Thomas C. Chen

Insider Reports History

Reporting-owner location: Westlake Village, CA
Latest reporting-owner signature: /S/ THOMAS C CHEN
Source: Latest parsed Forms 3/4/5 signature
Transaction source note: Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Thomas C. Chen

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Common Stock
Shares / value: 2,833,961
Estimated value: $18,704,142
Report date: 26 Mar 2025
Price: $6.60
Ownership: By TR Chen Third Family Limited Partnership.

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Common Stock
Shares / value: 888,148
Estimated value: $5,861,776
Report date: 26 Mar 2025
Price: $6.60
Ownership: By NeuCen Biomedical Co. Ltd.

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Common Stock
Shares / value: 261,242
Estimated value: $4,997,533
Report date: 26 Mar 2025
Price: $19.13
Ownership: By HCWG LLC

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Common Stock
Shares / value: 545,800
Estimated value: $3,602,280
Report date: 26 Mar 2025
Price: $6.60
Ownership: Indirect

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Common Stock
Shares / value: 93,253
Estimated value: $615,469
Report date: 26 Mar 2025
Price: $6.60
Ownership: By Tien Duan Chen Trust.

Form 4 holding CEO, Director, 10%+ Owner

NEONC TECHNOLOGIES HOLDINGS, INC.

Security class: Warrant (right to buy)
Shares / value: 0
Estimated value
Report date: 26 Mar 2025
Price
Ownership: By HCWG
Underlying class: Common Stock
Underlying amount

Insider Reports Filed by Thomas C. Chen

4 NTHI

NEONC TECHNOLOGIES HOLDINGS, INC.

Report period: 21 May 2025
Transactions: 2
Transaction value: +$40,002
Accepted by SEC: 23 May 2025, 21:30
Role: CEO, Director, 10%+ Owner
Next action: Open filing details

4 NTHI

NEONC TECHNOLOGIES HOLDINGS, INC.

Report period: 12 May 2025
Transactions: 1
Transaction value: +$2,800
Accepted by SEC: 19 May 2025, 21:24
Role: CEO, Director, 10%+ Owner
Next action: Open filing details

4/A NTHI

NEONC TECHNOLOGIES HOLDINGS, INC.

Report period: 26 Mar 2025
Transactions: 5
Transaction value: -$18,799
Accepted by SEC: 05 Jun 2025, 19:05
Role: CEO, Director, 10%+ Owner
Next action: Open filing details

4/A NTHI

NEONC TECHNOLOGIES HOLDINGS, INC.

Report period: 26 Mar 2025
Transactions: 5
Transaction value: -$18,799
Accepted by SEC: 08 Apr 2025, 21:35
Role: CEO, Director, 10%+ Owner
Next action: Open filing details

3 NTHI

NEONC TECHNOLOGIES HOLDINGS, INC.

Report period: 25 Mar 2025
Transactions: 0
Transaction value: $0
Accepted by SEC: 25 Mar 2025, 16:43
Role: CEO, Director, 10%+ Owner
Next action: Open filing details

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