BCAM
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Boston Common Asset Management’s Ciena CIEN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q1
Sell
-3,015
Closed -$256K 295
2024
Q4
$256K Buy
+3,015
New +$256K 0.01% 286
2023
Q4
Sell
-10,755
Closed -$508K 307
2023
Q3
$508K Sell
10,755
-149,841
-93% -$7.08M 0.01% 270
2023
Q2
$6.82M Sell
160,596
-167,294
-51% -$7.11M 0.15% 173
2023
Q1
$17.2M Sell
327,890
-18,726
-5% -$984K 0.36% 108
2022
Q4
$17.7M Buy
346,616
+276
+0.1% +$14.1K 0.85% 43
2022
Q3
$14M Sell
346,340
-90,053
-21% -$3.64M 0.73% 51
2022
Q2
$19.9M Sell
436,393
-176,384
-29% -$8.06M 0.99% 33
2022
Q1
$37.2M Sell
612,777
-65,995
-10% -$4M 1.61% 12
2021
Q4
$52.2M Sell
678,772
-42,913
-6% -$3.3M 2.11% 4
2021
Q3
$37.1M Buy
721,685
+1,563
+0.2% +$80.3K 1.6% 12
2021
Q2
$41M Buy
720,122
+378,870
+111% +$21.6M 1.76% 7
2021
Q1
$18.7M Buy
341,252
+44,467
+15% +$2.43M 1.18% 20
2020
Q4
$15.7M Buy
296,785
+86,181
+41% +$4.55M 1.09% 24
2020
Q3
$8.36M Buy
210,604
+48,502
+30% +$1.93M 0.79% 41
2020
Q2
$8.78M Buy
162,102
+19,041
+13% +$1.03M 0.94% 36
2020
Q1
$5.7M Buy
143,061
+68,241
+91% +$2.72M 0.8% 43
2019
Q4
$3.19M Buy
+74,820
New +$3.19M 0.37% 80