BBHC
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Brown Brothers Harriman & Co’s Ciena CIEN Stock Holding History

Brown Brothers Harriman & 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
Q1 		$658K Buy
+1,694
New +$518K ﹤0.01% 523
2023
Q2 		– Sell
-71
Closed -$3.73K – 1233
2023
Q1 		$3.73K Buy
+71
New +$3.54K ﹤0.01% 1093
2022
Q4 		– Sell
-753
Closed -$30K – 1288
2022
Q3 		$30K Buy
+753
New +$36.2K ﹤0.01% 863
2020
Q4 		– Sell
-1
Closed – – 1093
2020
Q3 		$0 Hold
1
– – ﹤0.01% 969
2020
Q2 		$0 Buy
+1
New +$50 ﹤0.01% 1013
2013
Q3 		– Sell
-11,650
Closed -$226K – 711
2013
Q2 		$226K Buy
+11,650
New +$194K ﹤0.01% 370

Other funds holding CIEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.47T 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