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Polymer Capital Management (HK)’s Ciena CIEN Stock Holding History

Polymer Capital Management (HK)’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
2025
Q4 		– Sell
-21,776
Closed -$3.17M – 156
2025
Q3 		$3.17M Buy
+21,776
New +$2.22M 0.44% 58
2024
Q4 		– Sell
-71,500
Closed -$4.4M – 182
2024
Q3 		$4.4M Buy
+71,500
New +$3.77M 1.02% 30

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
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
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return

Polymer Capital Management (HK)'s CIEN Position: Q4 2025 in Review

Polymer Capital Management (HK) sold out of Ciena (CIEN) in Q4 2025, closing a stake of 21,776 shares — an estimated $3.17M sold.

Polymer Capital Management (HK) first reported a position in CIEN in Q3 2024 and held it in 2 quarters. The position peaked at $4.4M in Q3 2024. 854 funds tracked by Wall St. Rank hold CIEN as of Q4 2025.

  • Polymer Capital Management (HK) reported no remaining Ciena position as of Q4 2025 after selling out during the quarter.
  • Polymer Capital Management (HK) sold 21,776 Ciena shares in Q4 2025, an estimated $3.17M.
  • Polymer Capital Management (HK) first reported a position in Ciena in Q3 2024 and held it in 2 quarters.
  • Polymer Capital Management (HK)'s Ciena position peaked at $4.4M in Q3 2024.
  • 854 funds tracked by Wall St. Rank held Ciena as of Q4 2025.

Based on Polymer Capital Management (HK)'s 13F filing for Q4 2025, filed 13 Feb 2026.