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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
TRUE
1101
DELISTED
TrueCar
TRUE
– –
-122,500
Closed -$277K
TRV icon
1102
CALL
Travelers Companies
TRV
$81.6B
– –
-2,000
Closed -$580K
TTC icon
1103
Toro Company
TTC
$8.99B
– –
-7,500
Closed -$590K
UPST icon
1104
Upstart Holdings
UPST
$2.65B
– –
-497
Closed -$21.7K
UPST icon
1105
PUT
Upstart Holdings
UPST
$2.65B
– –
-11,000
Closed -$481K
URI icon
1106
United Rentals
URI
$69.8B
– –
-60
Closed -$48.6K
URI icon
1107
PUT
United Rentals
URI
$69.8B
– –
-600
Closed -$486K
USFD icon
1108
US Foods
USFD
$21.8B
– –
-17,362
Closed -$1.31M
VEEV icon
1109
CALL
Veeva Systems
VEEV
$32.1B
– –
-2,000
Closed -$446K
VEEV icon
1110
Veeva Systems
VEEV
$32.1B
– –
-2,670
Closed -$596K
VRSN icon
1111
VeriSign
VRSN
$24.9B
– –
-2,100
Closed -$510K
WDC icon
1112
PUT
Western Digital
WDC
$169B
– –
-330,000
Closed -$56.8M
WELL icon
1113
PUT
Welltower
WELL
$176B
– –
-10,000
Closed -$1.86M
WEN icon
1114
Wendy's
WEN
$1.42B
– –
-11,350
Closed -$94.5K
WES icon
1115
CALL
Western Midstream Partners
WES
$19.3B
– –
-8,904
Closed -$352K
WM icon
1116
PUT
Waste Management
WM
$95.9B
– –
-2,000
Closed -$439K
WU icon
1117
Western Union
WU
$2.57B
– –
-26,215
Closed -$244K
XEL icon
1118
Xcel Energy
XEL
$50.4B
– –
-3,983
Closed -$294K
XFLT
1119
XAI Floating Rate & Alternative Income Trust
XFLT
$277M
– –
-4,658
Closed -$112K
XLK icon
1120
CALL
State Street Technology Select Sector SPDR ETF
XLK
$113B
– –
-22,000
Closed -$3.17M
XLU icon
1121
PUT
State Street Utilities Select Sector SPDR ETF
XLU
$23.5B
– –
-30,200
Closed -$1.29M
XLV icon
1122
PUT
State Street Health Care Select Sector SPDR ETF
XLV
$42.3B
– –
-28,700
Closed -$4.44M
Z icon
1123
PUT
Zillow
Z
$7.45B
– –
-9,000
Closed -$614K
ZBH icon
1124
CALL
Zimmer Biomet
ZBH
$18B
– –
-2,000
Closed -$180K
ZBRA icon
1125
CALL
Zebra Technologies
ZBRA
$12.6B
– –
-200
Closed -$48.6K
43 44
45
46 47

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KA
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ACG
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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.