Squarepoint
CIEN icon

Squarepoint’s Ciena CIEN Stock Holding History

Squarepoint’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 		$15M Buy
30,500
+9,500
+45% +$4.84M 0.02% 847
2026
Q1 		$8.15M Buy
21,000
+5,900
+39% +$1.8M 0.01% 1189
2025
Q4 		$3.53M Sell
15,100
-5,600
-27% -$1.09M ﹤0.01% 1679
2025
Q3 		$3.02M Sell
20,700
-1,300
-6% -$132K ﹤0.01% 1777
2025
Q2 		$1.79M Sell
22,000
-11,700
-35% -$839K ﹤0.01% 2184
2025
Q1 		$2.04M Sell
33,700
-24,800
-42% -$1.96M ﹤0.01% 2076
2024
Q4 		$4.96M Buy
58,500
+12,800
+28% +$919K ﹤0.01% 1635
2024
Q3 		$2.81M Buy
+45,700
New +$2.41M ﹤0.01% 1827
2023
Q3 		– Sell
-10,400
Closed -$442K – 3837
2023
Q2 		$442K Sell
10,400
-29,700
-74% -$1.35M ﹤0.01% 2696
2023
Q1 		$2.11M Sell
40,100
-133,000
-77% -$6.64M 0.01% 1388
2022
Q4 		$8.82M Sell
173,100
-70,600
-29% -$3.19M 0.03% 556
2022
Q3 		$9.85M Hold
243,700
– – 0.05% 436
2022
Q2 		$11.1M Buy
243,700
+11,200
+5% +$581K 0.06% 367
2022
Q1 		$14.1M Sell
232,500
-546,200
-70% -$35.7M 0.06% 346
2021
Q4 		$59.9M Sell
778,700
-182,300
-19% -$11.2M 0.16% 102
2021
Q3 		$49.3M Sell
961,000
-498,000
-34% -$27.7M 0.14% 139
2021
Q2 		$83M Buy
1,459,000
+777,100
+114% +$42.8M 0.32% 61
2021
Q1 		$37.3M Buy
681,900
+573,400
+528% +$30.9M 0.22% 86
2020
Q4 		$5.73M Buy
+108,500
New +$4.82M 0.04% 431

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

Squarepoint's CIEN Position: Q2 2026 in Review

Squarepoint increased its Ciena (CIEN) stake by 4,368% in Q2 2026, buying an estimated $83.4M and bringing the position to 167,285 shares worth $82.1M. The position accounts for 0.09% of the portfolio, ranked #218.

Squarepoint first reported a position in CIEN in Q1 2016 and has held it in 37 quarters since. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Squarepoint held 167,285 shares of Ciena worth $82.1M as of Q2 2026.
  • Squarepoint bought 163,541 Ciena shares in Q2 2026, an estimated $83.4M.
  • Ciena made up 0.09% of Squarepoint's portfolio in Q2 2026, its #218 holding.
  • Squarepoint first reported a position in Ciena in Q1 2016 and has held it in 37 quarters since.
  • 1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Squarepoint's 13F filing for Q2 2026, filed 14 Aug 2026.