Insider · CIK 0001709738
Mark Christianson
Files at NMTC (NEUROONE MEDICAL TECHNOLOGIES Corp). First filing May 21, 2025, latest Jul 2, 2026.
In brief
Mark Christianson files SEC Form 4 as officer at NMTC (NEUROONE MEDICAL TECHNOLOGIES Corp). Since May 21, 2025, Mark Christianson has reported 0 open-market buys worth $0 and 8 open-market sells worth $96k, the latest filed on Jul 2, 2026.
A track record needs three past buys with six months of prices behind them; Mark Christianson has 0, so none is measured yet.
The newest scored trade: sold $32k of NMTC on Jun 30, 2026, filed Jul 2, 2026, scored 30 (weak). In the last 12 months: 0 buys worth $0 and 4 sells worth $55k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
NMTC: NEUROONE MEDICAL TECHNOLOGIES Corp
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 30Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $32k 10,000 shares | -33% | 0% from low-52% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $11k 15,363 shares | -7% | +73% from low-30% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $734 917 shares | -0% | +83% from low-27% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $11k 13,720 shares | -6% | +84% from low-27% from high | |
| 20Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $22k 30,000 shares | -11% | +84% from low-35% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $5,804 10,000 shares | -4% | +40% from low-51% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $5,596 8,981 shares | -3% | +40% from low-51% from high | |
| 15Weak | NMTCsell NEUROONE MEDICAL TECHNOLOGIES Corp | $7,306 11,019 shares | -4% | +54% from low-46% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Jun 30, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | 10,000 0.11% of outstanding | $33k | Jun 30, 2026 | $23k |
| Mar 9, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | 30,000 0.06% of outstanding | $25k | Mar 9, 2026 | none |
| Aug 20, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | 30,000 0.06% of outstanding | $24k | Aug 20, 2025 | none |
| Mar 14, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | 30,000 0.10% of outstanding | $31k | Mar 14, 2025 | none |
Transactions
Every row this insider has filed, 25 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 28, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | AGrant or award Option to Purchase Common Stockderivative | +12,500 | $0.00 | $0 | 12,500 | Aug 28, 2026 |
| Jun 30, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -10,000 | $3.18 | $32k | 20,692 | Jul 2, 2026 |
| Mar 30, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -15,363 | $0.74 | $11k | 198,920 | Apr 1, 2026 |
| Mar 31, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -253 | $0.78 | $197 | 198,667 | Apr 1, 2026 |
| Mar 12, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -817 | $0.80 | $654 | 214,383 | Mar 16, 2026 |
| Mar 13, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -100 | $0.80 | $80 | 214,283 | Mar 16, 2026 |
| Mar 10, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -11,611 | $0.80 | $9,289 | 217,309 | Mar 12, 2026 |
| Mar 11, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -2,109 | $0.80 | $1,687 | 215,200 | Mar 12, 2026 |
| Feb 18, 2026 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -1,812 | $0.68 | $1,232 | 228,920 | Feb 20, 2026 |
| Dec 31, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -253 | $0.76 | $192 | 230,732 | Jan 5, 2026 |
| Sep 30, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -253 | $0.89 | $225 | 230,985 | Oct 1, 2025 |
| Sep 5, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -30,000 | $0.74 | $22k | 231,238 | Sep 9, 2025 |
| Jun 30, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -253 | $0.68 | $172 | 261,238 | Jul 2, 2025 |
| Jun 4, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -10,000 | $0.58 | $5,804 | 261,491 | Jun 5, 2025 |
| May 21, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -14 | $0.65 | $9 | 280,458 | May 23, 2025 |
| May 22, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -8,967 | $0.62 | $5,586 | 271,491 | May 23, 2025 |
| May 19, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -8,006 | $0.67 | $5,330 | 283,485 | May 21, 2025 |
| May 20, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | SOpen-market sale Common Stock | -3,013 | $0.66 | $1,976 | 280,472 | May 21, 2025 |
| Apr 17, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | AGrant or award Option to Purchase Common Stockderivative | +200,000 | $0.00 | $0 | 200,000 | Apr 21, 2025 |
| Mar 31, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -253 | $0.85 | $215 | 291,491 | Apr 2, 2025 |
| Feb 18, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -1,812 | $1.16 | $2,102 | 291,744 | Feb 20, 2025 |
| Jan 31, 2025 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -90 | $1.15 | $104 | 293,556 | Feb 4, 2025 |
| Dec 31, 2024 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -343 | $0.83 | $283 | 293,646 | Jan 3, 2025 |
| Nov 30, 2024 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -90 | $0.62 | $56 | 293,989 | Dec 3, 2024 |
| Oct 31, 2024 | NMTC NEUROONE MEDICAL TECHNOLOGIES Corp | FTax withholding Common Stock | -90 | $0.97 | $87 | 294,079 | Nov 1, 2024 |
Questions about Mark Christianson
Answered from the filings on this page, as of the latest one.
Is Mark Christianson buying or selling?
In the last 12 months Mark Christianson reported 0 open-market buys worth $0 and 4 open-market sells worth $55k on SEC Form 4; the latest was sold $32k of NMTC on Jun 30, 2026. Grants, option exercises and tax withholding are not counted.
How did Mark Christianson's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Mark Christianson has 0.
Where does Mark Christianson file Form 4?
Mark Christianson has filed Form 4 at NMTC (NEUROONE MEDICAL TECHNOLOGIES Corp) as Market Development Director. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.