Historical shareholding details of
Mr. John B. Chang
holdings in Cogent Communications Holdings Inc (CCOI)
Monthly changes of
Mr. John B. Chang
shareholding in Cogent Communications Holdings Inc
over the previous
months
|
Month
|
Name |
Total no. shares held |
Percent Holding |
|
May 13, 2025
|
Mr. John B. Chang
|
77,245
|
0.16%
|
|
|
|
Apr 10, 2025
|
Mr. John B. Chang
|
78,001
|
0.17%
|
|
|
|
Mar 10, 2025
|
Mr. John B. Chang
|
78,358
|
0.17%
|
|
|
|
Mar 05, 2025
|
Mr. John B. Chang
|
78,715
|
0.17%
|
|
|
|
Jan 09, 2025
|
Mr. John B. Chang
|
79,430
|
0.17%
|
|
|
|
Dec 18, 2024
|
Mr. John B. Chang
|
69,830
|
0.15%
|
|
|
|
Dec 04, 2024
|
Mr. John B. Chang
|
70,800
|
0.15%
|
|
|
|
Nov 12, 2024
|
Mr. John B. Chang
|
69,300
|
0.15%
|
|
|
|
Sep 12, 2024
|
Mr. John B. Chang
|
71,580
|
0.15%
|
|
|
|
Aug 23, 2024
|
Mr. John B. Chang
|
72,980
|
0.16%
|
|
|
|
Feb 01, 2024
|
Mr. John B. Chang
|
75,035
|
0.16%
|
|
|
|
Dec 26, 2023
|
Mr. John B. Chang
|
38,310
|
0.08%
|
|
|
|
Dec 01, 2023
|
Mr. John B. Chang
|
47,260
|
0.10%
|
|
|
|
May 03, 2023
|
Mr. John B. Chang
|
42,360
|
0.09%
|
View all ownership details of Cogent Communications Holdings Inc