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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
LYFT icon
626
CALL
Lyft
LYFT
$5.73B
$253K 0.01%
+19,000
New +$294K
ASML icon
627
ASML
ASML
$636B
$251K 0.01%
+190
New +$260K
AYI icon
628
Acuity Brands
AYI
$10.1B
$251K 0.01%
894
-1,840
-67% -$559K
RNR icon
629
RenaissanceRe
RNR
$13.7B
$250K 0.01%
+840
New +$244K
CROX icon
630
CALL
Crocs
CROX
$6.69B
$249K 0.01%
+3,000
New +$257K
IRAB.U
631
Iris Acquisition Corp II Units
IRAB.U
$249K 0.01%
+25,000
New +$249K
ATIIW
632
Archimedes Tech SPAC Partners II Co Warrant
ATIIW
$21.3M
$249K 0.01%
487,619
-52,807
-10% -$36.5K
ANET icon
633
CALL
Arista Networks
ANET
$215B
$246K 0.01%
2,000
– –
VSNT
634
Versant Media Group
VSNT
$5.08B
$244K 0.01%
+6,600
New +$222K
DTE icon
635
DTE Energy
DTE
$30.6B
$244K 0.01%
+1,670
New +$235K
WENNW
636
Wen Acquisition Corp Warrant
WENNW
$4.5M
$244K 0.01%
761,739
– –
VACHW
637
DELISTED
Voyager Acquisition Corp Warrants
VACHW
$242K 0.01%
1,600,882
– –
OPP
638
RiverNorth/DoubleLine Strategic Opportunity Fund
OPP
$190M
$240K 0.01%
31,339
– –
SPXX icon
639
Nuveen S&P 500 Dynamic Overwrite Fund
SPXX
$333M
$239K 0.01%
+14,886
New +$261K
NUE icon
640
Nucor
NUE
$56.4B
$238K 0.01%
+1,410
New +$246K
DECK icon
641
Deckers Outdoor
DECK
$13.6B
$238K 0.01%
+2,380
New +$255K
CEE
642
Central and Eastern Europe Fund
CEE
$135M
$238K 0.01%
12,996
– –
SJM icon
643
J.M. Smucker
SJM
$12.9B
$237K 0.01%
2,460
-1,260
-34% -$132K
ROKU icon
644
PUT
Roku
ROKU
$21.2B
$237K 0.01%
2,500
-1,000
-29% -$97.4K
UAA icon
645
PUT
Under Armour
UAA
$3.02B
$236K 0.01%
+40,000
New +$259K
ECHO
646
CALL
EchoStar
ECHO
$25.1B
$234K 0.01%
+2,000
New +$230K
TPH
647
DELISTED
Tri Pointe Homes
TPH
$234K 0.01%
+5,000
New +$203K
DOCS icon
648
CALL
Doximity
DOCS
$3.77B
$233K 0.01%
+10,000
New +$312K
OTIS icon
649
CALL
Otis Worldwide
OTIS
$27.9B
$231K 0.01%
3,000
-2,000
-40% -$175K
OPEN icon
650
PUT
Opendoor
OPEN
$3.71B
$231K 0.01%
49,400
-34,300
-41% -$185K
24 25
26
27 28

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ACG
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NSUP
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IHAM
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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.