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CSS LLC Portfolio holdings

AUM $2.57B
1-Year Est. Return 67.1%
This Fund
S&P 500
This Quarter Est. Return
+8.37%
1 Year Est. Return
+67.1%
3 Year Est. Return
+128.35%
5 Year Est. Return
+164.54%
10 Year Est. Return
+489.68%
AUM
$2.14B
AUM Growth
+$323M
Cap. Flow
-$543M
Cap. Flow %
-25.3%
Top 10 Hldgs %
24.34%
Holding
1,218
New
306
Increased
232
Reduced
221
Closed
265

Top Buys

Rank Stock Value
1
NEE.PRR
NextEra Energy, Inc. 6.926% Corporate Units
NEE.PRR
+$30.3M
2
BTSGU icon
BrightSpring Health Services Unit
BTSGU
+$29.6M
3
BAC.PRL icon
Bank of America Series L
BAC.PRL
+$21.9M
4
TACH
Titan Acquisition Corp
TACH
+$6.87M
5
WENNU
Wen Acquisition Corp Unit
WENNU
+$6.8M

Top Sells

Rank Stock Value
1
AXON
Axon Enterprise
AXON
+$28.9M
2
VOO icon
Vanguard S&P 500 ETF
VOO
+$20.3M
3
APO.PRA
Apollo Global Management Series A
APO.PRA
+$12.2M
4
ATIIU
Archimedes Tech SPAC Partners II Co Unit
ATIIU
+$8.27M
5
GTLS.PRB
Chart Industries 6.75% Series B Preferred Stock
GTLS.PRB
+$5.99M

Sector Composition

Rank Sector Weight
1 Miscellaneous 82.59%
2 Financials 4.7%
3 Healthcare 2.27%
4 Technology 2.08%
5 Industrials 2.03%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ARKK icon
901
ARK Innovation ETF
ARKK
$6.41B
– –
-5,120
Closed -$282K
AUROW
902
Aurora Innovation Warrant
AUROW
$88.5M
– –
-298,840
Closed -$421K
AVPT icon
903
AvePoint
AVPT
$2.84B
– –
-20,000
Closed -$347K
AVPT icon
904
PUT
AvePoint
AVPT
$2.84B
– –
-20,000
Closed -$289K
AZUL
905
PUT
DELISTED
Azul
AZUL
– –
-145,700
Closed -$239K
BBVA icon
906
Banco Bilbao Vizcaya Argentaria
BBVA
$155B
– –
-35,160
Closed -$479K
BEN icon
907
Franklin Templeton
BEN
$16.6B
– –
-24,528
Closed -$472K
BLDR icon
908
Builders FirstSource
BLDR
$6.42B
– –
-4,412
Closed -$551K
BLUE
909
CALL
DELISTED
bluebird bio
BLUE
– –
-10,000
Closed -$48.8K
BLUE
910
DELISTED
bluebird bio
BLUE
– –
-30,772
Closed -$150K
BLUE
911
PUT
DELISTED
bluebird bio
BLUE
– –
-29,800
Closed -$145K
BPOP icon
912
CALL
Popular Inc
BPOP
$10.3B
– –
-3,000
Closed -$277K
BSTZ icon
913
BlackRock Science and Technology Term Trust
BSTZ
$1.93B
– –
-11,262
Closed -$200K
CACI icon
914
CACI
CACI
$13.9B
– –
-750
Closed -$275K
CCL icon
915
Carnival Corporation Ltd
CCL
$30.6B
– –
-27,352
Closed -$585K
CCRN
916
PUT
DELISTED
Cross Country Healthcare
CCRN
– –
-10,900
Closed -$162K
CEG icon
917
PUT
Constellation Energy
CEG
$92B
– –
-2,400
Closed -$484K
CELH icon
918
CALL
Celsius Holdings
CELH
$7.15B
– –
-10,000
Closed -$356K
CFLT
919
CALL
DELISTED
Confluent
CFLT
– –
-4,000
Closed -$93.8K
CFLT
920
PUT
DELISTED
Confluent
CFLT
– –
-32,900
Closed -$771K
CHD icon
921
PUT
Church & Dwight Co
CHD
$22.7B
– –
-5,000
Closed -$550K
CHWY icon
922
Chewy
CHWY
$8.4B
– –
-6,240
Closed -$203K
CHWY icon
923
PUT
Chewy
CHWY
$8.4B
– –
-21,000
Closed -$683K
CKPT
924
CALL
DELISTED
Checkpoint Therapeutics
CKPT
– –
-25,000
Closed -$101K
CKPT
925
DELISTED
Checkpoint Therapeutics
CKPT
– –
-113,300
Closed -$458K
35 36
37
38 39

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SCA
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MC
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EV
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RFP
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PC
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TC
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TCAM
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CSS LLC's Q2 2025 Portfolio in Review

As of Q2 2025, CSS LLC held 1,218 positions worth $2.14B, up 18% from $1.82B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

CSS LLC withdrew a net $543M in Q2 2025, closing 265 positions and reducing 221 holdings. Its most notable exit was Archimedes Tech SPAC Partners II Co Unit, an estimated $8.27M position sold in full.

By sector, the portfolio is most concentrated in Miscellaneous at 83% of assets, up from 82% a quarter earlier, followed by Financials and Healthcare.

Against the trend, CSS LLC opened a new position in BrightSpring Health Services Unit worth $33M.

  • CSS LLC's largest Q2 2025 buy was BrightSpring Health Services Unit: 400,466 shares worth $33M.
  • CSS LLC added most to NextEra Energy, Inc. 6.926% Corporate Units in Q2 2025, an estimated $30.3M increase.
  • CSS LLC's biggest Q2 2025 reduction was Axon Enterprise, cutting an estimated $28.9M.
  • CSS LLC fully exited Archimedes Tech SPAC Partners II Co Unit in Q2 2025, selling an estimated $8.27M.
  • CSS LLC's ten largest holdings make up 24% of its $2.14B portfolio in Q2 2025.
  • CSS LLC opened 306 new positions and closed 265 in Q2 2025.
  • CSS LLC's portfolio value rose 18% quarter-over-quarter to $2.14B.

Based on CSS LLC's 13F filing for Q2 2025, filed 14 Aug 2025.