NMTC insider transaction filings
NEUROONE MEDICAL TECHNOLOGIES Corp — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-08. Screen NMTC transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 7 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing by 1 insider — 33,333 shares, $66,999 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 1 leg across 1 filing by 1 insider — 10,000 shares, $31,773 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: purchase of 33,333 shares @ $2.01 ($66,999) by Wambeke David J., filed 2026-09-08.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Wambeke David J. — Chief Business Officer | 1 | 1 leg · 33,333 sh · $66,999 | — | 1 |
| Christianson Mark — Market Development Director | 2 | — | 1 leg · 10,000 sh · $31,773 | 1 |
| Johns Emily J. — Chief Administrative Officer | 1 | — | — | 1 |
| Mertens Steve — Chief Technology Officer | 1 | — | — | 1 |
| Rosa David A — CEO & President, Director | 1 | — | — | 1 |
| Volker Christopher — Chief Financial Officer | 1 | — | — | 1 |
Recent Form 4 filings — NEUROONE MEDICAL TECHNOLOGIES Corp
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-08 | 4 | Wambeke David J. — Chief Business Officer | Purchase (P): 33,333 @ $2.01 · Grant/award (A): 35,000 (derivative) @ $0 | EDGAR |
| 2026-08-28 | 4 | Johns Emily J. — Chief Administrative Officer | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2026-08-28 | 4 | Volker Christopher — Chief Financial Officer | Grant/award (A): 35,000 (derivative) @ $0 | EDGAR |
| 2026-08-28 | 4 | Christianson Mark — Market Development Director | Grant/award (A): 12,500 (derivative) @ $0 | EDGAR |
| 2026-08-28 | 4 | Mertens Steve — Chief Technology Officer | Grant/award (A): 15,000 (derivative) @ $0 | EDGAR |
| 2026-08-28 | 4 | Rosa David A — CEO & President, Director | Grant/award (A): 68,000 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Christianson Mark — Market Development Director | Sale (S): 10,000 @ $3.18 | EDGAR |
| 2026-04-07 | 4 | Mills Jason Richard — Director | Grant/award (A): 41,929 @ $0 · Grant/award (A): 26,036 (derivative) @ $0 | EDGAR |
| 2026-04-07 | 4 | Andrle Edward — Director | Grant/award (A): 41,929 @ $0 · Grant/award (A): 26,036 (derivative) @ $0 | EDGAR |
| 2026-04-07 | 4 | MATHIESEN JEFFREY S — Director | Grant/award (A): 41,929 @ $0 · Grant/award (A): 26,036 (derivative) @ $0 | EDGAR |
| 2026-04-07 | 4 | BUCKMAN PAUL — Director | Grant/award (A): 41,929 @ $0 · Grant/award (A): 26,036 (derivative) @ $0 | EDGAR |
| 2026-04-01 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 906 @ $0.78 | EDGAR |
| 2026-04-01 | 4 | Christianson Mark — Business Development Director | Sale (S): 15,363 @ $0.74 · Tax withholding (F): 253 @ $0.78 | EDGAR |
| 2026-04-01 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 2,458 @ $0.78 | EDGAR |
| 2026-03-16 | 4 | Christianson Mark — Business Development Director | Sale (S): 817 @ $0.80 · Sale (S): 100 @ $0.80 | EDGAR |
| 2026-03-12 | 4 | Christianson Mark — Business Development Director | Sale (S): 11,611 @ $0.80 · Sale (S): 2,109 @ $0.80 | EDGAR |
| 2026-03-03 | 4 | Wambeke David J. — Chief Business Officer | Purchase (P): 1,000,000 @ $0.67 · Grant/award (A): 500,000 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 7,376 @ $0.68 | EDGAR |
| 2026-02-20 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 1,812 @ $0.68 | EDGAR |
| 2026-02-20 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 71,325 @ $0.68 | EDGAR |
| 2026-01-05 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 906 @ $0.76 | EDGAR |
| 2026-01-05 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 253 @ $0.76 | EDGAR |
| 2026-01-05 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 2,458 @ $0.76 | EDGAR |
| 2026-01-02 | 4 | Mills Jason Richard — Director | Grant/award (A): 7,758 @ $0 · Grant/award (A): 4,806 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 906 @ $0.89 | EDGAR |
| 2025-10-01 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 253 @ $0.89 | EDGAR |
| 2025-10-01 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 2,458 @ $0.89 | EDGAR |
| 2025-09-09 | 4 | Christianson Mark — Business Development Director | Sale (S): 30,000 @ $0.74 | EDGAR |
| 2025-07-02 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 253 @ $0.68 | EDGAR |
| 2025-07-02 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 906 @ $0.68 | EDGAR |
| 2025-07-02 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 2,458 @ $0.68 | EDGAR |
| 2025-06-25 | 4 | Andrle Edward — Director | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2025-06-25 | 4 | MATHIESEN JEFFREY S — Director | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2025-06-25 | 4 | BUCKMAN PAUL — Director | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2025-06-05 | 4 | Christianson Mark — Business Development Director | Sale (S): 10,000 @ $0.58 | EDGAR |
| 2025-06-03 | 4 | Johns Emily J. — General Counsel | Grant/award (A): 500,000 (derivative) @ $0 | EDGAR |
| 2025-05-23 | 4 | Christianson Mark — Business Development Director | Sale (S): 14 @ $0.65 · Sale (S): 8,967 @ $0.62 | EDGAR |
| 2025-05-21 | 4 | Christianson Mark — Business Development Director | Sale (S): 8,006 @ $0.67 · Sale (S): 3,013 @ $0.66 | EDGAR |
| 2025-04-21 | 4 | Volker Christopher — Chief Operating Officer | Grant/award (A): 575,000 (derivative) @ $0 | EDGAR |
| 2025-04-21 | 4 | McClurg Ronald W. — Chief Financial Officer | Grant/award (A): 250,000 (derivative) @ $0 | EDGAR |
| 2025-04-21 | 4 | Mertens Steve — Chief Technology Officer | Grant/award (A): 200,000 (derivative) @ $0 | EDGAR |
| 2025-04-21 | 4 | Christianson Mark — Business Development Director | Grant/award (A): 200,000 (derivative) @ $0 | EDGAR |
| 2025-04-21 | 4 | Rosa David A — CEO and President, Director | Grant/award (A): 750,000 (derivative) @ $0 | EDGAR |
| 2025-04-07 | 4 | McClurg Ronald W. — Chief Financial Officer | Purchase (P): 200,000 @ $0.50 | EDGAR |
| 2025-04-07 | 4 | Rosa David A — CEO and President, Director | Purchase (P): 100,000 @ $0.50 | EDGAR |
| 2025-04-02 | 4 | Mertens Steve — Chief Technology Officer | Tax withholding (F): 906 @ $0.85 | EDGAR |
| 2025-04-02 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 253 @ $0.85 | EDGAR |
| 2025-04-02 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 2,458 @ $0.85 | EDGAR |
| 2025-02-20 | 4 | Christianson Mark — Business Development Director | Tax withholding (F): 1,812 @ $1.16 | EDGAR |
| 2025-02-20 | 4 | Rosa David A — CEO and President, Director | Tax withholding (F): 71,325 @ $1.16 | EDGAR |
Recent 8-K events — NEUROONE MEDICAL TECHNOLOGIES Corp
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-27 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-22 | 8-K | 4.02 — Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-04 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-04-30 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-14 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-03 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-25 | 8-K | 8.01 — Other Events | EDGAR |
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?ticker=NMTC returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new ones to you in seconds. API docs →