A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Cogent Communications Holdings, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 181,400 shares of CCOI stock, worth $14.8 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
181,400
Previous 66,800 171.56%
Holding current value
$14.8 Million
Previous $3.77 Million 265.25%
% of portfolio
0.0%
Previous 0.0%

Shares

23 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

BUY
$54.78 - $76.51 $11.8 Million - $16.5 Million
215,963 Added 196.34%
325,957 $24.7 Million
Q2 2024

Aug 14, 2024

SELL
$51.71 - $65.99 $2.3 Million - $2.94 Million
-44,493 Reduced 28.8%
109,994 $6.21 Million
Q1 2024

May 15, 2024

SELL
$61.94 - $80.91 $24.3 Million - $31.8 Million
-392,907 Reduced 71.78%
154,487 $10.1 Million
Q4 2023

Feb 14, 2024

BUY
$59.37 - $76.18 $32 Million - $41.1 Million
538,883 Added 6331.61%
547,394 $41.6 Million
Q3 2023

Nov 14, 2023

SELL
$58.16 - $71.37 $13.8 Million - $17 Million
-237,558 Reduced 96.54%
8,511 $526,000
Q2 2023

Aug 14, 2023

SELL
$61.15 - $73.58 $655,589 - $788,851
-10,721 Reduced 4.18%
246,069 $16.6 Million
Q1 2023

May 15, 2023

SELL
$57.74 - $70.4 $18.2 Million - $22.1 Million
-314,512 Reduced 55.05%
256,790 $16.4 Million
Q4 2022

Feb 14, 2023

SELL
$49.47 - $58.66 $5.59 Million - $6.62 Million
-112,925 Reduced 16.5%
571,302 $32.6 Million
Q3 2022

Nov 14, 2022

BUY
$49.63 - $64.18 $5.13 Million - $6.64 Million
103,439 Added 17.81%
684,227 $35.7 Million
Q2 2022

Aug 15, 2022

BUY
$55.66 - $71.94 $30.1 Million - $38.9 Million
540,286 Added 1333.97%
580,788 $35.3 Million
Q4 2021

Feb 14, 2022

SELL
$71.72 - $80.27 $127,446 - $142,639
-1,777 Reduced 4.2%
40,502 $2.96 Million
Q3 2021

Nov 15, 2021

BUY
$70.38 - $77.96 $2.01 Million - $2.23 Million
28,543 Added 207.8%
42,279 $3 Million
Q2 2021

Aug 16, 2021

BUY
$67.48 - $79.21 $723,183 - $848,893
10,717 Added 354.99%
13,736 $1.06 Million
Q1 2021

May 17, 2021

SELL
$56.95 - $68.76 $13.5 Million - $16.3 Million
-237,001 Reduced 98.74%
3,019 $208,000
Q4 2020

Feb 16, 2021

BUY
$54.09 - $65.05 $3.42 Million - $4.12 Million
63,266 Added 35.79%
240,020 $14.4 Million
Q3 2020

Nov 16, 2020

BUY
$59.07 - $90.11 $8.28 Million - $12.6 Million
140,208 Added 383.65%
176,754 $10.6 Million
Q2 2020

Aug 14, 2020

BUY
$74.57 - $90.75 $1.86 Million - $2.27 Million
24,998 Added 216.47%
36,546 $2.83 Million
Q1 2020

May 15, 2020

SELL
$65.5 - $87.06 $1.53 Million - $2.04 Million
-23,411 Reduced 66.97%
11,548 $947,000
Q4 2019

Feb 14, 2020

SELL
$53.67 - $66.23 $1.71 Million - $2.12 Million
-31,937 Reduced 47.74%
34,959 $2.3 Million
Q3 2019

Nov 14, 2019

BUY
$54.6 - $63.72 $3.1 Million - $3.62 Million
56,831 Added 564.64%
66,896 $3.69 Million
Q2 2019

Aug 14, 2019

SELL
$53.92 - $61.04 $2.99 Million - $3.39 Million
-55,500 Reduced 84.65%
10,065 $598,000
Q1 2019

May 15, 2019

BUY
$44.55 - $54.25 $1.02 Million - $1.24 Million
22,929 Added 53.78%
65,565 $0
Q4 2018

Feb 14, 2019

BUY
$42.4 - $56.03 $1.81 Million - $2.39 Million
42,636 New
42,636 $1.93 Million

Others Institutions Holding CCOI

About COGENT COMMUNICATIONS HOLDINGS, INC.


  • Ticker CCOI
  • Exchange NASDAQ
  • Sector Communication Services
  • Industry Telecom Services
  • Shares Outstandng 48,014,400
  • Market Cap $3.91B
  • Description
  • Cogent Communications Holdings, Inc., through its subsidiaries, provides high-speed Internet access, private network, and data center colocation space services in North America, Europe, Asia, South America, Australia, and Africa. The company offers on-net Internet access and private network services to law firms, financial services firms, and ad...
More about CCOI
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