CCOI (COGENT COMMUNICATIONS HOLDINGS, INC.) historical data
STOCKListed
| Symbol | CCOI |
|---|---|
| Name | COGENT COMMUNICATIONS HOLDINGS, INC. |
| History | 2006-03-07 to 2026-10-07 (about 20 years) |
| Bar sizes | Daily, hourly, 5-minute and 1-minute |
| Adjustments | Unadjusted, split-adjusted or split-and-dividend-adjusted, chosen on read |
| Survivorship | Included in the survivorship-free universe |
| Free tier | Last 12 months of daily bars |
Institutional ownership (13F, 2026Q2)
| Managers holding | 225 |
|---|---|
| Shares held | 47,277,219 ($656.3m reported value) |
| Quarter flows | 44 new, 77 added, 72 trimmed, 52 exited; -1,537,037 shares vs the prior quarter |
From SEC Form 13F filings. Every holder, line by line, and the full history since 2013: yf.Client().holders("CCOI") on the look-back bundles. Top holders of CCOI · All 13F managers
Get it in Python
import finzdata as yf
df = yf.Ticker("CCOI").history(start="2006-03-07", interval="1d")
df.tail()