EC
MBX

EcoR1 Capital’s MBX Biosciences, Inc. Common Stock MBX Stock Holding History

EcoR1 Capital’s Portfolio MBX Stock Details MBX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$13.1M Sell
1,149,794
-109,479
-9% -$1.25M 0.78% 24
2025
Q1 		$9.29M Hold
1,259,273
– – 0.55% 24
2024
Q4 		$23.2M Buy
1,259,273
+83,464
+7% +$1.54M 0.88% 22
2024
Q3 		$30.5M Buy
+1,175,809
New +$30.5M 1.05% 24