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Peter Kolchinsky, 10% owner at Hemab Therapeutics, bought COAG on Jun 15, 2026

Prices as of Oct 1 · price update delayed · Every feed →

▲ BUY$153K6,146 shares at $24.89Peter Kolchinsky 10% ownerCOAG Hemab Therapeutics Holdings, Inc.
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Traded
Jun 15, 2026
Disclosed
Jun 17, 2026
Filed
2 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

Peter Kolchinsky, 10% owner at Hemab Therapeutics, bought COAG on Jun 15, 2026TRADEDDISCLOSED
COAGSimilar stocks (S&P 500 (SPY)), rebased to COAG's price on the disclosure day
COAG since disclosure
+17.4%
Similar stocks (SPY) since disclosure
+3.1%
S&P 500 (SPY)

Change in closing price from Jun 17, 2026 (the first trading day on or after disclosure) to Oct 1, 2026. Dividends excluded. Not a return anyone earned.

Our take

None of our tested rules fired on this trade.

Other trades in the same filing

  1. ▲ BUYRA Capital Healthcare Fund LP 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$1.5Mdisclosed Jun 17 · filed 1 day after the trade
  2. ▲ BUYRa Capital Management, L.P. 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$1.5Mdisclosed Jun 17 · filed 1 day after the trade
  3. ▲ BUYPeter Kolchinsky 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$1.5Mdisclosed Jun 17 · filed 1 day after the trade
  4. ▲ BUYRajeev M. Shah 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$1.5Mdisclosed Jun 17 · filed 1 day after the trade
  5. ▲ BUYRa Capital Management, L.P. 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$153Kdisclosed Jun 17 · filed 2 days after the trade
  6. ▲ BUYRajeev M. Shah 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$153Kdisclosed Jun 17 · filed 2 days after the trade
  7. ▲ BUYRA Capital Healthcare Fund LP 10% ownerCOAG Hemab Therapeutics Holdings, Inc.$153Kdisclosed Jun 17 · filed 2 days after the trade

See every trade on COAG →