Every Form 4 that NeOnc Technologies Holdings, Inc. (NTHI) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow NTHI and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full NTHI filings page.
GARNETT KEITHLY reported acquisition or exercise transactions in a Form 4 filing for NTHI. The filing lists transactions totaling 5,000 shares at a weighted average price of $3.36 per share on September 15, 2026. Following the reported transactions, holdings were 237,357 shares.
NEONC TECHNOLOGIES HOLDINGS, INC. (symbol: NTHI) is the issuer of record for a Form 4 filing submitted to the SEC. Heshmatpour Amir F reported reported purchase transactions in this Form 4 filing.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) reported that CEO, President, director and ten percent owner Amir F. Heshmatpour in open-market or private transactions on September 14–15, 2026. The filing also lists substantial through HCWG LLC, KIG LLC and AFH Holdings & Advisory, LLC with various beneficial ownership disclaimers.
No Rule 10b5-1 trading plan is reported for these transactions.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) CEO and director Thomas C. Chen reported open-market purchases of a total of 10,798 shares of common stock on September 11 and 14, 2026, through an IRA at prices of $3.60 and $3.815 per share. The filing also reports updated direct and indirect holdings across family-related entities and trusts, with several positions subject to beneficial ownership disclaimers limited to Chen’s pecuniary interests.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) reported that its chief financial officer, Garnett Keithly, purchased 257 shares of common stock on September 14, 2026 in an open-market transaction at a weighted average price of $3.8948 per share, with trade prices ranging from $3.87 to $3.92. Following this purchase, he holds 242,357 shares of common stock directly, a figure that includes shares held by certain immediate family members for which he disclaims beneficial ownership except to the extent of any pecuniary interest. He is also reported as the beneficial owner of 44,053 shares held indirectly through HCWG LLC by virtue of being the sole member of The Hilkiah Group LLC, which owns a 4.3% interest in HCWG. No Rule 10b5-1 trading plan is reported for these transactions.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) reported that CEO, President and director Amir F. Heshmatpour purchased 37,000 shares of common stock on September 11, 2026 at a weighted average price of $3.6654 per share in open-market or private transactions. Following this purchase, he holds 3,133,000 shares directly, which the filing states includes 275,000 shares held by certain immediate family members for which he disclaims beneficial ownership except to the extent of his pecuniary interest. He also reports indirect holdings of 256,120 shares through HCWG LLC representing only his proportionate interest, 550,000 shares through KIG LLC, where his spouse is the sole member and for which he similarly disclaims beneficial ownership except for any pecuniary interest, and 3,714,020 shares through AFH Holding & Advisory, LLC, where he is the sole member and manager. The filing indicates these transactions were not reported under a Rule 10b5-1 trading plan.
For NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI), CEO and director Thomas C. Chen, a more than ten percent owner, reported purchasing 12,757 shares of Class A common stock on 2026-08-18 at a weighted average price of $5.487 per share, with individual trades between $5.275 and $5.82 per share. The purchased shares are held indirectly in an IRA, which now holds 13,705 shares.
Chen also reports 583,531 shares held directly, and additional indirect holdings of 261,242 shares by HCWG LLC, 888,148 shares by NeuCen Biomedical Co. Ltd., 2,833,961 shares by T. R. Chen Third Family Limited Partnership, 93,253 shares by Tien Duan Chen Trust, and 948 shares by a Defined Benefit Plan. For several of these positions he disclaims beneficial ownership except to the extent of his pecuniary interest.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) director, officer and ten-percent owner Thomas C. Chen reported multiple purchases of Common Stock. On April 10 and 24, and August 14 and 17, 2026, entities associated with Chen bought an aggregate of 47,207 shares in open-market transactions at weighted average prices between about $3.85 and $5.17 per share. Certain holdings are indirect through a defined benefit plan, an IRA, HCWG LLC, NeuCen Biomedical Co. Ltd., T. R. Chen Third Family Limited Partnership, and the Tien Duan Chen Trust, with Chen disclaiming beneficial ownership beyond his pecuniary interest where noted.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) reported that CEO and director Thomas C. Chen, also a more-than-10% shareholder, purchased 36,259 shares of Class A common stock in open‑market or private transactions. He bought 33,787 shares at a weighted average price of $3.8477 on August 14, 2026, and 2,472 shares at $4.0445 on August 17, 2026, with actual trade prices in specified ranges. Positions reported also include indirect holdings such as 261,242 shares by HCWG LLC, 888,148 shares by NeuCen Biomedical Co. Ltd., 2,833,961 shares by T. R. Chen Third Family Limited Partnership, and 93,253 shares by the Tien Duan Chen Trust, with Chen disclaiming beneficial ownership of certain of these interests except to the extent of any pecuniary interest.
NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) reported that CEO, President and 10% owner Amir F. Heshmatpour purchased 9,000 shares of common stock on August 18, 2026 at $5.54 per share in an open-market or private transaction. Following this, he directly held 3,096,000 shares, including 275,000 shares held by certain immediate family members, for which he disclaims beneficial ownership except for any pecuniary interest. Indirect holdings reported include 256,120 shares via HCWG LLC (only his proportionate interest), 550,000 shares via KIG LLC, where his spouse is the sole member and for which he similarly disclaims beneficial ownership except for any pecuniary interest, and 3,714,020 shares via AFH Holding & Advisory, LLC, of which he is the sole member and manager.
NEONC Technologies Holdings, Inc. insider Amir F. Heshmatpour, the CEO, President and a more-than-10% holder of NTHI, reported open‑market purchases of 15,000 shares of common stock. He bought 12,000 shares on 2026-08-14 at a weighted average price of $3.7883 per share (range $3.75–$3.98) and 3,000 shares on 2026-08-17 at a weighted average price of $4.3733 per share (range $4.09–$4.94). As of 2026-08-14, he also reports indirect holdings of 256,120 shares through HCWG LLC (only his proportionate interest), 550,000 shares through KIG LLC (held by his spouse, with beneficial ownership disclaimed except for any pecuniary interest), and 3,714,020 shares through AFH Holding & Advisory, LLC, where he is sole member and manager. The filing notes that 275,000 shares are held by immediate family members, with beneficial ownership likewise disclaimed except for any pecuniary interest.
SHOMALI NASIM reported acquisition or exercise transactions in this Form 4 filing.
NEONC Technologies Holdings, Inc. director Nasim Shomali received a grant of 50,000 shares of restricted common stock on July 10, 2026 under the company’s 2023 Equity Incentive Plan. The award vests 100% six months after the grant date, bringing Shomali’s direct holdings to 50,160 shares.
NEONC Technologies Holdings president Amir F. Heshmatpour reported an open-market purchase of 10,000 shares of Common Stock at $4.1592 per share. After this buy, he directly holds 3,072,000 shares. The filing also lists additional indirect holdings through AFH Holdings & Advisory, LLC, KIG LLC, and HCWG LLC.
Certain shares are held by family members and LLCs, where he disclaims beneficial ownership except for any pecuniary interest described in the footnotes. Overall, this is a relatively small purchase compared with his multi‑million‑share aggregate stake.
NEONC Technologies Holdings, Inc. president and director Amir F. Heshmatpour reported an open-market purchase of 10,000 shares of common stock at $4.518 per share. Following this trade, his direct holdings total 3,062,000 shares of NTHI common stock.
The filing also lists significant indirect holdings, including shares held through AFH Holdings & Advisory, LLC, HCWG LLC, KIG LLC, and certain family members. The report notes that Heshmatpour disclaims beneficial ownership of some of these indirectly held shares except for any pecuniary interest.
NEONC TECHNOLOGIES HOLDINGS, INC. Chief Clinical Officer Yousha Neman-Ebrahim bought 500 shares of Common Stock in an open-market purchase at $4.88 per share. After this transaction, the executive directly owns 134,760 shares, so the new purchase represents a small addition to an already sizable position.
NEONC Technologies Holdings CFO Garnett Keithly reported an open-market purchase of 300 shares of common stock at $5.38 per share on April 15, 2025. Following this transaction, he directly holds 241,200 common shares.
Separately, the filing lists an indirect holding of 44,053 common shares owned by HCWG LLC. Keithly is a beneficial owner of these shares through his role as sole member of The Hilkiah Group LLC, which holds a 4.3% interest in HCWG LLC.
Neonc Technologies Holdings, Inc. president Amir F. Heshmatpour reported an open-market purchase of 10,000 shares of common stock at $4.90 per share. The trade on April 23, 2026 increased his direct holdings to 3,052,000 shares.
He also reports indirect ownership interests, including 3,714,020 shares held by AFH Holdings & Advisory, LLC, 550,000 shares held by KIG LLC, and 256,120 shares representing his proportionate interest in HCWG LLC, with certain family and spousal holdings subject to beneficial ownership disclaimers.
NEONC Technologies Holdings' Chief Accounting Officer David Suh Jr. reported recent stock activity. On April 9, 2026, he made an open-market purchase of 200 shares of common stock at $5.00 per share, bringing his direct holdings to 111,866 shares.
On March 1, 2026, he was granted an aggregate 170,000 shares of restricted common stock under the company’s 2023 Equity Incentive Plan. Of these, 53,333 shares vested immediately, 58,333 shares are scheduled to vest on the one-year anniversary of the grant, and the remaining shares are performance-based, with the final number deliverable depending on achievement of specified performance criteria.
NEONC Technologies Holdings, Inc. president, director, and more-than-10% owner Amir F. Heshmatpour bought additional common shares in the open market. On April 10, 2026, he purchased 10,000 shares of common stock in open-market transactions at a weighted average price of $4.895 per share, with individual trades ranging from $4.84 to $4.95 per share.
Following this purchase, Heshmatpour holds 3,042,000 common shares directly, a figure that includes 275,000 shares held by certain immediate family members for which he disclaims beneficial ownership except for any pecuniary interest. The filing also reports indirect holdings of 256,120 shares through HCWG LLC, 550,000 shares through KIG LLC, and 3,714,020 shares through AFH Holding & Advisory, LLC, where he is the sole member and manager. The 10,000-share buy is relatively small compared with these multi-million-share positions.
NEONC Technologies Holdings, Inc. president and 10% owner Amir F. Heshmatpour bought additional NTHI shares in the open market. He purchased 10,000 shares of common stock on April 8, 2026 at an average price of $5.605 per share and 5,000 shares on April 9, 2026 at $5.19 per share, for a total of 15,000 shares.
After these open-market purchases, his directly held common stock position is 3,032,000 shares. The filing also shows indirect holdings reported through HCWG LLC (256,120 shares based on his proportionate interest), KIG LLC (550,000 shares held by his spouse) and AFH Holding & Advisory, LLC (3,714,020 shares), with certain beneficial ownership interests disclaimed as described in the footnotes.
NEONC Technologies Holdings, Inc. president and 10% owner Amir F. Heshmatpour reported open-market purchases of company common stock. He bought 20,000 shares on April 2 at a weighted-average price of $6.0899 per share and 5,000 shares on April 6 at $6.32 per share.
Following these trades, his directly held stake rose to 3,017,000 common shares. He also reports indirect ownership interests, including 256,120 shares through HCWG LLC, 550,000 shares through KIG LLC, and 3,714,020 shares through AFH Holding & Advisory, LLC, with certain family and spousal holdings where he disclaims beneficial ownership except for any pecuniary interest.
Neonc Technologies Holdings, Inc. (NTHI) insider Amir F. Heshmatpour, a director, president and 10% owner, reported open-market purchases of the company’s common stock. On 11/21/2025 he bought 20,000 shares at $5.98 per share and another 4,000 shares at $6.50 per share, and on 11/24/2025 he bought 6,000 shares at $6.51 per share. Following these transactions, the form shows 2,992,000 shares held directly, which includes 275,000 shares held by certain immediate family members. It also reports indirect interests in 256,120 shares through HCWG LLC, 550,000 shares through KIG LLC, and 3,714,020 shares through AFH Holdings & Advisory, LLC, subject to the stated beneficial ownership disclaimers.
Neonc Technologies Holdings, Inc. (NTHI) disclosed an insider stock purchase by its Chief Clinical Officer on a Form 4. On 11/20/2025, the officer bought 1,100 shares of common stock at a price of $6.69 per share in an open-market transaction coded as a purchase ("P"). After this transaction, the officer beneficially owned 134,260 shares of Neonc Technologies common stock, held directly.
NEONC Technologies Holdings (NTHI): insider equity grant reported. President, Director, and 10% Owner Amir F. Heshmatpour reported acquiring 1,200,000 shares of restricted common stock on 11/06/2025 under the 2023 Equity Incentive Plan. Of these, 600,000 vest on January 2, 2026, with the remaining 600,000 vesting in twelve monthly tranches of 50,000 beginning February 1, 2026.
Following the grant, directly beneficially owned common stock was 2,962,000 shares. Indirect holdings were reported as 256,120 shares by HCWG LLC, 550,000 shares by KIG LLC, and 3,714,020 shares by AFH Holding & Advisory, LLC, with applicable ownership disclaimers noted.