Ownership history in GROUP ONE TRADING LLC · 3 quarters on record
This page tracks every 13F SEC filing in which GROUP ONE TRADING LLC reported a position in STANDARD MTR PRODS INC COM (SMP). 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 | 17,408 | +17,396 | +144966.7% | 0.00% | $711K | $40.19 |
| 2012 Q1 | ADDED | 12 | +3 | +33.3% | 0.00% | $74 | $13.15 |
| 2011 Q4 | INITIATED | 9 | — | — | 0.00% | $3K | — |
As of 2025 Q4 — sorted by position size