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CSS LLC Portfolio holdings

AUM $2.09B
1-Year Est. Return 59.56%
This Fund
S&P 500
This Quarter Est. Return
+1.03%
1 Year Est. Return
+59.56%
3 Year Est. Return
+106.78%
5 Year Est. Return
+137.14%
10 Year Est. Return
+420.84%
AUM
$2.25B
AUM Growth
+$20.4M
Cap. Flow
-$930M
Cap. Flow %
-41.32%
Top 10 Hldgs %
29.81%
Holding
1,283
New
283
Increased
216
Reduced
226
Closed
284

Top Buys

Rank Stock Value
1
BAC.PRL icon
Bank of America Series L
BAC.PRL
+$25.2M
2
CORZW icon
Core Scientific Inc Tranche 1 Warrants
CORZW
+$11.2M
3
BRR
ProCap Financial Inc
BRR
+$10.9M
4
SOFI icon
SoFi Technologies
SOFI
+$10M
5
DMII
Drugs Made In America Acquisition II Corp
DMII
+$7.97M

Top Sells

Rank Stock Value
1
CHN
China Fund
CHN
+$12.8M
2
BRKRP
Bruker Corporation 6.375% Series A Preferred Stock
BRKRP
+$10.8M
3
GTLS.PRB
Chart Industries 6.75% Series B Preferred Stock
GTLS.PRB
+$9.9M
4
WOLF icon
Wolfspeed
WOLF
+$8.58M
5
DMIIU
Drugs Made In America Acquisition II Corp Unit
DMIIU
+$8.13M

Sector Composition

Rank Sector Weight
1 Financials 6.38%
2 Technology 2.66%
3 Healthcare 2.09%
4 Industrials 1.72%
5 Consumer Discretionary 1.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AMC icon
851
CALL
AMC Entertainment Holdings
AMC
$2.24B
$26.1K ﹤0.01%
16,700
+11,700
+234% +$27.9K
PCT icon
852
PureCycle Technologies
PCT
$1.2B
$25.9K ﹤0.01%
+3,010
New +$32K
CUBWW
853
Lionheart Holdings Warrant
CUBWW
$5.35M
$23.3K ﹤0.01%
137,332
-47,262
-26% -$11.3K
SIMAW
854
SIM Acquisition Corp I Warrant
SIMAW
$2.65M
$22.5K ﹤0.01%
104,653
-39,933
-28% -$12.6K
UPST icon
855
Upstart Holdings
UPST
$2.63B
$21.7K ﹤0.01%
497
-13,801
-97% -$635K
IWM icon
856
iShares Russell 2000 ETF
IWM
$80.3B
$21.7K ﹤0.01%
+88
New +$21.6K
SGRP
857
DELISTED
SPAR Group
SGRP
$19.3K ﹤0.01%
24,422
– –
KEEL
858
Keel Infrastructure Corp
KEEL
$2.45B
$18.8K ﹤0.01%
+8,000
New +$27.4K
FCRS.WS
859
FutureCrest Acquisition Corp Warrants
FCRS.WS
$18.1K ﹤0.01%
+24,768
New +$19.3K
PMTRW
860
Perimeter Acquisition Corp I Warrant
PMTRW
$11.1M
$17.7K ﹤0.01%
25,000
– –
FACTW
861
FACT II Acquisition Corp Warrant
FACTW
$1.4M
$17.3K ﹤0.01%
49,400
– –
SQFTW icon
862
Presidio Property Trust Inc Series A Warrants
SQFTW
$208K
$16.5K ﹤0.01%
55,158
– –
AUR icon
863
PUT
Aurora
AUR
$12.2B
$13.8K ﹤0.01%
3,600
+1,000
+38% +$4.58K
GRPN icon
864
Groupon
GRPN
$1.05B
$13.4K ﹤0.01%
+759
New +$14.3K
ACI icon
865
PUT
Albertsons Companies
ACI
$5.57B
$12K ﹤0.01%
700
-5,000
-88% -$89.2K
GLIBK
866
PUT
Liberty Capital Corp Series C GCI Group Common Stock
GLIBK
$900M
$11.2K ﹤0.01%
+300
New +$10.5K
IMXI icon
867
PUT
International Money Express
IMXI
$386M
$10.8K ﹤0.01%
700
– –
AIRJW
868
AirJoule Technologies Warrant
AIRJW
$63.7M
$9.79K ﹤0.01%
+11,518
New +$11.3K
SES.WS icon
869
SES AI Corp Warrants
SES.WS
$5.14M
$9.69K ﹤0.01%
51,000
– –
CIO
870
PUT
DELISTED
City Office REIT
CIO
$9.09K ﹤0.01%
1,300
– –
AVDL
871
PUT
DELISTED
Avadel Pharmaceuticals
AVDL
$8.62K ﹤0.01%
+400
New +$7.77K
UCFIW
872
CN Healthy Food Tech Group Warrant
UCFIW
$8.27K ﹤0.01%
91,835
– –
EVOXW
873
Evolution Global Acquisition Corp Warrants
EVOXW
$3.85M
$8.03K ﹤0.01%
+18,249
New +$6.93K
BAERW icon
874
Bridger Aerospace Warrant
BAERW
$13.2M
$7.27K ﹤0.01%
36,478
– –
NAMMW
875
Namib Minerals Warrants
NAMMW
$3.62M
$7.18K ﹤0.01%
+100,000
New +$12.3K
33 34
35
36 37

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KA
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ACG
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NSUP
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IHAM
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TP
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ACP
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ACM
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CSS LLC's Q4 2025 Portfolio in Review

As of Q4 2025, CSS LLC held 1,283 positions worth $2.25B, up 0.91% from $2.23B the previous quarter. Its ten largest holdings account for 30% of the portfolio.

CSS LLC withdrew a net $930M in Q4 2025, closing 284 positions and reducing 226 holdings. Its most notable exit was China Fund, an estimated $12.8M position sold in full.

By sector, the portfolio is most concentrated in Financials at 6.4% of assets, up from 5% a quarter earlier, followed by Technology and Healthcare.

Against the trend, CSS LLC opened a new position in SoFi Technologies worth $9.4M.

  • CSS LLC's largest Q4 2025 buy was SoFi Technologies: 358,863 shares worth $9.4M.
  • CSS LLC added most to Bank of America Series L in Q4 2025, an estimated $25.2M increase.
  • CSS LLC's biggest Q4 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $7.2M.
  • CSS LLC fully exited China Fund in Q4 2025, selling an estimated $12.8M.
  • CSS LLC's ten largest holdings make up 30% of its $2.25B portfolio in Q4 2025.
  • CSS LLC opened 283 new positions and closed 284 in Q4 2025.
  • CSS LLC's portfolio value rose 0.91% quarter-over-quarter to $2.25B.

Based on CSS LLC's 13F filing for Q4 2025, filed 17 Feb 2026.