251
Q1 2023	104	4,963,848	GDDY, CRM, ACM, SPLK	13F-HR	5/12/2023	000092189523001167
Q4 2022	148	5,219,055	GDDY, ACM, WTW, GEN	13F-HR	2/14/2023	000092189523000550
Q3 2022	177	4,548,524	GDDY, ACM, HUM, WTW	13F-HR	11/14/2022	000092189522003031
Q2 2022	183	5,502,840	GDDY, ACM, HUM, WTW	13F-HR	8/12/2022	000092189522002420
Q1 2022	170	7,543,243	GDDY, HUN, ACM, WTW	13F-HR	5/13/2022	000092189522001631
Q4 2021	136	7,216,532	HUN, GDDY, ACM, ON	13F-HR	2/14/2022	000119380522000313
Q3 2021	66	5,463,619	ACM, GEN, CTVA, ON	13F-HR	11/12/2021	000092189521002606
Q2 2021	73	5,092,354	ACM, GEN, CTVA, PZZA	13F-HR	8/13/2021	000092189521002056
Q1 2021	38	4,685,872	CTVA, ACM, GEN, ON	13F-HR	5/14/2021	000092189521001325
Q4 2020	18	3,932,168	CTVA, GEN, ACM, ACIW	13F-HR	2/16/2021	000092189521000462
Q3 2020	19	3,369,721	SPY, CTVA, ACM, GEN	13F-HR	11/13/2020	000092189520002937
Q2 2020	21	2,806,831	GEN, AAP, ACM, GDOT	13F-HR	8/14/2020	000092189520002245
Q1 2020	18	2,466,435	GEN, AAP, EBAY, CERN	13F-HR	5/15/2020	000092189520001444
Q4 2019	16	3,454,698	SPY, GEN, AAP, EBAY	13F-HR	2/14/2020	000092189520000561
Q3 2019	16	2,997,375	SYMC, AAP, PRGO, CERN	13F-HR	11/14/2019	000092189519002788
Q2 2019	20	3,286,488	SYMC, AAP, PRGO, CERN	13F-HR	8/14/2019	000092189519002234
Q1 2019	20	4,093,602	SYMC, AAP, PRGO, MRVL	13F-HR	5/15/2019	000092189519001491
Q4 2018	16	3,238,122	MRVL, AAP, SYMC, MLNX	13F-HR	2/14/2019	000092189519000436
Q3 2018	16	3,899,005	PRGO, MRVL, AAP, SYMC	13F-HR	11/14/2018	000092189518003049
Q2 2018	18	3,956,207	PRGO, MRVL, MLNX, AAP	13F-HR	8/14/2018	000092189518002328
Q1 2018	16	4,557,671	PRGO, AABA, MRVL, NWL	13F-HR	5/15/2018	000092189518001706
Q4 2017	19	4,088,854	PRGO, AABA, MRVL, MLNX	13F-HR	2/14/2018	000092189518000647
Q3 2017	24	3,704,338	PRGO, AABA, MRVL, AAP	13F-HR	11/13/2017	000092189517002615
Q2 2017	22	3,430,300	PRGO, AABA, MRVL, AAP	13F-HR	8/11/2017	000092189517002111
Q1 2017	21	3,264,945	PRGO, YHOO, MRVL, AAP	13F-HR	5/12/2017	000092189517001458
Q4 2016	23	3,392,865	PRGO, AAP, YHOO, MRVL	13F-HR	2/14/2017	000092189517000382
Q3 2016	24	3,677,938	PRGO, YHOO, MRVL, IWM puts	13F-HR	11/14/2016	000092189516006097
Q2 2016	23	2,826,248	YHOO, AAP, IWM puts, DRI	13F-HR	8/15/2016	000092189516005440
Q1 2016	18	2,844,627	YHOO, DRI, IWM puts, AAP	13F-HR	5/13/2016	000092189516004507
Q4 2015	23	3,709,923	IWM puts, DRI, AAP, YHOO	13F-HR	2/12/2016	000092189516003320
Q3 2015	32	4,478,811	IWM puts, DRI, AAP, WRK	13F-HR	11/13/2015	000092189515002514
Q2 2015	36	4,434,343	IWM puts, DRI, MWV, ODP	13F-HR	8/14/2015	000092189515002004
Q1 2015	28	4,806,757	IWM puts, DRI, MWV, ODP	13F-HR	5/15/2015	000092189515001371
Q4 2014	30	4,411,384	IWM puts, DRI, MWV, YHOO	13F-HR	2/17/2015	000092189515000428
Q3 2014	1	11,679	ISSI	NEW HOLDINGS	12/1/2014	000092189514002538
Q3 2014	28	2,868,460	DRI, IWM puts, MWV, YHOO	13F-HR	11/14/2014	000092189514002443
Q2 2014	29	2,550,390	IWM puts, MWV, DRI, ODP	13F-HR	8/14/2014	000092189514001870
Q1 2014	24	1,827,690	DRI, IWM puts, ODP, TSRA	13F-HR	5/12/2014	000092189514001062
Q4 2013	1	34,867	LXU	NEW HOLDINGS	3/24/2014	000092189514000628
Q4 2013	23	1,983,113	DRI, IWM puts, ODP, IDTI	13F-HR	2/12/2014	000092189514000218

13D and 13G Filings

All 13D and 13G filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each security where the latest filing since 12/18/2024 is a 13D, newest first.

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
BILL Holdings, Inc. 13D/A BILL · 090043100	BILL	090043100	10.1%	8,642,510	13D/A	8/24/2026 Event 8/20/2026
Starboard Value LP			10.1%	8,639,900
Starboard Value & Opportunity Master Fund Ltd			5.4%	4,597,782
Starboard Value & Opportunity S LLC			0.8%	681,182
Starboard Value & Opportunity Master Fund L LP			0.3%	239,363
Starboard Value L LP			0.3%	239,363
Starboard Value R GP LLC			0.3%	239,363
Starboard X Master Fund Ltd			2.0%	1,712,590
Starboard Value GP LLC			10.1%	8,639,900
Starboard Principal Co LP			10.1%	8,639,900
Starboard Principal Co GP LLC			10.1%	8,639,900
Smith Jeffrey C			10.1%	8,639,900
Feld Peter A			10.1%	8,642,510
Algonquin Power & Utilities Corp. 13D/A AQN · 015857105	AQN	015857105	7.4%	57,215,415	13D/A	4/1/2026 Event 3/30/2026
Starboard Value LP			7.4%	57,215,415
Starboard Value and Opportunity Master Fund III LP			3.8%	29,048,104
Starboard Value and Opportunity S LLC			0.5%	3,429,144
Starboard Value and Opportunity C LP			0%	0
Starboard X Master Fund II LP			1.1%	8,424,596
Starboard Value R LP			1.1%	8,424,596
Starboard Value and Opportunity Master Fund L LP			0.2%	1,493,906
Starboard Value L LP			0.2%	1,493,906
Starboard Value R GP LLC			1.3%	9,918,502
Starboard G Fund, L.P.			1.2%	9,172,365
Starboard Value G GP, LLC			1.2%	9,172,365
Starboard Value A LP			5.0%	38,220,469
Starboard Value A GP LLC			5.0%	38,220,469
Starboard Value GP LLC			7.4%	57,215,415
Starboard Principal Co LP			7.4%	57,215,415
Starboard Principal Co GP LLC			7.4%	57,215,415
Smith Jeffrey C			7.4%	57,215,415
Feld Peter A			7.4%	57,215,415
Molinelli Gavin			0%	25,995
Under 5%, checked the "5 percent or less" box, or amended by a later filing (9)
Qorvo, Inc. 13D/A QRVO · 74736K101	QRVO	74736K101	0%	0	13D/A	10/6/2026 Event 10/5/2026
Starboard Value LP			0%	0
Starboard Value & Opportunity Master Fund Ltd			0%	0
Starboard Value & Opportunity S LLC			0%	0
Starboard Value & Opportunity Master Fund L LP			0%	0
Starboard Value L LP			0%	0
Starboard Value R GP LLC			0%	0
Starboard X Master Fund Ltd			0%	0
Starboard G Fund, L.P.			0%	0
Starboard Value G GP, LLC			0%	0
Starboard Value A LP			0%	0
Starboard Value A GP LLC			0%	0
Starboard Value GP LLC			0%	0
Starboard Principal Co LP			0%	0
Starboard Principal Co GP LLC			0%	0
Smith Jeffrey C			0%	0
Feld Peter A			0%	0
Bloomin' Brands, Inc. 13D/A BLMN · 094235108	BLMN	094235108	4.9%	4,180,992	13D/A	5/8/2026 Event 5/8/2026
Starboard Value LP			4.9%	4,180,992
Starboard Value & Opportunity Master Fund Ltd			3.0%	2,608,403
Starboard Value & Opportunity S LLC			0.4%	315,176
Starboard Value & Opportunity C LP			0%	0
Starboard Value R LP			0%	0
Starboard Value & Opportunity Master Fund L LP			0.2%	135,816
Starboard Value L LP			0.2%	135,816
Starboard Value R GP LLC			0.2%	135,816
Starboard X Master Fund Ltd			0.8%	660,072
Starboard Value GP LLC			4.9%	4,180,992
Starboard Principal Co LP			4.9%	4,180,992
Starboard Principal Co GP LLC			4.9%	4,180,992
Smith Jeffrey C			4.9%	4,180,992
Feld Peter A			4.9%	4,180,992
Sagal Jonathan			0%	27,119
Match Group, Inc. 13D/A MTCH · 57667L107	MTCH	57667L107	4.6%	10,833,200	13D/A	5/6/2026 Event 5/4/2026
Starboard Value LP			4.6%	10,833,200
Starboard Value and Opportunity Master Fund LTD			1.5%	3,479,984
Starboard Value & Opportunity Master Fund L LP			0.1%	320,070
Starboard Value and Opportunity S LLC			0.3%	743,476
Starboard Value and Opportunity C LP			0%	0
Starboard X Master Fund LTD			0.9%	1,989,712
Starboard Value A LP			0%	0
Starboard Value A GP LLC			0%	0
Starboard Value R LP			0%	0
Starboard Value L LP			0%	0
Starboard Value R GP LLC			0%	0
Starboard Value GP LLC			4.6%	10,833,200
Starboard Principal Co LP			4.6%	10,833,200
Starboard Value Co GP LLC			4.6%	10,833,200
Starboard P Fund LP			0.6%	1,330,114
Starboard Value P GP LLC			0.6%	1,330,114
Starboard G Fund, L.P.			0.5%	1,157,644
Starboard Value G GP, LLC			0.5%	1,157,644
Jeffrey C. Smith			4.6%	10,833,200
Peter A. Feld			4.6%	10,833,200
TripAdvisor, Inc. 13D/A TRIP · 896945201	TRIP	896945201	4.4%	5,096,996	13D/A	4/3/2026 Event 4/1/2026
Starboard Value LP			4.4%	5,096,996
Starboard Value & Opportunity Master Fund Ltd			2.4%	2,743,522
Starboard Value & Opportunity S LLC			0.3%	380,916
Starboard Value & Opportunity Master Fund L LP			0.1%	149,632
Starboard Value L LP			0.1%	149,632
Starboard Value R GP LLC			0.1%	149,632
Starboard X Master Fund Ltd			0.9%	1,001,092
Starboard Value GP LLC			4.4%	5,096,996
Starboard Principal Co LP			4.4%	5,096,996
Starboard Principal Co GP LLC			4.4%	5,096,996
Smith Jeffrey C			4.4%	5,096,996
Feld Peter A			4.4%	5,096,996
Rogers Corp 13D/A ROG · 775133101	ROG	775133101	3.3%	599,328	13D/A	1/23/2026 Event 1/21/2026
Starboard Value LP			3.3%	599,328
Starboard Value & Opportunity Master Fund Ltd			1.8%	317,714
Starboard Value & Opportunity S LLC			0.2%	35,901
Starboard Value & Opportunity Master Fund L LP			0.1%	20,710
Starboard Value L LP			0.1%	20,710
Starboard Value R GP LLC			0.1%	20,710
Starboard X Master Fund Ltd			0.7%	128,595
Starboard Value GP LLC			3.3%	599,328
Starboard Principal Co LP			3.3%	599,328
Starboard Principal Co GP LLC			3.3%	599,328
Smith Jeffrey C			3.3%	599,328
Feld Peter A			3.3%	599,328
Alight, Inc. / Delaware 13D/A ALIT · 01626W101	ALIT	01626W101	0%	0	13D/A	12/5/2025 Event 12/3/2025
Starboard Value LP			0%	0
Starboard Value & Opportunity Master Fund Ltd			0%	0
Starboard Value & Opportunity S LLC			0%	0
Starboard Value & Opportunity C LP			0%	0
Starboard Value R LP			0%	0
Starboard Value & Opportunity Master Fund L LP			0%	0
Starboard Value L LP			0%	0
Starboard Value R GP LLC			0%	0
Starboard X Master Fund Ltd			0%	0
Starboard Value GP LLC			0%	0
Starboard Principal Co LP			0%	0
Starboard Principal Co GP LLC			0%	0
Smith Jeffrey C			0%	0
Feld Peter A			0%	0
Healthcare Realty Trust Inc 13D/A HR · 42226K105	HR	42226K105	4.1%	14,492,496	13D/A	9/25/2025 Event 9/23/2025
Starboard Value LP			4.1%	14,492,496
Starboard Value & Opportunity Master Fund Ltd			2.3%	8,007,983
Starboard Value & Opportunity S LLC			0.3%	1,158,671
Starboard Value & Opportunity C LP			0%	0
Starboard Value R LP			0%	0
Starboard Value & Opportunity Master Fund L LP			0.1%	485,662
Starboard Value L LP			0.1%	485,662
Starboard Value R GP LLC			0.1%	485,662
Starboard X Master Fund Ltd			0.8%	2,976,770
Starboard Value GP LLC			4.1%	14,492,496
Starboard Principal Co LP			4.1%	14,492,496
Starboard Principal Co GP LLC			4.1%	14,492,496
Smith Jeffrey C			4.1%	14,492,496
Feld Peter A			4.1%	14,492,496
Fortrea Holdings Inc. 13D/A FTRE · 34965K107	FTRE	34965K107	3.0%	2,716,421	13D/A	5/12/2025 Event 5/8/2025
Starboard Value LP			3.0%	2,716,421
Starboard Value & Opportunity Master Fund Ltd			1.8%	1,607,516
Starboard Value & Opportunity S LLC			0.2%	204,115
Starboard Value & Opportunity C LP			0%	0
Starboard Value R LP			0%	0
Starboard Value & Opportunity Master Fund L LP			0.1%	85,307
Starboard Value L LP			0.1%	85,307
Starboard Value R GP LLC			0.1%	85,307
Starboard X Master Fund Ltd			0.6%	502,805
Starboard Value GP LLC			3.0%	2,716,421
Starboard Principal Co LP			3.0%	2,716,421
Starboard Principal Co GP LLC			3.0%	2,716,421
Smith Jeffrey C			3.0%	2,716,421
Feld Peter A			3.0%	2,716,421
Green Dot Corp 13D/A GDOT · 39304D102	GDOT	39304D102	3.8%	2,071,070	13D/A	5/9/2025 Event 5/9/2025
Starboard Value LP			3.8%	2,066,850
Starboard Value & Opportunity Master Fund Ltd			2.2%	1,181,283
Starboard Value & Opportunity S LLC			0.4%	223,413
Starboard Value R GP LLC			0.2%	126,792
Starboard Value & Opportunity Master Fund L LP			0.2%	126,792
Starboard Value L LP			0.2%	126,792
Starboard X Master Fund Ltd			0.2%	135,235
Starboard Value GP LLC			3.8%	2,066,850
Starboard Principal Co LP			3.8%	2,066,850
Starboard Principal Co GP LLC			3.8%	2,066,850
Smith Jeffrey C			3.8%	2,066,850
Feld Peter A			3.8%	2,071,070