Historical shareholding details of SEI Investments Co holdings in CIENA Corp. (CIEN)

Monthly changes of SEI Investments Co shareholding in CIENA Corp. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Sei Investments Co	157,014	0.11%

Sep 30, 2024	Sei Investments Co	181,020	0.13%

Jun 30, 2024	Sei Investments Co	198,780	0.14%

Mar 31, 2024	Sei Investments Co	168,118	0.12%

Dec 31, 2023	Sei Investments Co	169,855	0.12%

Sep 30, 2023	Sei Investments Co	194,804	0.13%

Jun 30, 2023	Sei Investments Co	221,760	0.15%

Mar 31, 2023	Sei Investments Co	244,142	0.16%

Dec 31, 2022	Sei Investments Co	207,901	0.14%