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Company profile

Rallybio Corp insider acquisitions

Company CIK 0001739410 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
RLYB · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 23, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate
30-day company acquisitions grouped by security, category, original code, and currency.
Type / codeReported securityTransactionsKnown purchase valueMissing amounts
Exercise / conversionCode MCommon StockNon-derivative · Currency not specified8Not applicable0

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.Soteropoulos PaulaSoteropoulos PaulaBoudreau Helen MBoudreau Helen MHopfner Robert LorneHopfner Robert LorneLieber Jonathan ILieber Jonathan IUden StephenUden StephenSoteropoulos Paula · October 16, 2026 · Exercise / conversion · Common StockBoudreau Helen M · October 16, 2026 · Exercise / conversion · Common StockHopfner Robert Lorne · October 12, 2026 · Exercise / conversion · Common StockHopfner Robert Lorne · October 12, 2026 · Exercise / conversion · Common StockHopfner Robert Lorne · October 12, 2026 · Exercise / conversion · Common StockLieber Jonathan I · October 9, 2026 · Exercise / conversion · Common StockUden Stephen · October 6, 2026 · Exercise / conversion · Common StockLieber Jonathan I · September 29, 2026 · Exercise / conversion · Common StockSep 29, 2026Oct 16, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

8 dated transactions · 5 of 5 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Oct 16, 2026Rallybio CorpCommon StockSoteropoulos PaulaExercise / conversion
Oct 16, 2026Rallybio CorpCommon StockBoudreau Helen MExercise / conversion
Oct 12, 2026Rallybio CorpCommon StockHopfner Robert LorneExercise / conversion
Oct 12, 2026Rallybio CorpCommon StockHopfner Robert LorneExercise / conversion
Oct 12, 2026Rallybio CorpCommon StockHopfner Robert LorneExercise / conversion
Oct 9, 2026Rallybio CorpCommon StockLieber Jonathan IExercise / conversion
Oct 6, 2026Rallybio CorpCommon StockUden StephenExercise / conversion
Sep 29, 2026Rallybio CorpCommon StockLieber Jonathan IExercise / conversion

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

RLYB · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

Reset
Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Exercise / conversionCommon StockNon-derivative security · Code M3,5622.38Value: 8,477.56Currency not specifiedView ↗
Trade: Exercise / conversionCommon StockNon-derivative security · Code M2,06215.28Value: 31,507.36Currency not specifiedView ↗
Trade: Exercise / conversionCommon StockNon-derivative security · Code M2,06215.28Value: 31,507.36Currency not specifiedView ↗
Trade: Exercise / conversionCommon StockNon-derivative security · Code M3,5622.38Value: 8,477.56Currency not specifiedView ↗
Trade: Exercise / conversionCommon StockNon-derivative security · Code M9,1967.6Value: 69,889.6Currency not specifiedView ↗
Trade:
Lieber Jonathan IChief Financial Officer
Exercise / conversionCommon StockNon-derivative security · Code M3,9106.08Value: 23,772.8Currency not specifiedView ↗
Trade:
Uden StephenChief Executive Officer · Director
Exercise / conversionCommon StockNon-derivative security · Code M22,4566.08Value: 136,532.48Currency not specifiedView ↗
Trade:
Lieber Jonathan IChief Financial Officer
Exercise / conversionCommon StockNon-derivative security · Code M5,0006.08Value: 30,400Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →