Ownership history in PEAK6 Group LLC · 21 quarters on record
This page tracks every 13F SEC filing in which PEAK6 Group LLC reported a position in AXCELIS TECHNOLOGIES INC COM (ACLS). 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 | 20,700 | -1,494 | -6.7% | 0.00% | $509K | $24.60 |
| 2018 Q1 | ADDED | 22,194 | +22,094 | +22094.0% | 0.00% | $546K | $24.60 |
| 2018 Q1 | REDUCED | 100 | -17,900 | -99.4% | 0.00% | $2K | $24.60 |
| 2017 Q4 | REDUCED | 18,000 | -14,100 | -43.9% | 0.00% | $517K | $28.70 |
| 2017 Q4 | REDUCED | 32,100 | -1,100 | -3.3% | 0.00% | $921K | $28.70 |
| 2017 Q2 | ADDED | 33,200 | +14,401 | +76.6% | 0.00% | $696K | $20.95 |
| 2017 Q1 | ADDED | 18,799 | +16,499 | +717.3% | 0.00% | $353K | $18.80 |
| 2016 Q4 | REDUCED | 2,300 | -7,208 | -75.8% | 0.00% | $33K | $14.55 |
| 2016 Q4 | REDUCED | 9,508 | -44,347 | -82.3% | 0.00% | $138K | $14.55 |
| 2014 Q1 | REDUCED | 53,855 | -22,944 | -29.9% | 0.00% | $116K | $8.60 |
As of 2025 Q4 — sorted by position size