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Mesirow Financial Investment Management’s Ciena CIEN Stock Holding History

Mesirow Financial 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 		$1.55M Sell
3,151
-699
-18% -$356K 0.02% 235
2026
Q1 		$1.49M Buy
3,850
+1,450
+60% +$443K 0.02% 223
2025
Q4 		$561K Hold
2,400
– – 0.01% 314
2025
Q3 		$350K Buy
+2,400
New +$244K 0.01% 423
2025
Q1 		– Sell
-2,400
Closed -$204K – 599
2024
Q4 		$204K Buy
+2,400
New +$172K ﹤0.01% 547

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

Mesirow Financial Investment Management's CIEN Position: Q2 2026 in Review

Mesirow Financial Investment Management reduced its Ciena (CIEN) stake by 18% in Q2 2026, selling an estimated $356K and leaving 3,151 shares worth $1.55M. The position accounts for 0.02% of the portfolio, ranked #235.

Mesirow Financial Investment Management first reported a position in CIEN in Q4 2024 and has held it in 5 quarters since. 1,219 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Mesirow Financial Investment Management held 3,151 shares of Ciena worth $1.55M as of Q2 2026.
  • Mesirow Financial Investment Management sold 699 Ciena shares in Q2 2026, an estimated $356K.
  • Ciena made up 0.02% of Mesirow Financial Investment Management's portfolio in Q2 2026, its #235 holding.
  • Mesirow Financial Investment Management first reported a position in Ciena in Q4 2024 and has held it in 5 quarters since.
  • 1,219 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Mesirow Financial Investment Management's 13F filing for Q2 2026, filed 22 Jul 2026.