Dimensional Fund Advisors’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 | $445M | Sell |
1,146,020
-250,854
| -18% | -$76.7M | 0.09% | 193 |
|
|
2025
Q4 | $327M | Sell |
1,396,874
-598,825
| -30% | -$116M | 0.07% | 302 |
|
|
2025
Q3 | $291M | Sell |
1,995,699
-273,525
| -12% | -$27.9M | 0.06% | 346 |
|
|
2025
Q2 | $185M | Sell |
2,269,224
-108,254
| -5% | -$7.77M | 0.04% | 554 |
|
|
2025
Q1 | $144M | Sell |
2,377,478
-225,053
| -9% | -$17.8M | 0.04% | 677 |
|
|
2024
Q4 | $221M | Sell |
2,602,531
-43,513
| -2% | -$3.12M | 0.05% | 427 |
|
|
2024
Q3 | $163M | Sell |
2,646,044
-60,264
| -2% | -$3.18M | 0.04% | 640 |
|
|
2024
Q2 | $130M | Buy |
2,706,308
+523,313
| +24% | +$24.8M | 0.03% | 732 |
|
|
2024
Q1 | $108M | Buy |
2,182,995
+20,585
| +1% | +$1.09M | 0.03% | 882 |
|
|
2023
Q4 | $97.3M | Buy |
2,162,410
+332,181
| +18% | +$14.6M | 0.03% | 924 |
|
|
2023
Q3 | $86.5M | Buy |
1,830,229
+157,604
| +9% | +$6.95M | 0.03% | 934 |
|
|
2023
Q2 | $71.1M | Sell |
1,672,625
-7,809
| -0.5% | -$356K | 0.02% | 1086 |
|
|
2023
Q1 | $88.3M | Sell |
1,680,434
-5,517
| -0.3% | -$275K | 0.03% | 911 |
|
|
2022
Q4 | $85.9K | Buy |
1,685,951
+21,446
| +1% | +$970K | 0.03% | 885 |
|
|
2022
Q3 | $67.3M | Sell |
1,664,505
-8,256
| -0.5% | -$397K | 0.03% | 983 |
|
|
2022
Q2 | $76.4M | Sell |
1,672,761
-80,991
| -5% | -$4.2M | 0.03% | 930 |
|
|
2022
Q1 | $106M | Buy |
1,753,752
+41,815
| +2% | +$2.74M | 0.03% | 805 |
|
|
2021
Q4 | $132M | Buy |
1,711,937
+2,414
| +0.1% | +$149K | 0.04% | 658 |
|
|
2021
Q3 | $87.8M | Sell |
1,709,523
-1,342
| -0.1% | -$74.5K | 0.03% | 946 |
|
|
2021
Q2 | $97.3M | Sell |
1,710,865
-18,128
| -1% | -$999K | 0.03% | 876 |
|
|
2021
Q1 | $94.6M | Buy |
1,728,993
+28,000
| +2% | +$1.51M | 0.03% | 881 |
|
|
2020
Q4 | $89.9M | Buy |
1,700,993
+50,665
| +3% | +$2.25M | 0.03% | 842 |
|
|
2020
Q3 | $65.5M | Buy |
1,650,328
+6,032
| +0.4% | +$317K | 0.03% | 954 |
|
|
2020
Q2 | $89M | Sell |
1,644,296
-16,818
| -1% | -$836K | 0.04% | 658 |
|
|
2020
Q1 | $66.1M | Buy |
1,661,114
+50,455
| +3% | +$2.07M | 0.03% | 746 |
|
|
2019
Q4 | $68.8M | Sell |
1,610,659
-6,483
| -0.4% | -$247K | 0.03% | 1108 |
|
|
2019
Q3 | $63.4M | Sell |
1,617,142
-292,419
| -15% | -$12.3M | 0.02% | 1146 |
|
|
2019
Q2 | $78.5M | Sell |
1,909,561
-1,099,882
| -37% | -$42.3M | 0.03% | 930 |
|
|
2019
Q1 | $112M | Sell |
3,009,443
-182,176
| -6% | -$7.07M | 0.04% | 567 |
|
|
2018
Q4 | $108M | Sell |
3,191,619
-735,000
| -19% | -$23.3M | 0.05% | 486 |
|
|
2018
Q3 | $123M | Sell |
3,926,619
-703,432
| -15% | -$19.7M | 0.05% | 531 |
|
|
2018
Q2 | $123M | Buy |
4,630,051
+224,828
| +5% | +$5.71M | 0.05% | 503 |
|
|
2018
Q1 | $114M | Buy |
4,405,223
+1,026,844
| +30% | +$24.2M | 0.05% | 523 |
|
|
2017
Q4 | $70.7M | Buy |
3,378,379
+551,855
| +20% | +$11.7M | 0.03% | 936 |
|
|
2017
Q3 | $62.1M | Buy |
2,826,524
+5,349
| +0.2% | +$128K | 0.03% | 1052 |
|
|
2017
Q2 | $70.6M | Buy |
2,821,175
+34,088
| +1% | +$817K | 0.03% | 831 |
|
|
2017
Q1 | $65.8M | Sell |
2,787,087
-145,013
| -5% | -$3.56M | 0.03% | 860 |
|
|
2016
Q4 | $71.6M | Buy |
2,932,100
+165,373
| +6% | +$3.61M | 0.04% | 738 |
|
|
2016
Q3 | $60.3M | Buy |
2,766,727
+312,906
| +13% | +$6.52M | 0.03% | 847 |
|
|
2016
Q2 | $46M | Sell |
2,453,821
-179,483
| -7% | -$3.25M | 0.03% | 1064 |
|
|
2016
Q1 | $50.1M | Buy |
2,633,304
+225,123
| +9% | +$4.16M | 0.03% | 921 |
|
|
2015
Q4 | $49.8M | Buy |
2,408,181
+189,415
| +9% | +$4.35M | 0.03% | 853 |
|
|
2015
Q3 | $46M | Buy |
2,218,766
+199,573
| +10% | +$4.64M | 0.03% | 882 |
|
|
2015
Q2 | $47.8M | Buy |
2,019,193
+349,723
| +21% | +$7.99M | 0.03% | 909 |
|
|
2015
Q1 | $32.2M | Buy |
1,669,470
+912,319
| +120% | +$18.2M | 0.02% | 1306 |
|
|
2014
Q4 | $14.7M | Sell |
757,151
-868,304
| -53% | -$14.5M | 0.01% | 2023 |
|
|
2014
Q3 | $27.2M | Buy |
1,625,455
+37,054
| +2% | +$726K | 0.02% | 1274 |
|
|
2014
Q2 | $34.4M | Buy |
1,588,401
+131,581
| +9% | +$2.7M | 0.02% | 1057 |
|
|
2014
Q1 | $33.1M | Buy |
1,456,820
+270,223
| +23% | +$6.36M | 0.02% | 1011 |
|
|
2013
Q4 | $28.4M | Buy |
1,186,597
+727,860
| +159% | +$17.3M | 0.02% | 1132 |
|
|
2013
Q3 | $11.5M | Buy |
458,737
+457,137
| +28,571% | +$10.3M | 0.01% | 2001 |
|
|
2013
Q2 | $31K | Buy |
+1,600
| New | +$26.6K | ﹤0.01% | 3467 |
|
Other funds holding CIEN
VCM
VPM
