Adamchak Mark — SEC Form 4 filings
SEC reporting owner CIK 2036536. 8 Form 4 filings on record with FilingPulse; latest filed 2026-08-05.
Transaction summary — filings shown
Covers all 8 filings on record, filed 2024-10-02 to 2026-08-05. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Bionano Genomics, Inc. (BNGO) | Principal Accounting Officer | 8 | — | — | 8 |
Form 4 filings — Adamchak Mark
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-05 | 4 | Bionano Genomics, Inc. (BNGO) | Grant/award (A): 5,000 (derivative) @ $0 | EDGAR |
| 2026-06-03 | 4 | Bionano Genomics, Inc. (BNGO) | Tax withholding (F): 7 @ $1.30 | EDGAR |
| 2026-02-18 | 4 | Bionano Genomics, Inc. (BNGO) | Tax withholding (F): 3 @ $1.10 | EDGAR |
| 2026-02-04 | 4 | Bionano Genomics, Inc. (BNGO) | Grant/award (A): 10,890 (derivative) @ $0 | EDGAR |
| 2025-06-03 | 4 | Bionano Genomics, Inc. (BNGO) | Tax withholding (F): 7 @ $3.69 | EDGAR |
| 2025-03-18 | 4 | Bionano Genomics, Inc. (BNGO) | Grant/award (A): 3,029 (derivative) @ $0 | EDGAR |
| 2025-02-19 | 4 | Bionano Genomics, Inc. (BNGO) | Tax withholding (F): 4 @ $5.73 | EDGAR |
| 2024-10-02 | 4 | Bionano Genomics, Inc. (BNGO) | Grant/award (A): 17,500 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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