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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
+16.38%
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
$3.76B
AUM Growth
+$415M
Cap. Flow
+$232M
Cap. Flow %
6.17%
Top 10 Hldgs %
70.32%
Holding
347
New
79
Increased
17
Reduced
40
Closed
111

Top Buys

Rank Stock Value
1
DAY
Dayforce
DAY
+$282M
2
CMA
Comerica
CMA
+$267M
3
RNAM
Avidity Biosciences
RNAM
+$240M
4
HOLX
Hologic
HOLX
+$190M
5
EXAS
Exact Sciences
EXAS
+$143M

Top Sells

Rank Stock Value
1
VRNA
Verona Pharma
VRNA
+$457M
2
K
Kellanova
K
+$290M
3
COOP
Mr. Cooper
COOP
+$169M
4
IPG
Interpublic Group of Companies
IPG
+$132M
5
INFA
Informatica
INFA
+$113M

Sector Composition

Rank Sector Weight
1 Technology 25.61%
2 Healthcare 19.41%
3 Industrials 18.06%
4 Financials 17.96%
5 Communication Services 7.48%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IWM icon
26
iShares Russell 2000 ETF
IWM
$81B
$12.8M 0.34%
+52,000
New +$12.8M
BA icon
27
Boeing
BA
$166B
$11.2M 0.3%
+51,535
New +$10.6M
CROX icon
28
Crocs
CROX
$5.56B
$10.6M 0.28%
124,000
– –
TLN
29
Talen Energy Corp
TLN
$14.6B
$9.83M 0.26%
+26,225
New +$10.2M
NEE icon
30
NextEra Energy
NEE
$175B
$8.77M 0.23%
+109,300
New +$9.05M
BTG icon
31
B2Gold
BTG
$7.52B
$8.31M 0.22%
1,842,462
-213,692
-10% -$996K
PANW icon
32
Palo Alto Networks
PANW
$271B
$8.29M 0.22%
+45,000
New +$9.08M
GOOGL icon
33
Alphabet (Google) Class A
GOOGL
$4.19T
$7.83M 0.21%
+25,010
New +$7.15M
PLYM
34
DELISTED
Plymouth Industrial REIT
PLYM
$7.67M 0.2%
350,677
-301,209
-46% -$6.62M
HI
35
DELISTED
Hillenbrand
HI
$7.59M 0.2%
+239,227
New +$7.37M
JENA
36
Jena Acquisition Corp II
JENA
$304M
$7.12M 0.19%
700,000
– –
TOST icon
37
Toast
TOST
$19.6B
$7.1M 0.19%
200,000
+120,000
+150% +$4.33M
KNX icon
38
Knight Transportation
KNX
$11.3B
$7M 0.19%
+133,935
New +$6.28M
TSLA icon
39
Tesla
TSLA
$1.49T
$6.12M 0.16%
13,617
+1,817
+15% +$805K
TEL icon
40
TE Connectivity
TEL
$60.6B
$6M 0.16%
+26,355
New +$6.1M
FUTU icon
41
Futu Holdings
FUTU
$17.1B
$5.92M 0.16%
+36,021
New +$6.18M
UAL icon
42
United Airlines
UAL
$35.3B
$5.59M 0.15%
+50,000
New +$5.05M
SAIA icon
43
Saia
SAIA
$9.2B
$5.17M 0.14%
+15,840
New +$4.79M
EGHA
44
EGH Acquisition Corp
EGHA
$213M
$5.07M 0.14%
500,000
– –
MELI icon
45
Mercado Libre
MELI
$101B
$5.04M 0.13%
2,500
-4,070
-62% -$8.55M
FLS icon
46
Flowserve
FLS
$9.81B
$5.02M 0.13%
+72,341
New +$4.65M
HON icon
47
Honeywell
HON
$65.8B
$5.02M 0.13%
+25,712
New +$5.03M
LYV icon
48
Live Nation Entertainment
LYV
$41.3B
$4.87M 0.13%
34,200
-32,800
-49% -$4.71M
GTEN
49
Gores Holdings X
GTEN
$481M
$4.87M 0.13%
474,941
-75,059
-14% -$775K
CEPV
50
Cantor Equity Partners V
CEPV
$330M
$4.61M 0.12%
+450,000
New +$4.61M
1
2
3 4 5

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UBS O'Connor's Q4 2025 Portfolio in Review

As of Q4 2025, UBS O'Connor held 347 positions worth $3.76B, up 12% from $3.34B the previous quarter. Its ten largest holdings account for 70% of the portfolio.

UBS O'Connor deployed $232M of net new capital in Q4 2025, opening 79 new positions and adding to 17 existing holdings. Its largest new stake was Dayforce: 4,096,708 shares worth $283M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 22% a quarter earlier, followed by Healthcare and Industrials.

On the sell side, the largest reduction was NVIDIA, an estimated $17M trimmed.

  • UBS O'Connor's largest Q4 2025 buy was Dayforce: 4,096,708 shares worth $283M.
  • UBS O'Connor added most to Air Lease Corp in Q4 2025, an estimated $142M increase.
  • UBS O'Connor's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $17M.
  • UBS O'Connor fully exited Verona Pharma in Q4 2025, selling an estimated $457M.
  • UBS O'Connor's ten largest holdings make up 70% of its $3.76B portfolio in Q4 2025.
  • UBS O'Connor opened 79 new positions and closed 111 in Q4 2025.
  • UBS O'Connor's portfolio value rose 12% quarter-over-quarter to $3.76B.

Based on UBS O'Connor's 13F filing for Q4 2025, filed 13 Feb 2026.