In the last 12 months, insiders at NEONC TECHNOLOGIES HOLDINGS, INC. ($NTHI) filed 97 transactions with the SEC: 32 open-market purchases totaling $825,713 and 20 sales totaling $7,647,530. Net insider sentiment: net selling.
NEONC TECHNOLOGIES HOLDINGS, INC. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- CHIANG MING-FU (ALAN) (Not found) — 14 transactions totaling $5,680,336
- CHEN THOMAS C (CEO) — 14 transactions totaling $3,905,424
- Heshmatpour Amir F (Not found) — 11 transactions totaling $3,786,882
- WALTERS PATRICK (COO) — 11 transactions totaling $1,166,375
- Heshmatpour Amir F (President) — 19 transactions totaling $726,080
View all SEC Filings for NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2026 | Heshmatpour Amir F | President | P | Common Stock | 10000 | $4.16 | 7,592,140.0000 | 19,474,303 | 0.13% | 0.05% |
| April 28, 2026 | Heshmatpour Amir F | President | P | Common Stock | 10000 | $4.52 | 7,582,140.0000 | 19,474,303 | 0.13% | 0.05% |
| April 23, 2026 | Neman-Ebrahim Yousha | Chief Clinical Officer | P | Common Stock | 500 | $4.88 | 134,760.0000 | 19,474,303 | 0.37% | 0.00% |
| April 15, 2025 | GARNETT KEITHLY | CFO | P | Common Stock | 300 | $5.38 | 285,253.0000 | 0 | 0.11% | 0.00% |
| April 23, 2026 | Heshmatpour Amir F | President | P | Common Stock | 10000 | $4.90 | 7,572,140.0000 | 19,474,303 | 0.13% | 0.05% |
| April 9, 2026 | SUH, DAVID JR. | Chief Accounting Officer | P | Common Stock | 200 | $5.00 | 111,866.0000 | 19,474,303 | 0.18% | 0.00% |
| March 1, 2026 | SUH, DAVID JR. | Chief Accounting Officer | A | Common Stock | 111666 | $0.00 | 111,666.0000 | 19,474,303 | 9999.99% | 0.57% |
| March 1, 2026 | SUH, DAVID JR. | Chief Accounting Officer | A | Common Stock | 58334 | $0.00 | 58,334.0000 | 19,474,303 | 9999.99% | 0.30% |
| April 10, 2026 | Heshmatpour Amir F | President | P | Common Stock | 10000 | $4.90 | 7,562,140.0000 | 19,474,303 | 0.13% | 0.05% |
| April 8, 2026 | Heshmatpour Amir F | President | P | Common Stock | 10000 | $5.61 | 7,547,140.0000 | 19,474,303 | 0.13% | 0.05% |
| April 9, 2026 | Heshmatpour Amir F | President | P | Common Stock | 5000 | $5.19 | 7,552,140.0000 | 19,474,303 | 0.07% | 0.03% |
| April 6, 2026 | Heshmatpour Amir F | President | P | Common Stock | 5000 | $6.32 | 7,537,140.0000 | 19,474,303 | 0.07% | 0.03% |
| April 2, 2026 | Heshmatpour Amir F | President | P | Common Stock | 20000 | $6.09 | 7,532,140.0000 | 19,474,303 | 0.27% | 0.10% |
| Nov. 21, 2025 | Heshmatpour Amir F | President | P | CommonStock | 20000 | $5.98 | 2,982,000.0000 | 19,474,303 | 0.68% | 0.10% |
| Nov. 20, 2025 | Neman-Ebrahim Yousha | Chief Clinical Officer | P | Common Stock | 1100 | $6.69 | 134,260.0000 | 19,474,303 | 0.83% | 0.01% |
| Nov. 24, 2025 | Heshmatpour Amir F | President | P | Common Stock | 6000 | $6.51 | 7,512,140.0000 | 19,474,303 | 0.08% | 0.03% |
| Nov. 21, 2025 | Heshmatpour Amir F | President | P | Common Stock | 4000 | $6.50 | 7,506,140.0000 | 19,474,303 | 0.05% | 0.02% |
| Nov. 6, 2025 | Heshmatpour Amir F | President | A | CommonStock | 1200000 | $0.00 | 2,962,000.0000 | 0 | 68.10% | 0.00% |
| June 5, 2025 | Neman-Ebrahim Yousha | Chief Clinical Officer | A | Common Stock | 133000 | $0.00 | 133,000.0000 | 0 | 9999.99% | 0.00% |
| June 5, 2025 | Neman-Ebrahim Yousha | Chief Clinical Officer | A | Common Stock | 67000 | $0.00 | 67,000.0000 | 0 | 9999.99% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | S | Common Stock | 983 | $19.13 | 4,843,191.0000 | 0 | 0.02% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | S | Common Stock | 964 | $19.13 | 6,802,224.0000 | 0 | 0.01% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | X | Warrant (right to buy) | 78125 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | J | Common Stock | 4076 | $0.00 | 4,843,191.0000 | 0 | 0.08% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | X | Common Stock | 79688 | $12.00 | 4,882,424.0000 | 0 | 1.66% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | S | Common Stock | 38250 | $25.00 | 4,844,174.0000 | 0 | 0.78% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | X | Warrant (right to buy) | 79688 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | A | Common Stock | 50000 | $0.00 | 2,180,049.0000 | 0 | 2.35% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | J | Common Stock | 5994 | $0.00 | 2,120,557.0000 | 0 | 0.28% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | X | Common Stock | 117188 | $12.00 | 2,237,745.0000 | 0 | 5.53% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | S | Common Stock | 56250 | $25.00 | 2,181,495.0000 | 0 | 2.51% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | S | Common Stock | 1446 | $19.13 | 2,180,049.0000 | 0 | 0.07% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | X | Warrant (right to buy) | 117188 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | J | Common Stock | 1231 | $0.00 | 864,157.0000 | 0 | 0.14% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | X | Common Stock | 24063 | $12.00 | 888,220.0000 | 0 | 2.78% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | S | Common Stock | 11550 | $25.00 | 876,670.0000 | 0 | 1.30% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | S | Common Stock | 297 | $19.13 | 876,373.0000 | 0 | 0.03% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | X | Warrant (right to buy) | 24063 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | J | Common Stock | 687 | $0.00 | 321,284.0000 | 0 | 0.21% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | X | Common Stock | 13438 | $12.00 | 327,900.0000 | 0 | 4.27% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | S | Common Stock | 6450 | $25.00 | 321,450.0000 | 0 | 1.97% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | S | Common Stock | 166 | $19.13 | 321,284.0000 | 0 | 0.05% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | X | Warrant (right to buy) | 13438 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | J | Common Stock | 3996 | $0.00 | 6,761,599.0000 | 0 | 0.06% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | X | Common Stock | 78125 | $12.00 | 6,839,724.0000 | 0 | 1.16% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | S | Common Stock | 37500 | $25.00 | 6,802,224.0000 | 0 | 0.55% | 0.00% |
| May 22, 2025 | CHEN THOMAS C | CEO | P | Common Stock | 2709 | $7.38 | 4,628,272.0000 | 0 | 0.06% | 0.00% |
| May 21, 2025 | CHEN THOMAS C | CEO | P | Common Stock | 2759 | $7.25 | 4,625,563.0000 | 0 | 0.06% | 0.00% |
| May 22, 2025 | GARNETT KEITHLY | CFO | P | Common Stock | 675 | $7.29 | 284,953.0000 | 0 | 0.24% | 0.00% |
| May 23, 2025 | Heshmatpour Amir F | President | P | CommonStock | 2000 | $7.39 | 1,762,000.0000 | 0 | 0.11% | 0.00% |
| May 19, 2025 | GARNETT KEITHLY | CFO | P | Common Stock | 135 | $7.23 | 284,278.0000 | 0 | 0.05% | 0.00% |
| May 13, 2025 | GARNETT KEITHLY | CFO | P | Common Stock | 90 | $7.01 | 284,143.0000 | 0 | 0.03% | 0.00% |
| May 11, 2025 | Heshmatpour Amir F | President | P | Common Stock | 1600 | $7.51 | 6,272,704.0000 | 0 | 0.03% | 0.00% |
| May 16, 2025 | Heshmatpour Amir F | President | P | CommonStock | 3510 | $16.87 | 1,760,000.0000 | 0 | 0.20% | 0.00% |
| May 15, 2025 | Heshmatpour Amir F | President | P | Common Stock | 1500 | $7.30 | 6,277,594.0000 | 0 | 0.02% | 0.00% |
| May 13, 2025 | GARNETT KEITHLY | CFO | P | Common Stock | 90 | $7.01 | 367,231.0000 | 0 | 0.02% | 0.00% |
| May 14, 2025 | Heshmatpour Amir F | President | P | Common Stock | 1000 | $7.27 | 6,276,094.0000 | 0 | 0.02% | 0.00% |
| May 13, 2025 | Heshmatpour Amir F | President | P | Common Stock | 990 | $7.01 | 6,275,094.0000 | 0 | 0.02% | 0.00% |
| May 12, 2025 | Heshmatpour Amir F | President | P | Common Stock | 1400 | $7.23 | 6,274,104.0000 | 0 | 0.02% | 0.00% |
| May 12, 2025 | CHEN THOMAS C | CEO | P | Common Stock | 400 | $7.00 | 4,582,349.0000 | 0 | 0.01% | 0.00% |
| May 12, 2025 | Delshad Jim | Not found | P | Common Stock | 5000 | $7.22 | 55,310.0000 | 0 | 9.94% | 0.00% |
| April 17, 2025 | Delshad Jim | Not found | P | Common Stock | 50 | $6.92 | 50,310.0000 | 0 | 0.10% | 0.00% |
| March 26, 2025 | Delshad Jim | Not found | P | Common Stock | 50 | $16.05 | 50,260.0000 | 0 | 0.10% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | J | Common Stock | 1231 | $0.00 | 864,157.0000 | 0 | 0.14% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | X | Common Stock | 24063 | $12.00 | 888,220.0000 | 0 | 2.78% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | X | Warrant (right to buy) | 24063 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | A | Common Stock | 50000 | $0.00 | 2,180,049.0000 | 0 | 2.35% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | J | Common Stock | 5994 | $0.00 | 2,120,557.0000 | 0 | 0.28% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | X | Common Stock | 117188 | $12.00 | 2,237,745.0000 | 0 | 5.53% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | S | Common Stock | 56250 | $25.00 | 2,181,495.0000 | 0 | 2.51% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | S | Common Stock | 1446 | $19.13 | 2,180,049.0000 | 0 | 0.07% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | X | Warrant (right to buy) | 117188 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | J | Common Stock | 4076 | $0.00 | 4,843,191.0000 | 0 | 0.08% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | X | Common Stock | 79688 | $12.00 | 4,882,424.0000 | 0 | 1.66% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | S | Common Stock | 38250 | $25.00 | 4,844,174.0000 | 0 | 0.78% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | S | Common Stock | 983 | $19.13 | 4,843,191.0000 | 0 | 0.02% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | X | Warrant (right to buy) | 79688 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | S | Common Stock | 6450 | $25.00 | 321,450.0000 | 0 | 1.97% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | S | Common Stock | 166 | $19.13 | 321,284.0000 | 0 | 0.05% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | X | Warrant (right to buy) | 13438 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | J | Common Stock | 3996 | $0.00 | 6,761,599.0000 | 0 | 0.06% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | X | Common Stock | 78125 | $12.00 | 6,839,724.0000 | 0 | 1.16% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | S | Common Stock | 37500 | $25.00 | 6,802,224.0000 | 0 | 0.55% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | S | Common Stock | 964 | $19.13 | 6,802,224.0000 | 0 | 0.01% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | X | Warrant (right to buy) | 78125 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | S | Common Stock | 297 | $19.13 | 876,373.0000 | 0 | 0.03% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | X | Common Stock | 13438 | $12.00 | 327,900.0000 | 0 | 4.27% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | S | Common Stock | 11550 | $25.00 | 876,670.0000 | 0 | 1.30% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | J | Common Stock | 687 | $0.00 | 321,284.0000 | 0 | 0.21% | 0.00% |
| March 26, 2025 | Delshad Jim | Not found | A | Common Stock | 50000 | $0.00 | 50,160.0000 | 0 | 9999.99% | 0.00% |
| March 26, 2025 | GARNETT KEITHLY | CFO | J | Common Stock | 687 | $0.00 | 277,231.0000 | 0 | 0.25% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | A | Common Stock | 50000 | $0.00 | 2,120,557.0000 | 0 | 2.41% | 0.00% |
| March 26, 2025 | CHIANG MING-FU (ALAN) | Not found | J | Common Stock | 5994 | $0.00 | 2,120,557.0000 | 0 | 0.28% | 0.00% |
| March 26, 2025 | Heshmatpour Amir F | Not found | J | Common Stock | 3996 | $0.00 | 6,505,479.0000 | 0 | 0.06% | 0.00% |
| March 26, 2025 | CHEN THOMAS C | CEO | J | Common Stock | 4076 | $0.00 | 4,581,949.0000 | 0 | 0.09% | 0.00% |
| March 26, 2025 | WALTERS PATRICK | COO | J | Common Stock | 1231 | $0.00 | 864,157.0000 | 0 | 0.14% | 0.00% |
| March 26, 2025 | GIANNOTTA STEVEN L. | Not found | A | Common Stock | 50000 | $0.00 | 50,160.0000 | 0 | 9999.99% | 0.00% |