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OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)

Location
CHICAGO, IL
Portfolio Value
Small $617,023,478
Diversification
Diversified
Filing Date
Global Rank
#2,922 / 8,827 ▼ 397 · as of Dec 2025
Top Industry
Shell Companies 21.0%
Period ended 9 months ago
Filed Aug 14, 2026 · 35d
24 quarters · since Mar 2020

Portfolio Concentration

211 tracked positions · as of Dec 31, 2025 · Δ vs Sep 30, 2025
Top Position
11.7%
+7.0 pts
Top 5
24.6%
+7.6 pts
Top 10
36.0%
+8.7 pts
HHI
253
Mar 2023 → Dec 2025 · range 70 – 460
Diversified+116

Portfolio Trend

24 quarters · across all stocks

Sector Breakdown

As of Dec 31, 2025
Sector % Portfolio Value
Financial Services 34.1% $210,381,461
Technology 16.3% $100,368,332
Industrials 16.2% $99,763,995
Utilities 11.6% $71,845,918
Consumer Cyclical 11.4% $70,175,561
Basic Materials 4.5% $28,065,045
Communication Services 3.1% $18,953,964
Energy 0.9% $5,696,183
Unclassified 0.7% $4,335,479
Consumer Defensive 0.5% $2,844,415
Healthcare 0.4% $2,555,312
Real Estate 0.3% $2,037,813

Last Quarter's Activity

Export CSV
Dec 31, 2025 vs Sep 30, 2025

Added To

Positions the filer increased
14 positions
Ticker Δ Shares Shares Value Open
+2,222,043 3,039,453 $0
+52,757 1,040,571 $0

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open
301,209 350,677 $0
100,088 149,912 $0
93,740 100,000 $0

New Positions

Positions the filer opened this quarter
25 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
211 tracked positions · $617,023,478 total · as of Dec 31, 2025
Showing 1–50 of 211 positions by value · page 1 of 5
Ticker Company Shares Value (USD) % of Portfolio History
384,160 $4,298,750 0.70%

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.