NBP Stock: Insider Activity, Filings & Research
NovaBridge Biosciences (NBP) — Drillr’s hub for NBP insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, NBP insiders filed 1 open-market buy and 2 sales (SEC Form 4).
NBP insider trading activity (SEC Form 4)
Sentiment
91/100
Buys (3m)
1
Sells (3m)
2
Net (3m)
$520.9K
Insiders buying
Insider trades by month Buys Sells
Apr
May
Jun
Context3-month price -43.7%
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 2, 2026 | Xu Cong Claireofficer: SVP, Clinical Development | Option | 4,079 | — |
| Jun 2, 2026 | Xu Cong Claireofficer: SVP, Clinical Development | Option | 9,382 | — |
| Jun 2, 2026 | Xu Cong Claireofficer: SVP, Clinical Development | Sell | 3,494 | $3.94 |
| May 18, 2026 | Cao Sean Wuxiongdirector, officer: See Remarks | Sell | 21,399 | $1.99 |
| Apr 28, 2026 | Hagler Mark Arnoldofficer: See Remarks | Buy | 230,000 | $2.51 |
Source: NBP SEC Form 4 filings, latest Jun 2, 2026. For informational purposes only — not investment advice.
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