KROS insider buying
Every open-market purchase of Keros Therapeutics, Inc. (KROS) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$75.77K
Insiders buying (12m)1
Purchases on record6
Last purchase filedAug 19, 2026
In the last 12 months, 1 insider of Keros Therapeutics, Inc. bought $75.77K of KROS stock on the open market in 6 reported purchases. The most recent was filed on Aug 19, 2026: Bienaime Jean Jacques (Director) bought 1,000 shares at $10.27, worth $10.27K. The largest purchase on record here is $22.42K by Bienaime Jean Jacques on Mar 9, 2026. 6 of these trades were pre-scheduled under a Rule 10b5-1 plan.
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| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| Aug 19 | Bienaime Jean Jacques10b5-1Director | $10.27K | 1,000 | $10.27 | +5% | Aug 17 | SEC |
| Jul 17 | Bienaime Jean Jacques10b5-1Director | $10.61K | 1,000 | $10.61 | +6% | Jul 15 | SEC |
| Jun 17 | Bienaime Jean Jacques10b5-1Director | $10.19K | 1,000 | $10.19 | +6% | Jun 15 | SEC |
| May 19 | Bienaime Jean Jacques10b5-1Director | $10.58K | 1,000 | $10.58 | +12% | May 15 | SEC |
| Apr 17 | Bienaime Jean Jacques10b5-1Director | $11.70K | 1,000 | $11.70 | +13% | Apr 15 | SEC |
| Mar 11 | Bienaime Jean Jacques10b5-1Director | $22.42K | 2,000 | $11.21 | +37% | Mar 9 | SEC |