Yorktown Management & Research Company’s Ciena CIEN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
$386K Buy
2022
Q3
Sell
2022
Q2
$425K Hold
2022
Q1
$564K Hold
2021
Q4
$716K Hold
2021
Q3
$478K Hold
2021
Q2
$529K Buy
2021
Q1
$323K Hold
2020
Q4
$312K Hold
2020
Q3
$234K Hold
2020
Q2
$320K Buy