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CITADEL ADVISORS LLC > CCOI

DateNameTickerSharesChangeValueChangePrice
06/30/2023COGENT COMMUNICATIONS HOLDINGS, INC.CCOI246,069-325,23316,557,983,000-16,051,935,000$67,290.00
12/31/2022COGENT COMMUNICATIONS HOLDINGS, INC.CCOI571,302-112,92532,609,918,00032,574,228,000$57,080.00
09/30/2022COGENT COMMUNICATIONS HOLDINGS, INC.CCOI684,227103,43935,690,000401,000$52.16
06/30/2022COGENT COMMUNICATIONS HOLDINGS, INC.CCOI580,788580,78835,289,00035,289,000$60.76
03/31/2022COGENT COMMUNICATIONS HOLDINGS, INC.CCOI0-40,5020-2,964,000 
12/31/2021COGENT COMMUNICATIONS HOLDINGS, INC.CCOI40,502-1,7772,964,000-32,000$73.18
09/30/2021COGENT COMMUNICATIONS HOLDINGS, INC.CCOI42,27928,5432,996,0001,940,000$70.86
06/30/2021COGENT COMMUNICATIONS HOLDINGS, INC.CCOI13,73610,7171,056,000848,000$76.88
03/31/2021COGENT COMMUNICATIONS HOLDINGS, INC.CCOI3,019-237,001208,000-14,162,000$68.90
12/31/2020COGENT COMMUNICATIONS HOLDINGS, INC.CCOI240,02063,26614,370,0003,756,000$59.87
09/30/2020COGENT COMMUNICATIONS HOLDINGS, INC.CCOI176,754140,20810,614,0007,787,000$60.05
06/30/2020COGENT COMMUNICATIONS HOLDINGS, INC.CCOI36,54624,9982,827,0001,880,000$77.35
03/31/2020COGENT COMMUNICATIONS HOLDINGS, INC.CCOI11,548-23,411947,000-1,354,000$82.01
12/31/2019COGENT COMMUNICATIONS HOLDINGS, INC.CCOI34,959-31,9372,301,000-1,385,000$65.82
09/30/2019COGENT COMMUNICATIONS HOLDINGS, INC.CCOI66,89656,8313,686,0003,088,000$55.10
06/30/2019COGENT COMMUNICATIONS HOLDINGS, INC.CCOI10,065-55,500598,000-2,959,000$59.41
03/31/2019COGENT COMMUNICATIONS HOLDINGS, INC.CCOI65,56522,9293,557,0001,629,000$54.25
12/31/2018COGENT COMMUNICATIONS HOLDINGS, INC.CCOI42,63642,6361,928,0001,928,000$45.22
09/30/2017COGENT COMMUNICATIONS HOLDINGS, INC.CCOI0-29,5950-1,186,000 
06/30/2017COGENT COMMUNICATIONS HOLDINGS, INC.CCOI29,59521,2531,186,000827,000$40.07
03/31/2017COGENT COMMUNICATIONS HOLDINGS, INC.CCOI8,342-117,089359,000-4,828,000$43.04
12/31/2016COGENT COMMUNICATIONS HOLDINGS, INC.CCOI125,43163,2715,187,0002,899,000$41.35
09/30/2016COGENT COMMUNICATIONS HOLDINGS, INC.CCOI62,16062,1602,288,0002,288,000$36.81
06/30/2016COGENT COMMUNICATIONS HOLDINGS, INC.CCOI0-131,6550-5,138,000 
03/31/2016COGENT COMMUNICATIONS HOLDINGS, INC.CCOI131,655106,2885,138,0004,258,000$39.03
12/31/2015COGENT COMMUNICATIONS HOLDINGS, INC.CCOI25,36725,367880,000880,000$34.69
09/30/2015COGENT COMMUNICATIONS HOLDINGS, INC.CCOI0-8,9380-302,000 
06/30/2015COGENT COMMUNICATIONS HOLDINGS, INC.CCOI8,938-166,131302,000-5,883,000$33.79
03/31/2015COGENT COMMUNICATIONS HOLDINGS, INC.CCOI175,069169,5226,185,0005,989,000$35.33
12/31/2014COGENT COMMUNICATIONS HOLDINGS, INC.CCOI5,547-4,942196,000-157,000$35.33
09/30/2014COGENT COMMUNICATIONS HOLDINGS, INC.CCOI10,489-633,466353,000-21,896,000$33.65
06/30/2014COGENT COMMUNICATIONS HOLDINGS, INC.CCOI643,955638,23622,249,00022,046,000$34.55
03/31/2014COGENT COMMUNICATIONS HOLDINGS, INC.CCOI5,719-554,773203,000-22,446,000$35.50
12/31/2013COGENT COMMUNICATIONS HOLDINGS, INC.CCOI560,492545,66422,649,00022,171,000$40.41
09/30/2013COGENT COMMUNICATIONS HOLDINGS, INC.CCOI14,82814,828478,000478,000$32.24
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