RLYB Insider Trading

Rallybio Corp · full profile →Last filing Feb 23, 2026
Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$4K
1 insiders
Net Insider Flow
-$4K
open market, 180d
Reporting Insiders
1
1 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

41 shown
DateInsiderRoleActionSharesPriceValue
Feb 23, 2026Lieber Jonathan IChief Financial OfficerSell(S)789$5.06$4K
Feb 18, 2026Mackay MartinDirectorGrant(A)18K$3.60$65K
Feb 18, 2026Hunt RonaldDirectorGrant(A)14K$3.60$51K
Feb 18, 2026Lieber Jonathan IChief Financial OfficerGrant(A)3K$0
May 13, 2025Mackay MartinDirectorGrant(A)29K$0
May 13, 2025Liu HuiDirectorGrant(A)29K$0
May 13, 2025Soteropoulos PaulaDirectorGrant(A)29K$0
May 13, 2025Hopfner Robert LorneDirectorGrant(A)29K$0
May 13, 2025Nash Christine ADirectorGrant(A)29K$0
May 13, 2025Hunt RonaldDirectorGrant(A)29K$0
May 13, 2025Chung WendyDirectorGrant(A)29K$0
May 13, 2025Boudreau Helen MDirectorGrant(A)29K$0
Feb 14, 2025Lieber Jonathan IChief Financial OfficerGrant(A)180K$0
Feb 14, 2025Ryder StevenChief Medical OfficerGrant(A)180K$0
Feb 14, 2025Uden StephenChief Executive Officer, DirectorGrant(A)454K$0
Jan 2, 2025Liu HuiDirectorGrant(A)68K$0.70$47K
Jan 2, 2025Hopfner Robert LorneDirectorGrant(A)74K$0.70$51K
Jan 2, 2025Hunt RonaldDirectorGrant(A)74K$0.70$51K
Jan 2, 2025Mackay MartinDirectorGrant(A)93K$0.70$65K
May 15, 2024Chung WendyDirectorGrant(A)17K$0
May 15, 2024Hopfner Robert LorneDirectorGrant(A)17K$0
May 15, 2024Nash Christine ADirectorGrant(A)17K$0
May 15, 2024Soteropoulos PaulaDirectorGrant(A)17K$0
May 15, 2024Parmar KushDirectorGrant(A)17K$0
May 15, 2024Liu HuiDirectorGrant(A)17K$0
May 15, 2024Boudreau Helen MDirectorGrant(A)17K$0
May 15, 2024Hunt RonaldDirectorGrant(A)17K$0
Feb 15, 2024Uden StephenChief Executive Officer, DirectorGrant(A)216K$0
Feb 15, 2024Mackay MartinExecutive Chairman, DirectorGrant(A)216K$0
Feb 15, 2024Lieber Jonathan IChief Financial OfficerGrant(A)120K$0
Feb 15, 2024Ryder StevenChief Medical OfficerGrant(A)120K$0
Jan 2, 2024Parmar KushDirectorGrant(A)27K$1.77$48K
Jan 2, 2024Hunt RonaldDirectorGrant(A)29K$1.77$51K
May 17, 2023Parmar KushDirectorGrant(A)15K$0
May 17, 2023Nash Christine ADirectorGrant(A)15K$0
May 17, 2023Boudreau Helen MDirectorGrant(A)15K$0
May 17, 2023Hopfner Robert LorneDirectorGrant(A)15K$0
May 17, 2023Soteropoulos PaulaDirectorGrant(A)15K$0
May 17, 2023Liu HuiDirectorGrant(A)15K$0
May 17, 2023Hunt RonaldDirectorGrant(A)15K$0
May 17, 2023Chung WendyDirectorGrant(A)12K$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).