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GW&K Investment Management’s Ciena CIEN Stock Holding History

GW&K Investment Management’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 		$39K Buy
79
+30
+61% +$15.3K ﹤0.01% 642
2026
Q1 		$19K Buy
+49
New +$15K ﹤0.01% 780
2023
Q1 		– Sell
-38
Closed -$2K – 494
2022
Q4 		$2K Buy
+38
New +$1.72K ﹤0.01% 404

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 $3.38T AUM 44.17% 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

GW&K Investment Management's CIEN Position: Q2 2026 in Review

GW&K Investment Management increased its Ciena (CIEN) stake by 61% in Q2 2026, buying an estimated $15.3K and bringing the position to 79 shares worth $39K. The position accounts for ﹤0.01% of the portfolio, ranked #642.

GW&K Investment Management first reported a position in CIEN in Q4 2022 and has held it in 3 quarters since. 1,227 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • GW&K Investment Management held 79 shares of Ciena worth $39K as of Q2 2026.
  • GW&K Investment Management bought 30 Ciena shares in Q2 2026, an estimated $15.3K.
  • Ciena made up ﹤0.01% of GW&K Investment Management's portfolio in Q2 2026, its #642 holding.
  • GW&K Investment Management first reported a position in Ciena in Q4 2022 and has held it in 3 quarters since.
  • 1,227 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on GW&K Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.