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 		$18.5M Buy
37,800
+16,900
+81% +$8.62M 0.02% 731
2026
Q1 		$8.11M Sell
20,900
-47,200
-69% -$14.4M 0.01% 1193
2025
Q4 		$15.9M Sell
68,100
-300
-0.4% -$58.2K 0.02% 848
2025
Q3 		$9.96M Sell
68,400
-4,900
-7% -$499K 0.01% 1074
2025
Q2 		$5.96M Buy
73,300
+38,600
+111% +$2.77M 0.01% 1349
2025
Q1 		$2.1M Sell
34,700
-10,700
-24% -$846K ﹤0.01% 2053
2024
Q4 		$3.85M Buy
45,400
+5,400
+14% +$388K ﹤0.01% 1851
2024
Q3 		$2.46M Buy
+40,000
New +$2.11M ﹤0.01% 1926
2024
Q1 		– Sell
-20,100
Closed -$905K – 4107
2023
Q4 		$905K Buy
20,100
+600
+3% +$26.5K ﹤0.01% 2591
2023
Q3 		$922K Sell
19,500
-100
-0.5% -$4.41K ﹤0.01% 2379
2023
Q2 		$833K Sell
19,600
-20,000
-51% -$911K ﹤0.01% 2294
2023
Q1 		$2.08M Sell
39,600
-109,700
-73% -$5.48M 0.01% 1394
2022
Q4 		$7.61M Sell
149,300
-48,600
-25% -$2.2M 0.03% 634
2022
Q3 		$8M Hold
197,900
– – 0.04% 525
2022
Q2 		$9.04M Buy
197,900
+20,800
+12% +$1.08M 0.05% 439
2022
Q1 		$10.7M Sell
177,100
-438,900
-71% -$28.7M 0.05% 432
2021
Q4 		$47.4M Sell
616,000
-415,500
-40% -$25.6M 0.13% 137
2021
Q3 		$53M Buy
1,031,500
+664,600
+181% +$36.9M 0.15% 129
2021
Q2 		$20.9M Buy
366,900
+345,000
+1,575% +$19M 0.08% 227
2021
Q1 		$1.2M Buy
+21,900
New +$1.18M 0.01% 1378

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.