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AA

ABC Arbitrage Portfolio holdings

AUM $926M
1-Year Est. Return 45.9%
This Fund
S&P 500
This Quarter Est. Return
+11.6%
1 Year Est. Return
+45.9%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$1.07B
AUM Growth
+$52.3M
Cap. Flow
-$17.4M
Cap. Flow %
-1.63%
Top 10 Hldgs %
36.49%
Holding
431
New
231
Increased
44
Reduced
32
Closed
118

Top Buys

Rank Stock Value
1
HMY icon
Harmony Gold Mining
HMY
+$27.4M
2
GSK icon
GSK
GSK
+$23.4M
3
NVS icon
Novartis
NVS
+$23.1M
4
DEO icon
Diageo
DEO
+$13M
5
BCS icon
Barclays
BCS
+$13M

Top Sells

Rank Stock Value
1
AZN icon
AstraZeneca
AZN
+$47.5M
2
TS icon
Tenaris
TS
+$27.7M
3
SBSW icon
Sibanye-Stillwater
SBSW
+$27.6M
4
RELX icon
RELX
RELX
+$23.1M
5
STM icon
STMicroelectronics
STM
+$17.5M

Sector Composition

Rank Sector Weight
1 Financials 22.09%
2 Healthcare 15.65%
3 Consumer Staples 11.29%
4 Materials 11.29%
5 Technology 7.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NTWO
276
Newbury Street II Acquisition Corp
NTWO
$209K 0.02%
+20,000
New +$208K
AACB
277
Artius II Acquisition Inc
AACB
$292M
$206K 0.02%
+20,000
New +$205K
AHL
278
DELISTED
Aspen Insurance
AHL
$206K 0.02%
5,545
– –
CEPV
279
Cantor Equity Partners V
CEPV
$332M
$205K 0.02%
+20,000
New +$205K
CCXIU
280
Churchill Capital Corp XI Units
CCXIU
$461M
$204K 0.02%
+20,000
New +$205K
PCAP
281
ProCap Acquisition Corp
PCAP
$327M
$203K 0.02%
+20,000
New +$205K
RDAG
282
Republic Digital Acquisition Co
RDAG
$388M
$203K 0.02%
+20,000
New +$205K
TLNC
283
Talon Capital Corp
TLNC
$349M
$202K 0.02%
+20,000
New +$201K
MSTR icon
284
Strategy Inc
MSTR
$35.1B
$202K 0.02%
+1,330
New +$306K
ALUB.U
285
Alussa Energy Acquisition Corp II Units
ALUB.U
$202K 0.02%
+20,000
New +$202K
SPEG
286
Silver Pegasus Acquisition Corp
SPEG
$158M
$201K 0.02%
+20,000
New +$201K
APXTU
287
Apex Treasury Corp Units
APXTU
$259M
$201K 0.02%
+20,000
New +$202K
DNMXU
288
Dynamix Corporation III Unit
DNMXU
$177M
$201K 0.02%
+20,000
New +$202K
HCMA
289
HCM III Acquisition Corp
HCMA
$347M
$201K 0.02%
+20,000
New +$204K
D icon
290
Dominion Energy
D
$62.1B
$200K 0.02%
+3,420
New +$206K
BDCI
291
BTC Development Corp
BDCI
$350M
$200K 0.02%
+20,000
New +$202K
BLZR
292
Trailblazer Acquisition Corp
BLZR
$349M
$200K 0.02%
+20,000
New +$202K
RNGT
293
Range Capital Acquisition Corp II
RNGT
$317M
$200K 0.02%
+20,000
New +$200K
LATA
294
Galata Acquisition Corp II
LATA
$233M
$199K 0.02%
+20,000
New +$199K
APAC
295
StoneBridge Acquisition II Corp
APAC
$82M
$199K 0.02%
+20,000
New +$198K
AIIA
296
AI Infrastructure Acquisition Corp
AIIA
$196M
$199K 0.02%
+20,000
New +$199K
LKSP
297
Lake Superior Acquisition Corp
LKSP
$160M
$198K 0.02%
+20,000
New +$198K
DYOR
298
Insight Digital Partners II
DYOR
$232M
$198K 0.02%
+20,000
New +$198K
LAFA
299
LaFayette Acquisition Corp
LAFA
$159M
$198K 0.02%
+20,000
New +$198K
EVOX
300
Evolution Global Acquisition Corp
EVOX
$322M
$197K 0.02%
+20,000
New +$198K
10 11
12
13 14

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TC
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CFA
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VCAM
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WC
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MHIC
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BCC
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OWIM
Old West Investment Management Los Angeles, California $923M AUM 112.31% 1-Year Est. Return

ABC Arbitrage's Q4 2025 Portfolio in Review

As of Q4 2025, ABC Arbitrage held 431 positions worth $1.07B, up 5.2% from $1.02B the previous quarter. Its ten largest holdings account for 36% of the portfolio.

ABC Arbitrage's Q4 2025 filing shows 231 new, 44 increased, 32 reduced and 118 closed positions. Its largest new stake was Novartis: 176,749 shares worth $24.4M. The largest sale was AstraZeneca, an estimated $47.5M.

By sector, the portfolio is most concentrated in Financials at 22% of assets, up from 17% a quarter earlier, followed by Healthcare and Consumer Staples.

  • ABC Arbitrage's largest Q4 2025 buy was Novartis: 176,749 shares worth $24.4M.
  • ABC Arbitrage added most to Harmony Gold Mining in Q4 2025, an estimated $27.4M increase.
  • ABC Arbitrage's biggest Q4 2025 reduction was AstraZeneca, cutting an estimated $47.5M.
  • ABC Arbitrage fully exited Tenaris in Q4 2025, selling an estimated $27.7M.
  • ABC Arbitrage's ten largest holdings make up 36% of its $1.07B portfolio in Q4 2025.
  • ABC Arbitrage opened 231 new positions and closed 118 in Q4 2025.
  • ABC Arbitrage's portfolio value rose 5.2% quarter-over-quarter to $1.07B.

Based on ABC Arbitrage's 13F filing for Q4 2025, filed 4 Feb 2026.