Ownership history in PEAK6 Group LLC · 30 quarters on record
This page tracks every 13F SEC filing in which PEAK6 Group LLC reported a position in GRIFFON CORP COM (GFF). 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) |
|---|---|---|---|---|---|---|---|
| 2018 Q1 | REDUCED | 1,000 | -8,200 | -89.1% | 0.00% | $18K | $14.31 |
| 2018 Q1 | REDUCED | 9,200 | -2,200 | -19.3% | 0.00% | $168K | $14.31 |
| 2017 Q4 | REDUCED | 11,400 | -8,300 | -42.1% | 0.00% | $232K | $15.07 |
| 2017 Q4 | ADDED | 19,700 | +12,200 | +162.7% | 0.00% | $401K | $15.07 |
| 2017 Q3 | ADDED | 7,500 | +3,808 | +103.1% | 0.00% | $167K | $16.39 |
| 2017 Q3 | REDUCED | 3,692 | -11,508 | -75.7% | 0.00% | $82K | $16.39 |
| 2017 Q3 | REDUCED | 15,200 | -5,000 | -24.8% | 0.00% | $337K | $16.39 |
| 2016 Q4 | ADDED | 20,200 | +18,835 | +1379.9% | 0.00% | $529K | $19.19 |
| 2016 Q3 | REDUCED | 1,365 | -7,635 | -84.8% | 0.00% | $23K | $12.42 |
| 2016 Q3 | REDUCED | 9,000 | -39,100 | -81.3% | 0.00% | $153K | $12.42 |
As of 2025 Q4 — sorted by position size