MAZANET ROSEMARY — SEC Form 4 filings
SEC reporting owner CIK 1276892. 9 Form 4 filings on record with FilingPulse; latest filed 2025-09-26.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-03-26 to 2025-09-26. 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, …): 18.
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 |
|---|---|---|---|---|---|
| Cannabist Co Holdings Inc. (CBSTF) | — | 8 | — | — | 17 |
| Oncternal Therapeutics, Inc. (ONCT) | Director | 1 | — | — | 1 |
Form 4 filings — MAZANET ROSEMARY
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-09-26 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Holdings only — no transactions reported | EDGAR |
| 2025-04-07 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 272,727 · Option exercise (M): 272,727 (derivative) @ $0 | EDGAR |
| 2025-04-02 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 37,791 · Option exercise (M): 41,529 · Option exercise (M): 37,791 (derivative) @ $0 · Option exercise (M): 41,529 (derivative) @ $0 | EDGAR |
| 2025-03-24 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 18,171 · Option exercise (M): 18,171 (derivative) @ $0 | EDGAR |
| 2024-06-24 | 4 | Oncternal Therapeutics, Inc. (ONCT) | Grant/award (A): 2,200 (derivative) @ $0 | EDGAR |
| 2024-04-25 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Grant/award (A): 37,710 | EDGAR |
| 2024-04-08 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 363,636 · Option exercise (M): 363,636 (derivative) @ $0 | EDGAR |
| 2024-04-02 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 217,151 · Option exercise (M): 54,776 (derivative) @ $0 · Option exercise (M): 37,791 (derivative) @ $0 · Option exercise (M): 124,584 (derivative) @ $0 | EDGAR |
| 2024-03-26 | 4 | Cannabist Co Holdings Inc. (CBSTF) | Option exercise (M): 18,171 · Option exercise (M): 18,171 (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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