GROUP ONE TRADING LLC
Position in CCOI — Cogent Communications Holdings, Inc.
CIK 932540
CHICAGO, IL
Position in CCOI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$441,953
+$17,071 QoQ
Shares Held
31,841
+61.6% QoQ
Ownership
0.062%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#90
of 224 holders
Holding Since
Jun 2020
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CCOI Over Time
Shares Held
Position Value (USD)
Position in Telecom Services
Communication Services · as of Jun 30, 2026GROUP ONE TRADING LLC holds $62,238,416 across 21 Telecom Services names. CCOI ranks #10 (0.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CHTR |
Charter Communications, Inc. /Mo/
|
164,097 | $23,336,234 | |
| 2 | ECHO |
EchoStar CORP
|
162,886 | $16,532,929 | |
| 3 | SKM |
Sk Telecom Co Ltd
|
187,459 | $6,028,681 | |
| 4 | CMCSA |
Comcast Corp
|
238,795 | $5,862,417 | |
| 5 | LUMN |
Lumen Technologies, Inc.
|
474,565 | $3,644,659 | |
| 6 | VZ |
Verizon Communications Inc
|
68,858 | $2,915,447 | |
| 7 | KYIV |
Kyivstar Group Ltd.
|
110,528 | $1,787,237 | |
| 8 | IRDM |
Iridium Communications Inc.
|
17,221 | $944,571 |
All Filings in CCOI
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $441,953 | 31,841 | Shares | Sole | 2026-08-14 | |
| 2025-12-31 | $424,882 | 19,707 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $264,154 | 6,888 | Shares | Sole | 2025-11-12 | |
| 2024-09-30 | $57,926 | 763 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $903 | 16 | Shares | Sole | 2024-08-14 | |
| 2021-12-31 | $109,770 | 1,500 | Shares | Sole | 2022-02-11 | |
| 2020-12-31 | $59,870 | 1,000 | Shares | Sole | 2021-02-10 | |
| 2020-06-30 | $7,736 | 100 | Shares | Sole | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||