Arkolith/Insider Trading/BYSI

BYSI Insider Trading

BYSI · full profile →Last filing Oct 17, 2025
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 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.

Form 4 insider API

Open-market buys and sells, cluster scans, company flows.

insider.transactions

13F holdings API

Owners, holdings, deltas, point-in-time portfolios.

stock.owners

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Recent Form 4 Transactions

70 shown
DateInsiderRoleActionSharesPriceValue
Oct 17, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)46K$1.76$80K
Oct 16, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)86K$1.72$148K
Oct 15, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)18K$1.65$30K
Oct 14, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)28K$1.65$47K
Oct 13, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)107K$1.70$183K
Oct 10, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)2K$1.77$4K
Oct 9, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)4K$1.81$7K
Oct 8, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)8K$1.77$13K
Oct 7, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)2K$1.79$4K
Oct 6, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)18K$1.78$31K
Oct 3, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)600$1.76$1K
Oct 2, 2025Cui Xiangmin10% OwnerSell(S)600$1.73$1K
Oct 1, 2025Cui Xiangmin10% OwnerSell(S)3K$1.80$5K
Sep 30, 2025Cui Xiangmin10% OwnerSell(S)4K$1.81$8K
Sep 29, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)500$1.75$875
Sep 26, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)600$1.68$1K
Sep 25, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)700$1.66$1K
Sep 24, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)2K$1.68$4K
Sep 23, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)4K$1.72$7K
Sep 22, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)5K$1.83$10K
Sep 19, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)4K$1.79$7K
Sep 18, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)5K$1.74$9K
Sep 17, 2025Decheng Capital Global Healthcare GP, LLC10% OwnerSell(S)2K$1.83$4K
Sep 16, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)840$1.88$2K
Sep 15, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)3K$1.84$5K
Sep 12, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)700$1.85$1K
Sep 11, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)4K$1.90$7K
Sep 10, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)8K$1.93$16K
Sep 9, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)9K$1.97$18K
Sep 8, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)7K$1.93$14K
Sep 5, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)1K$1.86$2K
Sep 4, 2025Decheng Capital Management III (Cayman), LLC10% OwnerSell(S)803$1.82$1K
Sep 3, 2025Cui Xiangmin10% OwnerSell(S)1K$1.81$2K
Sep 2, 2025Cui Xiangmin10% OwnerSell(S)3K$1.78$5K
Aug 29, 2025Cui Xiangmin10% OwnerSell(S)800$1.74$1K
Aug 28, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)809$1.81$1K
Aug 27, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)1K$1.78$2K
Aug 26, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)2K$1.79$4K
Aug 25, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)300$1.77$531
Aug 22, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)2K$1.75$4K
Aug 21, 2025Decheng Capital Global Healthcare Fund (Master), LP10% OwnerSell(S)3K$1.79$5K
Aug 20, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)3K$1.74$6K
Aug 19, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)4K$1.77$6K
Aug 18, 2025Decheng Capital China Life Sciences USD Fund II, L.P.10% OwnerSell(S)48K$2.03$97K
Aug 15, 2025Cui Xiangmin10% OwnerSell(S)3K$2.00$6K
Aug 14, 2025Cui Xiangmin10% OwnerSell(S)2K$2.00$4K
Aug 4, 2025Cui Xiangmin10% OwnerSell(S)2K$2.18$5K
Jul 18, 2025Cui Xiangmin10% OwnerSell(S)900$2.20$2K
Jul 17, 2025Cui Xiangmin10% OwnerSell(S)21K$2.19$45K
Jul 16, 2025Cui Xiangmin10% OwnerSell(S)5K$2.24$12K
Jul 15, 2025Cui Xiangmin10% OwnerSell(S)2K$2.28$5K
Jul 14, 2025Cui Xiangmin10% OwnerSell(S)801$2.29$2K
Jul 11, 2025Cui Xiangmin10% OwnerSell(S)246$2.29$563
Jul 10, 2025Cui Xiangmin10% OwnerSell(S)768$2.28$2K
Jul 9, 2025Cui Xiangmin10% OwnerSell(S)252$2.27$572
Jul 8, 2025Cui Xiangmin10% OwnerSell(S)9K$2.29$21K
Jul 2, 2025Cui Xiangmin10% OwnerSell(S)324$2.42$784
Jul 1, 2025Cui Xiangmin10% OwnerSell(S)600$2.43$1K
Jun 23, 2025Cui Xiangmin10% OwnerSell(S)2K$3.09$5K
Jun 20, 2025Cui Xiangmin10% OwnerSell(S)60K$3.11$187K
Jun 20, 2025Cui Xiangmin10% OwnerSell(S)225K$3.16$712K
Jun 18, 2025Cui Xiangmin10% OwnerSell(S)59K$3.17$188K
Jun 17, 2025Cui Xiangmin10% OwnerSell(S)5K$3.23$16K
Apr 21, 2025Lu Yingjuan JuneChief Scientific OfficerGrant(A)19K—$0
Apr 21, 2025Fabbio PatrickDirectorGrant(A)24K—$0
Apr 21, 2025Xu SihaiDirectorGrant(A)20K—$0
Apr 21, 2025Majeti JiangwenDirectorGrant(A)23K—$0
Apr 21, 2025Delaney BrendanDirectorGrant(A)22K—$0
Apr 21, 2025Huang LanChief Executive Officer, Director, 10% OwnerGrant(A)44K—$0
Apr 21, 2025Kirkby MatthewDirectorGrant(A)26K—$0

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.

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