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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
CAEP
326
DELISTED
Cantor Equity Partners III
CAEP
$827K 0.04%
80,222
– –
JHG
327
DELISTED
Janus Henderson
JHG
$816K 0.04%
15,881
-16,356
-51% -$810K
EA icon
328
PUT
Electronic Arts
EA
$52.4B
$815K 0.04%
+4,000
New +$807K
TEVA icon
329
Teva Pharmaceuticals
TEVA
$36.2B
$815K 0.04%
27,070
– –
MRNA icon
330
PUT
Moderna
MRNA
$22.1B
$813K 0.04%
+16,000
New +$746K
FAST icon
331
PUT
Fastenal
FAST
$54.7B
$812K 0.04%
17,500
-1,100
-6% -$49.4K
RUN icon
332
PUT
Sunrun
RUN
$2.38B
$808K 0.04%
59,600
-43,000
-42% -$716K
THR
333
DELISTED
Thermon Group Holdings
THR
$806K 0.04%
+16,000
New +$746K
BGB
334
Blackstone Strategic Credit 2027 Term Fund
BGB
$500M
$805K 0.04%
72,187
+16,696
+30% +$193K
GLDD
335
DELISTED
Great Lakes Dredge & Dock
GLDD
$797K 0.04%
+46,900
New +$747K
SIGI icon
336
Selective Insurance
SIGI
$5.53B
$796K 0.04%
10,554
+2,584
+32% +$211K
NVTS icon
337
PUT
Navitas Semiconductor
NVTS
$2.78B
$793K 0.04%
90,400
-10,800
-11% -$99.5K
UNM icon
338
Unum
UNM
$13.8B
$788K 0.04%
10,789
-1,040
-9% -$77.6K
MBAV
339
DELISTED
M3-Brigade Acquisition V Corp
MBAV
$788K 0.04%
73,352
-1,000
-1% -$10.7K
RIOT icon
340
PUT
Riot Platforms
RIOT
$8.31B
$786K 0.04%
63,600
-40,000
-39% -$614K
ORI icon
341
Old Republic International
ORI
$10.5B
$785K 0.04%
19,670
+5,900
+43% +$243K
SKYT icon
342
SkyWater Technology
SKYT
$1.55B
$782K 0.04%
+28,534
New +$839K
HIMS icon
343
Hims & Hers Health
HIMS
$7B
$781K 0.04%
+37,616
New +$889K
AXTA icon
344
Axalta
AXTA
$7.22B
$774K 0.04%
27,947
+10
+0% +$317
SBAC icon
345
SBA Communications
SBAC
$18.3B
$771K 0.04%
4,478
+3,270
+271% +$613K
CRBG icon
346
Corebridge Financial
CRBG
$14.3B
$770K 0.04%
32,281
– –
ILF icon
347
iShares Latin America 40 ETF
ILF
$3.79B
$764K 0.04%
21,510
– –
WIX icon
348
WIX.com
WIX
$2.36B
$760K 0.04%
+8,442
New +$706K
TGT icon
349
Target
TGT
$63.7B
$759K 0.04%
6,262
+3,060
+96% +$345K
BHF icon
350
CALL
Brighthouse Financial
BHF
$3.63B
$754K 0.04%
+12,600
New +$787K
12 13
14
15 16

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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.