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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
EPR.PRE icon
276
EPR Properties 9.00% Series E Preferred Shares
EPR.PRE
$114M
$751K 0.04%
+24,991
New +$732K
VMC icon
277
Vulcan Materials
VMC
$36.9B
$751K 0.04%
+3,220
New +$818K
JLL icon
278
Jones Lang LaSalle
JLL
$15.5B
$749K 0.04%
3,020
+240
+9% +$63.1K
GRPN icon
279
CALL
Groupon
GRPN
$1.05B
$747K 0.04%
+39,800
New +$504K
CVS icon
280
CALL
CVS Health
CVS
$137B
$745K 0.04%
11,000
-15,700
-59% -$940K
TDS icon
281
Telephone and Data Systems
TDS
$3.83B
$736K 0.04%
19,000
+3,000
+19% +$108K
MET icon
282
MetLife
MET
$61.2B
$731K 0.04%
+9,109
New +$758K
ANSS
283
DELISTED
Ansys
ANSS
$729K 0.04%
2,302
-1,300
-36% -$436K
BAC icon
284
Bank of America
BAC
$436B
$728K 0.04%
17,440
-4,560
-21% -$203K
VTRS icon
285
Viatris
VTRS
$20.5B
$728K 0.04%
83,550
-5,190
-6% -$54.5K
PVH icon
286
PVH
PVH
$3.87B
$723K 0.04%
11,180
+2,670
+31% +$216K
GEN icon
287
Gen Digital
GEN
$16.1B
$720K 0.04%
27,140
+4,460
+20% +$122K
AMPS
288
DELISTED
Altus Power
AMPS
$715K 0.04%
+144,500
New +$657K
XEL icon
289
CALL
Xcel Energy
XEL
$50.4B
$715K 0.04%
+10,100
New +$688K
WDC icon
290
Western Digital
WDC
$172B
$714K 0.04%
17,670
+14,865
+530% +$705K
ARKK icon
291
PUT
ARK Innovation ETF
ARKK
$5.74B
$714K 0.04%
15,000
-289,900
-95% -$16.6M
BRK.B icon
292
Berkshire Hathaway Class B
BRK.B
$1.07T
$710K 0.04%
1,333
– –
USFD icon
293
US Foods
USFD
$21.9B
$708K 0.04%
10,812
+4,812
+80% +$329K
WTFC icon
294
Wintrust Financial
WTFC
$10.7B
$707K 0.04%
6,284
– –
PLUG icon
295
PUT
Plug Power
PLUG
$2.87B
$706K 0.04%
523,200
-234,100
-31% -$445K
ROKU icon
296
PUT
Roku
ROKU
$21.2B
$704K 0.04%
10,000
-16,000
-62% -$1.28M
AEF
297
abrdn Emerging Markets Equity Income Fund
AEF
$352M
$704K 0.04%
142,005
+8,655
+6% +$45.5K
IIF
298
Morgan Stanley India Investment Fund
IIF
$212M
$699K 0.04%
28,645
-5,135
-15% -$124K
GRND icon
299
PUT
Grindr
GRND
$2.75B
$698K 0.04%
+39,000
New +$685K
AB icon
300
PUT
AllianceBernstein
AB
$3.54B
$693K 0.04%
+18,100
New +$681K
10 11
12
13 14

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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.