NTHI insider transaction filings
NEONC TECHNOLOGIES HOLDINGS, INC. — 45 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-20. Screen NTHI transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-20 | 4/A | CHEN THOMAS C — Chief Scientific Officer, Director, 10% owner | Purchase (P): 948 @ $5.17 · Purchase (P): 10,000 @ $4.80 · Purchase (P): 33,787 @ $3.85 · Purchase (P): 2,472 @ $4.04 | EDGAR |
| 2026-08-20 | 4 | CHEN THOMAS C — CEO, Director, 10% owner | Purchase (P): 12,757 @ $5.49 | EDGAR |
| 2026-08-18 | 4 | CHEN THOMAS C — CEO, Director, 10% owner | Purchase (P): 33,787 @ $3.85 · Purchase (P): 2,472 @ $4.04 | EDGAR |
| 2026-08-18 | 4 | Heshmatpour Amir F — CEO, President, Director, 10% owner | Purchase (P): 9,000 @ $5.54 | EDGAR |
| 2026-08-17 | 4 | Heshmatpour Amir F — CEO, President, Director, 10% owner | Purchase (P): 12,000 @ $3.79 · Purchase (P): 3,000 @ $4.37 | EDGAR |
| 2026-07-13 | 4 | SHOMALI NASIM — Director | Grant/award (A): 50,000 | EDGAR |
| 2026-05-04 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 10,000 @ $4.16 | EDGAR |
| 2026-04-28 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 10,000 @ $4.52 | EDGAR |
| 2026-04-24 | 4 | Neman-Ebrahim Yousha — Chief Clinical Officer | Purchase (P): 500 @ $4.88 | EDGAR |
| 2026-04-24 | 4 | GARNETT KEITHLY — CFO | Purchase (P): 300 @ $5.38 | EDGAR |
| 2026-04-23 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 10,000 @ $4.90 | EDGAR |
| 2026-04-13 | 4 | SUH, DAVID JR. — Chief Accounting Officer | Grant/award (A): 111,666 · Purchase (P): 200 @ $5 · Grant/award (A): 58,334 (derivative) | EDGAR |
| 2026-04-10 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 10,000 @ $4.89 | EDGAR |
| 2026-04-09 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 10,000 @ $5.61 · Purchase (P): 5,000 @ $5.19 | EDGAR |
| 2026-04-06 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 20,000 @ $6.09 · Purchase (P): 5,000 @ $6.32 | EDGAR |
| 2025-11-24 | 4 | Neman-Ebrahim Yousha — Chief Clinical Officer | Purchase (P): 1,100 @ $6.69 | EDGAR |
| 2025-11-24 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Purchase (P): 20,000 @ $5.98 · Purchase (P): 4,000 @ $6.50 · Purchase (P): 6,000 @ $6.51 | EDGAR |
| 2025-11-10 | 4 | Heshmatpour Amir F — President, Director, 10% owner | Grant/award (A): 1,200,000 | EDGAR |
| 2025-06-09 | 4 | Neman-Ebrahim Yousha — Chief Clinical Officer | Grant/award (A): 133,000 · Grant/award (A): 67,000 (derivative) | EDGAR |
| 2025-06-05 | 4/A | CHIANG MING-FU (ALAN) — Director | Grant/award (A): 50,000 @ $0 · Other (J): 5,994 @ $0 · Option exercise/expiry (X): 117,188 @ $12 · Sale (S): 56,250 @ $25 · Sale (S): 1,446 @ $19.13 · Option exercise/expiry (X): 117,188 (derivative) @ $0 | EDGAR |
| 2025-06-05 | 4/A | WALTERS PATRICK — COO | Other (J): 1,231 @ $0 · Option exercise/expiry (X): 24,063 @ $12 · Sale (S): 11,550 @ $25 · Sale (S): 297 @ $19.13 · Option exercise/expiry (X): 24,063 (derivative) @ $0 | EDGAR |
| 2025-06-05 | 4/A | GARNETT KEITHLY — CFO, Director | Other (J): 687 · Option exercise/expiry (X): 13,438 @ $12 · Sale (S): 6,450 @ $25 · Sale (S): 166 @ $19.13 · Option exercise/expiry (X): 13,438 (derivative) @ $0 | EDGAR |
| 2025-06-05 | 4/A | CHEN THOMAS C — CEO, Director, 10% owner | Other (J): 4,076 @ $0 · Option exercise/expiry (X): 79,688 @ $12 · Sale (S): 38,250 @ $25 · Sale (S): 983 @ $19.13 · Option exercise/expiry (X): 79,688 (derivative) @ $0 | EDGAR |
| 2025-06-05 | 4/A | Heshmatpour Amir F — Director | Other (J): 3,996 @ $0 · Option exercise/expiry (X): 78,125 @ $12 · Sale (S): 37,500 @ $25 · Sale (S): 964 @ $19.13 · Option exercise/expiry (X): 78,125 (derivative) @ $0 | EDGAR |
| 2025-05-23 | 4 | CHEN THOMAS C — CEO, Director, 10% owner | Purchase (P): 2,759 @ $7.25 · Purchase (P): 2,709 @ $7.38 | EDGAR |
| 2025-05-23 | 4 | GARNETT KEITHLY — CFO | Purchase (P): 675 @ $7.29 | EDGAR |
| 2025-05-23 | 4 | Heshmatpour Amir F — President, Director | Purchase (P): 2,000 @ $7.39 | EDGAR |
| 2025-05-22 | 4 | GARNETT KEITHLY — CFO | Purchase (P): 135 @ $7.23 | EDGAR |
| 2025-05-22 | 4/A | GARNETT KEITHLY — CFO | Purchase (P): 90 @ $7.01 | EDGAR |
| 2025-05-19 | 4 | GARNETT KEITHLY — CFO | Purchase (P): 90 @ $7.01 | EDGAR |
| 2025-05-19 | 4 | CHEN THOMAS C — CEO, Director, 10% owner | Purchase (P): 400 @ $7 | EDGAR |
| 2025-05-19 | 4 | Delshad Jim — Director | Purchase (P): 50 @ $16.05 · Purchase (P): 50 @ $6.92 · Purchase (P): 5,000 @ $7.22 | EDGAR |
| 2025-05-19 | 4 | Heshmatpour Amir F — President, Director | Purchase (P): 1,600 @ $7.51 · Purchase (P): 1,400 @ $7.23 · Purchase (P): 990 @ $7.01 · Purchase (P): 1,000 @ $7.27 · Purchase (P): 1,500 @ $7.30 · Purchase (P): 3,510 @ $16.87 | EDGAR |
| 2025-04-08 | 4/A | GARNETT KEITHLY — CFO, Director | Other (J): 687 · Option exercise/expiry (X): 13,438 @ $12 · Sale (S): 6,450 @ $25 · Sale (S): 166 @ $19.13 · Option exercise/expiry (X): 13,438 (derivative) @ $0 | EDGAR |
| 2025-04-08 | 4/A | WALTERS PATRICK — COO | Other (J): 1,231 @ $0 · Option exercise/expiry (X): 24,063 @ $12 · Sale (S): 11,550 @ $25 · Sale (S): 297 @ $19.13 · Option exercise/expiry (X): 24,063 (derivative) @ $0 | EDGAR |
| 2025-04-08 | 4/A | CHIANG MING-FU (ALAN) — Director | Grant/award (A): 50,000 @ $0 · Other (J): 5,994 @ $0 · Option exercise/expiry (X): 117,188 @ $12 · Sale (S): 56,250 @ $25 · Sale (S): 1,446 @ $19.13 · Option exercise/expiry (X): 117,188 (derivative) @ $0 | EDGAR |
| 2025-04-08 | 4/A | CHEN THOMAS C — CEO, Director, 10% owner | Other (J): 4,076 @ $0 · Option exercise/expiry (X): 79,688 @ $12 · Sale (S): 38,250 @ $25 · Sale (S): 983 @ $19.13 · Option exercise/expiry (X): 79,688 (derivative) @ $0 | EDGAR |
| 2025-04-08 | 4/A | Heshmatpour Amir F — Director | Other (J): 3,996 @ $0 · Option exercise/expiry (X): 78,125 @ $12 · Sale (S): 37,500 @ $25 · Sale (S): 964 @ $19.13 · Option exercise/expiry (X): 78,125 (derivative) @ $0 | EDGAR |
| 2025-03-28 | 4 | GARNETT KEITHLY — CFO, Director | Other (J): 687 | EDGAR |
| 2025-03-28 | 4 | GIANNOTTA STEVEN L. — Director | Grant/award (A): 50,000 @ $0 | EDGAR |
| 2025-03-28 | 4 | CHIANG MING-FU (ALAN) — Director | Grant/award (A): 50,000 @ $0 · Other (J): 5,994 @ $0 | EDGAR |
| 2025-03-28 | 4 | CHEN THOMAS C — CEO, Director, 10% owner | Other (J): 4,076 @ $0 | EDGAR |
| 2025-03-28 | 4 | WALTERS PATRICK — COO | Other (J): 1,231 @ $0 | EDGAR |
| 2025-03-28 | 4 | Delshad Jim — Director | Grant/award (A): 50,000 @ $0 | EDGAR |
| 2025-03-28 | 4 | Heshmatpour Amir F — Director | Other (J): 3,996 @ $0 | EDGAR |
Recent 8-K events — NEONC TECHNOLOGIES HOLDINGS, INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-21 | 8-K/A | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-08-20 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-08-13 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-12 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-10 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-15 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-02 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-23 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-18 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 3.03 — Material Modification to Rights of Security Holders 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
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