BIG
CIEN icon

Brooklyn Investment Group’s Ciena CIEN Stock Holding History

Brooklyn Investment Group’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 		$3.36M Buy
8,642
+2,126
+33% +$650K 0.1% 156
2025
Q4 		$1.56M Buy
+6,516
New +$1.26M 0.07% 223
2025
Q3 		– Sell
-1,230
Closed -$100K – 1051
2025
Q2 		$100K Buy
1,230
+838
+214% +$60.1K 0.01% 941
2025
Q1 		$23.7K Buy
+392
New +$31K 0.01% 1077

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
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Brooklyn Investment Group's CIEN Position: Q1 2026 in Review

Brooklyn Investment Group increased its Ciena (CIEN) stake by 33% in Q1 2026, buying an estimated $650K and bringing the position to 8,642 shares worth $3.36M. The position accounts for 0.1% of the portfolio, ranked #156.

Brooklyn Investment Group first reported a position in CIEN in Q1 2025 and has held it in 4 quarters since. 1,083 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

  • Brooklyn Investment Group held 8,642 shares of Ciena worth $3.36M as of Q1 2026.
  • Brooklyn Investment Group bought 2,126 Ciena shares in Q1 2026, an estimated $650K.
  • Ciena made up 0.1% of Brooklyn Investment Group's portfolio in Q1 2026, its #156 holding.
  • Brooklyn Investment Group first reported a position in Ciena in Q1 2025 and has held it in 4 quarters since.
  • 1,083 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Brooklyn Investment Group's 13F filing for Q1 2026, filed 29 Apr 2026.