NTHI insider buying and SEC filings, explained
Neonc Technologies Holdings, Inc. · CIK 1979414
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Pharmaceutical Preparations
- State of incorporation
- DE
- Fiscal year end
- Dec 31
Insider activity in the last 12 months
Bought
$1.3M
Insiders who bought
2
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 14–15, 2026 | Purchase (code P) | Amir F Heshmatpour (CEO and Director) bought 50,000 shares between Sep 14 and Sep 15 at about $3.50 ($175K), reported as a purchase (code P). Holdings up 2% to 3,183,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 15, 2026 |
| Sep 14, 2026 | Purchase (code P) | Keithly Garnett (CFO) bought 257 shares at about $3.89 ($1K), reported as a purchase (code P). Holdings up <1% to 242,357 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 15, 2026 |
| Sep 11–14, 2026 | Purchase (code P) | Thomas C. Chen (CEO and Director) bought 10,798 shares indirectly (by retirement or benefit plan) between Sep 11 and Sep 14 at about $3.71 ($40K), reported as a purchase (code P). Holdings by retirement or benefit plan up 79% to 24,503 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 15, 2026 |
| Sep 11, 2026 | Purchase (code P) | Amir F Heshmatpour (CEO and Director) bought 37,000 shares at about $3.67 ($136K), reported as a purchase (code P). Holdings up 1% to 3,133,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 14, 2026 |
| Aug 18, 2026 | Purchase (code P) | Thomas C. Chen (CEO and Director) bought 12,757 shares indirectly (by retirement or benefit plan) at about $5.49 ($70K), reported as a purchase (code P). Holdings by retirement or benefit plan up 999%+ to 13,705 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 20, 2026 |
| Apr 10–Aug 17, 2026 | Purchase (code P) Amended filing | Thomas C. Chen (Chief Scientific Officer and Director) bought 47,207 shares directly and indirectly (by retirement or benefit plan) between Apr 10 and Aug 17 at about $4.09 ($193K), reported as a purchase (code P). Direct holdings up 7% to 583,531 shares. Not marked as a 10b5-1 plan trade. This amends an earlier filing that is not in our records. | SEC filing Filed Aug 20, 2026 |
| Aug 18, 2026 | Purchase (code P) | Amir F Heshmatpour (CEO and Director) bought 9,000 shares at $5.54 ($50K), reported as a purchase (code P). Holdings up <1% to 3,096,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 18, 2026 |
| Aug 14–17, 2026 | Purchase (code P) | Thomas C. Chen (CEO and Director) bought 36,259 shares between Aug 14 and Aug 17 at about $3.86 ($140K), reported as a purchase (code P). Holdings up 7% to 583,531 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 18, 2026 |
| Aug 14–17, 2026 | Purchase (code P) | Amir F Heshmatpour (CEO and Director) bought 15,000 shares between Aug 14 and Aug 17 at about $3.91 ($59K), reported as a purchase (code P). Holdings up <1% to 3,087,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 17, 2026 |
| May 1, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 10,000 shares at $4.16 ($42K), reported as a purchase (code P). Holdings up <1% to 3,072,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 4, 2026 |
| Apr 28, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 10,000 shares at $4.52 ($45K), reported as a purchase (code P). Holdings up <1% to 3,062,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 28, 2026 |
| Apr 23, 2026 | Purchase (code P) | Yousha Neman-Ebrahim (Chief Clinical Officer) bought 500 shares at $4.88 ($2K), reported as a purchase (code P). Holdings up <1% to 134,760 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 24, 2026 |
| Apr 15, 2025 | Purchase (code P) | Keithly Garnett (CFO) bought 300 shares at $5.38 ($2K), reported as a purchase (code P). Holdings up <1% to 241,200 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 24, 2026 |
| Apr 23, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 10,000 shares at $4.90 ($49K), reported as a purchase (code P). Holdings up <1% to 3,052,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 23, 2026 |
| Apr 9, 2026 | Purchase (code P) | David Suh Jr. (Chief Accounting Officer) bought 200 shares at $5.00 ($1K), reported as a purchase (code P). Holdings up <1% to 111,866 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 13, 2026 |
| Apr 10, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 10,000 shares at about $4.90 ($49K), reported as a purchase (code P). Holdings up <1% to 3,042,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 10, 2026 |
| Apr 8–9, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 15,000 shares between Apr 8 and Apr 9 at about $5.47 ($82K), reported as a purchase (code P). Holdings up <1% to 3,032,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 9, 2026 |
| Apr 2–6, 2026 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 25,000 shares between Apr 2 and Apr 6 at about $6.14 ($153K), reported as a purchase (code P). Holdings up 1% to 3,017,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 6, 2026 |
| Nov 21–24, 2025 | Purchase (code P) | Amir F Heshmatpour (President / COO and Director) bought 30,000 shares in 2 share classes between Nov 21, 2025 and Nov 24, 2025 at about $6.16 ($185K), reported as a purchase (code P). Holdings of CommonStock up 1% to 2,982,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 24, 2025 |
| Nov 20, 2025 | Purchase (code P) | Yousha Neman-Ebrahim (Chief Clinical Officer) bought 1,100 shares at $6.69 ($7K), reported as a purchase (code P). Holdings up 1% to 134,260 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 24, 2025 |
4 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
2 insiders bought in 30 days
$669K in purchases since Aug 17, 2026 · Purchases traded Aug 17, 2026 to Sep 15, 2026 · Closed
| Insider | Value | Traded | Source |
|---|---|---|---|
| Amir F Heshmatpour (CEO) | $59K | Aug 17, 2026 | SEC filing |
| Thomas C. Chen (CEO) | $140K | Aug 17, 2026 | SEC filing |
| Amir F Heshmatpour (CEO) | $50K | Aug 18, 2026 | SEC filing |
| Thomas C. Chen (CEO) | $70K | Aug 18, 2026 | SEC filing |
| Amir F Heshmatpour (CEO) | $136K | Sep 11, 2026 | SEC filing |
| Thomas C. Chen (CEO) | $40K | Sep 14, 2026 | SEC filing |
| Amir F Heshmatpour (CEO) | $175K | Sep 15, 2026 | SEC filing |
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
| Filed | Items | Tag | Source |
|---|---|---|---|
| Nov 3, 2026, 5:00 PM ET 8-K | Reg FD disclosure (Item 7.01) | SEC filing |
Red flags are objective triggers only: the item or form filed, never an opinion.
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