| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| Renaissance Technologies | $683.3K | 0.00% | 49.23K | −27% | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a CCOI trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Sep 29, 2026 | Brooks Steven DDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | Ferguson Lewis H IiiDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | Montagner MarcDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | Kennedy Sheryl LynnDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | De Sa PaulDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | Howell Deneen CDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 29, 2026 | Howard Eve NDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Sep 14, 2026 | Kilmer Henry WorthingtonOfficer | Sale at price 9.21 per share. | 2.4K | $22.10K |
| Sep 1, 2026 | Weed Thaddeus GerardOfficer | Sale at price 9.37 per share. | 4.8K | $45.45K |
| Jun 29, 2026 | Brooks Steven DDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | Ferguson Lewis H IiiDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | Montagner MarcDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | Kennedy Sheryl LynnDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | De Sa PaulDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | Howell Deneen CDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 29, 2026 | Howard Eve NDirector | Stock Award(Grant) at price 0.00 per share. | 3.4K | — |
| Jun 15, 2026 | Weed Thaddeus GerardChief Financial Officer | Sale at price 16.79 per share. | 4.8K | $81.43K |
| Jun 14, 2026 | Kilmer Henry WorthingtonOfficer | Sale at price 17.01 per share. | 2.4K | $40.82K |
| May 27, 2026 | Ferguson Lewis H IiiDirector | Sale at price 20.36 per share. | 2.8K | $57.01K |
| May 13, 2026 | Kennedy Sheryl LynnDirector | Sale at price 16.22 per share. | 3.3K | $53.52K |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 12.7 | -22.8 | 0.4 | 20.2 | -21.6 | -21.8 | -2.7 | -29.3 | -18.3 | 10.0 | −60.3% | ||
| 2025 | -2.2 | -3.0 | -16.1 | -11.4 | -15.9 | 5.5 | -5.4 | -16.1 | 0.3 | 7.6 | -53.7 | 13.0 | −72.0% |
| 2024 | 1.5 | 4.8 | -19.3 | -1.8 | -7.7 | -4.7 | 25.1 | -0.9 | 8.5 | 5.7 | 2.4 | -6.2 | +1.3% |
| 2023 | 20.1 | -5.6 | -1.6 | 8.3 | -10.9 | 9.4 | -9.0 | 15.3 | -12.3 | 5.0 | -1.7 | 19.1 | +33.3% |
| 2022 | -13.1 | -0.3 | 4.7 | -11.8 | 3.2 | 0.6 | 5.0 | -16.5 | -2.0 | 0.7 | 10.6 | -1.7 | −22.0% |
| 2021 | -4.9 | 5.1 | 14.9 | 9.8 | 0.1 | 1.7 | 0.9 | -6.5 | -2.4 | 8.1 | -2.2 | -2.3 | +22.2% |
| 2020 | 7.8 | 2.9 | 12.3 | 2.3 | -8.7 | 1.1 | 16.5 | -25.4 | -10.7 | -7.1 | 4.2 | 3.0 | −9.0% |
| 2019 | 7.2 | 0.5 | 11.4 | 1.8 | 5.9 | 1.5 | 6.1 | -3.4 | -9.5 | 6.4 | 6.9 | 5.0 | +45.6% |
| 2018 | -0.4 | -5.0 | 1.3 | 8.6 | 8.6 | 4.3 | -2.7 | 5.3 | 2.0 | -6.8 | -6.7 | -6.8 | −0.2% |
| 2017 | 1.1 | -0.8 | 3.9 | 4.5 | -12.4 | 1.8 | 4.1 | 11.6 | 4.9 | 10.2 | -13.1 | -3.3 | +9.6% |
| 2016 | -3.7 | 9.8 | 6.3 | -0.8 | 2.9 | 0.6 | 6.7 | -16.8 | 3.6 | 0.2 | 1.5 | 10.4 | +19.2% |
| 2015 | 4.7 | -0.9 | -3.8 | -1.0 | -10.2 | 7.7 | -6.1 | -12.6 | -2.2 | 13.1 | 9.2 | 3.4 | −2.0% |
| 2014 | 2.4 | -7.3 | -7.3 | -3.0 | 6.4 | -5.8 | 0.5 | -0.1 | -3.0 | 1.0 | 4.4 | -0.1 | −12.4% |
| 2013 | 9.4 | 1.5 | 5.0 | 8.5 | -4.0 | 2.4 | 1.7 | 8.4 | 3.9 | 8.9 | 11.0 | 3.6 | +78.5% |
| 2012 | -9.8 | 20.9 | 3.6 | -1.8 | -5.3 | 8.5 | -4.0 | 6.1 | 17.3 | -5.6 | -2.6 | 7.1 | +34.0% |
| 2011 | -3.5 | 8.1 | -3.3 | 1.8 | 7.2 | 9.4 | -11.4 | -5.9 | -5.1 | 19.3 | 6.0 | -0.7 | +19.4% |
| 2010 | 10.8 | -9.8 | 5.7 | -2.1 | -11.2 | -16.2 | 13.7 | 1.2 | 8.6 | 14.6 | 11.7 | 16.7 | +43.4% |
| 2009 | 1.8 | -0.5 | 8.8 | 17.2 | -7.5 | 4.4 | 1.7 | 16.4 | 17.1 | -10.4 | -16.0 | 15.9 | +51.0% |
| 2008 | -13.7 | -4.8 | -6.0 | 14.7 | -21.7 | -18.5 | -10.0 | -23.6 | -16.2 | -38.1 | 15.1 | 18.7 | −72.5% |
| 2007 | 29.5 | 7.4 | 4.7 | 7.7 | 12.7 | 4.1 | -4.0 | -12.9 | -6.5 | 18.6 | -24.9 | 14.1 | +46.2% |
Cogent Communications Holdings, Inc., through its subsidiaries, provides high-speed Internet access, private network, and data center colocation space services in North America, South America, Europe, Oceania, and Africa. It offers on-net Internet access and private network services to law firms, financial services firms, and advertising and marketing firms, as well as heath care providers, educational institutions and other professional services businesses, other Internet service providers, telephone companies, cable television companies, web hosting companies, media service providers, mobile phone operators, content delivery network companies, and commercial content and application service providers. The company also provides Internet access and private network services to customers that are not located in buildings directly connected to its network; and on-net services to customers located in buildings that are physically connected to its network. In addition, it offers off-net services to corporate customers using other carriers' circuits to provide the last mile portion of the link from the customers' premises to the network. Further, the company operates data centers that allow its customers to collocate their equipment and access the network. It serves primarily to small and medium-sized businesses, communications service providers, and other bandwidth-intensive organizations. Cogent Communications Holdings, Inc. was founded in 1999 and is headquartered in Washington, the District of Columbia.
Buy / hold / sell counts