OSIS — OSI SYSTEMS INC
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
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Measured signals that fired on OSIS
| date | signal | measured base rate |
|---|---|---|
| 2026-08-21 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-08-21 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-08-06 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-08-05 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-08-04 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-05-12 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-20 | CHOPRA DEEPAK Director | Shares withheld for tax | 153 | 220.92 | 33.8K |
| 2026-08-20 | HAWKINS JAMES B Director | Shares withheld for tax | 90 | 220.92 | 19.9K |
| 2026-08-20 | CHIZEVER GERALD M Director | Shares withheld for tax | 88 | 220.92 | 19.4K |
| 2026-08-20 | Bernard Kelli Director | Shares withheld for tax | 78 | 220.92 | 17.2K |
| 2026-08-14 | HAWKINS JAMES B Director | Shares withheld for tax | 144 | 228.56 | 32.9K |
| 2026-08-14 | CHIZEVER GERALD M Director | Shares withheld for tax | 141 | 228.56 | 32.2K |
| 2026-08-14 | Bernard Kelli Director | Shares withheld for tax | 126 | 228.56 | 28.8K |
| 2026-07-31 | MEHRA AJAY PRESIDENT AND CEO | Grant or award | 13.6K | 221.39 | 3.0M |
| 2026-07-31 | EDRICK ALAN I EVP & CFO | Grant or award | 8.5K | 221.39 | 1.9M |
| 2026-07-31 | SZE VICTOR S GENERAL COUNSEL | Grant or award | 6.4K | 221.39 | 1.4M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 671.6M | 2.5M |
| FMR LLC | 522.3M | 2.0M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 331.8M | 1.2M |
| JANUS HENDERSON GROUP PLC | 205.1M | 772.3K |
| VANGUARD CAPITAL MANAGEMENT LLC | 185.7M | 699.3K |
| Mawer Investment Management Ltd. | 175.9M | 662.6K |
| STATE STREET CORP | 175.8M | 662.1K |
| Capital International Investors | 164.5M | 619.5K |
| GEODE CAPITAL MANAGEMENT, LLC | 117.0M | 440.7K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 114.3M | 430.6K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Why OSI Systems Seems Radioactive Today · 2026-08-21
- OSI Systems' stock drops 10% after Q4 earnings: What went wrong & outlook · 2026-08-21
- OSI Systems (OSIS) Q4 2026 Earnings Call Transcript · 2026-08-21
- Stock Market Today: Dow Jones, S&P 500, Nasdaq 100 Futures Gain as Scott Bessent Touts 'Toughest Sanctions' for Iran— Ross Stores, Strategy, Flowers Foods in Focus (UPDATED) · 2026-08-21 · benzinga
- OSI Systems forecasts $1.875B-$1.93B fiscal 2027 revenue as Middle East deliveries shift into 2H · 2026-08-21
- Why is OSI Systems stock sliding today? · 2026-08-20
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