Ownership history in PEAK6 LLC · 5 quarters on record
This page tracks every 13F SEC filing in which PEAK6 LLC reported a position in OSI SYSTEMS INC (OSIS). 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 | UNCHANGED | 26,200 | — | 0% | 0.01% | $6.5M | $249.24 |
| 2025 Q2 | ADDED | 26,200 | +26,085 | +22682.6% | 0.01% | $5.9M | $224.86 |
| 2025 Q2 | REDUCED | 115 | -28,185 | -99.6% | 0.00% | $26K | $224.86 |
| 2025 Q1 | REDUCED | 28,300 | -8,200 | -22.5% | 0.01% | $5.5M | $194.34 |
As of 2025 Q4 — sorted by position size