NMTC · NEUROONE MEDICAL TECHNOLOGIES Corp · Insider Trading
Substantial doubt about the company's ability to continue as a going concern.
“These factors raise substantial doubt about the Company's ability to continue as a going concern.”View the 10-Q filed Aug 13, 2026
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Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
Insider Sentiment Score
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-08-28 | Volker Christopher |
Chief Operating Officer |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
35,000 |
| 2026-08-28 | Wambeke David J. |
Chief Business Officer |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
35,000 |
| 2026-08-28 | Johns Emily J. |
General Counsel |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
12,500 |
| 2026-08-28 | Christianson Mark |
Business Development Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
12,500 |
| 2026-08-28 | Rosa David A |
Director, CEO and President |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
68,000 |
| 2026-08-28 | Mertens Steve |
Chief Technology Officer |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on August 28, 2027, and the remaining 75% will vest in 12 equal quarterly installments. |
Option to Purchase Common Stock
|
15,000 |
| 2026-08-27 | Wambeke David J. |
Chief Business Officer |
Buy↑
Filing footnotes — Common Stock (Direct)
The price represents the weighted average price of the multiple transactions reported on this line. The shares were sold at prices ranging from $2.00 and $2.017 per share. Upon request by the SEC staff, the issuer or any securityholder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price. |
Common Stock
|
33,333 |
| 2026-06-30 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
10,000 |
| 2026-04-03 | Mills Jason Richard |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
Represents a grant of restricted stock units, which vest in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Common Stock
|
41,929 |
| 2026-04-03 | BUCKMAN PAUL |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
Represents a grant of restricted stock units, which vest in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Common Stock
|
41,929 |
| 2026-04-03 | BUCKMAN PAUL |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
26,036 |
| 2026-04-03 | Mills Jason Richard |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
26,036 |
| 2026-04-03 | MATHIESEN JEFFREY S |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
Represents a grant of restricted stock units, which vest in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Common Stock
|
41,929 |
| 2026-04-03 | Andrle Edward |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
Represents a grant of restricted stock units, which vest in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Common Stock
|
41,929 |
| 2026-04-03 | MATHIESEN JEFFREY S |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
26,036 |
| 2026-04-03 | Andrle Edward |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
26,036 |
| 2026-03-31 | Christianson Mark |
Business Development Director |
Tax↓
|
Common Stock
|
253 |
| 2026-03-31 | Mertens Steve |
Chief Technology Officer |
Tax↓
|
Common Stock
|
906 |
| 2026-03-31 | Rosa David A |
Director, CEO and President |
Tax↓
|
Common Stock
|
2,458 |
| 2026-03-30 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
15,363 |
| 2026-03-13 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
100 |
| 2026-03-12 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
817 |
| 2026-03-11 | Christianson Mark |
Business Development Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The price represents the weighted average price of the multiple transactions reported on this line. The shares were sold at prices ranging from $0.80 and 0.805 per share. Upon request by the SEC staff, the issuer or any securityholder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price. |
Common Stock
|
2,109 |
| 2026-03-10 | Christianson Mark |
Business Development Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The price represents the weighted average price of the multiple transactions reported on this line. The shares were sold at prices ranging from $0.80 and 0.8102 per share. Upon request by the SEC staff, the issuer or any securityholder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price. |
Common Stock
|
11,611 |
| 2026-03-01 | Wambeke David J. |
Chief Business Officer |
Buy↑
|
Common Stock
|
1,000,000 |
| 2026-03-01 | Wambeke David J. |
Chief Business Officer |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on March 1, 2027, and the remaining 75% will vest in 12 equal installments on the last day of each quarter beginning on March 31, 2027. |
Option to Purchase Common Stock
|
500,000 |
| 2026-02-18 | Rosa David A |
Director, CEO and President |
Tax↓
|
Common Stock
|
71,325 |
| 2026-02-18 | Christianson Mark |
Business Development Director |
Tax↓
|
Common Stock
|
1,812 |
| 2026-02-18 | Mertens Steve |
Chief Technology Officer |
Tax↓
|
Common Stock
|
7,376 |
| 2025-12-31 | Mertens Steve |
Chief Technology Officer |
Tax↓
|
Common Stock
|
906 |
| 2025-12-31 | Rosa David A |
Director, CEO and President |
Tax↑
|
Common Stock
|
2,458 |
| 2025-12-31 | Christianson Mark |
Business Development Director |
Tax↓
|
Common Stock
|
253 |
| 2025-12-18 | Mills Jason Richard |
Director |
Award↑
Filing footnotes — Common Stock (Direct)
Represents a grant of restricted stock units, which vest in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Common Stock
|
7,758 |
| 2025-12-18 | Mills Jason Richard |
Director |
Award↑
Filing footnotes — Option to purchase common stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to purchase common stock
|
4,806 |
| 2025-09-30 | Christianson Mark |
Business Development Director |
Tax↓
|
Common Stock
|
253 |
| 2025-09-30 | Rosa David A |
Director, CEO and President |
Tax↓
|
Common Stock
|
2,458 |
| 2025-09-30 | Mertens Steve |
Chief Technology Officer |
Tax↓
|
Common Stock
|
906 |
| 2025-09-05 | Christianson Mark |
Business Development Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The price represents the weighted average price of the multiple transactions reported on this line. The shares were sold at prices ranging from $0.7400 to $0.7518 per share. Upon request by the SEC staff, the issuer or any securityholder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price. |
Common Stock
|
30,000 |
| 2025-06-30 | Christianson Mark |
Business Development Director |
Tax↓
|
Common Stock
|
253 |
| 2025-06-30 | Rosa David A |
Director, CEO and President |
Tax↓
|
Common Stock
|
2,458 |
| 2025-06-30 | Mertens Steve |
Chief Technology Officer |
Tax↓
|
Common Stock
|
906 |
| 2025-06-23 | Andrle Edward |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
50,000 |
| 2025-06-23 | BUCKMAN PAUL |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
50,000 |
| 2025-06-23 | MATHIESEN JEFFREY S |
Director |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
The option vests in 12 equal monthly installments over a one-year period, with such vesting to occur at the end of each month. |
Option to Purchase Common Stock
|
50,000 |
| 2025-06-04 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
10,000 |
| 2025-06-01 | Johns Emily J. |
General Counsel |
Award↑
Filing footnotes — Option to Purchase Common Stock (Direct)
25% will vest on June 1, 2026, and the remaining 75% will vest in 12 equal quarterly installments on the last day of each quarter beginning on June 30, 2026. |
Option to Purchase Common Stock
|
500,000 |
| 2025-05-22 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
8,967 |
| 2025-05-21 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
14 |
| 2025-05-20 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
3,013 |
| 2025-05-19 | Christianson Mark |
Business Development Director |
Sell↓
|
Common Stock
|
8,006 |