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

CIK 0001132716 · Q4 2025

13F Equity AUM

$3.4B

+10.5% QoQ

Positions

227

-35 QoQ

AUM Rank

#1,288

Top 10%

Skill Alpha (FF)

+1.0%/yr^ns

No Clear Edge

Rank #1,589 · Top 19%

vs S&P -6.2%/yr (unadj.)

Quarters Tracked

~14 years

Portfolio Concentration

Top 5: 46.4%Top 10: 70.5%Top 20: 83.3%

CYBR13.8%

CMA8.5%

DAY8.4%

RNAGBP7.9%

FYBR7.8%

AL5.8%

HOLX5.8%

EXK5.3%

CADE3.7%

8QR3.6%

Others (217)29.5%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Technology31.1%

Healthcare24.4%

Financial Services17.4%

Industrials8.7%

Communication Services8.3%

Consumer Cyclical4.4%

Utilities2.5%

Other3.2%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 227Median: 0.05%Avg: 0.44%

0–0.5%

206(16.2%)

0.5–1%

6(3.8%)

1–3%

5(9.5%)

3–5%

2(7.3%)

5%+

8(63.3%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 145Unique: 82vs 20 funds

2%Low

227

Fund positions

7,201

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 8 benchmark funds with highest portfolio overlap (Jaccard similarity)

2.8%

3.2%

2.4%

3.5%

BANK OF AMERICA CORP /DE/

2.6%

GEODE CAPITAL MANAGEMENT, LLC

3.4%

VANGUARD GROUP INC

3.4%

FMR LLC

3.9%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

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Position Changes This Quarter

New78Increased15Decreased45Exited111

New Positions

CMA8.5%

+3.3M

DAY8.4%

+4.1M

RNAGBP7.9%

+3.7M

HOLX5.8%

+2.6M

EXK5.3%

+1.8M

CADE3.7%

+2.9M

8QR3.6%

+4.0M

EXAS 0.375 03/15/272.8%

+90.0M

KLAR2.1%

+2.5M

CDTX2.1%

+315K

Increased

SNOW 0 10/01/290.6%

+9.8M(+392%)

AL5.8%

+2.2M(+272%)

FYBR7.8%

+1.0M(+17%)

TOST0.2%

+120K(+150%)

AVGO0.8%

+111K(+1396%)

AEP0.4%

+88K(+210%)

AXTA0.1%

+55K(+65%)

CYBR13.8%

+53K(+5%)

TKO0.1%

+9K(+150%)

MAS0.0%

+7K(+138%)

Decreased

SO 4.5 06/15/270.2%

-10,000,000(-57%)

AAL0.0%

-3,850,000(-41%)

DKNG 0 03/15/280.5%

-2,000,000(-9%)

LCID0.1%

-387,300(-12%)

AEXA0.0%

-350,000(-88%)

MAT0.6%

-324,400(-25%)

PLYM0.2%

-301,209(-46%)

BEAGU0.1%

-280,783(-56%)

BTO0.3%

-213,692(-10%)

MGNI0.0%

-200,000(-86%)

Exited

-4,283,462

-3,533,015

-799,969

-4,730,494

-4,561,561

-2,753,215

-654,126

-1,870,603

-20,000,000

-18,000,000

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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