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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
+2.83%
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
$2.09B
AUM Growth
-$162M
Cap. Flow
-$866M
Cap. Flow %
-41.48%
Top 10 Hldgs %
32%
Holding
1,256
New
272
Increased
195
Reduced
264
Closed
296

Top Buys

Rank Stock Value
1
NEE.PRV
NextEra Energy Inc 7.375% Corporate Units
NEE.PRV
+$27M
2
APO.PRA icon
Apollo Global Management Series A
APO.PRA
+$17.2M
3
ALB.PRA icon
Albemarle Corp Depositary Shares
ALB.PRA
+$13.9M
4
PEN icon
Penumbra
PEN
+$12.2M
5
EP.PRC icon
El Paso Energy Capital Trust I
EP.PRC
+$10.3M

Top Sells

Rank Stock Value
1
BAC.PRL icon
Bank of America Series L
BAC.PRL
+$16.5M
2
SOFI icon
SoFi Technologies
SOFI
+$7.56M
3
IRHOU
Iron Horse Acquisitions II Corp Units
IRHOU
+$7.34M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$7.24M
5
DMII
Drugs Made In America Acquisition II Corp
DMII
+$6.93M

Sector Composition

Rank Sector Weight
1 Financials 7.91%
2 Healthcare 3.17%
3 Technology 2.72%
4 Industrials 1.59%
5 Consumer Discretionary 1.35%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PSKY
1151
PUT
Paramount Skydance Corp
PSKY
$8.93B
– –
-405,600
Closed -$5.44M
KYIVW
1152
Kyivstar Group Warrant
KYIVW
– –
-106,679
Closed -$378K
KYIV
1153
PUT
Kyivstar Group
KYIV
$3.17B
– –
-13,500
Closed -$175K
BCSS.U
1154
Bain Capital GSS Investment Corp Units
BCSS.U
– –
-10,000
Closed -$102K
TDWDU
1155
Tailwind 2.0 Acquisition Corp Unit
TDWDU
– –
-79,086
Closed -$796K
NOVTU
1156
Novanta Inc Units
NOVTU
$664M
– –
-28,523
Closed -$1.56M
FCRS.WS
1157
FutureCrest Acquisition Corp Warrants
FCRS.WS
– –
-24,768
Closed -$18.1K
OPENL
1158
Opendoor Technologies Inc Series A Warrants
OPENL
$5.96M
– –
-294,423
Closed -$153K
OPENW
1159
Opendoor Technologies Inc Series K Warrants
OPENW
$10.6M
– –
-113,213
Closed -$102K
OPENW
1160
PUT
Opendoor Technologies Inc Series K Warrants
OPENW
$10.6M
– –
-837
Closed -$4.88K
OPENZ
1161
Opendoor Technologies Inc Series Z Warrants
OPENZ
$5.53M
– –
-12,000
Closed -$4.79K
EVOXW
1162
Evolution Global Acquisition Corp Warrants
EVOXW
$3.85M
– –
-18,249
Closed -$8.03K
EVOX
1163
Evolution Global Acquisition Corp
EVOX
– –
-36,875
Closed -$364K
MESHU
1164
Meshflow Acquisition Corp Units
MESHU
– –
-446,548
Closed -$4.47M
ITHAU
1165
ITHAX Acquisition Corp III Units
ITHAU
– –
-593,710
Closed -$5.92M
ADACU
1166
American Drive Acquisition Co Units
ADACU
– –
-250,000
Closed -$2.49M
IRHOU
1167
Iron Horse Acquisitions II Corp Units
IRHOU
– –
-738,100
Closed -$7.34M
LPCVU
1168
Launchpad Cadenza Acquisition Corp I Unit
LPCVU
$201M
– –
-84,208
Closed -$840K
VHCPU
1169
Vine Hill Capital Investment Corp II Units
VHCPU
– –
-98,000
Closed -$982K
43 44 45 46
47

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NSCM
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KA
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ACG
Aventail Capital Group New York $2.09B AUM 43.81% 1-Year Est. Return
NSUP
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IHAM
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TP
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ACP
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ACM
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CSS LLC's Q1 2026 Portfolio in Review

As of Q1 2026, CSS LLC held 1,256 positions worth $2.09B, down 7.2% from $2.25B the previous quarter. Its ten largest holdings account for 32% of the portfolio.

CSS LLC withdrew a net $866M in Q1 2026, closing 296 positions and reducing 264 holdings. Its most notable exit was SoFi Technologies, an estimated $7.56M position sold in full.

By sector, the portfolio is most concentrated in Financials at 7.9% of assets, up from 6.4% a quarter earlier, followed by Healthcare and Technology.

Against the trend, CSS LLC opened a new position in NextEra Energy Inc 7.375% Corporate Units worth $27.2M.

  • CSS LLC's largest Q1 2026 buy was NextEra Energy Inc 7.375% Corporate Units: 540,739 shares worth $27.2M.
  • CSS LLC added most to Apollo Global Management Series A in Q1 2026, an estimated $17.2M increase.
  • CSS LLC's biggest Q1 2026 reduction was Bank of America Series L, cutting an estimated $16.5M.
  • CSS LLC fully exited SoFi Technologies in Q1 2026, selling an estimated $7.56M.
  • CSS LLC's ten largest holdings make up 32% of its $2.09B portfolio in Q1 2026.
  • CSS LLC opened 272 new positions and closed 296 in Q1 2026.
  • CSS LLC's portfolio value fell 7.2% quarter-over-quarter to $2.09B.

Based on CSS LLC's 13F filing for Q1 2026, filed 15 May 2026.