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UOC

UBS O'Connor Portfolio holdings

AUM $3.76B
1-Year Est. Return 62.41%
This Fund
S&P 500
This Quarter Est. Return
+13.49%
1 Year Est. Return
+62.41%
3 Year Est. Return
+179.84%
5 Year Est. Return
+371.69%
10 Year Est. Return
+1,534.25%
AUM
$3.34B
AUM Growth
-$346M
Cap. Flow
-$728M
Cap. Flow %
-21.78%
Top 10 Hldgs %
68.3%
Holding
475
New
106
Increased
41
Reduced
44
Closed
201

Top Buys

Rank Stock Value
1
VRNA
Verona Pharma
VRNA
+$447M
2
CYBR
CyberArk
CYBR
+$424M
3
GTLS
Chart Industries
GTLS
+$243M
4
IPG
Interpublic Group of Companies
IPG
+$96.3M
5
COOP
Mr. Cooper
COOP
+$67.2M

Top Sells

Rank Stock Value
1
WBA
Walgreens Boots Alliance
WBA
+$288M
2
SKX
Skechers
SKX
+$227M
3
BPMC
Blueprint Medicines
BPMC
+$220M
4
CHX
ChampionX
CHX
+$187M
5
ANSS
Ansys
ANSS
+$173M

Sector Composition

Rank Sector Weight
1 Technology 21.6%
2 Industrials 16.01%
3 Healthcare 15.52%
4 Communication Services 12.09%
5 Financials 10.18%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MLM icon
51
Martin Marietta Materials
MLM
$36.1B
$5.74M 0.17%
+9,100
New +$5.42M
GTEN
52
Gores Holdings X
GTEN
$481M
$5.62M 0.17%
550,000
+50,000
+10% +$511K
INTR icon
53
Inter&Co
INTR
$2.56B
$5.44M 0.16%
589,643
-92,523
-14% -$727K
TSLA icon
54
Tesla
TSLA
$1.49T
$5.25M 0.16%
+11,800
New +$4.09M
GTES icon
55
Gates Industrial Corp
GTES
$6.38B
$5.23M 0.16%
210,790
+116,170
+123% +$2.89M
BEAG
56
Bold Eagle Acquisition Corp
BEAG
$337M
$5.2M 0.16%
500,000
+100,000
+25% +$1.04M
WYNN icon
57
Wynn Resorts
WYNN
$9.43B
$5.13M 0.15%
+40,000
New +$4.62M
EGHA
58
EGH Acquisition Corp
EGHA
$213M
$5M 0.15%
500,000
+250,000
+100% +$2.5M
PWR icon
59
Quanta Services
PWR
$93.2B
$4.97M 0.15%
+12,000
New +$4.66M
HWM icon
60
Howmet Aerospace
HWM
$104B
$4.91M 0.15%
25,000
+14,326
+134% +$2.61M
AEP icon
61
American Electric Power
AEP
$67.9B
$4.72M 0.14%
+42,000
New +$4.6M
MRLN
62
Merlin Inc
MRLN
$340M
$4.68M 0.14%
450,000
– –
AEXA
63
American Exceptionalism Acquisition Corp
AEXA
$569M
$4.37M 0.13%
+400,000
New +$4.31M
ANET icon
64
Arista Networks
ANET
$241B
$4.37M 0.13%
+30,000
New +$3.86M
INTC icon
65
Intel
INTC
$485B
$4.29M 0.13%
128,000
-116,210
-48% -$2.82M
ANSC
66
DELISTED
Agriculture & Natural Solutions Acquisition Corp
ANSC
$4.2M 0.13%
384,160
+50,000
+15% +$545K
MTZ icon
67
MasTec
MTZ
$18.7B
$4.06M 0.12%
+19,080
New +$3.49M
CCJ icon
68
Cameco
CCJ
$43.8B
$3.96M 0.12%
47,165
+22,165
+89% +$1.72M
FMX icon
69
Fomento Económico Mexicano
FMX
$41.2B
$3.95M 0.12%
+40,075
New +$3.72M
NHIC
70
NewHold Investment Corp III
NHIC
$293M
$3.82M 0.11%
375,000
+150,000
+67% +$1.53M
RAL
71
Ralliant Corp
RAL
$6.94B
$3.8M 0.11%
+87,000
New +$3.87M
LIN icon
72
Linde
LIN
$222B
$3.75M 0.11%
7,900
-4,270
-35% -$2.02M
BAP icon
73
Credicorp
BAP
$30.5B
$3.75M 0.11%
14,076
– –
HUBB icon
74
Hubbell
HUBB
$24.3B
$3.73M 0.11%
+8,660
New +$3.73M
GPAT
75
GP-Act III Acquisition Corp
GPAT
$177M
$3.71M 0.11%
350,000
+100,000
+40% +$1.06M
1 2
3
4 5

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CGL
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JCM
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UBS O'Connor's Q3 2025 Portfolio in Review

As of Q3 2025, UBS O'Connor held 475 positions worth $3.34B, down 9.4% from $3.69B the previous quarter. Its ten largest holdings account for 68% of the portfolio.

UBS O'Connor withdrew a net $728M in Q3 2025, closing 201 positions and reducing 44 holdings. Its most notable exit was Walgreens Boots Alliance, an estimated $288M position sold in full.

By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 14% a quarter earlier, followed by Industrials and Healthcare.

Against the trend, UBS O'Connor opened a new position in Verona Pharma worth $457M.

  • UBS O'Connor's largest Q3 2025 buy was Verona Pharma: 4,283,462 shares worth $457M.
  • UBS O'Connor added most to Interpublic Group of Companies in Q3 2025, an estimated $96.3M increase.
  • UBS O'Connor's biggest Q3 2025 reduction was Kellanova, cutting an estimated $110M.
  • UBS O'Connor fully exited Walgreens Boots Alliance in Q3 2025, selling an estimated $288M.
  • UBS O'Connor's ten largest holdings make up 68% of its $3.34B portfolio in Q3 2025.
  • UBS O'Connor opened 106 new positions and closed 201 in Q3 2025.
  • UBS O'Connor's portfolio value fell 9.4% quarter-over-quarter to $3.34B.

Based on UBS O'Connor's 13F filing for Q3 2025, filed 14 Nov 2025.