Simplex Trading
CIEN icon

Simplex Trading’s Ciena CIEN Stock Holding History

Simplex Trading’s Portfolio CIEN Stock Details CIEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.2M Sell
28,800
-4,700
-14% -$1.44M 0.01% 654
2025
Q4 		$7.83M Buy
33,500
+10,000
+43% +$1.94M ﹤0.01% 1004
2025
Q3 		$3.42M Sell
23,500
-77,700
-77% -$7.91M ﹤0.01% 1809
2025
Q2 		$8.23M Sell
101,200
-174,500
-63% -$12.5M ﹤0.01% 1012
2025
Q1 		$16.7M Buy
275,700
+118,700
+76% +$9.38M 0.01% 605
2024
Q4 		$13.3M Buy
157,000
+79,100
+102% +$5.68M 0.01% 863
2024
Q3 		$4.8M Sell
77,900
-10,900
-12% -$574K ﹤0.01% 1515
2024
Q2 		$4.28M Sell
88,800
-40,300
-31% -$1.91M ﹤0.01% 1552
2024
Q1 		$6.38M Buy
129,100
+48,100
+59% +$2.54M ﹤0.01% 1421
2023
Q4 		$3.65M Buy
81,000
+17,400
+27% +$767K ﹤0.01% 1827
2023
Q3 		$3M Buy
63,600
+46,000
+261% +$2.03M ﹤0.01% 1732
2023
Q2 		$747K Sell
17,600
-41,700
-70% -$1.9M ﹤0.01% 2886
2023
Q1 		$3.11M Sell
59,300
-70,600
-54% -$3.52M ﹤0.01% 1599
2022
Q4 		$6.62M Buy
129,900
+9,100
+8% +$411K 0.01% 1067
2022
Q3 		$4.88M Buy
120,800
+61,600
+104% +$2.96M 0.01% 1223
2022
Q2 		$2.71M Buy
59,200
+12,700
+27% +$658K ﹤0.01% 1603
2022
Q1 		$2.82M Sell
46,500
-69,300
-60% -$4.54M ﹤0.01% 1752
2021
Q4 		$8.91M Buy
115,800
+26,800
+30% +$1.65M 0.01% 843
2021
Q3 		$5.14M Sell
89,000
-400
-0.4% -$22.2K ﹤0.01% 1188
2021
Q2 		$5.08M Buy
89,400
+88,998
+22,139% +$4.91M ﹤0.01% 1177
2021
Q1 		$2.2M Sell
402
-316
-44% -$17K ﹤0.01% 1510
2020
Q4 		$3.79M Sell
718
-395
-35% -$17.6K ﹤0.01% 1193
2020
Q3 		$4.42M Sell
1,113
-827
-43% -$43.5K 0.01% 946
2020
Q2 		$10.5M Buy
1,940
+1,216
+168% +$60.4K 0.02% 507
2020
Q1 		$2.88M Sell
724
-689
-49% -$28.3K 0.01% 1011
2019
Q4 		$6.03M Buy
1,413
+1,100
+351% +$41.9K 0.01% 687
2019
Q3 		$1.23M Sell
313
-925
-75% -$38.8K ﹤0.01% 1752
2019
Q2 		$5.09M Buy
1,238
+51
+4% +$1.96K 0.01% 669
2019
Q1 		$4.43M Buy
1,187
+574
+94% +$22.3K 0.01% 762
2018
Q4 		$2.08M Sell
613
-123
-17% -$3.9K 0.01% 1069
2018
Q3 		$2.3M Buy
736
+174
+31% +$4.88K 0.01% 1133
2018
Q2 		$1.49M Sell
562
-886
-61% -$22.5K 0.01% 1394
2018
Q1 		$231K Buy
1,448
+945
+188% +$22.2K 0.01% 1147
2017
Q4 		$137K Buy
503
+61
+14% +$1.29K 0.01% 1562
2017
Q3 		$121K Sell
442
-82
-16% -$1.96K ﹤0.01% 1555
2017
Q2 		$95K Sell
524
-377
-42% -$9.03K ﹤0.01% 1794
2017
Q1 		$178K Buy
901
+480
+114% +$11.8K 0.01% 1295
2016
Q4 		$95K Buy
421
+282
+203% +$6.16K 0.01% 1576
2016
Q3 		$16K Sell
139
-105
-43% -$2.19K ﹤0.01% 3181
2016
Q2 		$33K Buy
244
+104
+74% +$1.88K ﹤0.01% 2431
2016
Q1 		$11K Buy
140
+60
+75% +$1.11K ﹤0.01% 3366
2015
Q4 		$17K Sell
80
-131
-62% -$3.01K ﹤0.01% 2827
2015
Q3 		$34K Buy
211
+13
+7% +$302 ﹤0.01% 2291
2015
Q2 		$22K Buy
198
+17
+9% +$388 ﹤0.01% 2363
2015
Q1 		$20K Buy
181
+2
+1% +$40 ﹤0.01% 2327
2014
Q4 		$23K Buy
+179
New +$2.99K ﹤0.01% 1933

Other funds holding CIEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Simplex Trading's CIEN Position: Q1 2026 in Review

Simplex Trading sold out of Ciena (CIEN) in Q1 2026, closing a stake of 8,836 shares — an estimated $2.7M sold.

Simplex Trading first reported a position in CIEN in Q4 2014 and held it in 31 quarters. The position peaked at $3.89M in Q3 2024. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

  • Simplex Trading reported no remaining Ciena position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 8,836 Ciena shares in Q1 2026, an estimated $2.7M.
  • Simplex Trading first reported a position in Ciena in Q4 2014 and held it in 31 quarters.
  • Simplex Trading's Ciena position peaked at $3.89M in Q3 2024.
  • 1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.