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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
+0.56%
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
$1.82B
AUM Growth
-$443M
Cap. Flow
-$1.01B
Cap. Flow %
-55.56%
Top 10 Hldgs %
26.41%
Holding
1,198
New
261
Increased
221
Reduced
251
Closed
289

Top Buys

Rank Stock Value
1
AXON
Axon Enterprise
AXON
+$27.7M
2
ATIIU
Archimedes Tech SPAC Partners II Co Unit
ATIIU
+$8.25M
3
EPR.PRC icon
EPR Properties 5.75% Series C Preferred Shares
EPR.PRC
+$6.61M
4
BTX
BlackRock Technology and Private Equity Term Trust
BTX
+$4.18M
5
BECN
Beacon Roofing Supply, Inc.
BECN
+$3.9M

Top Sells

Rank Stock Value
1
GTLS.PRB
Chart Industries 6.75% Series B Preferred Stock
GTLS.PRB
+$40.9M
2
MTSI icon
MACOM Technology Solutions
MTSI
+$29.5M
3
APO.PRA icon
Apollo Global Management Series A
APO.PRA
+$23.5M
4
BKDT
Brookdale Senior Living Inc. 7.00% Tangible Equity Units
BKDT
+$19.8M
5
LUNRW
Intuitive Machines, Inc. Warrants
LUNRW
+$10.3M

Sector Composition

Rank Sector Weight
1 Financials 3.28%
2 Technology 2.81%
3 Healthcare 2.67%
4 Industrials 2.61%
5 Energy 2.23%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
HTZ icon
226
PUT
Hertz
HTZ
$632M
$915K 0.05%
232,200
-30,100
-11% -$121K
APD icon
227
Air Products & Chemicals
APD
$65.2B
$914K 0.05%
+3,098
New +$955K
TRUP icon
228
PUT
Trupanion
TRUP
$1.08B
$913K 0.05%
24,500
+12,500
+104% +$520K
PTCT icon
229
PTC Therapeutics
PTCT
$6.29B
$910K 0.05%
+17,857
New +$891K
VZ icon
230
CALL
Verizon
VZ
$198B
$907K 0.05%
20,000
+10,000
+100% +$416K
HVII
231
Hennessy Capital Investment Corp VII
HVII
$273M
$901K 0.05%
+91,150
New +$897K
SOLV icon
232
Solventum
SOLV
$13.9B
$888K 0.05%
+11,680
New +$870K
OSK icon
233
Oshkosh
OSK
$9.66B
$881K 0.05%
9,360
+4,870
+108% +$487K
GEN icon
234
PUT
Gen Digital
GEN
$16.1B
$876K 0.05%
33,000
+17,000
+106% +$466K
DFSV
235
Dimensional US Small Cap Value ETF
DFSV
$8.17B
$873K 0.05%
31,000
– –
NTAP icon
236
NetApp
NTAP
$33.3B
$864K 0.05%
9,838
-3,280
-25% -$363K
PCG icon
237
PUT
PG&E
PCG
$47.2B
$859K 0.05%
50,000
-47,000
-48% -$780K
RACE icon
238
PUT
Ferrari
RACE
$66.8B
$856K 0.05%
+2,000
New +$899K
RYAAY icon
239
Ryanair
RYAAY
$29.8B
$850K 0.05%
20,062
-8,843
-31% -$404K
T icon
240
CALL
AT&T
T
$167B
$848K 0.05%
+30,000
New +$754K
LYB icon
241
LyondellBasell Industries
LYB
$18.9B
$842K 0.05%
11,954
+50
+0.4% +$3.76K
LBRDA icon
242
Liberty Broadband Class A
LBRDA
$4.42B
$833K 0.05%
9,800
+1,800
+23% +$144K
DKNG icon
243
PUT
DraftKings
DKNG
$12B
$830K 0.05%
25,000
-10,600
-30% -$435K
MHK icon
244
Mohawk Industries
MHK
$7.05B
$827K 0.05%
7,245
– –
GAP
245
CALL
The Gap Inc
GAP
$7.07B
$824K 0.05%
+40,000
New +$899K
DB icon
246
Deutsche Bank
DB
$67.9B
$820K 0.05%
34,420
-4,190
-11% -$87.9K
AYI icon
247
Acuity Brands
AYI
$10.1B
$816K 0.04%
+3,100
New +$938K
IMSRW
248
Terrestrial Energy Warrant
IMSRW
$23.6M
$815K 0.04%
1,181,098
-107,054
-8% -$25.2K
AMP icon
249
Ameriprise Financial
AMP
$47.6B
$813K 0.04%
1,680
+490
+41% +$257K
COIN icon
250
PUT
Coinbase
COIN
$44.1B
$809K 0.04%
4,700
+1,200
+34% +$291K
8 9
10
11 12

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CSS LLC's Q1 2025 Portfolio in Review

As of Q1 2025, CSS LLC held 1,198 positions worth $1.82B, down 20% from $2.27B the previous quarter. Its ten largest holdings account for 26% of the portfolio.

CSS LLC withdrew a net $1.01B in Q1 2025, closing 289 positions and reducing 251 holdings. Its most notable exit was MACOM Technology Solutions, an estimated $29.5M position sold in full.

By sector, the portfolio is most concentrated in Financials at 3.3% of assets, down from 3.5% a quarter earlier, followed by Technology and Healthcare.

Against the trend, CSS LLC opened a new position in Axon Enterprise worth $24.9M.

  • CSS LLC's largest Q1 2025 buy was Axon Enterprise: 47,404 shares worth $24.9M.
  • CSS LLC added most to BlackRock Technology and Private Equity Term Trust in Q1 2025, an estimated $4.18M increase.
  • CSS LLC's biggest Q1 2025 reduction was Chart Industries 6.75% Series B Preferred Stock, cutting an estimated $40.9M.
  • CSS LLC fully exited MACOM Technology Solutions in Q1 2025, selling an estimated $29.5M.
  • CSS LLC's ten largest holdings make up 26% of its $1.82B portfolio in Q1 2025.
  • CSS LLC opened 261 new positions and closed 289 in Q1 2025.
  • CSS LLC's portfolio value fell 20% quarter-over-quarter to $1.82B.

Based on CSS LLC's 13F filing for Q1 2025, filed 15 May 2025.