Home / Stocks / ETNB

ETNB insider trading

89bio, Inc. — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
5
Bought · 24 mo
$50.3M
Buys · last 90 days
0 · $0
Most recent buy
2025-02-03

Recent insider filings

FiledInsiderTypeSharesPriceValue
2025-02-03Kolchinsky Peter
Director · 10% owner
Bought5,714,285$8.75$50.0M
2025-01-23McWherter Charles
Director
Bought15,000$6.66$100k
2024-12-10PALEKAR ROHAN
Chief Executive Officer
Bought5,000$7.89$39k
2024-12-09McWherter Charles
Director
Bought10,000$8.00$80k
2024-11-25PALEKAR ROHAN
Chief Executive Officer
Bought10,000$8.35$84k

Most active insider buyers

InsiderRoleBuysTotal bought
Kolchinsky PeterDirector · 10% owner1$50.0M
McWherter CharlesDirector2$180k
PALEKAR ROHANChief Executive Officer2$123k

See ETNB on the chart

Every insider buy and sell for ETNB plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

Open the browserFree sample
Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.