Biodesix, Inc. (BDSX) Holders & Ownership

Biodesix, Inc. (BDSX) ownership: Jack Schuler and entities affiliated with Jack Schuler 45% · institutions 34% · index and ETF funds 2% (13F 2026-03-31). Insider activity, 90 days: Insiders bought (0 sales, 3 open-market buys). SEC EDGAR first-party data.

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

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
AIGH Capital Management LLC758328.00$11.00M7.2%2026-03-31
Telemark Asset Management, LLC489824.00$7.10M4.6%2026-03-31
abrdn458438.00$6.65M4.3%2026-03-31
Soleus Capital Management, L.P.416599.00$6.04M3.9%2026-03-31
Vanguard284875.00$4.13M2.7%2026-03-31
Opaleye Management Inc.238047.00$3.45M2.3%2026-03-31
Marshall Wace141636.00$2.05M1.3%2026-03-31
Essex Investment Management Co LLC132086.00$1.92M1.3%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Buynull2026-08-12
Buynull2026-08-10
Buynull2026-08-10
Sellnull2026-06-30
Sellnull2026-06-30
Sellnull2026-03-31
Sellnull2026-03-31
Sellnull2026-02-20

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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.