Open Insider Trading Activity for Cogent Communications Holdings, Inc. Director Ferguson Lewis H
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CCOI | 2026-05-28 | 2026-05-28 | Cogent Communications Holdings, Inc. | Ferguson Lewis H | Director | Sell | 1 | 2,800 | $20.36 | $57,008.00 | 11.72% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. CCOI | 2026-03-05 | 2026-03-05 | Cogent Communications Holdings, Inc. | Ferguson Lewis H | Director | Sell | 1 | 2,206 | $23.03 | $50,804.18 | 9.74% | View Filing |