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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
DD icon
951
PUT
DuPont de Nemours
DD
$18.7B
– –
-23,333
Closed -$2.81M
DDOG icon
952
Datadog
DDOG
$91.3B
– –
-2,579
Closed -$318K
DKS icon
953
Dick's Sporting Goods
DKS
$18.4B
– –
-1,588
Closed -$314K
DKS icon
954
PUT
Dick's Sporting Goods
DKS
$18.4B
– –
-1,500
Closed -$297K
DOCU
955
DocuSign
DOCU
$10.3B
– –
-6,393
Closed -$437K
DPZ icon
956
Domino's
DPZ
$11.3B
– –
-370
Closed -$154K
DPZ icon
957
PUT
Domino's
DPZ
$11.3B
– –
-500
Closed -$208K
DXC icon
958
DXC Technology
DXC
$1.71B
– –
-16,460
Closed -$241K
DXJ icon
959
WisdomTree Japan Hedged Equity Fund
DXJ
$7.22B
– –
-3,740
Closed -$539K
EB
960
DELISTED
Eventbrite
EB
– –
-38,500
Closed -$171K
EBAY icon
961
eBay
EBAY
$50.2B
– –
-3,320
Closed -$289K
EEM icon
962
iShares MSCI Emerging Markets ETF
EEM
$28.5B
– –
-510
Closed -$30K
EEM icon
963
PUT
iShares MSCI Emerging Markets ETF
EEM
$28.5B
– –
-50,000
Closed -$2.74M
EQX icon
964
PUT
Equinox Gold
EQX
$7.45B
– –
-91,800
Closed -$1.29M
EWJ icon
965
PUT
iShares MSCI Japan ETF
EWJ
$21.6B
– –
-2,500
Closed -$202K
EXAS
966
CALL
DELISTED
Exact Sciences
EXAS
– –
-7,000
Closed -$711K
EXAS
967
DELISTED
Exact Sciences
EXAS
– –
-11,946
Closed -$1.21M
EXAS
968
PUT
DELISTED
Exact Sciences
EXAS
– –
-3,000
Closed -$305K
F icon
969
CALL
Ford
F
$57.7B
– –
-18,400
Closed -$241K
FAST icon
970
CALL
Fastenal
FAST
$54.6B
– –
-5,000
Closed -$201K
FE icon
971
FirstEnergy
FE
$28.6B
– –
-8,903
Closed -$399K
FFIV icon
972
F5
FFIV
$23B
– –
-1,160
Closed -$296K
FFIV icon
973
PUT
F5
FFIV
$23B
– –
-1,000
Closed -$255K
FHI icon
974
Federated Hermes
FHI
$4.48B
– –
-24,470
Closed -$1.27M
FLEX icon
975
PUT
Flex
FLEX
$41.1B
– –
-5,000
Closed -$302K
37 38
39
40 41

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NSCM
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KA
Klingman & Associates New York $2.09B AUM 16.49% 1-Year Est. Return
ACG
Aventail Capital Group New York $2.09B AUM 43.81% 1-Year Est. Return
NSUP
NLB Skladi upravljanje premozenja Ljubljana $2.09B AUM
IHAM
Integral Health Asset Management New York $2.09B AUM 112.84% 1-Year Est. Return
TP
Third Point New York $2.08B AUM 27.04% 1-Year Est. Return
ACP
Avantyr Capital Partners New York $2.08B AUM
ACM
Analog Century Management New York $2.09B AUM 186.85% 1-Year Est. Return

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.