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Tairen Capital’s Ciena CIEN Stock Holding History

Tairen Capital’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 		$17M Buy
+34,720
New +$17.7M 1.5% 14
2024
Q4 		– Sell
-3,600
Closed -$229K – 74
2024
Q3 		$229K Buy
+3,600
New +$190K 0.01% 58

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

Tairen Capital's CIEN Position: Q2 2026 in Review

Tairen Capital opened a new position in Ciena (CIEN) in Q2 2026: 34,720 shares worth $17M. The stake represents 1.5% of the portfolio and ranks #14 among its holdings. This is a return to the name: Tairen Capital previously reported a position in CIEN as recently as Q3 2024.

Tairen Capital first reported a position in CIEN in Q3 2024 and has held it in 2 quarters since. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Tairen Capital held 34,720 shares of Ciena worth $17M as of Q2 2026.
  • Ciena was a new Tairen Capital position in Q2 2026.
  • Ciena made up 1.5% of Tairen Capital's portfolio in Q2 2026, its #14 holding.
  • Tairen Capital first reported a position in Ciena in Q3 2024 and has held it in 2 quarters since.
  • 1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Tairen Capital's 13F filing for Q2 2026, filed 13 Aug 2026.