UBS Group
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UBS Group’s Ciena CIEN Stock Holding History

UBS Group’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 		$371K Buy
+756
New +$386K ﹤0.01% 6425
2025
Q4 		– Sell
-32,100
Closed -$4.68M – 10569
2025
Q3 		$4.68M Buy
+32,100
New +$3.27M ﹤0.01% 4112
2016
Q1 		– Sell
-800
Closed -$17K – 7674
2015
Q4 		$17K Hold
800
– – ﹤0.01% 6896
2015
Q3 		$17K Sell
800
-300
-27% -$6.97K ﹤0.01% 6845
2015
Q2 		$26K Sell
1,100
-11,200
-91% -$256K ﹤0.01% 6621
2015
Q1 		$238K Sell
12,300
-23,500
-66% -$468K ﹤0.01% 4740
2014
Q4 		$695K Buy
+35,800
New +$598K ﹤0.01% 3895

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

UBS Group's CIEN Position: Q2 2026 in Review

UBS Group reduced its Ciena (CIEN) stake by 44% in Q2 2026, selling an estimated $146M and leaving 362,297 shares worth $178M. The position accounts for 0.02% of the portfolio, ranked #736.

UBS Group first reported a position in CIEN in Q4 2014 and has held it in 47 quarters since. The position peaked at $252M in Q1 2026. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • UBS Group held 362,297 shares of Ciena worth $178M as of Q2 2026.
  • UBS Group sold 285,912 Ciena shares in Q2 2026, an estimated $146M.
  • Ciena made up 0.02% of UBS Group's portfolio in Q2 2026, its #736 holding.
  • UBS Group first reported a position in Ciena in Q4 2014 and has held it in 47 quarters since.
  • UBS Group's Ciena position peaked at $252M in Q1 2026.
  • 1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on UBS Group's 13F filing for Q2 2026, filed 13 Aug 2026.