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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
+13.06%
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
$4.23B
AUM Growth
+$208M
Cap. Flow
+$22.5M
Cap. Flow %
0.53%
Top 10 Hldgs %
66.8%
Holding
503
New
83
Increased
81
Reduced
97
Closed
181
Avg Time Held Equity + Options
4.4 quarters
Top 10 Avg Time Held Equity + Options
1.5 quarters
Top 20 Avg Time Held Equity + Options
1.6 quarters
Avg Time Held Equity only
4.5 quarters
Top 10 Avg Time Held Equity only
1.5 quarters
Top 20 Avg Time Held Equity only
1.6 quarters

Sector Composition

Rank Sector Weight
1 Energy 17.21%
2 Healthcare 16.93%
3 Financials 12.93%
4 Industrials 12.5%
5 Technology 10.61%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow Held Since
BAX icon
126
Baxter International
BAX
$12.6B
$1.85M 0.04%
54,155
+20,551
+61% +$672K
2023 Q4
5 quarters
KIDS icon
127
OrthoPediatrics
KIDS
$565M
$1.84M 0.04%
74,862
+9,570
+15% +$236K
2022 Q1
12 quarters
GOOGL icon
128
Alphabet (Google) Class A
GOOGL
$4.3T
$1.84M 0.04%
+11,900
New +$2.16M
2025 Q1
0 quarters
MSFT icon
129
Microsoft
MSFT
$3.97T
$1.8M 0.04%
4,794
-20,050
-81% -$8.17M
2023 Q1
8 quarters
TSLA icon
130
PUT
Tesla
TSLA
$1.51T
$1.76M 0.04%
12,500
+2,000
+19% +$667K
2024 Q3
2 quarters
AGIO icon
131
Agios Pharmaceuticals
AGIO
$1.9B
$1.72M 0.04%
58,722
+15,392
+36% +$511K
2022 Q4
9 quarters
SWTX icon
132
DELISTED
SpringWorks Therapeutics
SWTX
$1.72M 0.04%
38,968
-2,525
-6% -$116K
2022 Q1
12 quarters
STRK icon
133
Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock
STRK
$556M
$1.68M 0.04%
+20,000
New +$1.79M
2025 Q1
0 quarters
TLT icon
134
CALL
iShares 20+ Year Treasury Bond ETF
TLT
$46.7B
$1.68M 0.04%
+1,650,000
New +$147M
2025 Q1
0 quarters
PRCT icon
135
Procept Biorobotics
PRCT
$1.05B
$1.63M 0.04%
+28,000
New +$1.91M
2025 Q1
0 quarters
AXGN icon
136
Axogen
AXGN
$2.12B
$1.62M 0.04%
87,428
-53,000
-38% -$956K
2022 Q1
12 quarters
CLBR icon
137
DELISTED
Colombier Acquisition Corp II
CLBR
$1.6M 0.04%
150,000
-41,738
-22% -$451K
2024 Q1
4 quarters
TEVA icon
138
Teva Pharmaceutical Industries Limited
TEVA
$47.9B
$1.55M 0.04%
100,788
-37,237
-27% -$665K
2023 Q3
6 quarters
BAP icon
139
Credicorp
BAP
$30.3B
$1.55M 0.04%
8,311
– –
2024 Q3
2 quarters
POLE icon
140
Andretti Acquisition Corp II
POLE
$147M
$1.52M 0.04%
150,000
– –
2024 Q4
1 quarter
RZLT icon
141
Rezolute
RZLT
$471M
$1.46M 0.03%
502,908
-23,315
-4% -$102K
2023 Q1
8 quarters
OFIX icon
142
Orthofix Medical
OFIX
$374M
$1.45M 0.03%
89,059
-8,402
-9% -$147K
2023 Q1
8 quarters
VRDN icon
143
Viridian Therapeutics
VRDN
$2.11B
$1.44M 0.03%
107,088
+62,488
+140% +$1.06M
2024 Q4
1 quarter
ALGN icon
144
Align Technology
ALGN
$10.1B
$1.44M 0.03%
9,050
+1,800
+25% +$353K
2024 Q2
3 quarters
IRTC icon
145
iRhythm Holdings
IRTC
$3.52B
$1.41M 0.03%
13,506
-5,685
-30% -$602K
2023 Q1
8 quarters
GMAB icon
146
Genmab
GMAB
$22.8B
$1.41M 0.03%
+71,877
New +$1.51M
2025 Q1
0 quarters
ADPT icon
147
Adaptive Biotechnologies
ADPT
$4.23B
$1.4M 0.03%
187,789
-26,040
-12% -$200K
2022 Q1
12 quarters
KDK icon
148
Kodiak AI
KDK
$335M
$1.39M 0.03%
125,000
-40,422
-24% -$447K
2023 Q2
7 quarters
CRNX icon
149
DELISTED
Crinetics Pharmaceuticals
CRNX
$1.36M 0.03%
40,613
+12,926
+47% +$483K
2022 Q1
12 quarters
PVLA icon
150
Palvella Therapeutics
PVLA
$2B
$1.36M 0.03%
+48,664
New +$938K
2025 Q1
0 quarters

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UBS O'Connor's Q1 2025 Portfolio in Review

As of Q1 2025, UBS O'Connor held 503 positions worth $4.23B, up 5.2% from $4.02B the previous quarter. Its ten largest holdings account for 67% of the portfolio.

UBS O'Connor's Q1 2025 filing shows 83 new, 81 increased, 97 reduced and 181 closed positions. Its largest new stake was Beacon Roofing Supply, Inc.: 1,575,016 shares worth $195M. The largest sale was HashiCorp, Inc. Class A Common Stock, an estimated $235M.

By sector, the portfolio is most concentrated in Energy at 17% of assets, up from 16% a quarter earlier, followed by Healthcare and Financials.

  • UBS O'Connor's largest Q1 2025 buy was Beacon Roofing Supply, Inc.: 1,575,016 shares worth $195M.
  • UBS O'Connor added most to Intra-Cellular Therapies Inc. in Q1 2025, an estimated $383M increase.
  • UBS O'Connor's biggest Q1 2025 reduction was Juniper Networks, cutting an estimated $71.4M.
  • UBS O'Connor fully exited HashiCorp, Inc. Class A Common Stock in Q1 2025, selling an estimated $235M.
  • UBS O'Connor's ten largest holdings make up 67% of its $4.23B portfolio in Q1 2025.
  • UBS O'Connor opened 83 new positions and closed 181 in Q1 2025.
  • UBS O'Connor's portfolio value rose 5.2% quarter-over-quarter to $4.23B.

Based on UBS O'Connor's 13F filing for Q1 2025, filed 15 May 2025.