Who owns Oaktree Acquisition Corp. III Life Sciences?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of OACCU from SEC Form 13F filings across 5 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 5 institutions disclosed 847,921 shares of Oaktree Acquisition Corp. III Life Sciences worth $9.2M — about 4.4% of shares outstanding; the largest disclosed holder is ADAR1 Capital Management, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
5
13F holders
$9.2M
value, 2026 filers
4.4%
of shares outstanding (847,921 sh)
0
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of OACCU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ADAR1 Capital Management, LLC | 516,482 | $5.6M | 0.3% | 2.7% | 0.0% |
| 2 | Affinity Asset Advisors, LLC | 250,000 | $2.8M | 0.1% | 1.3% | 0.0% |
| 3 | Athos Capital Ltd | 50,000 | $550,000 | 0.2% | 0.3% | 0.0% |
| 4 | Clear Street Group Inc. | 21,975 | $241,725 | 0.0% | 0.1% | -1.1% |
| 5 | UBS Group AG | 9,464 | $104,104 | 0.0% | 0% | -3.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.