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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
WDC icon
1
PUT
Western Digital
WDC
$163B
$56.8M 2.53%
330,000
+320,000
+3,200% +$48.5M
SPY icon
2
CALL
State Street SPDR S&P 500 ETF Trust
SPY
$780B
$49.6M 2.2%
72,700
+28,700
+65% +$19.4M
MSTR icon
3
PUT
Strategy Inc
MSTR
$35.3B
$42.8M 1.9%
281,400
-11,300
-4% -$2.6M
BAC.PRL icon
4
Bank of America Series L
BAC.PRL
$3.97B
$29.5M 1.31%
23,661
+20,048
+555% +$25.2M
GME icon
5
PUT
GameStop
GME
$9.59B
$29.3M 1.3%
1,457,500
-132,500
-8% -$2.97M
GLD icon
6
PUT
SPDR Gold Trust
GLD
$132B
$24.6M 1.09%
62,000
+27,000
+77% +$10.3M
SPY icon
7
PUT
State Street SPDR S&P 500 ETF Trust
SPY
$780B
$22.2M 0.99%
32,500
-30,500
-48% -$20.6M
VOO icon
8
Vanguard S&P 500 ETF
VOO
$966B
$19.8M 0.88%
31,650
+3,660
+13% +$2.27M
AAL icon
9
PUT
American Airlines Group
AAL
$9.65B
$18.6M 0.83%
1,211,900
-171,500
-12% -$2.31M
RSP icon
10
Invesco S&P 500 Equal Weight ETF
RSP
$96.9B
$18.2M 0.81%
94,842
+5,370
+6% +$1.02M
CORZW icon
11
Core Scientific Inc Tranche 1 Warrants
CORZW
$1.4B
$17.2M 0.76%
2,031,951
+1,012,765
+99% +$11.2M
IAU icon
12
iShares Gold Trust
IAU
$63.2B
$16M 0.71%
197,260
+12,020
+6% +$940K
SOFI icon
13
PUT
SoFi Technologies
SOFI
$21.5B
$14.3M 0.63%
544,900
-30,000
-5% -$836K
KIM.PRN icon
14
Kimco Realty Corp 7.25% Class N Preferred Stock
KIM.PRN
$11.7M 0.52%
200,173
-76,099
-28% -$4.46M
RKLB icon
15
PUT
Rocket Lab Corp
RKLB
$40.4B
$10.6M 0.47%
151,600
– –
SWZ
16
Swiss Helvetia Fund
SWZ
$76.3M
$10.3M 0.46%
1,659,007
+1,114,324
+205% +$6.74M
SOFI icon
17
SoFi Technologies
SOFI
$21.5B
$9.4M 0.42%
+358,863
New +$10M
ECHO
18
PUT
EchoStar
ECHO
$25B
$9.26M 0.41%
85,200
+6,250
+8% +$509K
STEW
19
SRH Total Return Fund
STEW
$1.76B
$8.56M 0.38%
461,965
+180
+0% +$3.23K
SPE.PRC
20
Special Opportunities Fund Inc 2.75% Series C Preferred Stock
SPE.PRC
$62.9M
$8.03M 0.36%
323,419
+19,510
+6% +$485K
DMII
21
Drugs Made In America Acquisition II Corp
DMII
$644M
$7.98M 0.35%
+806,001
New +$7.97M
IRHOU
22
Iron Horse Acquisitions II Corp Units
IRHOU
$7.34M 0.33%
+738,100
New +$7.35M
TACH
23
Titan Acquisition Corp
TACH
$360M
$7.26M 0.32%
708,268
– –
SPY icon
24
State Street SPDR S&P 500 ETF Trust
SPY
$780B
$7.26M 0.32%
10,646
-10,658
-50% -$7.2M
RIVN icon
25
PUT
Rivian
RIVN
$24B
$7.01M 0.31%
355,600
+8,900
+3% +$141K
1
2 3 4 5

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DDPIC
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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.