InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (25 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
25
T+90 hit rate
22%
T+90 mean return
-8.2%
Across 9 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the complete record of transactions filed by BUBECK JAMES, Chief Executive Officer. Insider active across 1 company, notably Cogent Communications Holdings, INC.. In total, 35 filings have been published. Split: 0 buy · 25 sells. Total volume traded: €3.4m. History available since 19 May 2021. The latest transaction was disclosed on 4 March 2025 (Cession). Regulator: SEC (Form 4). All data is openly available.
Declarations35 total
2,000 shares@ US$71.67414.1% of flowcommon stockSEC:0001415889-25-006878:0
9,600 shares0common stockSEC:0001415889-25-001388:0
1,920 shares@ US$76.59664.2% of flowcommon stockSEC:0001415889-24-028881:0
2,400 shares0common stockSEC:0001415889-24-028184:0
1,920 shares@ US$69.773.6% of flowcommon stockSEC:0001415889-24-022939:0
1,920 shares@ US$58.96933.1% of flowcommon stockSEC:0001415889-24-015335:0
1,920 shares@ US$76.61864.1% of flowcommon stockSEC:0001415889-24-006319:0
9,600 shares0common stockSEC:0001415889-24-000759:0
1,920 shares@ US$66.12363.5% of flowcommon stockSEC:0001415889-23-015921:0
1,920 shares@ US$63.69633.4% of flowcommon stockSEC:0001415889-23-015728:0
2,400 shares0common stockSEC:0001415889-23-015693:0
1,920 shares@ US$70.95963.7% of flowcommon stockSEC:0001415889-23-012890:0
1,920 shares@ US$61.06783.3% of flowcommon stockSEC:0001415889-23-009070:0
1,920 shares@ US$64.48843.5% of flowcommon stockSEC:0001567619-23-004287:0
9,600 shares0common stockSEC:0001567619-23-000404:0
1,920 shares@ US$57.44973.1% of flowcommon stockSEC:0001567619-22-021441:0
1,920 shares@ US$58.14843.2% of flowcommon stockSEC:0001567619-22-021151:0
2,400 shares0common stockSEC:0001567619-22-021080:0
1,920 shares@ US$53.50653.1% of flowcommon stockSEC:0001567619-22-017087:0
1,920 shares@ US$60.02510.010% mcap5.9% of flowcommon stockSEC:0001567619-22-012045:0
1,920 shares@ US$62.93860.0100% mcap5.9% of flowcommon stockSEC:0001567619-22-006026:0
9,600 shares0common stockSEC:0001567619-22-000533:0
9,600 shares0common stockSEC:0001567619-22-000533
1,920 shares@ US$76.773.9% of flowcommon stockSEC:0001567619-21-022071
1,920 shares@ US$76.770.012% mcap7.2% of flowcommon stockSEC:0001567619-21-022071:0
25 of 35 declarations
About BUBECK JAMES
James Bubeck is an executive at Cogent Communications Holdings, Inc.
