Christianson Mark — SEC Form 4 filings
SEC reporting owner CIK 1709738. 33 Form 4 filings on record with FilingPulse; latest filed 2026-08-28.
Transaction summary — filings shown
Covers all 33 filings on record, filed 2024-02-01 to 2026-08-28. 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): 14 legs across 10 filings — 127,989 shares, $120,340 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 24.
- Largest priced transaction: sale of 10,000 shares @ $3.18 ($31,773) in NEUROONE MEDICAL TECHNOLOGIES Corp, filed 2026-07-02.
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 |
|---|---|---|---|---|---|
| NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Market Development Director | 33 | — | 14 legs · 127,989 sh · $120,340 | 24 |
Form 4 filings — Christianson Mark
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-28 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 10,000 @ $3.18 | EDGAR |
| 2026-04-01 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 15,363 @ $0.74 · Tax withholding (F): 253 @ $0.78 | EDGAR |
| 2026-03-16 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 817 @ $0.80 · Sale (S): 100 @ $0.80 | EDGAR |
| 2026-03-12 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 11,611 @ $0.80 · Sale (S): 2,109 @ $0.80 | EDGAR |
| 2026-02-20 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 1,812 @ $0.68 | EDGAR |
| 2026-01-05 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 253 @ $0.76 | EDGAR |
| 2025-10-01 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 253 @ $0.89 | EDGAR |
| 2025-09-09 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 30,000 @ $0.74 | EDGAR |
| 2025-07-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 253 @ $0.68 | EDGAR |
| 2025-06-05 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 10,000 @ $0.58 | EDGAR |
| 2025-05-23 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 14 @ $0.65 · Sale (S): 8,967 @ $0.62 | EDGAR |
| 2025-05-21 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 8,006 @ $0.67 · Sale (S): 3,013 @ $0.66 | EDGAR |
| 2025-04-21 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Grant/award (A): 200,000 (derivative) @ $0 | EDGAR |
| 2025-04-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 253 @ $0.85 | EDGAR |
| 2025-02-20 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 1,812 @ $1.16 | EDGAR |
| 2025-02-04 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $1.15 | EDGAR |
| 2025-01-03 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 343 @ $0.83 | EDGAR |
| 2024-12-03 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $0.62 | EDGAR |
| 2024-11-01 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $0.97 | EDGAR |
| 2024-10-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 343 @ $0.99 | EDGAR |
| 2024-09-04 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $0.80 | EDGAR |
| 2024-08-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $0.75 | EDGAR |
| 2024-07-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 343 @ $0.80 | EDGAR |
| 2024-06-11 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 2,189 @ $0.88 | EDGAR |
| 2024-06-07 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Sale (S): 25,800 @ $0.88 | EDGAR |
| 2024-06-04 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $0.93 | EDGAR |
| 2024-05-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $1.13 | EDGAR |
| 2024-04-23 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 2,030 @ $1.15 | EDGAR |
| 2024-04-02 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $1.20 | EDGAR |
| 2024-03-04 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $1.21 | EDGAR |
| 2024-02-21 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Grant/award (A): 25,000 @ $0 | EDGAR |
| 2024-02-01 | 4 | NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) | Tax withholding (F): 90 @ $1.25 | 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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