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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
+10.93%
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
$3.18B
AUM Growth
-$2.44B
Cap. Flow
-$2.85B
Cap. Flow %
-89.66%
Top 10 Hldgs %
60.78%
Holding
672
New
112
Increased
61
Reduced
251
Closed
169
Avg Time Held Equity + Options
4.1 quarters
Top 10 Avg Time Held Equity + Options
0.1 quarters
Top 20 Avg Time Held Equity + Options
0.6 quarters
Avg Time Held Equity only
4.3 quarters
Top 10 Avg Time Held Equity only
0.1 quarters
Top 20 Avg Time Held Equity only
0.6 quarters

Top Buys

Rank Stock Value
1
PXD icon
Pioneer Natural Resource Co.
PXD
+$604M
2
SPLK icon
Splunk Inc
SPLK
+$446M
3
HES icon
Hess
HES
+$339M
4
SRC
SPIRIT REALTY CAPITAL, INC.
SRC
+$106M
5
X icon
US Steel
X
+$50.9M

Top Sells

Rank Stock Value
1
ATVI
Activision Blizzard
ATVI
+$1.06B
2
HZNP
Horizon Therapeutics Public Limited Company Ordinary Shares
HZNP
+$887M
3
SGEN
Seagen Inc. Common Stock
SGEN
+$371M
4
VMW
VMware, Inc
VMW
+$354M
5
NEWR
New Relic, Inc.
NEWR
+$284M

Sector Composition

Rank Sector Weight
1 Energy 29.51%
2 Technology 21.97%
3 Healthcare 10.49%
4 Miscellaneous 10.26%
5 Real Estate 7.26%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
IRON icon
326
Disc Medicine
IRON
$2.38B
$539K 0.02%
9,338
-13,783
-60% -$706K
2023 Q1
3 quarters
VTR icon
327
Ventas
VTR
$42.1B
$518K 0.02%
+10,400
New +$466K
2023 Q4
0 quarters
F icon
328
PUT
Ford
F
$48.5B
$518K 0.02%
740,900
– –
2022 Q2
6 quarters
U icon
329
Unity
U
$20.6B
$511K 0.02%
+12,500
New +$385K
2023 Q4
0 quarters
EDIT icon
330
Editas Medicine
EDIT
$445M
$507K 0.02%
50,000
-32,369
-39% -$284K
2023 Q1
3 quarters
PHVS icon
331
Pharvaris
PHVS
$2.18B
$505K 0.02%
+18,000
New +$364K
2023 Q4
0 quarters
PCVX icon
332
Vaxcyte
PCVX
$11.2B
$504K 0.02%
8,030
-1,970
-20% -$102K
2023 Q3
1 quarter
VERU icon
333
Veru
VERU
$41.9M
$504K 0.02%
+70,000
New +$621K
2023 Q4
0 quarters
VSTM icon
334
Verastem
VSTM
$759M
$503K 0.02%
61,803
-94,101
-60% -$676K
2022 Q1
7 quarters
COTY icon
335
PUT
Coty
COTY
$2.51B
$498K 0.02%
1,418,000
– –
2023 Q3
1 quarter
PRAX icon
336
Praxis Precision Medicines
PRAX
$7.26B
$496K 0.02%
22,278
-16,625
-43% -$299K
2022 Q1
7 quarters
SAVE icon
337
DELISTED
Spirit Airlines, Inc.
SAVE
$492K 0.02%
30,000
-1,117,771
-97% -$16.1M
2023 Q1
3 quarters
KVUE icon
338
Kenvue
KVUE
$34B
$481K 0.02%
22,336
-254,010
-92% -$5.08M
2023 Q3
1 quarter
CRL icon
339
Charles River Laboratories
CRL
$14.4B
$481K 0.02%
2,034
-1,177
-37% -$231K
2022 Q4
4 quarters
ESS icon
340
Essex Property Trust
ESS
$17.5B
$471K 0.01%
1,900
+100
+6% +$22.1K
2023 Q2
2 quarters
IQV icon
341
IQVIA
IQV
$42.8B
$470K 0.01%
2,030
-2,605
-56% -$535K
2022 Q2
6 quarters
OVID icon
342
Ovid Therapeutics
OVID
$480M
$465K 0.01%
144,500
-5,500
-4% -$18.8K
2023 Q2
2 quarters
BNTX icon
343
BioNTech
BNTX
$24.4B
$460K 0.01%
4,363
+363
+9% +$36.6K
2023 Q3
1 quarter
ACRV icon
344
Acrivon Therapeutics
ACRV
$81.8M
$460K 0.01%
93,443
-11,557
-11% -$61K
2023 Q2
2 quarters
QTRX icon
345
Quanterix
QTRX
$155M
$459K 0.01%
16,794
-12,406
-42% -$292K
2023 Q2
2 quarters
AVB icon
346
DELISTED
AvalonBay Communities
AVB
$456K 0.01%
+2,435
New +$425K
2023 Q4
0 quarters
GDX icon
347
CALL
VanEck Gold Miners ETF
GDX
$26.8B
$452K 0.01%
400,000
-100,000
-20% -$2.93M
2023 Q3
1 quarter
SLRN icon
348
DELISTED
ACELYRIN
SLRN
$448K 0.01%
+60,000
New +$512K
2023 Q4
0 quarters
BCAB icon
349
DELISTED
BIOATLA INC
BCAB
$444K 0.01%
3,608
-5,246
-59% -$455K
2022 Q3
5 quarters
ZS icon
350
Zscaler
ZS
$38.1B
$443K 0.01%
2,000
-28,000
-93% -$5.19M
2023 Q3
1 quarter
12 13
14
15 16

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ACI
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RC
RGM Capital Naples, Florida $2.06B AUM 8.49% 1-Year Est. Return
A
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CGL
Clarius Group LLC Seattle, Washington $1.75B AUM 19.04% 1-Year Est. Return
CB
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JCM
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MPM
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UBS O'Connor's Q4 2023 Portfolio in Review

As of Q4 2023, UBS O'Connor held 672 positions worth $3.18B, down 43% from $5.62B the previous quarter. Its ten largest holdings account for 61% of the portfolio.

UBS O'Connor withdrew a net $2.85B in Q4 2023, closing 169 positions and reducing 251 holdings. Its most notable exit was Activision Blizzard, an estimated $1.06B position sold in full.

By sector, the portfolio is most concentrated in Energy at 30% of assets, up from 3.6% a quarter earlier, followed by Technology and Healthcare.

Against the trend, UBS O'Connor opened a new position in Pioneer Natural Resource Co. worth $579M.

  • UBS O'Connor's largest Q4 2023 buy was Pioneer Natural Resource Co.: 2,576,808 shares worth $579M.
  • UBS O'Connor added most to Splunk Inc in Q4 2023, an estimated $446M increase.
  • UBS O'Connor's biggest Q4 2023 reduction was Capri Holdings, cutting an estimated $36.6M.
  • UBS O'Connor fully exited Activision Blizzard in Q4 2023, selling an estimated $1.06B.
  • UBS O'Connor's ten largest holdings make up 61% of its $3.18B portfolio in Q4 2023.
  • UBS O'Connor opened 112 new positions and closed 169 in Q4 2023.
  • UBS O'Connor's portfolio value fell 43% quarter-over-quarter to $3.18B.

Based on UBS O'Connor's 13F filing for Q4 2023, filed 14 Feb 2024.