OSI SYSTEMS INC's ticker is OSIS and the CUSIP is 671044105. A total of 197 filers reported holding OSI SYSTEMS INC in Q1 2021. The put-call ratio across all filers is 0.47 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $692,000 | -54.2% | 7,200 | -55.6% | 0.01% | -50.0% |
| Q4 2020 | $1,510,000 | +370.4% | 16,200 | +276.7% | 0.01% | +233.3% |
| Q2 2020 | $321,000 | -91.8% | 4,300 | -89.0% | 0.00% | -88.9% |
| Q4 2019 | $3,921,000 | +104.0% | 38,925 | +105.7% | 0.03% | +125.0% |
| Q3 2019 | $1,922,000 | +57.7% | 18,925 | +74.8% | 0.01% | +50.0% |
| Q2 2019 | $1,219,000 | +257.5% | 10,825 | +177.6% | 0.01% | +300.0% |
| Q1 2019 | $341,000 | -48.9% | 3,900 | -57.1% | 0.00% | -60.0% |
| Q4 2018 | $667,000 | +16.6% | 9,100 | +23.0% | 0.01% | +25.0% |
| Q2 2018 | $572,000 | – | 7,400 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Prospect Capital Advisors, LLC | 128,110 | $10,905,000 | 5.07% |
| NEUMEIER POMA INVESTMENT COUNSEL LLC | 446,609 | $38,015,000 | 2.55% |
| Lyon Street Capital, LLC | 15,060 | $1,282,000 | 1.91% |
| Granahan Investment Management | 596,391 | $50,765,000 | 1.26% |
| Zebra Capital Management LLC | 4,715 | $401,000 | 0.92% |
| Walthausen & Co., LLC | 28,079 | $2,390,000 | 0.67% |
| Aurora Investment Counsel | 11,986 | $1,020,000 | 0.65% |
| Bridge City Capital, LLC | 12,681 | $1,079,000 | 0.50% |
| CARDINAL CAPITAL MANAGEMENT LLC /CT | 233,503 | $19,876,000 | 0.50% |
| SYSTEMATIC FINANCIAL MANAGEMENT LP | 171,517 | $14,600,000 | 0.46% |