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Commerzbank Aktiengesellschaft’s Ciena CIEN Stock Holding History

Commerzbank Aktiengesellschaft’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
Q2 		$294K Sell
599
-33
-5% -$16.8K 0.01% 303
2026
Q1 		$245K Buy
+632
New +$193K 0.01% 328
2020
Q1 		– Sell
-290,640
Closed -$12.4M – 505
2019
Q4 		$12.4M Buy
290,640
+29,864
+11% +$1.14M 0.12% 128
2019
Q3 		$10.2M Buy
260,776
+130,160
+100% +$5.46M 0.08% 197
2019
Q2 		$5.37M Buy
130,616
+44,055
+51% +$1.7M 0.04% 286
2019
Q1 		$3.23M Buy
86,561
+39,265
+83% +$1.52M 0.03% 332
2018
Q4 		$1.6M Buy
47,296
+8,726
+23% +$277K 0.02% 450
2018
Q3 		$1.21M Sell
38,570
-3,461
-8% -$97K 0.01% 528
2018
Q2 		$1.11M Sell
42,031
-24,604
-37% -$625K 0.01% 507
2018
Q1 		$1.73M Sell
66,635
-2,942
-4% -$69.2K 0.02% 436
2017
Q4 		$1.46M Buy
69,577
+26,248
+61% +$556K 0.02% 456
2017
Q3 		$952K Buy
43,329
+21,175
+96% +$507K 0.01% 477
2017
Q2 		$554K Sell
22,154
-1,475
-6% -$35.3K 0.01% 509
2017
Q1 		$558K Buy
23,629
+15,356
+186% +$377K 0.01% 616
2016
Q4 		$202K Buy
+8,273
New +$181K ﹤0.01% 900
2016
Q3 		– Sell
-36,911
Closed -$692K – 930
2016
Q2 		$692K Buy
36,911
+9,754
+36% +$177K ﹤0.01% 564
2016
Q1 		$517K Buy
27,157
+1,000
+4% +$18.5K ﹤0.01% 676
2015
Q4 		$541K Buy
26,157
+11,773
+82% +$270K ﹤0.01% 847
2015
Q3 		$298K Sell
14,384
-9,672
-40% -$225K ﹤0.01% 954
2015
Q2 		$570K Sell
24,056
-4,017
-14% -$91.7K ﹤0.01% 957
2015
Q1 		$542K Buy
28,073
+11,626
+71% +$232K ﹤0.01% 932
2014
Q4 		$319K Sell
16,447
-5,862
-26% -$97.9K ﹤0.01% 1072
2014
Q3 		$373K Buy
22,309
+8,382
+60% +$164K ﹤0.01% 1009
2014
Q2 		$302K Sell
13,927
-106
-0.8% -$2.18K ﹤0.01% 1084
2014
Q1 		$319K Sell
14,033
-45,321
-76% -$1.07M ﹤0.01% 1079
2013
Q4 		$1.39M Buy
+59,354
New +$1.41M 0.01% 817
2013
Q3 		– Sell
-15,456
Closed -$300K – 1313
2013
Q2 		$300K Buy
+15,456
New +$257K ﹤0.01% 1243

Other funds holding CIEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Commerzbank Aktiengesellschaft's CIEN Position: Q2 2026 in Review

Commerzbank Aktiengesellschaft reduced its Ciena (CIEN) stake by 5.2% in Q2 2026, selling an estimated $16.8K and leaving 599 shares worth $294K. The position accounts for 0.01% of the portfolio, ranked #303.

Commerzbank Aktiengesellschaft first reported a position in CIEN in Q2 2013 and has held it in 27 quarters since. The position peaked at $12.4M in Q4 2019. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Commerzbank Aktiengesellschaft held 599 shares of Ciena worth $294K as of Q2 2026.
  • Commerzbank Aktiengesellschaft sold 33 Ciena shares in Q2 2026, an estimated $16.8K.
  • Ciena made up 0.01% of Commerzbank Aktiengesellschaft's portfolio in Q2 2026, its #303 holding.
  • Commerzbank Aktiengesellschaft first reported a position in Ciena in Q2 2013 and has held it in 27 quarters since.
  • Commerzbank Aktiengesellschaft's Ciena position peaked at $12.4M in Q4 2019.
  • 1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Commerzbank Aktiengesellschaft's 13F filing for Q2 2026, filed 7 Aug 2026.