InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (47 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
47
T+90 hit rate
33%
T+90 mean return
-8.1%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Schaeffer Dave, Chairman & CEO. Insider active across 1 company, notably Cogent Communications Holdings, INC.. Aggregated, 60 filings have been recorded. Breakdown: 0 buy · 47 sells. Total volume traded: €152.6m. History available since 3 January 2022. The latest transaction was disclosed on 1 April 2026 (Disposition). Regulator: SEC (Form 4). All data is accessible without signup.
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Declarations60 total
29,333 shares0common stockSEC:0001166976-26-000009:1
29,333 shares0common stockSEC:0001166976-26-000009:2
58,667 shares0common stockSEC:0001166976-26-000009:0
229,657 shares0common stockSEC:0001166976-26-000007:0
818,909 shares@ US$27.5012.4% of flowcommon stockSEC:0001415889-25-021443:0
1,840,669 shares@ US$32.6033.0% of flowcommon stockSEC:0001415889-25-021353:0
45,000 shares@ US$47.13872.2% of flowcommon stockSEC:0001415889-25-017408:0
45,000 shares@ US$47.41872.2% of flowcommon stockSEC:0001415889-25-017344:0
45,000 shares@ US$47.86722.3% of flowcommon stockSEC:0001415889-25-017004:0
45,000 shares@ US$48.54722.3% of flowcommon stockSEC:0001415889-25-016836:0
40,000 shares@ US$48.69992.2% of flowcommon stockSEC:0001415889-25-016559:0
40,000 shares@ US$48.51172.2% of flowcommon stockSEC:0001415889-25-016341:0
50,000 shares@ US$47.77642.7% of flowcommon stockSEC:0001415889-25-016298:0
40,000 shares@ US$47.28832.1% of flowcommon stockSEC:0001415889-25-016137:0
50,000 shares@ US$47.76082.6% of flowcommon stockSEC:0001415889-25-015804:0
50,000 shares@ US$46.99973.0% of flowcommon stockSEC:0001415889-25-015561:0
50,000 shares@ US$46.38273.1% of flowcommon stockSEC:0001415889-25-015396:0
25,000 shares@ US$45.8971.5% of flowcommon stockSEC:0001415889-25-015131:0
25,000 shares@ US$46.90370.7% of flowcommon stockSEC:0001415889-25-014965:0
20,000 shares@ US$47.40870.5% of flowcommon stockSEC:0001415889-25-014867:0
20,000 shares@ US$48.66610.5% of flowcommon stockSEC:0001415889-25-014708:0
25,000 shares@ US$46.93270.7% of flowcommon stockSEC:0001415889-25-014604:0
25,000 shares@ US$46.27071.6% of flowcommon stockSEC:0001415889-25-014409:0
40,000 shares@ US$46.80622.6% of flowcommon stockSEC:0001415889-25-014157:0
15,000 shares@ US$49.95651.1% of flowcommon stockSEC:0001415889-25-013936:0
25 of 60 declarations
About Schaeffer Dave
SCHAEFFER DAVE is President-Directeur Général at Cogent Communications Holdings, INC., where the listed role is CHAIRMAN, CEO, AND PRESIDENT. Across 60 filings in total, the 60 sampled filings between 2022-01-05 and 2026-04-02 show sales of EUR 159355781 and no buys, with Cession as the modal transaction nature.
