Ownership history in PEAK6 LLC · 8 quarters on record
This page tracks every 13F SEC filing in which PEAK6 LLC reported a position in CABOT CORP (CBT). 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 | 18,800 | +14,800 | +370.0% | 0.00% | $1.4M | $75.07 |
| 2025 Q2 | ADDED | 4,000 | +856 | +27.2% | 0.00% | $300K | $73.62 |
| 2025 Q2 | REDUCED | 3,144 | -702 | -18.3% | 0.00% | $236K | $73.62 |
| 2025 Q1 | REDUCED | 3,846 | -3,154 | -45.1% | 0.00% | $320K | $81.12 |
| 2025 Q1 | REDUCED | 7,000 | -17,700 | -71.7% | 0.00% | $582K | $81.12 |
| 2024 Q4 | ADDED | 24,700 | +11,962 | +93.9% | 0.00% | $2.3M | $88.65 |
| 2024 Q4 | ADDED | 12,738 | +8,538 | +203.3% | 0.00% | $1.2M | $88.65 |
| 2024 Q4 | INITIATED | 4,200 | — | — | 0.00% | $384K | $88.65 |
As of 2025 Q4 — sorted by position size