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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
ZIMV
1151
DELISTED
ZimVie
ZIMV
– –
-91,229
Closed -$1.73M
ZION icon
1152
CALL
Zions Bancorporation
ZION
$10B
– –
-4,500
Closed -$255K
ZION icon
1153
Zions Bancorporation
ZION
$10B
– –
-100
Closed -$5.66K
BTSGU icon
1154
BrightSpring Health Services Unit
BTSGU
$1.89B
– –
-4,167
Closed -$422K
RDDT icon
1155
PUT
Reddit
RDDT
$35.1B
– –
-2,200
Closed -$506K
LEGT.WS
1156
DELISTED
Legato Merger Corp III Warrants
LEGT.WS
– –
-271,579
Closed -$101K
ZK
1157
DELISTED
Zeekr
ZK
– –
-12,374
Closed -$377K
SEI
1158
PUT
Solaris Energy Infrastructure
SEI
$3.19B
– –
-10,000
Closed -$400K
ARES.PRB
1159
Ares Management Corp 6.75% Series B Preferred Stock
ARES.PRB
$1.23B
– –
-8,805
Closed -$439K
DYNCW
1160
Dynamix Corp Warrant
DYNCW
$1.33M
– –
-14,132
Closed -$29.8K
NUAI
1161
New Era Energy & Digital Inc
NUAI
$476M
– –
-28,884
Closed -$53.1K
CNCKW
1162
Coincheck Group Warrant expiring 12/10/2029
CNCKW
– –
-10,006
Closed -$7.2K
PHLT
1163
DELISTED
Performant Healthcare Inc
PHLT
– –
-73,100
Closed -$565K
MTSR
1164
DELISTED
Metsera Inc
MTSR
– –
-13,531
Closed -$708K
MTSR
1165
PUT
DELISTED
Metsera Inc
MTSR
– –
-1,500
Closed -$78.5K
TIC
1166
TIC Solutions Inc
TIC
$1.6B
– –
-10,409
Closed -$139K
USARW
1167
DELISTED
USA Rare Earth Inc Warrant
USARW
– –
-424,026
Closed -$3.06M
CRWV
1168
CoreWeave
CRWV
$38.5B
– –
-103
Closed -$10.4K
BULLW
1169
Webull Corp Warrants
BULLW
$91.2M
– –
-22,559
Closed -$137K
GENVR
1170
PUT
Gen Digital Inc Contingent Value Rights
GENVR
– –
-9,800
Closed -$278K
CEPT
1171
DELISTED
Cantor Equity Partners II
CEPT
– –
-102,209
Closed -$1.07M
CHACR
1172
DELISTED
Crane Harbor Acquistion Corp Rights
CHACR
– –
-35,130
Closed -$109K
BRRWW
1173
ProCap Financial Inc
BRRWW
– –
-475,281
Closed -$570K
RTACW
1174
Renatus Tactical Acquisition Corp I Warrant
RTACW
$8.33M
– –
-32,500
Closed -$39K
MCGAW
1175
Yorkville Acquisition Corp Warrant
MCGAW
$1.41M
– –
-107,280
Closed -$129K
44 45 46
47
48

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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.