Hudson Bay Capital Management
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Hudson Bay Capital Management’s Ciena CIEN Stock Holding History

Hudson Bay Capital 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
2019
Q2 		– Sell
-54,000
Closed -$2.02M – 469
2019
Q1 		$2.02M Hold
54,000
– – 0.03% 465
2018
Q4 		$1.83M Buy
+54,000
New +$1.71M 0.02% 536
2017
Q3 		– Sell
-30,000
Closed -$751K – 410
2017
Q2 		$751K Buy
+30,000
New +$719K 0.02% 435

Other funds holding CIEN

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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

Hudson Bay Capital Management's CIEN Position: Q2 2026 in Review

Hudson Bay Capital Management opened a new position in Ciena (CIEN) in Q2 2026: 920 shares worth $451K. The stake represents ﹤0.01% of the portfolio and ranks #1020 among its holdings. This is a return to the name: Hudson Bay Capital Management previously reported a position in CIEN as recently as Q4 2025.

Hudson Bay Capital Management first reported a position in CIEN in Q2 2017 and has held it in 4 quarters since. The position peaked at $751K in Q2 2017. 1,227 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Hudson Bay Capital Management held 920 shares of Ciena worth $451K as of Q2 2026.
  • Ciena was a new Hudson Bay Capital Management position in Q2 2026.
  • Ciena made up ﹤0.01% of Hudson Bay Capital Management's portfolio in Q2 2026, its #1020 holding.
  • Hudson Bay Capital Management first reported a position in Ciena in Q2 2017 and has held it in 4 quarters since.
  • Hudson Bay Capital Management's Ciena position peaked at $751K in Q2 2017.
  • 1,227 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.