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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
+0.56%
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
$1.82B
AUM Growth
-$443M
Cap. Flow
-$845M
Cap. Flow %
-46.37%
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
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 Miscellaneous 81.79%
2 Financials 3.28%
3 Technology 2.81%
4 Healthcare 2.67%
5 Industrials 2.61%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
FCX icon
901
PUT
Freeport-McMoran
FCX
$99.4B
– –
-15,000
Closed -$571K
FIS icon
902
CALL
Fidelity National Information Services
FIS
$19B
– –
-6,000
Closed -$485K
FOUR icon
903
PUT
Shift4
FOUR
$3.32B
– –
-7,000
Closed -$726K
FRPT icon
904
PUT
Freshpet
FRPT
$2.98B
– –
-4,400
Closed -$652K
FTNT icon
905
CALL
Fortinet
FTNT
$126B
– –
-4,000
Closed -$378K
GEF icon
906
Greif
GEF
$4.71B
– –
-6,808
Closed -$416K
GME icon
907
GameStop
GME
$11.1B
– –
-12,300
Closed -$322K
GPN icon
908
CALL
Global Payments
GPN
$22.9B
– –
-2,000
Closed -$224K
GT icon
909
CALL
Goodyear
GT
$1.49B
– –
-10,000
Closed -$90K
GT icon
910
PUT
Goodyear
GT
$1.49B
– –
-900
Closed -$8.1K
GWRE icon
911
CALL
Guidewire Software
GWRE
$12B
– –
-3,000
Closed -$506K
H icon
912
PUT
Hyatt Hotels
H
$15B
– –
-4,000
Closed -$628K
HEI icon
913
PUT
HEICO Corp
HEI
$41.8B
– –
-1,000
Closed -$238K
MCHB
914
Mechanics Bancorp
MCHB
$3.39B
– –
-6,356
Closed -$72.6K
MCHB
915
PUT
Mechanics Bancorp
MCHB
$3.39B
– –
-8,800
Closed -$100K
HOOD icon
916
PUT
Robinhood
HOOD
$93.9B
– –
-37,000
Closed -$1.38M
HPE icon
917
CALL
Hewlett Packard
HPE
$75.2B
– –
-10,000
Closed -$214K
HTZ icon
918
Hertz
HTZ
$670M
– –
-110,704
Closed -$444K
IDXX icon
919
PUT
Idexx Laboratories
IDXX
$40.5B
– –
-500
Closed -$207K
IFN
920
Aberdeen India Fund
IFN
$472M
– –
-15,088
Closed -$238K
ILMN icon
921
CALL
Illumina
ILMN
$34.6B
– –
-3,000
Closed -$401K
INBX icon
922
CALL
Inhibrx
INBX
$1.5B
– –
-7,500
Closed -$116K
INBX icon
923
Inhibrx
INBX
$1.5B
– –
-51,712
Closed -$796K
INBX icon
924
PUT
Inhibrx
INBX
$1.5B
– –
-13,875
Closed -$214K
IONS icon
925
PUT
Ionis Pharmaceuticals
IONS
$7.45B
– –
-15,100
Closed -$528K
35 36
37
38 39

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CTA
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SCA
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MC
Moors & Cabot Boston, Massachusetts $2.57B AUM 37.84% 1-Year Est. Return
EV
Eclipse Ventures Palo Alto, California $2.57B AUM
RFP
Root Financial Partners Encinitas, California $2.57B AUM 21.7% 1-Year Est. Return
PC
Paulson & Co New York $2.58B AUM 68.51% 1-Year Est. Return
TC
Trilogy Capital Irvine, California $2.58B AUM 22.97% 1-Year Est. Return
TCAM
Turtle Creek Asset Management Toronto, Ontario, Canada $2.56B AUM 1.05% 1-Year Est. Return

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 $845M 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 Miscellaneous at 82% of assets, down from 84% a quarter earlier, followed by Financials and Technology.

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.