Retirement Systems of Alabama’s Ciena CIEN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$11.6M Sell
29,912
-139,378
-82% -$42.6M 0.04% 455
2025
Q4
$39.6M Sell
169,290
-1,630
-1% -$316K 0.13% 140
2025
Q3
$24.9M Sell
170,920
-2,814
-2% -$287K 0.08% 224
2025
Q2
$14.1M Buy
173,734
+762
+0.4% +$54.7K 0.05% 376
2025
Q1
$10.5M Sell
172,972
-144,543
-46% -$11.4M 0.04% 448
2024
Q4
$26.9M Sell
317,515
-85,975
-21% -$6.17M 0.1% 196
2024
Q3
$24.9M Buy
403,490
+18,426
+5% +$971K 0.09% 221
2024
Q2
$18.6M Sell
385,064
-3,225
-0.8% -$153K 0.07% 275
2024
Q1
$19.2M Sell
388,289
-72,438
-16% -$3.82M 0.07% 278
2023
Q4
$20.7M Sell
460,727
-66,420
-13% -$2.93M 0.09% 221
2023
Q3
$24.9M Sell
527,147
-5,554
-1% -$245K 0.12% 165
2023
Q2
$22.6M Buy
532,701
+78,299
+17% +$3.57M 0.1% 182
2023
Q1
$23.9M Buy
454,402
+23,666
+5% +$1.18M 0.1% 190
2022
Q4
$22M Buy
430,736
+46,765
+12% +$2.11M 0.1% 209
2022
Q3
$15.5M Sell
383,971
-4,409
-1% -$212K 0.07% 267
2022
Q2
$17.7M Buy
388,380
+24,675
+7% +$1.28M 0.08% 261
2022
Q1
$22.1M Buy
363,705
+348
+0.1% +$22.8K 0.08% 243
2021
Q4
$28M Sell
363,357
-67,518
-16% -$4.17M 0.1% 197
2021
Q3
$22.1M Sell
430,875
-11,485
-3% -$638K 0.08% 237
2021
Q2
$25.2M Sell
442,360
-638
-0.1% -$35.2K 0.09% 220
2021
Q1
$24.2M Buy
442,998
+31,367
+8% +$1.69M 0.09% 227
2020
Q4
$21.8M Buy
411,631
+40,560
+11% +$1.8M 0.09% 230
2020
Q3
$14.7M Buy
371,071
+15,108
+4% +$795K 0.07% 257
2020
Q2
$19.3M Sell
355,963
-110,958
-24% -$5.52M 0.09% 207
2020
Q1
$18.6M Hold
466,921
0.1% 183
2019
Q4
$19.9M Sell
466,921
-192
-0% -$7.32K 0.09% 227
2019
Q3
$18.3M Buy
467,113
+15,469
+3% +$648K 0.09% 233
2019
Q2
$18.6M Sell
451,644
-1,067
-0.2% -$41.1K 0.09% 233
2019
Q1
$16.9M Buy
452,711
+3,246
+0.7% +$126K 0.08% 239
2018
Q4
$15.2M Sell
449,465
-70,302
-14% -$2.23M 0.08% 234
2018
Q3
$16.2M Sell
519,767
-66,438
-11% -$1.86M 0.08% 270
2018
Q2
$15.5M Sell
586,205
-927
-0.2% -$23.5K 0.08% 272
2018
Q1
$15.2M Sell
587,132
-97,852
-14% -$2.3M 0.08% 284
2017
Q4
$14.3M Buy
684,984
+1,582
+0.2% +$33.5K 0.07% 321
2017
Q3
$15M Sell
683,402
-69,841
-9% -$1.67M 0.08% 270
2017
Q2
$18.8M Buy
753,243
+415
+0.1% +$9.94K 0.1% 203
2017
Q1
$17.8M Buy
752,828
+2,409
+0.3% +$59.1K 0.1% 214
2016
Q4
$18.3M Buy
750,419
+1,956
+0.3% +$42.7K 0.11% 198
2016
Q3
$16.3M Buy
748,463
+581,677
+349% +$12.1M 0.1% 221
2016
Q2
$3.13M Sell
166,786
-354,799
-68% -$6.43M 0.02% 803
2016
Q1
$9.92M Buy
521,585
+53,820
+12% +$994K 0.06% 383
2015
Q4
$9.68M Buy
467,765
+277
+0.1% +$6.36K 0.06% 397
2015
Q3
$9.69M Buy
467,488
+318,103
+213% +$7.39M 0.06% 397
2015
Q2
$3.54M Buy
149,385
+12,018
+9% +$274K 0.02% 813
2015
Q1
$2.65M Sell
137,367
-216
-0.2% -$4.3K 0.01% 884
2014
Q4
$2.67M Hold
137,583
0.01% 872
2014
Q3
$2.3M Buy
137,583
+3,910
+3% +$76.6K 0.01% 892
2014
Q2
$2.9M Sell
133,673
-356,807
-73% -$7.33M 0.02% 833
2014
Q1
$11.2M Buy
490,480
+4,019
+0.8% +$94.5K 0.06% 345
2013
Q4
$11.6M Hold
486,461
0.07% 319
2013
Q3
$12.2M Buy
486,461
+362,697
+293% +$8.17M 0.08% 286
2013
Q2
$2.4M Buy
+123,764
New +$2.06M 0.02% 844

Other funds holding CIEN