A detailed history of Black Rock Inc. transactions in Ciena Corp stock. As of the latest transaction made, Black Rock Inc. holds 15,378,893 shares of CIEN stock, worth $741 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares
15,378,893
Previous 16,296,193 5.63%
Holding current value
$741 Million
Previous $733 Million 3.68%
% of portfolio
0.02%
Previous 0.02%

Shares

12 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2024

May 10, 2024

SELL
$44.58 - $62.48 $40.9 Million - $57.3 Million
-917,300 Reduced 5.63%
15,378,893 $760 Million
Q4 2023

Feb 13, 2024

BUY
$40.6 - $47.16 $5.06 Million - $5.88 Million
124,653 Added 0.77%
16,296,193 $733 Million
Q3 2023

Nov 13, 2023

SELL
$40.43 - $49.98 $19.4 Million - $23.9 Million
-479,131 Reduced 2.88%
16,171,540 $764 Million
Q2 2023

Aug 11, 2023

SELL
$41.02 - $52.27 $10.1 Million - $12.9 Million
-246,129 Reduced 1.46%
16,650,671 $707 Million
Q1 2023

May 12, 2023

SELL
$46.18 - $52.52 $11.2 Million - $12.8 Million
-243,490 Reduced 1.42%
16,896,800 $887 Million
Q4 2022

Feb 13, 2023

BUY
$39.16 - $51.83 $12.3 Million - $16.2 Million
312,931 Added 1.86%
17,140,290 $873 Million
Q3 2022

Nov 14, 2022

BUY
$39.71 - $56.37 $37.1 Million - $52.6 Million
933,250 Added 5.87%
16,827,359 $680 Million
Q2 2022

Aug 12, 2022

SELL
$42.04 - $61.74 $538,784 - $791,259
-12,816 Reduced 0.08%
15,894,109 $726 Million
Q1 2022

May 12, 2022

BUY
$53.7 - $77.38 $21.1 Million - $30.4 Million
392,550 Added 2.53%
15,906,925 $964 Million
Q4 2021

Feb 10, 2022

BUY
$51.73 - $77.6 $12.5 Million - $18.8 Million
241,846 Added 1.58%
15,514,375 $1.19 Billion
Q3 2021

Nov 09, 2021

SELL
$50.84 - $58.51 $1.17 Million - $1.34 Million
-22,923 Reduced 0.15%
15,272,529 $784 Million
Q2 2021

Aug 11, 2021

BUY
$49.52 - $60.77 $757 Million - $930 Million
15,295,452 New
15,295,452 $870 Million

Others Institutions Holding CIEN

About CIENA CORP


  • Ticker CIEN
  • Exchange NYSE
  • Sector Technology
  • Industry Communication Equipment
  • Shares Outstandng 148,142,000
  • Market Cap $7.14B
  • Description
  • Ciena Corporation provides network hardware, software, and services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company's Networking Platforms segment offers hardware networking products and solutions that optimized for t...
More about CIEN
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