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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
+41.73%
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
$2.23B
AUM Growth
+$84.9M
Cap. Flow
-$835M
Cap. Flow %
-37.46%
Top 10 Hldgs %
26.83%
Holding
1,258
New
301
Increased
210
Reduced
232
Closed
273

Top Buys

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$13.7M
2
BRKRP
Bruker Corporation 6.375% Series A Preferred Stock
BRKRP
+$10.6M
3
CHN
China Fund
CHN
+$9.2M
4
DMIIU
Drugs Made In America Acquisition II Corp Unit
DMIIU
+$8.15M
5
GTLS.PRB
Chart Industries 6.75% Series B Preferred Stock
GTLS.PRB
+$7.49M

Top Sells

Rank Stock Value
1
BTSGU icon
BrightSpring Health Services Unit
BTSGU
+$32.4M
2
NEE.PRR
NextEra Energy, Inc. 6.926% Corporate Units
NEE.PRR
+$30.3M
3
BAC.PRL icon
Bank of America Series L
BAC.PRL
+$19M
4
EPR.PRC icon
EPR Properties 5.75% Series C Preferred Shares
EPR.PRC
+$10.4M
5
BPMC
Blueprint Medicines
BPMC
+$7.68M

Sector Composition

Rank Sector Weight
1 Financials 4.98%
2 Technology 2.53%
3 Healthcare 2.36%
4 Industrials 1.61%
5 Consumer Discretionary 1.24%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
UAL icon
701
CALL
United Airlines
UAL
$39.1B
$193K 0.01%
+2,000
New +$192K
AXS icon
702
CALL
AXIS Capital
AXS
$8.63B
$192K 0.01%
2,000
– –
WDAY icon
703
Workday
WDAY
$36.4B
$190K 0.01%
+791
New +$183K
IPCXR
704
Inflection Point Acquisition Corp III Rights
IPCXR
$190K 0.01%
43,070
-2,372
-5% -$922
CVNA icon
705
PUT
Carvana
CVNA
$45.9B
$189K 0.01%
+2,500
New +$179K
TPR icon
706
Tapestry
TPR
$29.8B
$185K 0.01%
1,630
-6,021
-79% -$630K
OTIS icon
707
PUT
Otis Worldwide
OTIS
$27.9B
$183K 0.01%
+2,000
New +$182K
ALNY icon
708
PUT
Alnylam Pharmaceuticals
ALNY
$37.2B
$182K 0.01%
+400
New +$163K
CLSK icon
709
CALL
CleanSpark
CLSK
$3.6B
$181K 0.01%
+12,500
New +$141K
PTON icon
710
CALL
Peloton Interactive
PTON
$2.71B
$181K 0.01%
20,100
-40,600
-67% -$302K
APPN icon
711
CALL
Appian
APPN
$1.88B
$180K 0.01%
5,900
-6,900
-54% -$207K
SMR icon
712
CALL
NuScale Power
SMR
$2.96B
$180K 0.01%
+5,000
New +$199K
VSTA
713
DELISTED
Vasta Platform
VSTA
$177K 0.01%
+35,578
New +$156K
XRX icon
714
PUT
Xerox
XRX
$357M
$176K 0.01%
46,700
+26,700
+134% +$118K
BTMWW
715
DELISTED
Bitcoin Depot Inc Warrant
BTMWW
$175K 0.01%
703,814
+40,000
+6% +$15.5K
MOS icon
716
CALL
The Mosaic Company
MOS
$7.1B
$173K 0.01%
5,000
-7,300
-59% -$251K
YCBD icon
717
cbdMD
YCBD
$5.46M
$173K 0.01%
142,621
– –
PRCH icon
718
PUT
Porch Group
PRCH
$1.39B
$171K 0.01%
+10,200
New +$157K
DOCN icon
719
CALL
DigitalOcean
DOCN
$14.1B
$171K 0.01%
+5,000
New +$159K
DOCN icon
720
DigitalOcean
DOCN
$14.1B
$170K 0.01%
+4,989
New +$158K
TDACW
721
Translational Development Acquisition Corp Warrants
TDACW
$17.4M
$169K 0.01%
582,037
-6,500
-1% -$1.76K
WLACW
722
DELISTED
Willow Lane Acquisition Corp Warrants
WLACW
$168K 0.01%
60,000
-40,000
-40% -$41.8K
SCPH
723
DELISTED
scPharmaceuticals
SCPH
$165K 0.01%
+29,071
New +$149K
RAC.WS
724
Rithm Acquisition Corp Warrants
RAC.WS
$162K 0.01%
246,166
– –
MSTR icon
725
CALL
Strategy Inc
MSTR
$36B
$161K 0.01%
500
– –
27 28
29
30 31

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CSS LLC's Q3 2025 Portfolio in Review

As of Q3 2025, CSS LLC held 1,258 positions worth $2.23B, up 4% from $2.14B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

CSS LLC withdrew a net $835M in Q3 2025, closing 273 positions and reducing 232 holdings. Its most notable exit was NextEra Energy, Inc. 6.926% Corporate Units, an estimated $30.3M position sold in full.

By sector, the portfolio is most concentrated in Financials at 5% of assets, up from 4.7% a quarter earlier, followed by Technology and Healthcare.

Against the trend, CSS LLC opened a new position in State Street SPDR S&P 500 ETF Trust worth $14.2M.

  • CSS LLC's largest Q3 2025 buy was State Street SPDR S&P 500 ETF Trust: 21,304 shares worth $14.2M.
  • CSS LLC added most to China Fund in Q3 2025, an estimated $9.2M increase.
  • CSS LLC's biggest Q3 2025 reduction was BrightSpring Health Services Unit, cutting an estimated $32.4M.
  • CSS LLC fully exited NextEra Energy, Inc. 6.926% Corporate Units in Q3 2025, selling an estimated $30.3M.
  • CSS LLC's ten largest holdings make up 27% of its $2.23B portfolio in Q3 2025.
  • CSS LLC opened 301 new positions and closed 273 in Q3 2025.
  • CSS LLC's portfolio value rose 4% quarter-over-quarter to $2.23B.

Based on CSS LLC's 13F filing for Q3 2025, filed 13 Nov 2025.