Rallybio Corp (RLYB)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date	Executive	Executive Title	Security Type	Acquisition / Disposal	Shares	Share price
Sep 16, 2026	CHUNG, WENDY	Director	Option (Right to Buy)	Disposal	3,562	0
Sep 16, 2026	CHUNG, WENDY	Director	Common Stock	Acquisition	3,562	2.38
Jul 6, 2026	BOUDREAU, HELEN M	Director	Option (Right to Buy)	Disposal	3,562	0
Jul 6, 2026	BOUDREAU, HELEN M	Director	Common Stock	Acquisition	3,562	2.38
May 19, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	200	13.8
May 19, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	10,000	13.982
May 18, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	6,009	13.976
May 15, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	200	13.95
May 15, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	100	13.8
May 13, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	4,081	13.799
May 13, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	75,178	14
May 12, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	800	13.829
May 11, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	19,900	14
May 11, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	25,000	14
May 11, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	5,100	13.998
May 5, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	35,101	13.996
May 4, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	3,900	13.898
May 4, 2026	ADAR1, CAPITAL MANAGEMENT, LLC	10% Owner	Common Stock	Acquisition	116,904	13.971
Feb 23, 2026	LIEBER, JONATHAN I	Chief Financial Officer	Common Stock	Disposal	789	5.06
Feb 18, 2026	MACKAY, MARTIN	Director	Option (Right to Buy)	Acquisition	18,055	3.6
Feb 18, 2026	LIEBER, JONATHAN I	Chief Financial Officer	Common Stock	Acquisition	2,500	0
Feb 18, 2026	HUNT, RONALD	Director	Option (Right to Buy)	Acquisition	14,305	3.6