Ownership history in GROUP ONE TRADING LLC · 9 quarters on record
This page tracks every 13F SEC filing in which GROUP ONE TRADING LLC reported a position in PROFOUND MED CORP (PROF). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | ADDED | 150 | +149 | +14900.0% | 0.00% | $747 | $4.89 |
| 2024 Q3 | UNCHANGED | 1 | — | 0% | 0.00% | $8 | $7.96 |
| 2024 Q2 | REDUCED | 1 | -98 | -99.0% | 0.00% | $8 | $8.39 |
| 2023 Q3 | REDUCED | 99 | -75 | -43.1% | 0.00% | $1K | $10.20 |
| 2022 Q4 | ADDED | 174 | +100 | +135.1% | 0.00% | $2K | $10.89 |
| 2022 Q2 | UNCHANGED | 74 | — | 0% | 0.00% | $1K | $7.29 |
| 2022 Q1 | UNCHANGED | 74 | — | 0% | 0.00% | $1K | $9.00 |
| 2021 Q4 | UNCHANGED | 74 | — | 0% | 0.00% | $1K | $11.23 |
| 2021 Q3 | INITIATED | 74 | — | — | 0.00% | $1K | $14.64 |
As of 2025 Q4 — sorted by position size