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CSS LLC Portfolio holdings

AUM $2.57B Turnover 43.27%
1-Year Est. Return 67.1%
This Fund
S&P 500
This Quarter Est. Return
+13.49%
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
$2.57B
AUM Growth
+$481M
Cap. Flow
-$324M
Cap. Flow %
-12.6%
Top 10 Hldgs %
34.99%
Holding
1,241
New
296
Increased
222
Reduced
222
Closed
241
Avg Time Held Equity + Options
1 year
Top 10 Avg Time Held Equity + Options
0.1 years
Top 20 Avg Time Held Equity + Options
0.3 years
Avg Time Held Equity only
1.2 years
Top 10 Avg Time Held Equity only
0.2 years
Top 20 Avg Time Held Equity only
0.3 years
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow Held Since
VRXAW
726
Veraxa Biotech AG Warrants
VRXAW
$177K 0.01%
+1,600,882
New +$282K
2026 Q2
0 quarters
EOSE icon
727
PUT
Eos Energy Enterprises
EOSE
$688M
$176K 0.01%
30,000
+10,000
+50% +$69.5K
2025 Q4
2 quarters
RKLB icon
728
Rocket Lab Corp
RKLB
$35B
$176K 0.01%
1,727
-3,200
-65% -$319K
2024 Q3
7 quarters
CMBT icon
729
CMB.TECH NV
CMBT
$5.34B
$175K 0.01%
12,540
-1,800
-13% -$25.9K
2025 Q3
3 quarters
BYND icon
730
PUT
Beyond Meat
BYND
$119M
$174K 0.01%
7,723
-4,844
-39% -$113K
2025 Q4
2 quarters
KEEL icon
731
PUT
Keel Infrastructure Corp
KEEL
$1.27B
$172K 0.01%
+30,000
New +$129K
2026 Q2
0 quarters
PSX icon
732
CALL
Phillips 66
PSX
$110B
$169K 0.01%
+1,000
New +$172K
2026 Q2
0 quarters
PDT icon
733
John Hancock Premium Dividend Fund
PDT
$592M
$169K 0.01%
+13,019
New +$169K
2026 Q2
0 quarters
XXI icon
734
Twenty One Capital Inc
XXI
$1.9B
$168K 0.01%
+34,000
New +$239K
2026 Q2
0 quarters
FTW.WS icon
735
Presidio Production Co Warrants
FTW.WS
$167K 0.01%
+121,247
New +$142K
2026 Q2
0 quarters
ASTS icon
736
AST SpaceMobile
ASTS
$12.3B
$166K 0.01%
+1,868
New +$163K
2026 Q2
0 quarters
GME icon
737
GameStop
GME
$12.2B
$163K 0.01%
7,360
-1,000
-12% -$22.9K
2025 Q4
2 quarters
IACOU icon
738
Idea Acquisition Corp Units
IACOU
$352M
$161K 0.01%
16,044
-183,956
-92% -$1.84M
2026 Q1
1 quarter
XRXDW icon
739
PUT
Xerox Holdings Corp Warrants
XRXDW
$13.1M
$160K 0.01%
51,000
-20,600
-29% -$5.61K
2026 Q1
1 quarter
ADAC icon
740
American Drive Acquisition Co
ADAC
$159K 0.01%
15,899
-97,799
-86% -$975K
2026 Q1
1 quarter
FAX icon
741
abrdn Asia-Pacific Income Fund
FAX
$529M
$156K 0.01%
+10,614
New +$156K
2026 Q2
0 quarters
GM icon
742
CALL
General Motors
GM
$74.2B
$154K 0.01%
+2,000
New +$157K
2026 Q2
0 quarters
FLNC icon
743
PUT
Fluence Energy
FLNC
$819M
$153K 0.01%
+7,700
New +$143K
2026 Q2
0 quarters
DPG icon
744
Duff & Phelps Utility and Infrastructure Fund
DPG
$508M
$152K 0.01%
10,262
– –
2023 Q3
11 quarters
JHG icon
745
CALL
DELISTED
Janus Henderson
JHG
$151K 0.01%
2,900
+1,900
+190% +$98.2K
2026 Q1
1 quarter
LPRO icon
746
DELISTED
Open Lending Corp
LPRO
$149K 0.01%
+48,000
New +$98.1K
2026 Q2
0 quarters
CSHRW icon
747
CoinShares PLC Warrants
CSHRW
$7.92M
$148K 0.01%
+198,705
New +$231K
2026 Q2
0 quarters
COIN icon
748
CALL
Coinbase
COIN
$38B
$146K 0.01%
1,000
– –
2025 Q4
2 quarters
LYFT icon
749
CALL
Lyft
LYFT
$6.12B
$146K 0.01%
10,000
-9,000
-47% -$126K
2026 Q1
1 quarter
AUR icon
750
CALL
Aurora
AUR
$8.81B
$145K 0.01%
+21,300
New +$130K
2026 Q2
0 quarters

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CSS LLC's Q2 2026 Portfolio in Review

As of Q2 2026, CSS LLC held 1,241 positions worth $2.57B, up 23% from $2.09B the previous quarter. Its ten largest holdings account for 35% of the portfolio.

CSS LLC withdrew a net $324M in Q2 2026, closing 241 positions and reducing 222 holdings. Its most notable exit was Hologic, an estimated $8.92M position sold in full.

By sector, the portfolio is most concentrated in Miscellaneous at 77% of assets, down from 79% a quarter earlier, followed by Financials and Technology.

Against the trend, CSS LLC opened a new position in Super Micro Computer Depositary Shares 7% Series A Preferred Stock worth $45.3M.

  • CSS LLC's largest Q2 2026 buy was Super Micro Computer Depositary Shares 7% Series A Preferred Stock: 878,227 shares worth $45.3M.
  • CSS LLC added most to Hewlett Packard Enterprise 7.625% Series C Preferred Stock in Q2 2026, an estimated $110M increase.
  • CSS LLC's biggest Q2 2026 reduction was NextEra Energy Inc 7.375% Corporate Units, cutting an estimated $18.1M.
  • CSS LLC fully exited Hologic in Q2 2026, selling an estimated $8.92M.
  • CSS LLC's ten largest holdings make up 35% of its $2.57B portfolio in Q2 2026.
  • CSS LLC opened 296 new positions and closed 241 in Q2 2026.
  • CSS LLC's portfolio value rose 23% quarter-over-quarter to $2.57B.

Based on CSS LLC's 13F filing for Q2 2026, filed 14 Aug 2026.