California State Teachers Retirement System Cogent Communications Holdings, Inc. Transaction History

California State Teachers Retirement System

  • $94.5 Billion
  • Q3 2025

A detailed history of California State Teachers Retirement System transactions in Cogent Communications Holdings, Inc. stock. As of the latest transaction made, California State Teachers Retirement System holds 45,880 shares of CCOI stock, worth $805,194. This represents 0.0% of its overall portfolio holdings.

Number of Shares
45,880
Previous 40,143 14.29%
Holding current value
$805,194
Previous $1.94 Million 9.1%
% of portfolio
0.0%
Previous 0.0%

Shares

35 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025
BUY
$30.62 - $52.91 $175,666 - $303,544
5,737 Added 14.29%
45,880 $1.76 Million
Q2 2025

Aug 14, 2025
SELL
$45.71 - $61.66 $119,394 - $161,055
-2,612 Reduced 6.11%
40,143 $1.94 Million
Q1 2025

May 15, 2025
SELL
$61.31 - $83.44 $37,583 - $51,148
-613 Reduced 1.41%
42,755 $2.62 Million
Q4 2024

Feb 14, 2025
BUY
$74.18 - $85.35 $121,358 - $139,632
1,636 Added 3.92%
43,368 $3.34 Million
Q3 2024

Apr 04, 2025
SELL
$54.78 - $76.51 $89,620 - $125,170
-1,636 Reduced 3.77%
41,732 $3.17 Million
Q3 2024

Nov 14, 2024
SELL
$54.78 - $76.51 $76,911 - $107,420
-1,404 Reduced 3.25%
41,732 $3.17 Million
Q2 2024

Apr 08, 2025
SELL
$51.71 - $65.99 $11,996 - $15,309
-232 Reduced 0.53%
43,136 $2.43 Million
Q2 2024

Aug 14, 2024
SELL
$51.71 - $65.99 $32,990 - $42,101
-638 Reduced 1.46%
43,136 $2.43 Million
Q1 2024

May 15, 2024
SELL
$61.94 - $80.91 $161,911 - $211,498
-2,614 Reduced 5.64%
43,774 $2.86 Million
Q4 2023

Feb 13, 2024
SELL
$59.37 - $76.18 $95,526 - $122,573
-1,609 Reduced 3.35%
46,388 $3.53 Million
Q3 2023

Nov 14, 2023
SELL
$58.16 - $71.37 $273,700 - $335,867
-4,706 Reduced 8.93%
47,997 $2.97 Million
Q2 2023

Aug 21, 2023
SELL
$61.15 - $73.58 $77,171 - $92,857
-1,262 Reduced 2.34%
52,703 $3.55 Million
Q1 2023

May 09, 2023
SELL
$57.74 - $70.4 $46,711 - $56,953
-809 Reduced 1.48%
53,965 $3.44 Million
Q4 2022

Feb 14, 2023
BUY
$49.47 - $58.66 $32,848 - $38,950
664 Added 1.23%
54,774 $3.13 Million
Q3 2022

Nov 18, 2022
SELL
$49.63 - $64.18 $61,789 - $79,904
-1,245 Reduced 2.25%
54,110 $2.82 Million
Q2 2022

Aug 15, 2022
BUY
$55.66 - $71.94 $44,639 - $57,695
802 Added 1.47%
55,355 $3.36 Million
Q1 2022

May 16, 2022
SELL
$60.49 - $72.67 $299,485 - $359,789
-4,951 Reduced 8.32%
54,553 $3.62 Million
Q4 2021

Feb 15, 2022
BUY
$71.72 - $80.27 $105,500 - $118,077
1,471 Added 2.53%
59,504 $4.36 Million
Q3 2021

Nov 15, 2021
SELL
$70.38 - $77.96 $53,911 - $59,717
-766 Reduced 1.3%
58,033 $4.11 Million
Q2 2021

Aug 16, 2021
SELL
$67.48 - $79.21 $358,453 - $420,763
-5,312 Reduced 8.29%
58,799 $4.52 Million
Q1 2021

May 18, 2021
SELL
$56.95 - $68.76 $18,337 - $22,140
-322 Reduced 0.5%
64,111 $4.41 Million
Q4 2020

Feb 16, 2021
BUY
$54.09 - $65.05 $6,112 - $7,350
113 Added 0.18%
64,433 $3.86 Million
Q3 2020

Nov 17, 2020
BUY
$59.07 - $90.11 $13,940 - $21,265
236 Added 0.37%
64,320 $3.86 Million
Q2 2020

Aug 17, 2020
SELL
$74.57 - $90.75 $30,722 - $37,389
-412 Reduced 0.64%
64,084 $4.96 Million
Q1 2020

May 13, 2020
SELL
$65.5 - $87.06 $20,960 - $27,859
-320 Reduced 0.49%
64,496 $5.29 Million
Q4 2019

Feb 14, 2020
SELL
$53.67 - $66.23 $34,563 - $42,652
-644 Reduced 0.98%
64,816 $4.27 Million
Q3 2019

Nov 15, 2019
BUY
$54.6 - $63.72 $42,697 - $49,829
782 Added 1.21%
65,460 $3.61 Million
Q2 2019

Aug 14, 2019
BUY
$53.92 - $61.04 $29,170 - $33,022
541 Added 0.84%
64,678 $3.84 Million
Q1 2019

May 09, 2019
SELL
$44.55 - $54.25 $63,528 - $77,360
-1,426 Reduced 2.18%
64,137 $3.48 Million
Q4 2018

Feb 13, 2019
BUY
$42.4 - $56.03 $62,667 - $82,812
1,478 Added 2.31%
65,563 $2.96 Million
Q3 2018

Nov 14, 2018
SELL
$49.8 - $56.15 $1,095 - $1,235
-22 Reduced 0.03%
64,085 $3.58 Million
Q2 2018

Aug 14, 2018
BUY
$42.7 - $55.25 $3,714 - $4,806
87 Added 0.14%
64,107 $3.42 Million
Q1 2018

May 15, 2018
SELL
$41.65 - $45.75 $66,098 - $72,605
-1,587 Reduced 2.42%
64,020 $2.78 Million
Q4 2017

Feb 14, 2018
SELL
$42.6 - $53.9 $42,088 - $53,253
-988 Reduced 1.48%
65,607 $2.97 Million
Q3 2017

Nov 13, 2017
BUY
$40.6 - $50.05 $2.7 Million - $3.33 Million
66,595
66,595 $3.26 Million

Others Institutions Holding CCOI

# of Institutions
318
Shares Held
52M
Call Options Held
578K
Put Options Held
673K
View Full List

About COGENT COMMUNICATIONS HOLDINGS, INC.

CCOI Quotes by TradingView
  • Ticker CCOI
  • Exchange NASDAQ
  • Sector Communication Services
  • Industry Telecom Services
  • Shares Outstandng 48,014,400
  • Market Cap $843M
  • 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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