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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
HFRO
676
Highland Opportunities and Income Fund
HFRO
$403M
$186K 0.01%
32,516
– –
CTSH icon
677
CALL
Cognizant
CTSH
$22.6B
$184K 0.01%
+3,000
New +$215K
VTRS icon
678
CALL
Viatris
VTRS
$20.5B
$184K 0.01%
13,600
+10,200
+300% +$143K
ULTA icon
679
Ulta Beauty
ULTA
$20.7B
$183K 0.01%
+350
New +$223K
LOKVW
680
DELISTED
Live Oak Acquisition Corp V Warrants
LOKVW
$182K 0.01%
127,538
– –
CMBT
681
CMB.TECH NV
CMBT
$4.45B
$181K 0.01%
14,340
-5,700
-28% -$71.5K
M icon
682
CALL
Macy's
M
$6.55B
$181K 0.01%
10,000
– –
GGN
683
GAMCO Global Gold, Natural Resources & Income Trust
GGN
$762M
$176K 0.01%
+33,000
New +$179K
COIN icon
684
CALL
Coinbase
COIN
$43.6B
$175K 0.01%
1,000
+500
+100% +$98.4K
QBTS icon
685
PUT
D-Wave Quantum
QBTS
$6.92B
$175K 0.01%
12,100
-45,300
-79% -$958K
FCT
686
First Trust Senior Floating Rate Income Fund II
FCT
$251M
$170K 0.01%
17,603
– –
AI icon
687
CALL
C3.ai
AI
$1.36B
$168K 0.01%
+20,000
New +$215K
PRA
688
PUT
DELISTED
ProAssurance
PRA
$163K 0.01%
+6,600
New +$161K
KDKRW
689
Kodiak AI Warrants
KDKRW
$163K 0.01%
150,760
-594,154
-80% -$805K
BWA icon
690
CALL
BorgWarner
BWA
$13B
$163K 0.01%
+3,000
New +$158K
NEOG icon
691
PUT
Neogen
NEOG
$2.05B
$163K 0.01%
+17,500
New +$172K
RIG icon
692
PUT
Transocean
RIG
$5.87B
$159K 0.01%
24,000
-50,000
-68% -$282K
JHG
693
PUT
DELISTED
Janus Henderson
JHG
$154K 0.01%
+3,000
New +$149K
AISPW
694
Airship AI Holdings Warrants
AISPW
$15.6M
$153K 0.01%
216,374
+101,930
+89% +$101K
IPCXR
695
Inflection Point Acquisition Corp III Rights
IPCXR
$151K 0.01%
43,070
– –
IONS icon
696
PUT
Ionis Pharmaceuticals
IONS
$9.23B
$150K 0.01%
+2,000
New +$158K
CCIX
697
Churchill Capital Corp IX
CCIX
$399M
$150K 0.01%
14,000
-12,000
-46% -$128K
TSLA icon
698
Tesla
TSLA
$1.21T
$149K 0.01%
+400
New +$165K
ORCL icon
699
Oracle
ORCL
$343B
$149K 0.01%
+1,010
New +$164K
LPBBW
700
Launch Two Acquisition Corp Warrant
LPBBW
$148K 0.01%
950,373
– –
26 27
28
29 30

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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.