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O'Shaughnessy Asset Management’s Ciena CIEN Stock Holding History

O'Shaughnessy Asset 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
2026
Q2 		$27.1M Buy
55,180
+17,308
+46% +$8.83M 0.12% 173
2026
Q1 		$14.7M Buy
37,872
+17,347
+85% +$5.31M 0.07% 294
2025
Q4 		$4.8M Buy
20,525
+9,080
+79% +$1.76M 0.03% 522
2025
Q3 		$1.67M Buy
11,445
+2,364
+26% +$241K 0.01% 904
2025
Q2 		$739K Buy
9,081
+2,810
+45% +$202K 0.01% 1186
2025
Q1 		$379K Buy
6,271
+555
+10% +$43.9K ﹤0.01% 1458
2024
Q4 		$485K Buy
5,716
+2,453
+75% +$176K ﹤0.01% 1293
2024
Q3 		$221K Buy
+3,263
New +$172K ﹤0.01% 1636
2021
Q4 		– Sell
-2,278
Closed -$117K – 1464
2021
Q3 		$117K Buy
2,278
+152
+7% +$8.44K ﹤0.01% 1309
2021
Q2 		$121K Sell
2,126
-323
-13% -$17.8K ﹤0.01% 1235
2021
Q1 		$134K Sell
2,449
-1,294
-35% -$69.6K ﹤0.01% 1078
2020
Q4 		$198K Sell
3,743
-1,134
-23% -$50.4K 0.01% 829
2020
Q3 		$194K Buy
4,877
+90
+2% +$4.74K 0.01% 710
2020
Q2 		$259K Buy
4,787
+4
+0.1% +$199 0.01% 579
2020
Q1 		$191K Sell
4,783
-15,557
-76% -$638K 0.01% 478
2019
Q4 		$867K Sell
20,340
-28,589
-58% -$1.09M 0.02% 300
2019
Q3 		$1.92M Sell
48,929
-7,269
-13% -$305K 0.05% 191
2019
Q2 		$2.3M Buy
56,198
+2,241
+4% +$86.2K 0.05% 173
2019
Q1 		$2M Buy
53,957
+8,883
+20% +$345K 0.05% 194
2018
Q4 		$1.53M Buy
45,074
+38,677
+605% +$1.23M 0.04% 205
2018
Q3 		$198K Buy
+6,397
New +$179K ﹤0.01% 551

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 $3.38T 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

O'Shaughnessy Asset Management's CIEN Position: Q2 2026 in Review

O'Shaughnessy Asset Management increased its Ciena (CIEN) stake by 46% in Q2 2026, buying an estimated $8.83M and bringing the position to 55,180 shares worth $27.1M. The position accounts for 0.12% of the portfolio, ranked #173.

O'Shaughnessy Asset Management first reported a position in CIEN in Q3 2018 and has held it in 21 quarters since. 1,227 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • O'Shaughnessy Asset Management held 55,180 shares of Ciena worth $27.1M as of Q2 2026.
  • O'Shaughnessy Asset Management bought 17,308 Ciena shares in Q2 2026, an estimated $8.83M.
  • Ciena made up 0.12% of O'Shaughnessy Asset Management's portfolio in Q2 2026, its #173 holding.
  • O'Shaughnessy Asset Management first reported a position in Ciena in Q3 2018 and has held it in 21 quarters since.
  • 1,227 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on O'Shaughnessy Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.