Two Sigma Advisers’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
Sell
-916
Closed -$214K 427
2025
Q4
$214K Sell
916
-76,700
-99% -$14.9M ﹤0.01% 2102
2025
Q3
$11.3M Buy
77,616
+2,500
+3% +$255K 0.02% 462
2025
Q2
$6.11M Sell
75,116
-101,800
-58% -$7.3M 0.01% 673
2025
Q1
$10.7M Buy
176,916
+145,200
+458% +$11.5M 0.02% 508
2024
Q4
$2.69M Buy
+31,716
New +$2.28M 0.01% 992
2024
Q3
Sell
-8,916
Closed -$430K 2317
2024
Q2
$430K Buy
+8,916
New +$423K ﹤0.01% 1945
2024
Q1
Sell
-38,816
Closed -$1.75M 2475
2023
Q4
$1.75M Buy
+38,816
New +$1.71M ﹤0.01% 1363
2022
Q3
Sell
-24,000
Closed -$1.1M 2572
2022
Q2
$1.1M Sell
24,000
-29,800
-55% -$1.54M ﹤0.01% 1554
2022
Q1
$3.26M Sell
53,800
-19,700
-27% -$1.29M 0.01% 1005
2021
Q4
$5.66M Buy
+73,500
New +$4.53M 0.01% 712
2021
Q1
Sell
-10,400
Closed -$550K 2580
2020
Q4
$550K Buy
+10,400
New +$462K ﹤0.01% 1830
2020
Q3
Sell
-223,947
Closed -$12.1M 2427
2020
Q2
$12.1M Buy
223,947
+167,800
+299% +$8.34M 0.04% 481
2020
Q1
$2.23M Sell
56,147
-83,200
-60% -$3.41M 0.01% 1057
2019
Q4
$5.95M Buy
+139,347
New +$5.31M 0.01% 780
2019
Q3
Sell
-13,831
Closed -$569K 2245
2019
Q2
$569K Buy
+13,831
New +$532K ﹤0.01% 1761
2018
Q4
Sell
-19,571
Closed -$611K 2362
2018
Q3
$611K Sell
19,571
-10,870
-36% -$305K ﹤0.01% 1717
2018
Q2
$807K Buy
+30,441
New +$773K ﹤0.01% 1707
2018
Q1
Sell
-24,455
Closed -$512K 2312
2017
Q4
$512K Buy
+24,455
New +$518K ﹤0.01% 1767
2017
Q1
Sell
-99,023
Closed -$2.42M 2352
2016
Q4
$2.42M Buy
99,023
+72,004
+266% +$1.57M 0.01% 1082
2016
Q3
$589K Sell
27,019
-22,600
-46% -$471K ﹤0.01% 1606
2016
Q2
$930K Buy
49,619
+23,800
+92% +$431K ﹤0.01% 1195
2016
Q1
$491K Buy
25,819
+7,742
+43% +$143K ﹤0.01% 1465
2015
Q4
$374K Buy
+18,077
New +$415K ﹤0.01% 1436
2013
Q4
Sell
-179,651
Closed -$4.49M 2327
2013
Q3
$4.49M Buy
179,651
+146,891
+448% +$3.31M 0.05% 361
2013
Q2
$636K Buy
+32,760
New +$545K 0.01% 1161

Other funds holding CIEN

Two Sigma Advisers's CIEN Position: Q1 2026 in Review

Two Sigma Advisers sold out of Ciena (CIEN) in Q1 2026, closing a stake of 916 shares — an estimated $214K sold.

Two Sigma Advisers first reported a position in CIEN in Q2 2013 and held it in 25 quarters. The position peaked at $12.1M in Q2 2020. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

  • Two Sigma Advisers reported no remaining Ciena position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 916 Ciena shares in Q1 2026, an estimated $214K.
  • Two Sigma Advisers first reported a position in Ciena in Q2 2013 and held it in 25 quarters.
  • Two Sigma Advisers's Ciena position peaked at $12.1M in Q2 2020.
  • 1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.