2025 Q4 Portfolio Activity
In 2025 Q4, OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) maintained a portfolio of 316 distinct positions. The most significant new addition was CIDARA THE, now representing 8.12% of the total fund value. They heavily accumulated shares in EXACT SCIE, increasing the position by 222462.9%. Conversely, OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) completely exited their position in VERONA PHA.
Position History
hover any row below to update
Loading…
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)
Chicago, IL
Hedge Fund / Asset Manager
AUM $858M
Total Positions
316
Quarter
2025 Q4
Top Holding
N/A (10.9%)
Top 10 Concentration
39.9%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 316
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) Full Holdings List — 2025 Q4
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
N/A
EXACT SCIE
|
|
Bond/Debt | 10.92% | — |
#1
Prev: #—
|
9.5 |
—
|
90,000,000 | — |
NEW
|
90,000,000 | $93,672,002 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
CDTX
CIDARA THE
|
Healthcare | 8.12% | — |
#2
Prev: #—
|
8.2 |
—
|
315,474 | — |
NEW
|
315,474 | $69,685,052 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SNV
SYNOVUS FI
|
Financial Services | 4.08% | — |
#3
Prev: #—
|
6.1 |
—
|
699,181 | — |
NEW
|
699,181 | $34,994,009 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AVGO
BROADCOM I
|
Technology | 3.18% | 0.20% |
#4
87
Prev: #91
|
4.8 |
—
|
73,171 | 1278.1% |
P
S
|
78,896 | $27,305,906 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
PELOTON IN
|
|
Bond/Debt | 3.16% | 2.34% |
#5
1
Prev: #6
|
4.3 |
—
|
5,162,000 | 23.3% |
P
S
|
27,352,000 | $27,076,446 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
MAT
MATTEL INC
|
Consumer Cyclical | 2.25% | 1.69% |
#6
10
Prev: #16
|
1.4 |
—
|
45,000 | 4.8% |
P
S
|
973,829 | $19,320,767 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
SNOWFLAKE
|
|
Bond/Debt | 2.22% | 0.42% |
#7
54
Prev: #61
|
3.9 |
—
|
9,800,000 | 392.0% |
P
S
|
12,300,000 | $19,028,100 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
DRAFTKINGS
|
|
Bond/Debt | 2.14% | 2.12% |
#8
1
Prev: #9
|
1.4 |
—
|
-1,843,000 | -8.4% |
P
S
|
20,000,000 | $18,330,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
NVDA
NVIDIA COR
|
Technology | 2.11% | 3.42% |
#9
6
Prev: #3
|
0.8 |
—
|
-73,015 | -42.9% |
P
S
|
97,116 | $18,112,134 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AEP
AMERICAN E
|
Utilities | 1.75% | 0.51% |
#10
45
Prev: #55
|
3.7 |
—
|
88,250 | 210.1% |
P
S
|
130,250 | $15,019,128 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CNP
CENTERPOIN
|
Utilities | 1.71% | 1.62% |
#11
7
Prev: #18
|
1.2 |
—
|
-6,170 | -1.6% |
P
S
|
381,495 | $14,626,518 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LNT
ALLIANT EN
|
Utilities | 1.70% | 2.20% |
#12
4
Prev: #8
|
0.7 |
—
|
-78,775 | -26.0% |
P
S
|
224,205 | $14,575,567 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FOLD
AMICUS THE
|
Healthcare | 1.66% | — |
#13
Prev: #—
|
4.2 |
—
|
1,000,000 | — |
NEW
|
1,000,000 | $14,240,000 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CRH
CRH PLC
|
Basic Materials | 1.60% | — |
#14
Prev: #—
|
4.1 |
—
|
109,645 | — |
NEW
|
109,645 | $13,683,696 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PH
PARKER-HAN
|
Industrials | 1.58% | — |
#15
Prev: #—
|
4.1 |
—
|
15,460 | — |
NEW
|
15,460 | $13,588,722 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
WM
WASTE MGMT
|
Industrials | 1.58% | — |
#16
Prev: #—
|
4.1 |
—
|
61,675 | — |
NEW
|
61,675 | $13,550,614 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IWM
ISHARES TR
|
ETF | 1.49% | — |
#17
Prev: #—
|
4.1 |
—
|
52,000 | — |
NEW
|
52,000 | $12,800,320 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BA
BOEING CO
|
Industrials | 1.30% | — |
#18
Prev: #—
|
4.0 |
—
|
51,535 | — |
NEW
|
51,535 | $11,189,279 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CROX
CROCS INC
|
Consumer Cyclical | 1.24% | 1.12% |
#19
6
Prev: #25
|
1.5 |
—
|
no change | no change |
P
S
|
124,000 | $10,604,480 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
FIRSTENERG
|
|
Bond/Debt | 1.19% | 1.12% |
#20
4
Prev: #24
|
1.5 |
—
|
no change | no change |
P
S
|
10,000,000 | $10,230,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
TLN
TALEN ENER
|
Utilities | 1.15% | — |
#21
Prev: #—
|
4.0 |
—
|
26,225 | — |
NEW
|
26,225 | $9,830,179 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NEE
NEXTERA EN
|
Utilities | 1.02% | — |
#22
Prev: #—
|
3.9 |
—
|
109,300 | — |
NEW
|
109,300 | $8,774,604 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BTG
B2GOLD COR
|
Basic Materials | 0.97% | 0.96% |
#23
9
Prev: #32
|
0.9 |
—
|
43,479 | 2.4% |
P
S
|
1,842,462 | $8,309,504 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PANW
PALO ALTO
|
Technology | 0.97% | — |
#24
Prev: #—
|
3.9 |
—
|
45,000 | — |
NEW
|
45,000 | $8,289,000 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
SOUTHERN C
|
|
Bond/Debt | 0.93% | 2.10% |
#25
15
Prev: #10
|
0.4 |
—
|
-10,000,000 | -57.1% |
P
S
|
7,500,000 | $8,010,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
GOOGL
ALPHABET I
|
Communication Services | 0.91% | — |
#26
Prev: #—
|
3.9 |
—
|
25,010 | — |
NEW
|
25,010 | $7,828,130 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
JENA ACQUI
|
|
Unknown | 0.83% | — |
#27
Prev: #—
|
3.8 |
—
|
700,000 | — |
NEW
|
700,000 | $7,119,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
TOST
TOAST INC
|
Technology | 0.83% | 0.31% |
#28
48
Prev: #76
|
3.3 |
—
|
120,000 | 150.0% |
P
S
|
200,000 | $7,102,000 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
KNX
KNIGHT-SWI
|
Industrials | 0.82% | — |
#29
Prev: #—
|
3.8 |
—
|
133,935 | — |
NEW
|
133,935 | $7,002,122 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TSLA
TESLA INC
|
Consumer Cyclical | 0.71% | 0.57% |
#30
19
Prev: #49
|
2.3 |
—
|
1,817 | 15.4% |
P
S
|
13,617 | $6,123,837 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TEL
TE CONNECT
|
Technology | 0.70% | — |
#31
Prev: #—
|
3.8 |
—
|
26,355 | — |
NEW
|
26,355 | $5,996,026 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FUTU
FUTU HLDGS
|
Financial Services | 0.69% | — |
#32
Prev: #—
|
3.8 |
—
|
36,021 | — |
NEW
|
36,021 | $5,915,008 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
UAL
UNITED AIR
|
Industrials | 0.65% | — |
#33
Prev: #—
|
3.8 |
—
|
50,000 | — |
NEW
|
50,000 | $5,591,000 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SAIA
SAIA INC
|
Industrials | 0.60% | — |
#34
Prev: #—
|
3.7 |
—
|
15,840 | — |
NEW
|
15,840 | $5,172,077 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
EGH ACQUIS
|
|
Unknown | 0.59% | — |
#35
Prev: #—
|
3.7 |
—
|
500,000 | — |
NEW
|
500,000 | $5,070,000 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
MELI
MERCADOLIB
|
Consumer Cyclical | 0.59% | 1.66% |
#36
19
Prev: #17
|
0.2 |
—
|
-4,070 | -61.9% |
P
S
|
2,500 | $5,035,650 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FLS
FLOWSERVE
|
Industrials | 0.59% | — |
#37
Prev: #—
|
3.7 |
—
|
72,341 | — |
NEW
|
72,341 | $5,019,019 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
HON
HONEYWELL
|
Industrials | 0.58% | — |
#38
Prev: #—
|
3.7 |
—
|
25,712 | — |
NEW
|
25,712 | $5,016,154 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LYV
LIVE NATIO
|
Communication Services | 0.57% | 1.18% |
#39
18
Prev: #21
|
0.2 |
—
|
-32,800 | -49.0% |
P
S
|
34,200 | $4,873,500 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
GORES HLDG
|
|
Unknown | 0.57% | — |
#40
Prev: #—
|
3.7 |
—
|
474,941 | — |
NEW
|
474,941 | $4,868,145 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
N/A
CANTOR EQU
|
|
Unknown | 0.54% | — |
#41
Prev: #—
|
3.7 |
—
|
450,000 | — |
NEW
|
450,000 | $4,612,500 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
AXTA
AXALTA COA
|
Basic Materials | 0.53% | 0.26% |
#42
40
Prev: #82
|
3.2 |
—
|
55,350 | 64.9% |
P
S
|
140,600 | $4,542,786 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ETR
ENTERGY CO
|
Utilities | 0.53% | 2.09% |
#43
32
Prev: #11
|
0.2 |
—
|
-159,500 | -76.6% |
P
S
|
48,830 | $4,513,357 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
URI
UNITED REN
|
Industrials | 0.51% | 0.90% |
#44
10
Prev: #34
|
0.2 |
—
|
-3,370 | -38.4% |
P
S
|
5,400 | $4,370,328 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ANSC
AGRICULTUR
|
Financial Services | 0.50% | — |
#45
Prev: #—
|
3.7 |
—
|
384,160 | — |
NEW
|
384,160 | $4,291,067 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BKNG
BOOKING HO
|
Consumer Cyclical | 0.50% | — |
#46
Prev: #—
|
3.7 |
—
|
800 | — |
NEW
|
800 | $4,284,264 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CEG
CONSTELLAT
|
Utilities | 0.50% | — |
#47
Prev: #—
|
3.7 |
—
|
12,100 | — |
NEW
|
12,100 | $4,274,567 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LCID
PUT
LUCID GROU
|
PUT Option | 0.48% | 0.20% |
#48
46
Prev: #94
|
2.2 |
—
|
154,600 | 5.9% |
P
S
|
2,777,800 | $4,142,863 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
HWM
HOWMET AER
|
Industrials | 0.48% | 0.53% |
#49
5
Prev: #54
|
0.2 |
—
|
-5,000 | -20.0% |
P
S
|
20,000 | $4,100,400 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
DAL
DELTA AIR
|
Industrials | 0.48% | 0.70% |
#50
11
Prev: #39
|
0.2 |
—
|
-56,417 | -49.0% |
P
S
|
58,731 | $4,075,931 | 2000 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-50 of 316 holdings