Osi Systems Inc
OSIS- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001039065
No open-market purchases or sales by Osi Systems Inc insiders were filed in the last 90 days; 365 institutions reported holding it in 13F filings for Q2 2026, worth $4.14B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Osi Systems Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 368
- +17 vs. Q4 2025
- Shares held
- 18.9M
- +2.17M (+13.0%) vs. Q4 2025
- Total value
- $5.00B
- +$745.6M (+17.5%) vs. Q4 2025
- New holders
- 50
- 124 more added
- Sold out
- 33
- 143 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OSIS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 365 | $4.14B |
| Q1 2026 | 368 | $5.00B |
| Q4 2025 | 358 | $4.80B |
| Q3 2025 | 349 | $4.66B |
| Q2 2025 | 339 | $4.20B |
| Q1 2025 | 308 | $3.76B |
| Q4 2024 | 307 | $3.03B |
| Q3 2024 | 275 | $2.51B |
| Q2 2024 | 265 | $2.12B |
| Q1 2024 | 250 | $2.17B |
| Q4 2023 | 227 | $1.96B |
| Q3 2023 | 238 | $1.77B |
| Q2 2023 | 210 | $1.77B |
| Q1 2023 | 184 | $1.54B |
| Q4 2022 | 190 | $1.22B |
| Q3 2022 | 182 | $1.09B |
| Q2 2022 | 186 | $1.33B |
| Q1 2022 | 183 | $1.36B |
| Q4 2021 | 194 | $1.55B |
| Q3 2021 | 193 | $1.61B |
| Q2 2021 | 189 | $1.76B |
| Q1 2021 | 194 | $1.64B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Osi Systems Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vestcor Inc | 830 | $220.0K | 0.01% | −1,568−65.4% | Reduced |
| Evergreen Capital Management LLC | 833 | $221.2K | 0.00% | −132−13.7% | Reduced |
| Great Lakes Advisors, LLC | 854 | $226.7K | 0.00% | +854 | New |
| Sowell Financial Services LLC | 877 | $232.9K | 0.01% | +6+0.7% | Added |
| State of Wyoming | 889 | $236.0K | 0.03% | −69−7.2% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 901 | $242.9K | 0.00% | +901 | New |
| BankChampaign, National Association | 923 | $245.1K | 0.24% | −15−1.6% | Reduced |
| Assetmark, Inc | 933 | $247.7K | 0.00% | +192+25.9% | Added |
| Cim Investment Mangement Inc | 934 | $248.0K | 0.07% | 00.0% | Unchanged |
| Captrust Financial Advisors | 936 | $248.5K | 0.00% | +16+1.7% | Added |
| Csenge Advisory Group | 948 | $251.7K | 0.01% | +82+9.5% | Added |
| Avanza Fonder AB | 960 | $254.9K | 0.01% | +11+1.2% | Added |
| Wedbush Securities Inc | 961 | $255.0K | 0.01% | +73+8.2% | Added |
| Alessandra Capital Management, LLC | 965 | $256.2K | 0.22% | −294−23.4% | Reduced |
| Liontrust Investment Partners LLP | 977 | $259.4K | 0.00% | −306−23.9% | Reduced |
| Virtus ETF Advisers LLC | 982 | $260.7K | 0.12% | 00.0% | Unchanged |
| DnB Asset Management AS | 1,028 | $272.9K | 0.00% | +1,028 | New |
| HB Wealth Management, LLC | 1,045 | $277.5K | 0.00% | +68+7.0% | Added |
| Sanctuary Advisors, LLC | 1,059 | $281.1K | 0.00% | +1,059 | New |
| Ensign Peak Advisors, Inc | 1,073 | $284.9K | 0.00% | 00.0% | Unchanged |
| Swiss Life Asset Management Ltd | 1,085 | $288.1K | 0.00% | +1,085 | New |
| Graham Capital Management, L.P. | 1,087 | $288.6K | 0.01% | −637−36.9% | Reduced |
| Aigen Investment Management, LP | 1,111 | $295.0K | 0.08% | +1,111 | New |
| Abel Hall, LLC | 1,113 | $295.5K | 0.06% | +39+3.6% | Added |
| Farringdon Capital, Ltd. | 1,118 | $296.8K | 0.07% | −171−13.3% | Reduced |
| O'Shaughnessy Asset Management, LLC | 1,121 | $297.6K | 0.00% | +75+7.2% | Added |
| Farther Finance Advisors, LLC | 1,143 | $301.3K | 0.00% | +784+218.4% | Added |
| Hancock Whitney Corp | 1,057 | $303.3K | 0.01% | −378−26.3% | Reduced |
| Cerity Partners LLC | 1,151 | $305.5K | 0.00% | +1,151 | New |
| Winton Group Ltd | 1,151 | $305.6K | 0.01% | −369−24.3% | Reduced |
| Teacher Retirement System of Texas | 1,174 | $311.7K | 0.00% | +165+16.4% | Added |
| SBI Okasan Asset Management Co.Ltd. | 1,200 | $317.7K | 0.01% | 00.0% | Unchanged |
| Atria Investments LLC | 1,207 | $320.5K | 0.00% | +172+16.6% | Added |
| Round Rock Advisors, LLC | 1,243 | $330.0K | 0.05% | +30+2.5% | Added |
| US Bancorp | 1,255 | $333.2K | 0.00% | +383+43.9% | Added |
| Two Sigma Securities, LLC | 1,264 | $335.6K | 0.04% | +1,264 | New |
| Sequoia Financial Advisors, LLC | 1,276 | $338.8K | 0.00% | −247−16.2% | Reduced |
| Pensionmark Financial Group, LLC | 1,279 | $339.6K | 0.01% | +32+2.6% | Added |
| Ameritas Investment Partners, Inc. | 1,287 | $341.7K | 0.01% | −53−4.0% | Reduced |
| Northwestern Mutual Wealth Management Co | 1,319 | $350.2K | 0.00% | −24−1.8% | Reduced |
| CI Private Wealth, LLC | 1,319 | $350.2K | 0.00% | −75−5.4% | Reduced |
| Contravisory Investment Management, Inc. | 1,346 | $357.4K | 0.07% | −3−0.2% | Reduced |
| Cornerstone Investment Partners, LLC | 1,368 | $363.2K | 0.02% | +314+29.8% | Added |
| Toroso Investments, LLC | 1,375 | $365.1K | 0.00% | +25+1.9% | Added |
| Tower Research Capital LLC (TRC) | 1,375 | $365.1K | 0.01% | +420+44.0% | Added |
| Everence Capital Management Inc | 1,451 | $385.0K | 0.02% | −1,099−43.1% | Reduced |
| Bank of Montreal | 1,466 | $389.2K | 0.00% | −455−23.7% | Reduced |
| Xponance, Inc. | 1,490 | $395.6K | 0.00% | +208+16.2% | Added |
| Premier Fund Managers Ltd | 1,497 | $396.0K | 0.03% | −1,813−54.8% | Reduced |
| CIBC Bancorp USA Inc. | 1,568 | $416.3K | 0.00% | +1,568 | New |
| EverSource Wealth Advisors, LLC | 1,605 | $426.1K | 0.01% | +130+8.8% | Added |
| M&T Bank Corp | 1,609 | $427.2K | 0.00% | −7−0.4% | Reduced |
| Personal Cfo Solutions, LLC | 1,614 | $428.5K | 0.06% | +118+7.9% | Added |
| Brinker Capital Investments, LLC | 1,637 | $434.7K | 0.00% | −22−1.3% | Reduced |
| Quadrant Capital Group LLC | 1,661 | $441.0K | 0.01% | +8+0.5% | Added |
| Rockefeller Capital Management L.P. | 1,683 | $446.9K | 0.00% | +703+71.7% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 1,697 | $450.6K | 0.01% | +336+24.7% | Added |
| Adviser Investments LLC | 1,700 | $451.4K | 0.00% | 00.0% | Unchanged |
| Severin Investments, LLC | 1,741 | $462.3K | 0.40% | −199−10.3% | Reduced |
| Gateway Wealth Partners, LLC | 1,760 | $467.3K | 0.02% | +1,760 | New |
| Mutual of America Capital Management LLC | 1,772 | $470.5K | 0.01% | −52−2.9% | Reduced |
| Russell Investments Group, Ltd. | 1,795 | $476.7K | 0.00% | −15−0.8% | Reduced |
| Jones Financial Companies LLLP | 1,761 | $479.6K | 0.00% | +1,660+1,643.6% | Added |
| Ashton Thomas Private Wealth, LLC | 1,825 | $484.6K | 0.01% | +103+6.0% | Added |
| JustInvest LLC | 1,883 | $500.0K | 0.00% | +656+53.5% | Added |
| CWM Advisors, LLC | 1,933 | $513.2K | 0.03% | +115+6.3% | Added |
| FIL Ltd | 1,970 | $523.1K | 0.00% | −2,689−57.7% | Reduced |
| Ameritas Advisory Services, LLC | 1,979 | $525.4K | 0.02% | −37−1.8% | Reduced |
| Pure Financial Advisors, Inc. | 2,011 | $533.9K | 0.01% | +3+0.1% | Added |
| Public Employees Retirement Association of Colorado | 2,030 | $539.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna Portfolio Strategies, LLC | 2,080 | $552.3K | 0.01% | 00.0% | Unchanged |
| Guidance Capital, Inc | 2,409 | $565.5K | 0.13% | +2,409 | New |
| Inceptionr LLC | 2,193 | $582.3K | 0.14% | −418−16.0% | Reduced |
| Maryland State Retirement & Pension System | 2,254 | $598.5K | 0.01% | −93−4.0% | Reduced |
| Caitong International Asset Management Co., Ltd | 2,291 | $608.3K | 0.11% | +2,022+751.7% | Added |
| Aquatic Capital Management LLC | 2,319 | $615.7K | 0.02% | +2,319 | New |
| Skopos Labs, Inc. | 2,326 | $617.6K | 0.02% | +2,326 | New |
| Susquehanna Fundamental Investments, LLC | 2,404 | $638.3K | 0.02% | +976+68.3% | Added |
| ProShare Advisors LLC | 2,444 | $648.9K | 0.00% | −705−22.4% | Reduced |
| Mariner, LLC | 2,455 | $651.8K | 0.00% | −75−3.0% | Reduced |
| Pictet Asset Management Holding SA | 2,541 | $674.7K | 0.00% | +196+8.4% | Added |
| HSBC Holdings PLC | 2,539 | $676.9K | 0.00% | +282+12.5% | Added |
| Quantinno Capital Management LP | 2,609 | $692.7K | 0.00% | +236+9.9% | Added |
| Gotham Asset Management, LLC | 2,645 | $702.3K | 0.00% | −6,114−69.8% | Reduced |
| HighTower Advisors, LLC | 2,749 | $729.9K | 0.00% | −236−7.9% | Reduced |
| Steel Peak Wealth Management LLC | 2,891 | $767.6K | 0.02% | +2,891 | New |
| Zions Bancorporation, National Association | 2,937 | $779.8K | 0.05% | −1,929−39.6% | Reduced |
| Hanseatic Management Services Inc | 2,968 | $788.0K | 0.75% | +2,968 | New |
| SG Americas Securities, LLC | 2,983 | $792.0K | 0.00% | −1,515−33.7% | Reduced |
| North Star Investment Management Corp. | 3,100 | $823.1K | 0.05% | −400−11.4% | Reduced |
| Truvestments Capital LLC | 3,160 | $839.0K | 0.15% | +97+3.2% | Added |
| Bridgewater Associates, LP | 3,214 | $853.3K | 0.00% | +3,214 | New |
| Amundi | 3,241 | $860.5K | 0.00% | +532+19.6% | Added |
| Glenmede Trust Co NA | 3,350 | $889.5K | 0.00% | +252+8.1% | Added |
| State Board of Administration of Florida Retirement System | 3,521 | $934.9K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 3,541 | $940.2K | 0.00% | −102−2.8% | Reduced |
| Oregon Public Employees Retirement Fund | 3,542 | $940.4K | 0.01% | −69−1.9% | Reduced |
| State of Tennessee, Treasury Department | 3,584 | $951.6K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 3,600 | $955.8K | 0.00% | +200+5.9% | Added |
| Lombard Odier Asset Management (USA) Corp | 3,603 | $956.6K | 0.51% | −5,174−58.9% | Reduced |