A detailed history of Jeremy Grantham (Grantham, Mayo, Van Otterloo & Co. LLC) transactions in Ciena Corp stock. As of the latest transaction made, Grantham, Mayo, Van Otterloo & Co. LLC holds 602,850 shares of CIEN stock, worth $38.1 Million. This represents 0.1% of its overall portfolio holdings.

Number of Shares
602,850
Previous 578,023 4.3%
Holding current value
$38.1 Million
Previous $28.6 Million 1.62%
% of portfolio
0.1%
Previous 0.1%

Shares

19 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2024

Aug 13, 2024

BUY
$43.56 - $49.56 $1.08 Million - $1.23 Million
24,827 Added 4.3%
602,850 $29 Million
Q1 2024

May 14, 2024

BUY
$44.58 - $62.48 $8.91 Million - $12.5 Million
199,829 Added 52.84%
578,023 $28.6 Million
Q4 2023

Feb 13, 2024

SELL
$40.6 - $47.16 $647,245 - $751,824
-15,942 Reduced 4.04%
378,194 $17 Million
Q3 2023

Nov 13, 2023

BUY
$40.43 - $49.98 $6.86 Million - $8.49 Million
169,773 Added 75.67%
394,136 $18.6 Million
Q1 2023

May 12, 2023

BUY
$46.18 - $52.52 $5.04 Million - $5.73 Million
109,101 Added 94.65%
224,363 $11.8 Million
Q4 2022

Feb 13, 2023

SELL
$39.16 - $51.83 $2.31 Million - $3.05 Million
-58,873 Reduced 33.81%
115,262 $5.87 Million
Q3 2022

Nov 10, 2022

BUY
$39.71 - $56.37 $6.27 Million - $8.9 Million
157,835 Added 968.31%
174,135 $7.04 Million
Q2 2022

Aug 12, 2022

BUY
$42.04 - $61.74 $685,252 - $1.01 Million
16,300 New
16,300 $745,000
Q1 2022

May 13, 2022

SELL
$53.7 - $77.38 $1.76 Million - $2.53 Million
-32,686 Closed
0 $0
Q4 2021

Feb 11, 2022

BUY
$51.73 - $77.6 $1.03 Million - $1.54 Million
19,886 Added 155.36%
32,686 $2.52 Million
Q3 2021

Nov 12, 2021

BUY
$50.84 - $58.51 $650,752 - $748,928
12,800 New
12,800 $657,000
Q4 2020

Feb 12, 2021

SELL
$38.44 - $53.47 $808,892 - $1.13 Million
-21,043 Closed
0 $0
Q2 2020

Aug 13, 2020

SELL
$39.97 - $56.31 $1.4 Million - $1.97 Million
-35,000 Reduced 62.45%
21,043 $1.14 Million
Q1 2020

May 14, 2020

BUY
$34.5 - $44.47 $634,800 - $818,248
18,400 Added 48.88%
56,043 $2.23 Million
Q4 2019

Feb 13, 2020

SELL
$34.61 - $42.72 $2.2 Million - $2.71 Million
-63,457 Reduced 62.77%
37,643 $1.61 Million
Q3 2019

Nov 13, 2019

SELL
$38.91 - $45.95 $32 Million - $37.7 Million
-821,300 Reduced 89.04%
101,100 $3.97 Million
Q2 2019

Aug 13, 2019

BUY
$33.18 - $45.49 $2.57 Million - $3.53 Million
77,600 Added 9.19%
922,400 $37.9 Million
Q1 2019

May 14, 2019

BUY
$32.87 - $43.68 $27.5 Million - $36.6 Million
838,100 Added 12508.96%
844,800 $31.5 Million
Q4 2018

Feb 13, 2019

BUY
$28.24 - $34.91 $189,208 - $233,896
6,700 New
6,700 $227,000

Others Institutions Holding CIEN

About CIENA CORP


  • Ticker CIEN
  • Exchange NYSE
  • Sector Technology
  • Industry Communication Equipment
  • Shares Outstandng 148,142,000
  • Market Cap $9.37B
  • 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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