MAM
GRTS

Martingale Asset Management’s Gritstone bio, Inc. Common Stock GRTS Stock Holding History

Martingale Asset Management’s Portfolio GRTS Stock Details GRTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2022
Q1 		– Sell
-16,000
Closed -$206K – 883
2021
Q4 		$206K Buy
+16,000
New +$206K ﹤0.01% 792
2020
Q4 		– Sell
-14,500
Closed -$39K – 1065
2020
Q3 		$39K Sell
14,500
-129,015
-90% -$347K ﹤0.01% 1014
2020
Q2 		$954K Buy
+143,515
New +$954K 0.01% 739