RA Capital Nexus Fund III, L.P. bought $2.1M of MLYS

bought $2.11m of MLYS

131,600 shares @ $16.00

Increased holdings by +7.60%

23rd largest trade (out of 124)

Large TradeCluster Buy

Trade made by a director

Part of a cluster of 37 transactions by 14 insiders

Unscheduled trade

Insider trade was 11% below market price

Micro Cap stock — higher insider information edge

MLYSMineralys Therapeutics, Inc.

HealthcareBiotechnology

1D0.00%

1W+3.79%

1M+10.54%

3M—

6M—

1Y—

Recent insider activity at MLYS