Oaktree Acquisition Corp. III Life Sciences
OACC • XNAS
Oaktree Acquisition Corp. III Life Sciences is a publicly traded company on XNAS, with a market cap of $260.1M. As of Q3 2025, 66% of shares are held by 45 institutional investors, with CNH PARTNERS LLC as the largest holder at 5.75%.
Market Cap$260.1M
Websiteoaktreeacquisitioncorp.com
Overview
Overview of institutional ownership in OACC as of Q3 2025 with a market cap of $258.4M
All Institutions
- Institutions
- 45
- Value Held
- $171.0M
- Shares Held
- 16.3M
- Avg Position
- $3.8M
- Median Position
- $3.2M
Hedge Funds
- Hedge Funds
- 28
- Value Held
- $109.6M
- Shares Held
- 10.4M
- Avg Position
- $3.9M
- Median Position
- $3.4M
Ownership Breakdown
Based on market cap of $258.4M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in OACC as of Q3 2025
| Institution | Position Value |
|---|---|
 CNH PARTNERS LLC Hedge Fund•Multi-Strategy | $14.8M 0.55% of portfolio |
 TORONTO DOMINION BANK Institution | $9.8M 0.02% of portfolio |
D D. E. Shaw & Co., Inc. Institution | $9.0M 0.01% of portfolio |
 Boussard & Gavaudan Investment Management LLP Hedge Fund•Multi-Strategy | $7.9M 5.40% of portfolio |
 Empyrean Capital Partners, LP Hedge Fund•Event Driven | $7.9M 0.41% of portfolio |
 DRIEHAUS CAPITAL MANAGEMENT LLC Hedge Fund•Event Driven | $7.5M 0.05% of portfolio |
 HighTower Advisors, LLC RIA/Wealth | $6.9M 0.01% of portfolio |
 Decagon Asset Management LLP Hedge Fund•Event Driven | $6.8M 4.01% of portfolio |
 LINDEN ADVISORS LP Hedge Fund•Multi-Strategy | $6.3M 0.65% of portfolio |
 GOLDMAN SACHS GROUP INC Institution | $5.6M 0.00% of portfolio |
Net Capital Flow
Institutional buying and selling activity for OACC in Q3 2025
- Traded
- −$42.8K
- Buyers
- 15
- Sellers
- 12
- Total Bought
- +$19.4M
- Total Sold
- −$19.4M
- Avg Position
- $3.4M
Biggest Buyers
| Institution | Net Bought |
|---|---|
Empyrean Capital Partners, LP Hedge Fund•Event Driven | +$7.9M +750.0K shares |
 Meteora Capital, LLC Hedge Fund•Event Driven | +$2.1M +199.0K shares |
TORONTO DOMINION BANK Institution | +$1.9M +179.0K shares |
 Shaolin Capital Management LLC Hedge Fund•Multi-Strategy | +$1.6M +156.1K shares |
 Radcliffe Capital Management, L.P. Hedge Fund•Multi-Strategy | +$1.5M +143.7K shares |
 BERKLEY W R CORP Institution | +$1.3M +124.3K shares |
 UBS Group AG Institution | +$1.0M +98.7K shares |
 CITIGROUP INC Institution | +$532.9K +50.9K shares |
R Rangeley Capital, LLC Hedge Fund•Event Driven | +$397.6K +37.8K shares |
Decagon Asset Management LLP Hedge Fund•Event Driven | +$276.5K +26.3K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
 Lighthouse Investment Partners, LLC Fund of Funds | −$8.9M −850.0K shares |
 Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | −$4.5M −430.0K shares |
 UBS OCONNOR LLC Long Only Manager | −$2.1M −200.0K shares |
 JPMORGAN CHASE & CO Institution | −$1.3M −125.0K shares |
V Virtu Financial LLC Institution | −$491.7K −47.0K shares |
DRIEHAUS CAPITAL MANAGEMENT LLC Hedge Fund•Event Driven | −$463.7K −44.3K shares |
 Kepos Capital LP Hedge Fund•Global Macro | −$420.4K −40.0K shares |
CNH PARTNERS LLC Hedge Fund•Multi-Strategy | −$397.9K −38.0K shares |
F FIFTH LANE CAPITAL, LP Institution | −$356.3K −34.0K shares |
HighTower Advisors, LLC RIA/Wealth | −$305.5K −29.1K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited OACC in Q3 2025
- New Positions
- 5
- New Value
- $9.2M
- Exited Positions
- 5
- Exited Value
- $11.9M
New Positions
| Institution | Position Value |
|---|---|
Empyrean Capital Partners, LP Hedge Fund•Event Driven | $7.9M 750.0K shares |
CITIGROUP INC Institution | $532.9K 50.9K shares |
R Rangeley Capital, LLC Hedge Fund•Event Driven | $397.6K 37.8K shares |
R READYSTATE ASSET MANAGEMENT LP Hedge Fund•Multi-Strategy | $261.8K 25.0K shares |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $159.6K 15.2K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
Lighthouse Investment Partners, LLC Fund of Funds | $8.9M 850.0K shares |
UBS OCONNOR LLC Long Only Manager | $2.1M 200.0K shares |
V Virtu Financial LLC Institution | $491.7K 47.0K shares |
F FIFTH LANE CAPITAL, LP Institution | $356.3K 34.0K shares |
H Halcyon Management Partners LP Institution | $128.6K 12.3K shares |
Options Activity
Institutions with the largest Call and Put options positions in OACC as of Q3 2025
- Call Positions
- 1
- Call Value
- $32.4K
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
 DLD Asset Management, LP Hedge Fund•Multi-Strategy | $32.4K 431.7 contracts |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with OACC as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Boussard & Gavaudan Investment Management LLP Hedge Fund•Multi-Strategy | 5.40% $7.9M |
 GRITSTONE ASSET MANAGEMENT LLC Hedge Fund•Sector | 4.42% $4.2M |
Decagon Asset Management LLP Hedge Fund•Event Driven | 4.01% $6.8M |
 PERISCOPE CAPITAL INC. Institution | 1.16% $4.2M |
Kepos Capital LP Hedge Fund•Global Macro | 0.93% $157.7K |
Shaolin Capital Management LLC Hedge Fund•Multi-Strategy | 0.82% $3.7M |
K K2 PRINCIPAL FUND, L.P. Institution | 0.77% $2.1M |
LINDEN ADVISORS LP Hedge Fund•Multi-Strategy | 0.65% $6.3M |
CNH PARTNERS LLC Hedge Fund•Multi-Strategy | 0.55% $14.8M |
Radcliffe Capital Management, L.P. Hedge Fund•Multi-Strategy | 0.52% $2.4M |
Hedge Fund Spotlight
Discover hedge funds investing in OACC
LINDEN ADVISORS LP
Hedge Fund • Multi-Strategy
Portfolio ManagerSiu Min (Joe) Wong
- Portfolio Value
- $971.4M
- Positions
- 159
- Last Reported
- Q3 2025
Sector Allocation
Position in Oaktree Acquisition Corp. III Life Sciences
- Market Value
- $6.3M
- Shares Held
- 600.0K
- Portfolio Weight
- 0.65%
- Owned Since
- 2025-Q1
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Software - Infrastructure Technology | $32.5M | 3.35% | |
Unknown Unknown | $31.2M | 3.22% | |
Semiconductors Technology | $29.1M | 2.99% |
