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Polar Capital Holdings’s Ciena CIEN Stock Holding History

Polar Capital Holdings’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 		– Sell
-798,395
Closed -$310M – 251
2026
Q1 		$310M Sell
798,395
-491,032
-38% -$150M 1.1% 24
2025
Q4 		$302M Sell
1,289,427
-173,784
-12% -$33.7M 1.17% 21
2025
Q3 		$213M Buy
1,463,211
+178,688
+14% +$18.2M 1.03% 24
2025
Q2 		$104M Buy
1,284,523
+49,546
+4% +$3.55M 0.55% 49
2025
Q1 		$74.6M Sell
1,234,977
-934,429
-43% -$73.9M 0.45% 66
2024
Q4 		$184M Buy
2,169,406
+1,154,260
+114% +$82.8M 1.03% 21
2024
Q3 		$62.5M Buy
+1,015,146
New +$53.5M 0.3% 73
2024
Q2 		– Sell
-49,680
Closed -$2.46M – 279
2024
Q1 		$2.46M Buy
+49,680
New +$2.62M 0.01% 264

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

Polar Capital Holdings's CIEN Position: Q2 2026 in Review

Polar Capital Holdings sold out of Ciena (CIEN) in Q2 2026, closing a stake of 798,395 shares — an estimated $310M sold.

Polar Capital Holdings first reported a position in CIEN in Q1 2024 and held it in 8 quarters. The position peaked at $310M in Q1 2026. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Polar Capital Holdings reported no remaining Ciena position as of Q2 2026 after selling out during the quarter.
  • Polar Capital Holdings sold 798,395 Ciena shares in Q2 2026, an estimated $310M.
  • Polar Capital Holdings first reported a position in Ciena in Q1 2024 and held it in 8 quarters.
  • Polar Capital Holdings's Ciena position peaked at $310M in Q1 2026.
  • 1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Polar Capital Holdings's 13F filing for Q2 2026, filed 14 Aug 2026.