Historical shareholding details of Sit Investment Associates Inc holdings in CIENA Corp. (CIEN)

Monthly changes of Sit Investment Associates Inc shareholding in CIENA Corp. over the previous months

Month Name Total no. shares held Percent Holding
Jul 31, 2025 Sit Investment Associates Inc 75,050 0.05%
Jun 30, 2025 Sit Investment Associates Inc 75,050 0.05%
May 31, 2025 Sit Investment Associates Inc 75,050 0.05%
Apr 30, 2025 Sit Investment Associates Inc 75,050 0.05%
Mar 31, 2025 Sit Investment Associates Inc 48,200 0.03%
Mar 31, 2025 Sit Investment Associates Inc 75,050 0.05%
Feb 28, 2025 Sit Investment Associates Inc 75,050 0.05%
Jan 31, 2025 Sit Investment Associates Inc 75,050 0.05%
Dec 31, 2024 Sit Investment Associates Inc 48,200 0.03%
Dec 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Nov 30, 2024 Sit Investment Associates Inc 75,050 0.05%
Oct 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Sep 30, 2024 Sit Investment Associates Inc 48,200 0.03%
Sep 30, 2024 Sit Investment Associates Inc 75,050 0.05%
Aug 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Jul 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Jun 30, 2024 Sit Investment Associates Inc 48,200 0.03%
Jun 30, 2024 Sit Investment Associates Inc 75,050 0.05%
May 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Apr 30, 2024 Sit Investment Associates Inc 75,050 0.05%
Mar 31, 2024 Sit Investment Associates Inc 48,200 0.03%
Mar 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Feb 29, 2024 Sit Investment Associates Inc 75,050 0.05%
Jan 31, 2024 Sit Investment Associates Inc 75,050 0.05%
Dec 31, 2023 Sit Investment Associates Inc 48,200 0.03%
Dec 31, 2023 Sit Investment Associates Inc 75,050 0.05%
Nov 30, 2023 Sit Investment Associates Inc 75,050 0.05%
Oct 31, 2023 Sit Investment Associates Inc 75,050 0.05%
Sep 30, 2023 Sit Investment Associates Inc 48,200 0.03%
Sep 30, 2023 Sit Investment Associates Inc 75,050 0.05%
Aug 31, 2023 Sit Investment Associates Inc 75,050 0.05%
Jul 31, 2023 Sit Investment Associates Inc 75,050 0.05%
Jun 30, 2023 Sit Investment Associates Inc 52,420 0.04%
Jun 30, 2023 Sit Investment Associates Inc 75,050 0.05%
May 31, 2023 Sit Investment Associates Inc 75,050 0.05%
Mar 31, 2023 Sit Investment Associates Inc 52,420 0.04%
Dec 31, 2022 Sit Investment Associates Inc 51,870 0.03%

View all ownership details of CIENA Corp.