Q2 2026 13F · SEC CIK 1033427

Iridian Asset Management Llc/ct

Asset managerFiled 2026-07-29 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $291.1M
Reported positions: 41
Top holdings a year, 3 yrs: +16.4%
Average holding period: 5.7 yrs

Iridian Asset Management Llc/ct is an asset manager that reported 41 positions worth $291.1M in its Q2 2026 13F, filed 2026-07-29. Its largest holdings were Acv Auctions Inc (ACVA, 11.3%), Herbalife Nutrition Ltd (HLF, 9.4%), Hilton Grand Vacations I (HGV, 8.3%). A portfolio copying its top holdings returned 16.4% a year over the last 3 years, against 20.4% for the S&P 500.

Iridian Asset Management Llc/ct holdings all 41 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Iridian Asset Management Llc/ct 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
ACVAAcv Auctions Inc	11.3%	8.9%	4,577,721	-12.0%	$32.9M
HLFHerbalife Nutrition Ltd	9.4%	9.7%	2,078,280	+28.2%	$27.3M
HGVHilton Grand Vacations I	8.3%	7.7%	460,596	-5.1%	$24.1M
PGENPrecigen Inc	7.9%	5.6%	4,031,963	+12.2%	$23.0M
POSTPost Hldgs Inc	6.8%	7.3%	224,893	+23.6%	$19.8M
LADLithia Mtrs Inc	6.4%	6.6%	63,863	-2.6%	$18.6M
TNLTravel Plus Leisure Co	5.2%	5.5%	196,202	-0.4%	$15.0M
NVCTNuvectis Pharma Inc	4.9%	2.0%	777,078	+19.2%	$14.3M
AXSMAxsome Therapeutics Inc.	4.0%	4.6%	47,924	-29.0%	$11.7M
ESIElement Solutions Inc Com	3.0%	3.3%	184,702	-21.8%	$8.8M
FLEXFlex Ltd	3.0%	1.9%	53,467	-27.0%	$8.7M
LPLALpl Financial Holdings Inc	2.6%	2.4%	27,247	+39.6%	$7.7M
ONOn Semiconductor Corp	2.4%	2.2%	72,979	-17.0%	$6.9M
NESRNational Energy Services Reuni Shs	2.3%	2.0%	227,266	-3.1%	$6.8M
BILLBill Holdings Inc	2.3%	3.1%	187,831	-5.5%	$6.8M
ELVElevance Health Inc Formerly	2.0%	2.6%	14,989	-30.7%	$5.8M
KPLTKatapult Holdings Inc	2.0%	2.6%	872,856	-2.7%	$5.8M
CCKCrown Hldgs Inc	1.7%	1.9%	44,931	-5.5%	$5.0M
RTORentokil Initial PLC	1.5%	2.4%	148,070	-21.6%	$4.2M
GENGen Digital Inc	1.3%	1.4%	152,306	-19.6%	$3.8M
BRBRBellring Brands Inc	1.3%	1.5%	284,929	+27.8%	$3.7M
CLVTClarivate PLC	1.2%	1.8%	1,634,309	-8.6%	$3.5M
AMRZAmrize Ltd	0.9%	0.3%	51,501	+313.4%	$2.7M
KKRKkr & Co Inc Cl A	0.9%	1.2%	29,647	-5.5%	$2.7M
NKTRNektar Therapeutics	0.9%	0.9%	38,802	+23.9%	$2.7M
BKRBaker Hughes Company Cl A	0.9%	1.2%	46,580	-5.6%	$2.6M
ICEIntercontinental Exchange in	0.7%	1.0%	16,981	+9.4%	$2.1M
BALLBall Corp	0.7%	0.8%	33,139	-5.5%	$2.1M
SLBSlb Limited	0.7%	1.1%	43,927	-17.0%	$2.0M
QSRRestaurant Brands Intl Inc Com	0.6%	0.9%	23,890	-19.9%	$1.7M
TGTXTg Therapeutics Inc	0.5%	1.0%	27,689	-63.2%	$1.5M
ENREnergizer Hldgs Inc	0.5%	1.4%	67,913	-67.0%	$1.5M
ABVXAbivax SA	0.4%	New	9,165	—	$1.2M
RHRh	0.3%	0.3%	5,714	-5.8%	$941K
FLSFlowserve Corp	0.2%	New	9,348	—	$693K
DBRGDigitalbridge Group Inc	0.2%	0.2%	39,518	+0.0%	$624K
ZZillow Group Inc	0.2%	0.3%	17,013	-5.7%	$536K
LHLabcorp Holdings Inc	0.2%	0.3%	1,771	-37.4%	$496K
MOHMolina Healthcare Inc	0.1%	0.4%	1,542	-80.3%	$353K
BCTXBriacell Therapeutics Corp	0.1%	0.1%	65,000	+0.0%	$211K
107930125Briacell Therapeutics Corp	0.0%	0.0%	65,000	+0.0%	$58K

What Iridian Asset Management Llc/ct bought and sold in Q2 2026, against Q1 2026.

Sold out

Share counts compared with the Q1 2026 13F; a split also changes share counts.

How the holdings did against the S&P 500.

1 year: +25.5% /yr; S&P 500 +20.1%
3 years: +16.4% /yr; S&P 500 +20.4%
5 years: +13.3% /yr; S&P 500 +11.6%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$291.1M	41
Q1 2026	$246.7M	42
Q4 2025	$271.6M	43
Q3 2025	$254.1M	43
Q2 2025	$288.7M	42
Q1 2025	$318.9M	45
Q4 2024	$375.9M	48
Q3 2024	$467.1M	53
Q2 2024	$443.1M	51
Q1 2024	$509.6M	55
Q4 2023	$551.3M	52
Q3 2023	$493.8M	50

Questions about Iridian Asset Management Llc/ct's portfolio

What stocks does Iridian Asset Management Llc/ct own?

Iridian Asset Management Llc/ct's latest 13F, for Q2 2026 and filed Jul 29, 2026, lists 41 positions worth $291.1M. The largest are Acv Auctions Inc (ACVA) at 11.3%, Herbalife Nutrition Ltd (HLF) at 9.4%, Hilton Grand Vacations I (HGV) at 8.3%, Precigen Inc (PGEN) at 7.9% and Post Hldgs Inc (POST) at 6.8%.

What did Iridian Asset Management Llc/ct buy last quarter?

In Q2 2026, Iridian Asset Management Llc/ct added a new position in Abivax SA (ABVX), a new position in Flowserve Corp (FLS), Amrize Ltd (AMRZ) (+313.4% shares), Lpl Financial Holdings Inc (LPLA) (+39.6% shares) and Herbalife Nutrition Ltd (HLF) (+28.2% shares), compared with its Q1 2026 filing.

What did Iridian Asset Management Llc/ct sell last quarter?

In Q2 2026, Iridian Asset Management Llc/ct sold all of Charles Riv Labs Intl Inc (CRL), sold all of Clear Secure Inc (YOU), sold all of Elicio Therapeutics Inc (ELTX), Molina Healthcare Inc (MOH) (-80.3% shares), Energizer Hldgs Inc (ENR) (-67.0% shares) and Tg Therapeutics Inc (TGTX) (-63.2% shares), compared with its Q1 2026 filing.

How has Iridian Asset Management Llc/ct's portfolio performed?

A portfolio copying Iridian Asset Management Llc/ct's 20 largest 13F holdings each quarter, from the day each filing was public, returned +16.4% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +25.5% against +20.1%. Over 5 years: +13.3% a year against +11.6%.

When is Iridian Asset Management Llc/ct's next 13F filing due?

13F filings are due 45 days after each quarter ends. Iridian Asset Management Llc/ct's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.