Wellington Management Group’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
$56.1M Buy
144,377
+36,889
+34% +$11.3M 0.01% 704
2025
Q4
$25.1M Buy
+107,488
New +$20.9M ﹤0.01% 956
2023
Q3
Sell
-22,661
Closed -$963K 1821
2023
Q2
$963K Sell
22,661
-2,482
-10% -$113K ﹤0.01% 1605
2023
Q1
$1.32M Buy
25,143
+16,235
+182% +$810K ﹤0.01% 1585
2022
Q4
$454K Buy
+8,908
New +$403K ﹤0.01% 1822
2022
Q1
Sell
-1,838,587
Closed -$142M 2125
2021
Q4
$142M Sell
1,838,587
-1,123,917
-38% -$69.3M 0.02% 540
2021
Q3
$152M Sell
2,962,504
-24,520
-0.8% -$1.36M 0.03% 509
2021
Q2
$170M Sell
2,987,024
-212,923
-7% -$11.7M 0.03% 482
2021
Q1
$175M Sell
3,199,947
-129,136
-4% -$6.95M 0.03% 454
2020
Q4
$176M Buy
3,329,083
+376,071
+13% +$16.7M 0.03% 439
2020
Q3
$117M Buy
2,953,012
+233,928
+9% +$12.3M 0.02% 488
2020
Q2
$147M Sell
2,719,084
-591,452
-18% -$29.4M 0.03% 427
2020
Q1
$132M Sell
3,310,536
-650,095
-16% -$26.7M 0.03% 403
2019
Q4
$169M Buy
3,960,631
+1,344,140
+51% +$51.2M 0.04% 441
2019
Q3
$103M Buy
2,616,491
+297,550
+13% +$12.5M 0.02% 533
2019
Q2
$95.4M Buy
2,318,941
+555,875
+32% +$21.4M 0.02% 574
2019
Q1
$65.8M Sell
1,763,066
-771,849
-30% -$30M 0.01% 666
2018
Q4
$86M Sell
2,534,915
-682,965
-21% -$21.6M 0.02% 552
2018
Q3
$101M Sell
3,217,880
-811,649
-20% -$22.7M 0.02% 585
2018
Q2
$107M Sell
4,029,529
-346,469
-8% -$8.8M 0.02% 562
2018
Q1
$113M Sell
4,375,998
-2,290,430
-34% -$53.9M 0.03% 537
2017
Q4
$140M Sell
6,666,428
-655,008
-9% -$13.9M 0.03% 454
2017
Q3
$161M Buy
7,321,436
+762,299
+12% +$18.2M 0.04% 408
2017
Q2
$164M Buy
6,559,137
+2,713,051
+71% +$65M 0.04% 372
2017
Q1
$90.8M Sell
3,846,086
-1,329,280
-26% -$32.6M 0.02% 543
2016
Q4
$126M Buy
5,175,366
+2,271,259
+78% +$49.6M 0.03% 424
2016
Q3
$63.3M Sell
2,904,107
-870,363
-23% -$18.1M 0.02% 621
2016
Q2
$70.8M Buy
3,774,470
+620,264
+20% +$11.2M 0.02% 577
2016
Q1
$60M Sell
3,154,206
-3,813,410
-55% -$70.4M 0.02% 626
2015
Q4
$144M Sell
6,967,616
-872,078
-11% -$20M 0.04% 378
2015
Q3
$162M Buy
7,839,694
+1,238,989
+19% +$28.8M 0.05% 338
2015
Q2
$156M Buy
6,600,705
+332,379
+5% +$7.59M 0.04% 376
2015
Q1
$121M Buy
6,268,326
+1,757,625
+39% +$35M 0.03% 457
2014
Q4
$87.6M Buy
4,510,701
+2,187,125
+94% +$36.5M 0.02% 557
2014
Q3
$38.9M Buy
2,323,576
+854,347
+58% +$16.7M 0.01% 806
2014
Q2
$31.8M Buy
1,469,229
+55,960
+4% +$1.15M 0.01% 879
2014
Q1
$32.1M Sell
1,413,269
-19,203
-1% -$452K 0.01% 878
2013
Q4
$34.3M Sell
1,432,472
-576,049
-29% -$13.7M 0.01% 845
2013
Q3
$50.2M Sell
2,008,521
-1,479,235
-42% -$33.3M 0.02% 702
2013
Q2
$67.7M Buy
+3,487,756
New +$58.1M 0.02% 592

Other funds holding CIEN

Wellington Management Group's CIEN Position: Q1 2026 in Review

Wellington Management Group increased its Ciena (CIEN) stake by 34% in Q1 2026, buying an estimated $11.3M and bringing the position to 144,377 shares worth $56.1M. The position accounts for 0.01% of the portfolio, ranked #704.

Wellington Management Group first reported a position in CIEN in Q2 2013 and has held it in 40 quarters since. The position peaked at $176M in Q4 2020. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

  • Wellington Management Group held 144,377 shares of Ciena worth $56.1M as of Q1 2026.
  • Wellington Management Group bought 36,889 Ciena shares in Q1 2026, an estimated $11.3M.
  • Ciena made up 0.01% of Wellington Management Group's portfolio in Q1 2026, its #704 holding.
  • Wellington Management Group first reported a position in Ciena in Q2 2013 and has held it in 40 quarters since.
  • Wellington Management Group's Ciena position peaked at $176M in Q4 2020.
  • 1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.