Hillsdale Investment Management’s Ribbon Communications RBBN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q2
Sell
2025
Q1
$1.28M Buy
2022
Q1
Sell
2021
Q4
$3.5M Sell
2021
Q3
$3.46M Hold
2021
Q2
$4.4M Hold
2021
Q1
$4.75M Hold
2020
Q4
$3.8M Sell
2020
Q3
$2.26M Hold
2020
Q2
$2.29M Sell
2020
Q1
$1.8M Sell
2019
Q4
$1.86M Buy
2019
Q3
$1.36M Buy