Portolan Capital Management’s Ambarella AMBA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
$3.84M Buy
2022
Q1
Sell
2021
Q4
$1.44M Buy
2021
Q3
$1.05M Sell
2021
Q2
$1.12M Sell
2021
Q1
$3.45M Sell
2020
Q4
$12.7M Buy
2020
Q3
$6.27M Buy
2018
Q1
Sell
2017
Q4
$6.48M Sell
2017
Q3
$7.53M Buy