NBP Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$577K
1 insiders
Open-Market Sells (180d)
$66K
3 insiders
Net Insider Flow
$511K
open market, 180d
Reporting Insiders
4
5 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

20 shown
DateInsiderRoleActionSharesPriceValue
Jul 8, 2026Hagler Mark ArnoldChief Commercial OfficerGrant(A)949K$0
Jul 8, 2026Lin Liwei LorraineGeneral CounselGrant(A)255K$0
Jul 6, 2026Xu Cong ClaireSVP, Clinical DevelopmentSell(S)4K$0.89$4K
Jul 6, 2026Gupta SrishtiChief Executive Officer, DirectorGrant(A)3.0M$0
Jul 4, 2026Xu Cong ClaireSVP, Clinical DevelopmentOption exercise(M)12K
Jul 4, 2026Xu Cong ClaireSVP, Clinical DevelopmentOption exercise(M)5K$0
Jun 29, 2026Fu WeiDirectorGrant(A)725K$0
Jun 29, 2026Fu WeiDirectorGrant(A)1.1M$0
Jun 29, 2026Fu WeiDirectorGrant(A)1.1M$0
Jun 29, 2026Fu WeiDirectorGrant(A)1.0M$0
Jun 22, 2026Cao Sean WuxiongChief Bus. Development Officer, DirectorGrant(A)181K$0
Jun 22, 2026Cao Sean WuxiongChief Bus. Development Officer, DirectorGrant(A)181K$0
Jun 18, 2026Dennis Phillip AndrewChief Medical OfficerSell(S)8K$0.66$6K
Jun 17, 2026Dennis Phillip AndrewChief Medical OfficerOption exercise(M)24K
Jun 17, 2026Dennis Phillip AndrewChief Medical OfficerOption exercise(M)10K$0
Jun 1, 2026Xu Cong ClaireSVP, Clinical DevelopmentSell(S)3K$3.94$14K
May 30, 2026Xu Cong ClaireSVP, Clinical DevelopmentOption exercise(M)9K
May 30, 2026Xu Cong ClaireSVP, Clinical DevelopmentOption exercise(M)4K$0
May 14, 2026Cao Sean WuxiongSee Remarks, DirectorSell(S)21K$1.99$43K
Apr 24, 2026Hagler Mark ArnoldSee RemarksBuy(P)230K$2.51$577K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-04-262026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).