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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
SIRI icon
751
SiriusXM
SIRI
$10.5B
$111K 0.01%
5,572
-9,239
-62% -$199K
NTWOW
752
Newbury Street II Acquisition Corp Warrant
NTWOW
$2.32M
$111K 0.01%
443,780
– –
SVCCW
753
Stellar V Capital Corp Warrant
SVCCW
$111K ﹤0.01%
335,762
– –
AMD icon
754
CALL
Advanced Micro Devices
AMD
$807B
$107K ﹤0.01%
+500
New +$112K
DJT icon
755
Trump Media & Technology Group
DJT
$2.65B
$104K ﹤0.01%
7,881
-800
-9% -$10.9K
ISPO
756
DELISTED
Inspirato
ISPO
$104K ﹤0.01%
+25,000
New +$74K
LEN icon
757
PUT
Lennar Class A
LEN
$20.5B
$103K ﹤0.01%
+1,000
New +$121K
GRAF.WS
758
Graf Global Corp Warrants
GRAF.WS
$10.9M
$102K ﹤0.01%
226,606
-974,490
-81% -$395K
BCSS.U
759
Bain Capital GSS Investment Corp Units
BCSS.U
$102K ﹤0.01%
10,000
– –
GTM
760
ZoomInfo Technologies
GTM
$908M
$102K ﹤0.01%
+10,040
New +$103K
OPENW
761
Opendoor Technologies Inc Series K Warrants
OPENW
$10.6M
$102K ﹤0.01%
+113,213
New +$153K
GSHRW
762
Gesher Acquisition Corp II Warrants
GSHRW
$102K ﹤0.01%
226,262
– –
RNW icon
763
CALL
ReNew
RNW
$2.2B
$101K ﹤0.01%
+17,800
New +$129K
GBIO
764
DELISTED
Generation Bio
GBIO
$99.2K ﹤0.01%
+17,464
New +$98.6K
BLUWW
765
Blue Water Acquisition Corp III Warrant
BLUWW
$99K ﹤0.01%
186,736
– –
ALFUW
766
Centurion Acquisition Corp Warrant
ALFUW
$98.1K ﹤0.01%
306,505
-445,210
-59% -$159K
SOFI icon
767
CALL
SoFi Technologies
SOFI
$21.7B
$96.9K ﹤0.01%
3,700
– –
WEN icon
768
Wendy's
WEN
$1.39B
$94.5K ﹤0.01%
11,350
-79,522
-88% -$686K
AISPW
769
Airship AI Holdings Warrants
AISPW
$15.6M
$91.6K ﹤0.01%
114,444
-33,783
-23% -$49.3K
PRCH icon
770
PUT
Porch Group
PRCH
$1.39B
$91.3K ﹤0.01%
10,000
-200
-2% -$2.41K
PTON icon
771
PUT
Peloton Interactive
PTON
$2.71B
$90.6K ﹤0.01%
14,700
-15,300
-51% -$108K
RIVN icon
772
CALL
Rivian
RIVN
$23.9B
$88.7K ﹤0.01%
4,500
– –
UDMY
773
DELISTED
Udemy
UDMY
$87.8K ﹤0.01%
+15,000
New +$87.5K
FACWW
774
Factorial Energy Inc Warrant
FACWW
$12M
$86.4K ﹤0.01%
109,326
-25,000
-19% -$9.59K
KVUE icon
775
CALL
Kenvue
KVUE
$37.4B
$86.3K ﹤0.01%
+5,000
New +$81.7K
29 30
31
32 33

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IHAM
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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.