NTHI Neonc Technologies (NTHI) Insider Trading, Ownership & Congress Trades
What the filings say about NTHI
Neonc Technologies insider trades (Form 4)
Over the last 180 days, NEONC TECHNOLOGIES HOLDINGS, INC. insiders bought a net $694.6K of stock across 66 Form 4 purchases and sales, with 3 insiders buying. Source: SEC Form 4 filings, as of 2026-10-28.
Context
- 27 earlier Form 4 trades (code P or S) here by this insider (23 buys, 4 sales), the last on Sep 14, 2026.
- -20.1% median (-14.4% mean) 90-day return after 17 previous buys.
- The trade is 1.1% of the 3,183,000 shares held after it.
- 2 other insiders bought within 30 days.
- 12 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CEO, President Heshmatpour Amir F bought about $115.4K of NTHI on Sep 15, 2026; 2 other insiders bought within 30 days and 12 funds added in the latest 13F quarter.Context
- 9 earlier Form 4 trades (code P or S) here by this insider (5 buys, 4 sales), the last on Sep 14, 2026.
- -29.2% median (-33.1% mean) 90-day return after 4 previous buys.
- The trade is 2.1% of the 237,357 shares held after it.
- No other insider sold within 30 days.
- 12 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO GARNETT KEITHLY sold about $16.8K of NTHI on Sep 15, 2026, the largest insider sale at the company since 2025; 12 funds added in the latest 13F quarter.Context
- 13 earlier Form 4 trades (code P or S) here by this insider (9 buys, 4 sales), the last on Sep 11, 2026.
- -24.1% median (-22.6% mean) 90-day return after 5 previous buys.
- The trade is 21.4% of the 24,503 shares held after it.
- 2 other insiders bought within 30 days.
- 12 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CEO CHEN THOMAS C bought about $20.0K of NTHI on Sep 14, 2026; 2 other insiders bought within 30 days and 12 funds added in the latest 13F quarter.Context
- 8 earlier Form 4 trades (code P or S) here by this insider (4 buys, 4 sales), the last on May 22, 2025.
- -29.2% median (-33.1% mean) 90-day return after 4 previous buys.
- The trade is 0.1% of the 242,357 shares held after it.
- 2 other insiders bought within 30 days.
- 12 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO GARNETT KEITHLY bought about $1.0K of NTHI on Sep 14, 2026; 2 other insiders bought within 30 days and 12 funds added in the latest 13F quarter.Context
- 26 earlier Form 4 trades (code P or S) here by this insider (22 buys, 4 sales), the last on Sep 11, 2026.
- -20.1% median (-14.4% mean) 90-day return after 17 previous buys.
- The trade is 0.5% of the 3,148,000 shares held after it.
- 2 other insiders bought within 30 days.
- 12 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CEO, President Heshmatpour Amir F bought about $59.4K of NTHI on Sep 14, 2026; 2 other insiders bought within 30 days and 12 funds added in the latest 13F quarter.Watch NTHI
A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.
Who owns NTHI: institutional holders (13F)
Congress trades in NTHI
Activist and 5% holders (13D/13G)
NTHI planned insider sales (Form 144)
NTHI mutual fund holders (N-PORT)
NTHI financials
| FY Dec 2025 | $40.0K |
| FY Dec 2024 | $83.0K |
| Jun 2026 | $0 |
| Mar 2026 | n/a |
| Dec 2025 | $0 |
| Sep 2025 | $0 |
| Jun 2025 | $0 |
| Mar 2025 | $40.0K |
| Dec 2024 | $20.0K |
| Sep 2024 | $0 |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | -1,992% |
| FY Dec 2024 | -348.2% |
| Jun 2026 | -1,148% |
| Mar 2026 | -656.5% |
| Dec 2025 | -1,992% |
| Sep 2025 | -1,197% |
| Jun 2025 | -1,420% |
| Mar 2025 | -489.1% |
| Dec 2024 | -348.2% |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | n/a |
| Dec 2025 | n/a |
| Sep 2025 | n/a |
| Jun 2025 | n/a |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
Method
| 2025-12 | 2024-12 | |
|---|---|---|
| Revenue | $40.0K | $83.0K |
| Operating income | -$58.2M | -$7.1M |
| Net income | -$62.1M | -$11.9M |
| EPS (diluted) | -3.20 | -0.69 |
| Operating cash flow | -$20.4M | -$4.2M |
| Cash | $58.7K | $64.9K |
NTHI Stock Sonar score 4/7 axes
Find similar shapesCompareNTHI ranks highest on insider conviction (87th percentile) and risk and compliance (36th), and lowest on growth (19th), among Pharma & Biotech peers.
4 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
NTHI filings, in plain words
Are Neonc Technologies insiders buying or selling NTHI?
In the 180 days to 2026-10-28, Neonc Technologies insiders were net buyers, a net $694.6K: $711.5K of purchases and $16.8K of sales reported on Form 4, by 3 buyers and 1 seller.
Are there planned insider sales of NTHI?
Yes. 1 Form 144 notice of planned insider sales was filed in the 90 days to 2026-10-28, covering $18.9K of stock; the latest, by KEITHLY GARNETT, was filed 2026-09-15.
Read the full summary
In the 180 days to 2026-10-28, Neonc Technologies insiders were net buyers of NTHI, a net $694.6K across purchases and sales reported on Form 4 by 3 buyers and 1 seller. Most of that figure, $710.5K, came from a holder of 10% or more rather than an officer or director. Purchases outweighed sales more than tenfold by value. 3 different insiders reported purchases within the last 90 days, a cluster buy, which is rarer than a single purchase. Insiders filed 1 Form 144 notice of intent to sell in the 90 days to 2026-10-28, covering $18.9K of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

