NBP Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$577K
1 insiders
Open-Market Sells (180d)
$69K
3 insiders
Net Insider Flow
$509K
open market, 180d
Reporting Insiders
4
6 P/S transactions
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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

43 shown
DateInsiderRoleActionSharesPriceValue
Aug 31, 2026Xu Cong ClaireEVP, Clinical DevelopmentSell(S)3K$0.79$3K
Aug 30, 2026Xu Cong ClaireEVP, Clinical DevelopmentOption exercise(M)4K$0
Aug 30, 2026Xu Cong ClaireEVP, Clinical DevelopmentOption exercise(M)9K
Aug 22, 2026Lenz Robert A.DirectorOption exercise(M)7K$0
Aug 22, 2026Lenz Robert A.DirectorOption exercise(M)17K
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
Jan 22, 2006Miller Paul FInsiderOption exercise(X)115$0
Jan 22, 2006Miller Paul FInsiderOther(J)564$45.26$26K
Jan 22, 2006Miller Paul FInsiderOption exercise(X)564$0
Jan 22, 2006Place Janet KInsiderOption exercise(X)230$0
Jan 22, 2006Place Janet KInsiderOther(J)1K$45.26$51K
Jan 22, 2006Place Janet KInsiderOption exercise(X)1K$0
Jan 22, 2006Neppl RayInsiderOption exercise(X)230$0
Jan 22, 2006Neppl RayInsiderOption exercise(X)1K$0
Jan 22, 2006Neppl RayInsiderOther(J)1K$45.26$51K
Jan 22, 2006Schaffart Gaye LynnInsiderOption exercise(X)87$0
Jan 22, 2006Schaffart Gaye LynnInsiderOther(J)426$45.26$19K
Jan 22, 2006Schaffart Gaye LynnInsiderOption exercise(X)426$0
Jan 22, 2006Cordes William RCEOOption exercise(X)2K$0
Jan 22, 2006Cordes William RCEOOther(J)9K$45.26$425K
Jan 22, 2006Cordes William RCEOOption exercise(X)9K$0
Jan 22, 2006Peters Jerry LChief Financial & Acctg. Off.Option exercise(X)842$0
Jan 22, 2006Peters Jerry LChief Financial & Acctg. Off.Option exercise(X)4K$0
Jan 22, 2006Peters Jerry LChief Financial & Acctg. Off.Other(J)4K$45.26$187K

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 2006-01-022026-09-02. Earlier history is backfilling; this window widens as it deepens.

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