T. Rowe Price Associates
CIEN icon

T. Rowe Price Associates’s Ciena CIEN Stock Holding History

T. Rowe Price Associates’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
Q1 		$2.04B Buy
5,242,802
+1,191,177
+29% +$364M 0.24% 89
2025
Q4 		$948M Buy
4,051,625
+1,404,132
+53% +$272M 0.1% 163
2025
Q3 		$386M Buy
2,647,493
+2,385,270
+910% +$243M 0.04% 312
2025
Q2 		$21.3M Sell
262,223
-907,726
-78% -$65.1M ﹤0.01% 944
2025
Q1 		$70.7M Sell
1,169,949
-3,456,204
-75% -$273M 0.01% 619
2024
Q4 		$392M Buy
4,626,153
+3,062,883
+196% +$220M 0.05% 308
2024
Q3 		$96.3M Buy
1,563,270
+255,544
+20% +$13.5M 0.01% 575
2024
Q2 		$63M Sell
1,307,726
-754,668
-37% -$35.8M 0.01% 646
2024
Q1 		$102M Buy
2,062,394
+1,961,513
+1,944% +$103M 0.01% 547
2023
Q4 		$4.54M Buy
100,881
+5,103
+5% +$225K ﹤0.01% 1234
2023
Q3 		$4.53M Buy
95,778
+5,220
+6% +$230K ﹤0.01% 1200
2023
Q2 		$3.85M Sell
90,558
-12,793
-12% -$583K ﹤0.01% 1257
2023
Q1 		$5.43M Buy
103,351
+2,726
+3% +$136K ﹤0.01% 1166
2022
Q4 		$5.13M Sell
100,625
-21,957
-18% -$993K ﹤0.01% 1182
2022
Q3 		$4.96M Buy
122,582
+566
+0.5% +$27.2K ﹤0.01% 1204
2022
Q2 		$5.58M Buy
122,016
+8,913
+8% +$462K ﹤0.01% 1409
2022
Q1 		$6.86M Buy
113,103
+3,762
+3% +$246K ﹤0.01% 1419
2021
Q4 		$8.42M Buy
109,341
+21,295
+24% +$1.31M ﹤0.01% 1428
2021
Q3 		$4.52M Sell
88,046
-1,045
-1% -$58K ﹤0.01% 1527
2021
Q2 		$5.07M Sell
89,091
-2,922
-3% -$161K ﹤0.01% 1502
2021
Q1 		$5.04M Buy
92,013
+8,399
+10% +$452K ﹤0.01% 1465
2020
Q4 		$4.42M Sell
83,614
-7,952
-9% -$353K ﹤0.01% 1459
2020
Q3 		$3.63M Buy
91,566
+1,811
+2% +$95.3K ﹤0.01% 1441
2020
Q2 		$4.86M Buy
89,755
+1,081
+1% +$53.7K ﹤0.01% 1389
2020
Q1 		$3.53M Buy
88,674
+12,308
+16% +$505K ﹤0.01% 1389
2019
Q4 		$3.26M Buy
76,366
+17,481
+30% +$666K ﹤0.01% 1481
2019
Q3 		$2.31M Buy
58,885
+523
+0.9% +$21.9K ﹤0.01% 1543
2019
Q2 		$2.4M Buy
58,362
+152
+0.3% +$5.85K ﹤0.01% 1541
2019
Q1 		$2.17M Buy
58,210
+2,302
+4% +$89.4K ﹤0.01% 1570
2018
Q4 		$1.9M Buy
55,908
+453
+0.8% +$14.4K ﹤0.01% 1576
2018
Q3 		$1.73M Buy
55,455
+273
+0.5% +$7.65K ﹤0.01% 1669
2018
Q2 		$1.46M Buy
55,182
+280
+0.5% +$7.11K ﹤0.01% 1684
2018
Q1 		$1.42M Sell
54,902
-3,405
-6% -$80.1K ﹤0.01% 1658
2017
Q4 		$1.22M Sell
58,307
-2,105,354
-97% -$44.6M ﹤0.01% 1725
2017
Q3 		$47.5M Sell
2,163,661
-392,850
-15% -$9.4M 0.01% 864
2017
Q2 		$64M Sell
2,556,511
-29,443
-1% -$705K 0.01% 746
2017
Q1 		$61.1M Sell
2,585,954
-161,700
-6% -$3.97M 0.01% 747
2016
Q4 		$67.1M Sell
2,747,654
-20,930
-0.8% -$457K 0.01% 715
2016
Q3 		$60.4M Sell
2,768,584
-564,359
-17% -$11.8M 0.01% 735
2016
Q2 		$62.5M Buy
3,332,943
+544,698
+20% +$9.86M 0.01% 698
2016
Q1 		$53M Buy
2,788,245
+976,510
+54% +$18M 0.01% 752
2015
Q4 		$37.5M Buy
1,811,735
+44,440
+3% +$1.02M 0.01% 872
2015
Q3 		$36.6M Sell
1,767,295
-13,400
-0.8% -$311K 0.01% 886
2015
Q2 		$42.2M Buy
1,780,695
+98,620
+6% +$2.25M 0.01% 900
2015
Q1 		$32.5M Buy
1,682,075
+67,510
+4% +$1.35M 0.01% 981
2014
Q4 		$31.3M Buy
1,614,565
+430,160
+36% +$7.18M 0.01% 994
2014
Q3 		$19.8M Buy
1,184,405
+8,100
+0.7% +$159K ﹤0.01% 1118
2014
Q2 		$25.5M Buy
1,176,305
+3,100
+0.3% +$63.7K 0.01% 1050
2014
Q1 		$26.7M Sell
1,173,205
-200
-0% -$4.7K 0.01% 1036
2013
Q4 		$28.1M Sell
1,173,405
-166,900
-12% -$3.97M 0.01% 998
2013
Q3 		$33.5M Buy
1,340,305
+3,900
+0.3% +$87.9K 0.01% 949
2013
Q2 		$26M Buy
+1,336,405
New +$22.2M 0.01% 994

Other funds holding CIEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

T. Rowe Price Associates's CIEN Position: Q1 2026 in Review

T. Rowe Price Associates increased its Ciena (CIEN) stake by 29% in Q1 2026, buying an estimated $364M and bringing the position to 5,242,802 shares worth $2.04B. The position accounts for 0.24% of the portfolio, ranked #89.

T. Rowe Price Associates first reported a position in CIEN in Q2 2013 and has held it in 52 quarters since. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

  • T. Rowe Price Associates held 5,242,802 shares of Ciena worth $2.04B as of Q1 2026.
  • T. Rowe Price Associates bought 1,191,177 Ciena shares in Q1 2026, an estimated $364M.
  • Ciena made up 0.24% of T. Rowe Price Associates's portfolio in Q1 2026, its #89 holding.
  • T. Rowe Price Associates first reported a position in Ciena in Q2 2013 and has held it in 52 quarters since.
  • 1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on T. Rowe Price Associates's 13F filing for Q1 2026, filed 15 May 2026.