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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
ULTA icon
1126
PUT
Ulta Beauty
ULTA
$27.4B
– –
-1,000
Closed -$523K –
VNT icon
1127
Vontier
VNT
$4.82B
– –
-7,170
Closed -$254K –
VRTX icon
1128
PUT
Vertex Pharmaceuticals
VRTX
$142B
– –
-600
Closed -$268K –
W icon
1129
Wayfair
W
$15.9B
– –
-3,663
Closed -$270K –
WDAY icon
1130
Workday
WDAY
$47.7B
– –
-5,731
Closed -$745K –
WIX icon
1131
WIX.com
WIX
$3.23B
– –
-8,442
Closed -$760K –
WIX icon
1132
PUT
WIX.com
WIX
$3.23B
– –
-7,800
Closed -$703K –
XPO icon
1133
PUT
XPO
XPO
$22.1B
– –
-1,500
Closed -$292K –
XRAY icon
1134
Dentsply Sirona
XRAY
$1.9B
– –
-87,684
Closed -$1.02M –
ZBH icon
1135
Zimmer Biomet
ZBH
$18B
– –
-7,017
Closed -$634K –
CCIX
1136
DELISTED
Churchill Capital Corp IX
CCIX
– –
-14,000
Closed -$150K –
OS
1137
DELISTED
OneStream Inc
OS
– –
-65,508
Closed -$1.57M –
OS
1138
PUT
DELISTED
OneStream Inc
OS
– –
-5,600
Closed -$134K –
ALF icon
1139
Centurion Acquisition Corp
ALF
– –
-150,681
Closed -$1.62M –
VLOS icon
1140
Velos Acquisition I Corp
VLOS
$251M
– –
-73,352
Closed -$788K –
VACHW
1141
DELISTED
Voyager Acquisition Corp Warrants
VACHW
– –
-1,600,882
Closed -$242K –
ALDFW icon
1142
Aldel Financial II Inc Warrants
ALDFW
$1.21M
– –
-109,626
Closed -$38.4K –
JACS.RT icon
1143
Jackson Acquisition Co II Rights
JACS.RT
– –
-20,000
Closed -$23.1K –
JACS icon
1144
Jackson Acquisition Co II
JACS
$321M
– –
-35,424
Closed -$375K –
MLACR
1145
DELISTED
Mountain Lake Acquisition Corp Right
MLACR
– –
-35,056
Closed -$91.1K –
BXBL
1146
BOXABL Inc
BXBL
$476M
– –
-352,136
Closed -$3.56M –
ATII
1147
DELISTED
Archimedes Tech SPAC Partners II Co
ATII
– –
-57,143
Closed -$595K –
LOKVW
1148
DELISTED
Live Oak Acquisition Corp V Warrants
LOKVW
– –
-127,538
Closed -$182K –
RAAQW
1149
DELISTED
Real Asset Acquisition Corp Warrants
RAAQW
– –
-247,048
Closed -$329K –
RAAQ
1150
DELISTED
Real Asset Acquisition Corp
RAAQ
– –
-177,685
Closed -$1.87M –

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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.