Onterris, Inc. (ONT) Holders & Ownership

Onterris, Inc. (ONT) ownership: BAMCO, Inc. 17% · institutions 0% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Wells Fargo55934.00$1.22M0.2%2026-03-31
Parallel Advisors, LLC113.00$2474.000.0%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-05-11
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Sellnull2026-05-11
Sellnull2026-03-13
Sellnull2026-03-13
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Sellnull2026-03-13
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.