Latest IRIDIAN ASSET MANAGEMENT LLC/CT Stock Portfolio

IRIDIAN ASSET MANAGEMENT LLC/CT Performance:

2026 Q1: -7.97%YTD: -7.97%2025: 8.86%

Performance for 2026 Q1 is -7.97%, and YTD is -7.97%, and 2025 is 8.86%.

About IRIDIAN ASSET MANAGEMENT LLC/CT and 13F Hedge Fund Stock Holdings

IRIDIAN ASSET MANAGEMENT LLC/CT is a hedge fund based in Westport, CT. On 2026-04-24, the fund reported it's updated stock portfolio. In the 13F Holdings report, IRIDIAN ASSET MANAGEMENT LLC/CT reported an equity portfolio of $246.7 Millions as of 31 Mar, 2026.

The top stock holdings of IRIDIAN ASSET MANAGEMENT LLC/CT are HLF, ACVA, HGV. The fund has invested 9.7% of it's portfolio in HERBALIFE LTD and 8.9% of portfolio in ACV AUCTIONS INC.

The fund managers got completely rid off AVADEL PHARMACEUTICALS PLC, CHART INDS INC (GTLS) and ISHARES TR (IJR) stocks. They significantly reduced their stock positions in DIGITALBRIDGE GROUP INC (DBRG), BALL CORP (BALL) and CHARLES RIV LABS INTL INC (CRL). IRIDIAN ASSET MANAGEMENT LLC/CT opened new stock positions in BELLRING BRANDS INC (BRBR), AMRIZE LTD and BRIACELL THERAPEUTICS CORP (BCTX). The fund showed a lot of confidence in some stocks as they added substantially to ZILLOW GROUP INC (Z), NEKTAR THERAPEUTICS (NKTR) and ENERGIZER HLDGS INC (ENR).

IRIDIAN ASSET MANAGEMENT LLC/CT Annual Return Estimates Vs S&P 500

Our best estimate is that IRIDIAN ASSET MANAGEMENT LLC/CT made a return of -7.97% in the last quarter. In trailing 12 months, it's portfolio return was 5.27%.

Performance
S&P 500

New Buys

Ticker	$ Bought
bellring brands inc	3,587,180
amrize ltd	697,953
elicio therapeutics inc	321,245
briacell therapeutics corp	272,350
briacell therapeutics corp	66,957

New stocks bought by IRIDIAN ASSET MANAGEMENT LLC/CT

Additions

Ticker	% Inc.
zillow group inc	389
nektar therapeutics	221
energizer hldgs inc	115
rh	102
kkr & co inc	81.73
acv auctions inc	73.98
lithia mtrs inc	39.01
lpl finl hldgs inc	35.68

Additions to existing portfolio by IRIDIAN ASSET MANAGEMENT LLC/CT

Reductions

Ticker	% Reduced
digitalbridge group inc	-90.11
ball corp	-71.44
charles riv labs intl inc	-62.94
clear secure inc	-51.08
rentokil initial plc	-38.38
labcorp holdings inc	-22.42
crown hldgs inc	-21.25
restaurant brands intl inc	-18.77

IRIDIAN ASSET MANAGEMENT LLC/CT reduced stake in above stock

Sold off

Ticker	$ Sold
avadel pharmaceuticals plc	-5,324,700
alight inc	-425,591
clean energy fuels corp	-297,253
grayscale bitcoin trust etf	-721,813
chart inds inc	-1,304,610
ishares tr	-502,529

IRIDIAN ASSET MANAGEMENT LLC/CT got rid off the above stocks

Sector Distribution

IRIDIAN ASSET MANAGEMENT LLC/CT has about 32.8% of it's holdings in Consumer Cyclical sector.

Sector	%
Consumer Cyclical	32.8
Consumer Defensive	18.4
Healthcare	18
Technology	12.1
Others	6.6
Financial Services	4.5
Basic Materials	3.3
Energy	2.3
Industrials	1.4

Market Cap. Distribution

IRIDIAN ASSET MANAGEMENT LLC/CT has about 15% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
MID-CAP	42.7
SMALL-CAP	28.4
LARGE-CAP	15
UNALLOCATED	6.6
NANO-CAP	5.3
MICRO-CAP	2

Stocks belong to which Index?

About 50.6% of the stocks held by IRIDIAN ASSET MANAGEMENT LLC/CT either belong to S&P 500 or RUSSELL 2000 index.

Index	%
Others	49.4
RUSSELL 2000	43.1
S&P 500	7.5

Top 5 Winners (%)		%
NKTR	nektar therapeutics	37.0 %
NESR	national energy services reu	36.6 %
ESI	element solutions inc	34.7 %
SLB	slb limited	33.1 %
BKR	baker hughes company	31.6 %

Top 5 Winners ($)		$
HLF	herbalife ltd	3.2 M
ESI	element solutions inc	2.3 M
NESR	national energy services reu	1.4 M
BKR	baker hughes company	0.8 M
SLB	slb limited	0.7 M

Top 5 Losers (%)		%
ACVA	acv auctions inc	-41.2 %
	gen digital inc	-30.7 %
BILL	bill holdings inc	-29.2 %
Z	zillow group inc	-28.1 %
CLVT	clarivate plc	-22.9 %

Top 5 Losers ($)		$
ACVA	acv auctions inc	-15.5 M
LAD	lithia mtrs inc	-4.7 M
BILL	bill holdings inc	-3.1 M
HGV	hilton grand vacations inc	-2.7 M
	gen digital inc	-1.6 M

IRIDIAN ASSET MANAGEMENT LLC/CT Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of IRIDIAN ASSET MANAGEMENT LLC/CT

IRIDIAN ASSET MANAGEMENT LLC/CT has 42 stocks in it's portfolio. About 62.4% of the portfolio is in top 10 stocks. ACVA proved to be the most loss making stock for the portfolio. HLF was the most profitable stock for IRIDIAN ASSET MANAGEMENT LLC/CT last quarter.

Last Reported on: 24 Apr, 2026

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
ACVA	acv auctions inc	8.94	5,200,510	22,050,200	added	73.98

ALIT	alight inc	0.00	0.00	0.00	sold off	-100

ANTX	elevance health inc formerly	2.57	21,625	6,330,720	reduced	-13.76

AXSM	axsome therapeutics inc.	4.62	67,491	11,407,300	reduced	-8.53

BALL	ball corp	0.84	35,076	2,073,340	reduced	-71.44

BCTX	briacell therapeutics corp	0.11	65,000	272,350	new

BCTX	briacell therapeutics corp	0.03	65,000	66,957	new

BILL	bill holdings inc	3.09	198,745	7,611,930	added	6.05

BKR	baker hughes company	1.22	49,320	3,010,990	reduced	-14.5

BRBR	bellring brands inc	1.45	222,945	3,587,180	new

CCK	crown hldgs inc	1.93	47,536	4,765,480	reduced	-21.25

CLNE	clean energy fuels corp	0.00	0.00	0.00	sold off	-100

CLVT	clarivate plc	1.83	1,787,940	4,523,500	added	16.98

CRL	charles riv labs intl inc	0.69	9,845	1,698,260	reduced	-62.94

DBRG	digitalbridge group inc	0.25	39,518	609,368	reduced	-90.11

ENR	energizer hldgs inc	1.37	205,761	3,378,600	added	115

ESI	element solutions inc	3.27	236,342	8,068,720	reduced	-10.55

FLEX	flextronics intl ltd	1.94	73,216	4,792,720	added	4.7

GTLS	chart inds inc	0.00	0.00	0.00	sold off	-100

HGV	hilton grand vacations inc	7.69	485,200	18,981,000	added	4.35