Latest CSS LLC/IL Stock Portfolio

CSS LLC/IL Performance:

2025 Q4: 0.59%YTD: 8.92%2024: 10.48%

Performance for 2025 Q4 is 0.59%, and YTD is 8.92%, and 2024 is 10.48%.

About CSS LLC/IL and 13F Hedge Fund Stock Holdings

On 2026-02-17, the fund reported it's updated stock portfolio. In the 13F Holdings report, CSS LLC/IL reported an equity portfolio of $2.2 Billions as of 31 Dec, 2025.

The top stock holdings of CSS LLC/IL are VB, CSD, . The fund has invested 0.9% of it's portfolio in VANGUARD INDEX FDS and 0.8% of portfolio in INVESCO EXCHANGE TRADED FD T.

The fund managers got completely rid off CHINA FD INC, BRUKER CORP (BRKR) and KELLANOVA (K) stocks. They significantly reduced their stock positions in UPSTART HLDGS INC (UPST), NUSCALE PWR CORP (SMR) and WENDYS CO (WEN). CSS LLC/IL opened new stock positions in SOFI TECHNOLOGIES INC (SOFI), DRUGS MADE IN AMER ACQ II CO and CIDARA THERAPEUTICS INC (CDTX). The fund showed a lot of confidence in some stocks as they added substantially to BERTO ACQUISITION CORP, CITY OFFICE REIT INC (CIO) and CROWDSTRIKE HLDGS INC (CRWD).

CSS LLC/IL Annual Return Estimates Vs S&P 500

Our best estimate is that CSS LLC/IL made a return of 0.59% in the last quarter. In trailing 12 months, it's portfolio return was 8.92%.

Performance
S&P 500

New Buys

Ticker	$ Bought
guardant health inc	20,126,300
collegium pharmaceutical inc	14,799,800
beyond meat inc	13,109,900
haemonetics corp mass	12,983,400
ppl cap fdg inc	12,586,300
fluence energy inc	12,275,500
wolfspeed inc	10,087,600
sofi technologies inc	9,395,030

New stocks bought by CSS LLC/IL

Additions

Ticker	% Inc.
penn entertainment inc	9,722
berto acquisition corp	2,365
city office reit inc	1,970
bridgebio pharma inc	1,666
microsoft corp	1,530
bank america corp	554
saba capital income & oprnt	542
workday inc	533

Additions to existing portfolio by CSS LLC/IL

Reductions

Ticker	% Reduced
green plains inc	-88.29
ionis pharmaceuticals inc	-86.00
evolent health inc	-84.23
apollo global mgmt inc	-81.52
cantor equity partners iv in	-81.37
strategy inc	-73.1
ishares bitcoin trust etf	-71.54
antero resources corp	-70.76

CSS LLC/IL reduced stake in above stock

Sold off

None of the stocks were completely sold off by CSS LLC/IL

Sector Distribution

CSS LLC/IL has about 55.4% of it's holdings in Others sector.

Sector	%
Others	55.4
Technology	9
Financial Services	7.9
Healthcare	6.3
Industrials	5.3
Consumer Cyclical	4.3
Real Estate	3.2
Consumer Defensive	2.4
Energy	1.7
Utilities	1.5
Communication Services	1.4
Basic Materials	1.4

Market Cap. Distribution

CSS LLC/IL has about 29.1% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
UNALLOCATED	55.6
LARGE-CAP	26.7
MID-CAP	12
MEGA-CAP	2.4
SMALL-CAP	1.5
MICRO-CAP	1.2

Stocks belong to which Index?

About 29.1% of the stocks held by CSS LLC/IL either belong to S&P 500 or RUSSELL 2000 index.

Index	%
Others	71
S&P 500	22.3
RUSSELL 2000	6.8

Top 5 Winners (%)		%
	engene holdings inc	316.9 %
	blue wtr acquisition corp. i	273.5 %
RVMD	revolution medicines inc	213.4 %
	cartesian growth corp iii	195.9 %
BAER	bridger aerospace grp hldgs	158.9 %

Top 5 Winners ($)		$
WDC	western digital corp	2.1 M
IAU	ishares gold tr	1.6 M
PL	planet labs pbc	1.5 M
	rocket lab corp	1.3 M
SLV	ishares silver tr	0.9 M

Top 5 Losers (%)		%
	murano global invts plc	-82.0 %
	k wave media ltd	-79.2 %
NWTN	robo.ai inc.	-69.9 %
EMLD	fold hldgs inc	-69.7 %
MYPS	playstudios inc	-62.4 %

Top 5 Losers ($)		$
	core scientific inc new	-4.8 M
	paramount skydance corp	-1.2 M
CCRN	cross ctry healthcare inc	-0.9 M
AXON	axon enterprise inc	-0.7 M
	ishares bitcoin trust etf	-0.7 M

CSS LLC/IL Holdings Map

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

Current Stock Holdings of CSS LLC/IL

CSS LLC/IL has 645 stocks in it's portfolio. About 5.6% of the portfolio is in top 10 stocks. proved to be the most loss making stock for the portfolio. WDC was the most profitable stock for CSS LLC/IL last quarter.

Last Reported on: 17 Feb, 2026

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
AAOI	applied optoelectronics inc	0.14	2,755,000	3,178,460	reduced	-26.63

ACT	advisorshares tr	0.04	175,200	826,944	added	0.29

ACWV	ishares inc	0.07	51,520	1,636,790	added	24.08

ADBE	adobe inc	0.05	3,120	1,091,970	added	10.64

ADT	adt inc del	0.06	166,140	1,340,750	reduced	-3.33

AEMB	american centy etf tr	0.18	39,420	4,020,050	added	1.28

AEMB	american centy etf tr	0.16	62,973	3,671,960	unchanged	0.00

AEMB	american centy etf tr	0.04	8,320	781,830	added	36.39

AEP	american elec pwr co inc	0.03	5,250	605,378	new

AFRM	affirm hldgs inc	0.04	13,540	1,007,780	unchanged	0.00

AGGH	simplify exchange traded fun	0.23	193,515	5,275,220	added	29.82

AGNG	global x fds	0.04	19,910	850,754	unchanged	0.00

AGOV	exchange listed fds tr	0.03	24,674	568,489	unchanged	0.00

AGT	ishares tr	0.15	90,270	3,434,770	added	8.37

AGZD	wisdomtree tr	0.07	16,146	1,555,510	added	3.79

AGZD	wisdomtree tr	0.03	15,150	576,003	added	0.66

AKAM	akamai technologies inc	0.68	15,505,000	15,353,100	added	120

AL	air lease corp	0.04	15,234	978,480	new

ALB	albemarle corp	0.13	49,843	2,938,030	new

ALSN	allison transmission hldgs i	0.05	10,790	1,056,340	reduced	-23.26