On Holding Ag-Class A
ONONHeld by 4 superinvestors.
SEC 13F · holders
Superinvestors Holding This Security
4 holders · $497.5M combined · this quarter +1 opened / -0 exited
- Value$470.4MWeight (prev→now)New · 2.9%
- Value$17.7MWeight (prev→now)0.1% → 0.1% ▼
- Value$7.3MWeight (prev→now)0.1% → 0.0% ▼
- Value$2.1MWeight (prev→now)0.0% → 0.0% ▼
SEC 13F · notes
Written summary
Written summary
On Holding Ag-Class A (ONON) is held by 4 of the superinvestors tracked on Compounder, with a combined $497.5M in reported 13F value. The largest position belongs to Stephen Mandel, where it makes up 2.9% of the portfolio.
Other notable holders by value include Bill Gates (0.1% of its book), Ray Dalio (0.0% of its book) and Polen Capital (0.0% of its book).
Over the latest quarter, 1 of the tracked filers opened a new position in ONON, 0 added to existing ones, 2 trimmed, and 0 sold out entirely.
Holder counts and values reflect the most recent SEC Form 13F filings, through the quarter ended 2026-06-30. Source: SEC EDGAR. A 13F shows only long US-listed positions and can lag the real portfolio by up to 45 days, so this is disclosed long ownership, not a complete picture.
SEC 13F · co-ownership
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Sources· SEC EDGAR 13F as of 2026-06-30 · filed 2026-08-14
Educational data only — not investment advice. 13F positions are self-reported and can lag up to 45 days.
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