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Granahan Investment Management’s Ciena CIEN Stock Holding History

Granahan Investment 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
2025
Q4 		– Sell
-24,612
Closed -$3.59M – 160
2025
Q3 		$3.59M Sell
24,612
-56,009
-69% -$5.7M 0.15% 114
2025
Q2 		$6.56M Buy
80,621
+8,838
+12% +$634K 0.27% 90
2025
Q1 		$4.34M Buy
71,783
+24,325
+51% +$1.92M 0.22% 104
2024
Q4 		$4.02M Sell
47,458
-30,778
-39% -$2.21M 0.17% 121
2024
Q3 		$4.82M Sell
78,236
-57,424
-42% -$3.03M 0.19% 131
2024
Q2 		$6.54M Buy
135,660
+7,667
+6% +$364K 0.26% 104
2024
Q1 		$6.33M Sell
127,993
-37,219
-23% -$1.96M 0.22% 116
2023
Q4 		$7.44M Buy
165,212
+1,412
+0.9% +$62.3K 0.25% 107
2023
Q3 		$7.74M Sell
163,800
-49,807
-23% -$2.2M 0.28% 101
2023
Q2 		$9.08M Sell
213,607
-3,023
-1% -$138K 0.28% 96
2023
Q1 		$11.4M Buy
216,630
+3,016
+1% +$151K 0.35% 79
2022
Q4 		$10.9M Buy
213,614
+46,563
+28% +$2.11M 0.33% 81
2022
Q3 		$6.75M Buy
167,051
+29,702
+22% +$1.43M 0.22% 112
2022
Q2 		$6.28M Buy
137,349
+13,017
+10% +$675K 0.21% 105
2022
Q1 		$7.54M Sell
124,332
-1,645
-1% -$108K 0.19% 110
2021
Q4 		$9.7M Sell
125,977
-75,843
-38% -$4.68M 0.2% 113
2021
Q3 		$10.4M Sell
201,820
-17,794
-8% -$988K 0.2% 110
2021
Q2 		$12.5M Buy
219,614
+84,833
+63% +$4.68M 0.23% 97
2021
Q1 		$7.38M Sell
134,781
-64,956
-33% -$3.5M 0.16% 114
2020
Q4 		$10.6M Buy
199,737
+9,392
+5% +$417K 0.24% 88
2020
Q3 		$7.55M Buy
190,345
+46,063
+32% +$2.42M 0.26% 88
2020
Q2 		$7.82M Buy
144,282
+73,300
+103% +$3.64M 0.28% 92
2020
Q1 		$2.83M Buy
70,982
+38,507
+119% +$1.58M 0.15% 115
2019
Q4 		$1.39M Buy
+32,475
New +$1.24M 0.06% 151

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
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
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return

Granahan Investment Management's CIEN Position: Q4 2025 in Review

Granahan Investment Management sold out of Ciena (CIEN) in Q4 2025, closing a stake of 24,612 shares — an estimated $3.59M sold.

Granahan Investment Management first reported a position in CIEN in Q4 2019 and held it in 24 quarters. The position peaked at $12.5M in Q2 2021. 854 funds tracked by Wall St. Rank hold CIEN as of Q4 2025.

  • Granahan Investment Management reported no remaining Ciena position as of Q4 2025 after selling out during the quarter.
  • Granahan Investment Management sold 24,612 Ciena shares in Q4 2025, an estimated $3.59M.
  • Granahan Investment Management first reported a position in Ciena in Q4 2019 and held it in 24 quarters.
  • Granahan Investment Management's Ciena position peaked at $12.5M in Q2 2021.
  • 854 funds tracked by Wall St. Rank held Ciena as of Q4 2025.

Based on Granahan Investment Management's 13F filing for Q4 2025, filed 17 Feb 2026.