NovaBridge Biosciences (NBP) Insider Trading
Directors, officers and holders of more than 10% of NBP report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 35 most recent of 35 transactions on file: 1 with code P, 7 with code S and 27 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | Woo Ian Ying | Director | M Exercise | 13,271 | Not measured | Not measured |
| Oct 15, 2026 | Woo Ian Ying | Director | M Exercise | 5,770 | Not measured | Not measured |
| Sep 18, 2026 | Dennis Phillip Andrew | Chief Medical Officer | S Sale | 8,209 | $0.7100 | $5,828 |
| Sep 17, 2026 | Dennis Phillip Andrew | Chief Medical Officer | M Exercise | 10,302 | Not measured | Not measured |
| Sep 17, 2026 | Dennis Phillip Andrew | Chief Medical Officer | M Exercise | 23,695 | Not measured | Not measured |
| Sep 9, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | S Sale | 107,978 | $0.7400 | $79,904 |
| Sep 3, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | M Exercise | 102,233 | Not measured | Not measured |
| Sep 3, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | M Exercise | 235,136 | Not measured | Not measured |
| Sep 3, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | M Exercise | 104,236 | Not measured | Not measured |
| Sep 3, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | M Exercise | 45,320 | Not measured | Not measured |
| Aug 31, 2026 | Xu Cong Claire | EVP, Clinical Development | S Sale | 3,282 | $0.7900 | $2,593 |
| Aug 30, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 4,079 | Not measured | Not measured |
| Aug 30, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 9,382 | Not measured | Not measured |
| Aug 22, 2026 | Lenz Robert A. | Director | M Exercise | 17,218 | Not measured | Not measured |
| Aug 22, 2026 | Lenz Robert A. | Director | M Exercise | 7,486 | Not measured | Not measured |
| Jul 8, 2026 | Lin Liwei Lorraine | General Counsel | A Award | 254,780 | Not measured | Not measured |
| Jul 8, 2026 | Hagler Mark Arnold | Chief Commercial Officer | A Award | 949,050 | Not measured | Not measured |
| Jul 6, 2026 | Gupta Srishti | Chief Executive Officer | A Award | 3,000,000 | Not measured | Not measured |
| Jul 6, 2026 | Xu Cong Claire | EVP, Clinical Development | S Sale | 4,485 | $0.8900 | $3,992 |
| Jul 4, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 12,432 | Not measured | Not measured |
| Jul 4, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 5,405 | Not measured | Not measured |
| Jun 29, 2026 | Fu Wei | Director | A Award | 1,087,720 | Not measured | Not measured |
| Jun 29, 2026 | Fu Wei | Director | A Award | 725,140 | Not measured | Not measured |
| Jun 29, 2026 | Fu Wei | Director | A Award | 1,087,720 | Not measured | Not measured |
| Jun 29, 2026 | Fu Wei | Director | A Award | 1,010,100 | Not measured | Not measured |
| Jun 22, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | A Award | 181,290 | Not measured | Not measured |
| Jun 22, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | A Award | 181,280 | Not measured | Not measured |
| Jun 18, 2026 | Dennis Phillip Andrew | Chief Medical Officer | S Sale | 8,494 | $0.6600 | $5,606 |
| Jun 17, 2026 | Dennis Phillip Andrew | Chief Medical Officer | M Exercise | 10,302 | Not measured | Not measured |
| Jun 17, 2026 | Dennis Phillip Andrew | Chief Medical Officer | M Exercise | 23,695 | Not measured | Not measured |
| Jun 1, 2026 | Xu Cong Claire | EVP, Clinical Development | S Sale | 3,494 | $3.94 | $13,766 |
| May 30, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 4,079 | Not measured | Not measured |
| May 30, 2026 | Xu Cong Claire | EVP, Clinical Development | M Exercise | 9,382 | Not measured | Not measured |
| May 14, 2026 | Cao Sean Wuxiong | Chief Bus. Development Officer | S Sale | 21,399 | $1.99 | $42,584 |
| Apr 24, 2026 | Hagler Mark Arnold | Chief Commercial Officer | P Purchase | 230,000 | $2.51 | $577,300 |
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.