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CSS LLC Portfolio holdings

AUM $2.57B
1-Year Est. Return 67.1%
This Fund
S&P 500
This Quarter Est. Return
+2.83%
1 Year Est. Return
+67.1%
3 Year Est. Return
+128.35%
5 Year Est. Return
+164.54%
10 Year Est. Return
+489.68%
AUM
$2.09B
AUM Growth
-$162M
Cap. Flow
-$695M
Cap. Flow %
-33.29%
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
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 Miscellaneous 79.31%
2 Financials 7.75%
3 Healthcare 3.17%
4 Technology 2.72%
5 Industrials 1.59%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
FACWW
751
Factorial Energy Inc Warrant
FACWW
$8.71M
$73.9K ﹤0.01%
108,635
-691
-0.6% -$542
FLS icon
752
CALL
Flowserve
FLS
$10.2B
$73.5K ﹤0.01%
+1,000
New +$79.2K
AUR icon
753
Aurora
AUR
$11.7B
$71.8K ﹤0.01%
17,421
-124,085
-88% -$549K
FFWM
754
DELISTED
First Foundation Inc
FFWM
$71.7K ﹤0.01%
+12,150
New +$73.7K
MBVIW
755
M3-Brigade Acquisition VI Corp Warrant
MBVIW
$71.5K ﹤0.01%
207,248
+95,558
+86% +$38.2K
SOUNW icon
756
SoundHound AI Warrant
SOUNW
$534M
$71.4K ﹤0.01%
32,745
-8,672
-21% -$26.8K
ITHAW
757
ITHAX Acquisition Corp III Warrants
ITHAW
$2.07M
$71.2K ﹤0.01%
+296,855
New +$66.1K
RXT icon
758
PUT
Rackspace Technology
RXT
$803M
$70.9K ﹤0.01%
+72,400
New +$88K
CCRN
759
CALL
DELISTED
Cross Country Healthcare
CCRN
$70.5K ﹤0.01%
7,500
-40,400
-84% -$362K
TDACW
760
Translational Development Acquisition Corp Warrants
TDACW
$14.2M
$69.9K ﹤0.01%
582,037
– –
WBD icon
761
PUT
Warner Bros
WBD
$72.1B
$68.7K ﹤0.01%
+2,500
New +$70K
GME.WS
762
GameStop Corp Warrants
GME.WS
$66.2K ﹤0.01%
17,141
-2,000
-10% -$7.82K
TDUP icon
763
PUT
ThredUp
TDUP
$357M
$65.6K ﹤0.01%
20,000
– –
LWACW
764
LightWave Acquisition Corp Warrants
LWACW
$2.47M
$64.9K ﹤0.01%
270,486
– –
DMIIR
765
Drugs Made In America Acquisition II Corp Right
DMIIR
$64.5K ﹤0.01%
80,600
– –
WBD icon
766
CALL
Warner Bros
WBD
$72.1B
$63.2K ﹤0.01%
2,300
-50,100
-96% -$1.4M
ROKU icon
767
Roku
ROKU
$23.4B
$62.4K ﹤0.01%
+660
New +$64.3K
GPATW
768
GP-Act III Acquisition Corp Warrants
GPATW
$61.9K ﹤0.01%
441,672
-96,985
-18% -$23.4K
BCSS.WS
769
Bain Capital GSS Investment Corp Warrants
BCSS.WS
$60.5K ﹤0.01%
+97,580
New +$70K
TACOW
770
Berto Acquisition Corp Warrant
TACOW
$59.6K ﹤0.01%
219,907
– –
GSHRW
771
Gesher Acquisition Corp II Warrants
GSHRW
$59.4K ﹤0.01%
226,262
– –
APLD icon
772
CALL
Applied Digital
APLD
$7.2B
$59.4K ﹤0.01%
+2,500
New +$78.3K
POLEW
773
Andretti Acquisition Corp II Warrant
POLEW
$58.6K ﹤0.01%
531,229
-2,070
-0.4% -$433
LPAAW
774
Launch One Acquisition Corp Warrant
LPAAW
$55.9K ﹤0.01%
405,424
-250,000
-38% -$45.9K
PACHW
775
Pioneer Acquisition I Corp Warrants
PACHW
$2.28M
$54.9K ﹤0.01%
305,019
– –
29 30
31
32 33

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RFP
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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 $695M 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 Miscellaneous at 79% of assets, down from 82% a quarter earlier, followed by Financials and Healthcare.

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.