Oppenheimer & Co
CIEN icon

Oppenheimer & Co’s Ciena CIEN Stock Holding History

Oppenheimer & Co’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
Q3 		$1.56M Buy
4,433
+292
+7% +$113K 0.02% 728
2026
Q2 		$2.03M Sell
4,141
-938
-18% -$478K 0.02% 637
2026
Q1 		$1.97M Buy
5,079
+1,353
+36% +$414K 0.02% 598
2025
Q4 		$871K Sell
3,726
-767
-17% -$149K 0.01% 856
2025
Q3 		$654K Buy
4,493
+1,303
+41% +$133K 0.01% 1081
2025
Q2 		$259K Buy
+3,190
New +$229K ﹤0.01% 1408
2025
Q1 		– Sell
-5,794
Closed -$491K – 1587
2024
Q4 		$491K Buy
+5,794
New +$416K 0.01% 1066
2023
Q3 		– Sell
-7,322
Closed -$311K – 1388
2023
Q2 		$311K Buy
7,322
+32
+0.4% +$1.46K 0.01% 1149
2023
Q1 		$383K Sell
7,290
-500
-6% -$25K 0.01% 1043
2022
Q4 		$397K Hold
7,790
– – 0.01% 986
2022
Q3 		$315K Buy
7,790
+300
+4% +$14.4K 0.01% 1047
2022
Q2 		$342K Sell
7,490
-300
-4% -$15.6K 0.01% 1056
2022
Q1 		$472K Hold
7,790
– – 0.01% 1033
2021
Q4 		$600K Buy
7,790
+300
+4% +$18.5K 0.01% 970
2021
Q3 		$385K Buy
7,490
+1,150
+18% +$63.9K 0.01% 1118
2021
Q2 		$361K Buy
6,340
+1,995
+46% +$110K 0.01% 1164
2021
Q1 		$238K Buy
+4,345
New +$234K ﹤0.01% 1269
2015
Q3 		– Sell
-16,568
Closed -$392K – 1367
2015
Q2 		$392K Buy
+16,568
New +$378K 0.01% 982
2014
Q4 		– Sell
-21,468
Closed -$359K – 1408
2014
Q3 		$359K Sell
21,468
-24,539
-53% -$481K 0.01% 993
2014
Q2 		$996K Buy
46,007
+24,842
+117% +$510K 0.03% 617
2014
Q1 		$482K Buy
+21,165
New +$498K 0.01% 843
2013
Q4 		– Sell
-11,722
Closed -$293K – 1391
2013
Q3 		$293K Buy
+11,722
New +$264K 0.01% 979

Other funds holding CIEN

Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
AHT
Amanah Holdings Trust London $1.79B AUM 618.88% 1-Year Est. Return
North Growth Management
North Growth Management Vancouver, British Columbia, Canada $743M AUM 74.29% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
MLCM
M & L Capital Management London, United Kingdom $482M AUM 107.4% 1-Year Est. Return
J. Safra Sarasin Holding
J. Safra Sarasin Holding $7.05B AUM 26.14% 1-Year Est. Return
DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $87.8B AUM 20.94% 1-Year Est. Return

Oppenheimer & Co's CIEN Position: Q3 2026 in Review

Oppenheimer & Co increased its Ciena (CIEN) stake by 7.1% in Q3 2026, buying an estimated $113K and bringing the position to 4,433 shares worth $1.56M. The position accounts for 0.02% of the portfolio, ranked #728.

Oppenheimer & Co first reported a position in CIEN in Q3 2013 and has held it in 22 quarters since. The position peaked at $2.03M in Q2 2026. 296 funds tracked by Wall St. Rank hold CIEN as of Q3 2026.

  • Oppenheimer & Co held 4,433 shares of Ciena worth $1.56M as of Q3 2026.
  • Oppenheimer & Co bought 292 Ciena shares in Q3 2026, an estimated $113K.
  • Ciena made up 0.02% of Oppenheimer & Co's portfolio in Q3 2026, its #728 holding.
  • Oppenheimer & Co first reported a position in Ciena in Q3 2013 and has held it in 22 quarters since.
  • Oppenheimer & Co's Ciena position peaked at $2.03M in Q2 2026.
  • 296 funds tracked by Wall St. Rank held Ciena as of Q3 2026.

Based on Oppenheimer & Co's 13F filing for Q3 2026, filed 26 Oct 2026.