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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
MRSH
1026
Marsh
MRSH
$87.5B
– –
-1,240
Closed -$230K
MO icon
1027
Altria Group
MO
$122B
– –
-17,489
Closed -$1.01M
MOH icon
1028
Molina Healthcare
MOH
$10.5B
– –
-2,821
Closed -$490K
MOS icon
1029
CALL
The Mosaic Company
MOS
$7.08B
– –
-20,000
Closed -$482K
MP icon
1030
MP Materials
MP
$7.67B
– –
-6,983
Closed -$353K
MP icon
1031
PUT
MP Materials
MP
$7.67B
– –
-46,800
Closed -$2.36M
MPWR icon
1032
PUT
Monolithic Power Systems
MPWR
$65.7B
– –
-600
Closed -$544K
MSFT icon
1033
PUT
Microsoft
MSFT
$2.89T
– –
-2,600
Closed -$1.26M
MVST icon
1034
PUT
Microvast
MVST
$268M
– –
-20,000
Closed -$56K
NEE icon
1035
NextEra Energy
NEE
$185B
– –
-18,995
Closed -$1.52M
NEE icon
1036
PUT
NextEra Energy
NEE
$185B
– –
-20,000
Closed -$1.61M
NGD
1037
DELISTED
New Gold Inc
NGD
– –
-28,700
Closed -$250K
NOVT icon
1038
PUT
Novanta
NOVT
$5.01B
– –
-2,000
Closed -$238K
NTNX icon
1039
Nutanix
NTNX
$15.4B
– –
-8,870
Closed -$458K
NTNX icon
1040
PUT
Nutanix
NTNX
$15.4B
– –
-5,000
Closed -$258K
NVAX icon
1041
PUT
Novavax
NVAX
$1.24B
– –
-20,000
Closed -$134K
NVS icon
1042
Novartis
NVS
$297B
– –
-1,620
Closed -$223K
NWFL icon
1043
Norwood Financial Corp
NWFL
$367M
– –
-13,213
Closed -$371K
AIIOW
1044
Robo.ai Inc Warrant
AIIOW
$497K
– –
-27,550
Closed -$2.77K
NXT icon
1045
Nextpower Inc
NXT
$15.7B
– –
-3,289
Closed -$287K
OPFI icon
1046
CALL
OppFi
OPFI
$804M
– –
-20,200
Closed -$211K
OXY icon
1047
PUT
Occidental Petroleum
OXY
$54.7B
– –
-10,000
Closed -$411K
OZK icon
1048
Bank OZK
OZK
$5.51B
– –
-14,527
Closed -$669K
OZK icon
1049
PUT
Bank OZK
OZK
$5.51B
– –
-8,800
Closed -$405K
PATH icon
1050
UiPath
PATH
$5.99B
– –
-12,854
Closed -$211K
40 41
42
43 44

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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.