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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
DINO icon
551
HF Sinclair
DINO
$16.4B
$331K 0.02%
+5,300
New +$287K
LYFT icon
552
Lyft
LYFT
$5.73B
$330K 0.02%
24,835
+2,401
+11% +$37.2K
HD icon
553
PUT
Home Depot
HD
$335B
$329K 0.02%
1,000
– –
RAAQW
554
DELISTED
Real Asset Acquisition Corp Warrants
RAAQW
$329K 0.02%
247,048
-216,403
-47% -$217K
EEA
555
European Equity Fund
EEA
$74.1M
$327K 0.02%
33,099
-6,777
-17% -$71.8K
FTNT icon
556
CALL
Fortinet
FTNT
$112B
$327K 0.02%
+4,000
New +$323K
NIE
557
Virtus Equity & Convertible Income Fund
NIE
$715M
$326K 0.02%
13,968
-2,700
-16% -$67.4K
GTES icon
558
Gates Industrial Corporation Ltd.
GTES
$6.72B
$326K 0.02%
14,407
-6,928
-32% -$168K
BTDR icon
559
PUT
Bitdeer Technologies
BTDR
$2.76B
$325K 0.02%
37,600
+17,400
+86% +$183K
WULF icon
560
PUT
TeraWulf
WULF
$8.91B
$325K 0.02%
22,500
-41,500
-65% -$615K
BSX icon
561
Boston Scientific
BSX
$67.6B
$323K 0.02%
+5,150
New +$412K
CLSK icon
562
PUT
CleanSpark
CLSK
$3.6B
$323K 0.02%
37,900
-48,700
-56% -$521K
AFRM icon
563
CALL
Affirm
AFRM
$24.5B
$321K 0.02%
7,000
-500
-7% -$28.9K
JLL icon
564
Jones Lang LaSalle
JLL
$15.5B
$320K 0.02%
1,052
+390
+59% +$126K
ADI icon
565
PUT
Analog Devices
ADI
$181B
$318K 0.02%
+1,000
New +$318K
IP icon
566
PUT
International Paper
IP
$22.5B
$318K 0.02%
+8,900
New +$370K
BSTZ icon
567
BlackRock Science and Technology Term Trust
BSTZ
$1.93B
$317K 0.02%
14,306
– –
RKLB icon
568
Rocket Lab Corp
RKLB
$41.8B
$316K 0.02%
4,927
-54,200
-92% -$4.09M
BNY
569
Bank of New York Mellon
BNY
$107B
$314K 0.02%
2,650
-3,600
-58% -$428K
DINO icon
570
CALL
HF Sinclair
DINO
$16.4B
$312K 0.01%
+5,000
New +$271K
HAS icon
571
Hasbro
HAS
$12.8B
$312K 0.01%
+3,330
New +$311K
LSTA icon
572
Lisata Therapeutics
LSTA
$13.1M
$310K 0.01%
+61,898
New +$256K
NET icon
573
PUT
Cloudflare
NET
$94.3B
$310K 0.01%
+1,500
New +$286K
SOUN icon
574
PUT
SoundHound AI
SOUN
$2.79B
$309K 0.01%
45,000
-60,000
-57% -$518K
CEF icon
575
Sprott Physical Gold and Silver Trust
CEF
$7.49B
$309K 0.01%
+6,470
New +$331K
21 22
23
24 25

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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.