ALEXANDER STEPHEN B

Related Filers (1)

Other (15)

144
Friday, 12/15/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 11/15/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 10/16/2023
Filing for proposed sale of securities under Rule 144
144
Friday, 9/15/2023
Filing for proposed sale of securities under Rule 144
144
Tuesday, 8/15/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 7/17/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/15/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 5/15/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 4/17/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 12/15/2010
Filing for proposed sale of securities under Rule 144
144
Wednesday, 9/15/2010
Filing for proposed sale of securities under Rule 144
144
Tuesday, 6/15/2010
Filing for proposed sale of securities under Rule 144
144
Tuesday, 12/15/2009
Filing for proposed sale of securities under Rule 144
144
Thursday, 10/15/2009
Filing for proposed sale of securities under Rule 144
144
Wednesday, 7/15/2009
Filing for proposed sale of securities under Rule 144
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Ownership (302)

4
Thursday, 1/19/2023
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/22/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 12/19/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4/A
Thursday, 12/15/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/15/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4/A
Thursday, 12/15/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 11/17/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/18/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 9/22/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 9/19/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/17/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/19/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/22/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 6/17/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/18/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/22/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/17/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/22/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 12/17/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/16/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/17/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/19/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/22/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 9/17/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/18/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 7/16/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/22/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/16/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/19/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 4/16/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/23/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/16/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/17/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/19/2021
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/22/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/22/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 12/18/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 11/16/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 10/16/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/22/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/16/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/19/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 7/17/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/23/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/16/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/19/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 4/16/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/24/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/18/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/19/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 1/17/2020
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/26/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/19/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/18/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/19/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 10/17/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/24/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/18/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 8/19/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/17/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 6/24/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/19/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/16/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/17/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 3/21/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/18/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/16/2019
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/26/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/20/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/18/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 11/19/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/16/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 9/24/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/19/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 8/16/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/17/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 6/22/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 6/18/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/17/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/18/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 3/23/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/19/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/20/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 1/18/2018
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/26/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/19/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/14/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 11/16/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/17/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 9/22/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/19/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 8/17/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/18/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Friday, 6/23/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Monday, 6/19/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/17/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/19/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/22/2017
CIENA CORP: Statement of changes in beneficial ownership of securities
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