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Livermore
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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, Q4 2025

Institutional positions in Osi Systems Inc as of Dec 31, 2025. 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
358
+18 vs. Q3 2025
Shares held
18.8M
+242.6K (+1.3%) vs. Q3 2025
Total value
$4.80B
+$172.9M (+3.7%) vs. Q3 2025
New holders
63
132 more added
Sold out
45
108 more reduced

9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2025: 358 institutions
Q1 2021: 194 institutionsQ2 2021: 189 institutionsQ3 2021: 193 institutionsQ4 2021: 194 institutionsQ1 2022: 183 institutionsQ2 2022: 186 institutionsQ3 2022: 182 institutionsQ4 2022: 190 institutionsQ1 2023: 184 institutionsQ2 2023: 210 institutionsQ3 2023: 238 institutionsQ4 2023: 227 institutionsQ1 2024: 250 institutionsQ2 2024: 265 institutionsQ3 2024: 275 institutionsQ4 2024: 307 institutionsQ1 2025: 308 institutionsQ2 2025: 339 institutionsQ3 2025: 349 institutionsQ4 2025: 358 institutionsQ1 2026: 368 institutionsQ2 2026: 365 institutions
Value heldQ4 2025: $4.80B
Q1 2021: $1.64BQ2 2021: $1.76BQ3 2021: $1.61BQ4 2021: $1.55BQ1 2022: $1.36BQ2 2022: $1.33BQ3 2022: $1.09BQ4 2022: $1.22BQ1 2023: $1.54BQ2 2023: $1.77BQ3 2023: $1.77BQ4 2023: $1.96BQ1 2024: $2.17BQ2 2024: $2.12BQ3 2024: $2.51BQ4 2024: $3.03BQ1 2025: $3.76BQ2 2025: $4.20BQ3 2025: $4.66BQ4 2025: $4.80BQ1 2026: $5.00BQ2 2026: $4.14B
Institutions holding OSIS and their total value by quarter
QuarterHoldersValue
Q2 2026365$4.14B
Q1 2026368$5.00B
Q4 2025358$4.80B
Q3 2025349$4.66B
Q2 2025339$4.20B
Q1 2025308$3.76B
Q4 2024307$3.03B
Q3 2024275$2.51B
Q2 2024265$2.12B
Q1 2024250$2.17B
Q4 2023227$1.96B
Q3 2023238$1.77B
Q2 2023210$1.77B
Q1 2023184$1.54B
Q4 2022190$1.22B
Q3 2022182$1.09B
Q2 2022186$1.33B
Q1 2022183$1.36B
Q4 2021194$1.55B
Q3 2021193$1.61B
Q2 2021189$1.76B
Q1 2021194$1.64B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Osi Systems Inc; share changes are against Q3 2025.

Institutions holding OSIS in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Bay Harbor Wealth Management, LLC1$2550.00%00.0%Unchanged
TD Capital Management LLC1$2550.00%+1New
Cedar Mountain Advisors, LLC1$2550.00%+1New
Hughes Financial Services, LLC1$2550.00%+1New
Retirement Wealth Solutions LLC1$2560.00%−2−66.7%Reduced
TFC Financial Management1$2560.00%00.0%Unchanged
Gilpin Wealth Management, LLC1$2560.00%+1New
Flagship Harbor Advisors, LLC2$5100.00%+2New
SJS Investment Consulting Inc.2$5110.00%00.0%Unchanged
HFM Investment Advisors, LLC2$5110.00%00.0%Unchanged
Rialto Wealth Management, LLC2$5110.00%+1+100.0%Added
Bruce G. Allen Investments, LLC3$7650.00%00.0%Unchanged
DiNuzzo Private Wealth, Inc.3$7660.00%00.0%Unchanged
International Assets Investment Management, LLC4$1.02K0.00%+4New
UMA Financial Services, Inc.4$1.02K0.00%−2−33.3%Reduced
Annis Gardner Whiting Capital Advisors, LLC4$1.02K0.00%00.0%Unchanged
Fortitude Family Office, LLC5$1.27K0.00%−1−16.7%Reduced
Rossby Financial, LCC5$1.27K0.00%00.0%Unchanged
Ankerstar Wealth, LLC5$1.27K0.00%+5New
True Wealth Design, LLC5$1.28K0.00%00.0%Unchanged
Sunbelt Securities, Inc.6$1.53K0.00%00.0%Unchanged
Triumph Capital Management6$1.53K0.00%+6New
Bare Financial Services, Inc6$1.53K0.00%+6New
Torren Management, LLC6$1.53K0.00%+6New
Valley National Advisers Inc11$2.00K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec8$2.04K0.00%00.0%Unchanged
Aventura Private Wealth, LLC8$2.04K0.00%00.0%Unchanged
Carolina Wealth Advisors, LLC8$2.04K0.00%+8New
Massmutual Trust Co FSB9$2.30K0.00%+4+80.0%Added
Farmers & Merchants Investments Inc10$2.55K0.00%00.0%Unchanged
Signaturefd, LLC10$2.55K0.00%+9+900.0%Added
Cape Investment Advisory, Inc.10$2.55K0.00%+10New
JFS Wealth Advisors, LLC14$3.57K0.00%+4+40.0%Added
High Note Wealth, LLC14$3.57K0.00%+5+55.6%Added
Geneos Wealth Management Inc.15$3.83K0.00%+15New
FWL Investment Management, LLC16$4.08K0.00%+16New
Essential Partners LLC18$4.59K0.00%+1+5.9%Added
Cornerstone Planning Group LLC18$4.88K0.00%−58−76.3%Reduced
MAI Capital Management24$6.12K0.00%00.0%Unchanged
Strategic Wealth Partners, Ltd.25$6.38K0.00%00.0%Unchanged
Parallel Advisors, LLC29$7.40K0.00%+2+7.4%Added
Bell Investment Advisors, Inc31$7.91K0.00%00.0%Unchanged
Brown Brothers Harriman & Co31$7.91K0.00%+31New
Rothschild Investment LLC32$8.16K0.00%+2+6.7%Added
IFP Advisors, Inc33$8.42K0.00%00.0%Unchanged
Versant Capital Management, Inc33$8.42K0.00%+10+43.5%Added
Signature Equity Partners, LLC34$8.67K0.00%+34New
SageView Advisory Group, LLC34$8.67K0.00%+34New
Sound Income Strategies, LLC33$9.64K0.00%+33New
Accent Capital Management, LLC38$9.69K0.00%00.0%Unchanged
Allworth Financial LP38$9.69K0.00%+5+15.2%Added
Harbor Capital Advisors, Inc.41$10.0K0.00%−1−2.4%Reduced
Park Square Financial Group, LLC60$10.0K0.06%+22+57.9%Added
Cherry Tree Wealth Management, LLC40$10.2K0.00%00.0%Unchanged
WPG Advisers, LLC42$10.7K0.01%+5+13.5%Added
Matrix Trust Co43$11.0K0.00%+43New
Larson Financial Group LLC49$12.5K0.00%00.0%Unchanged
Greenline Wealth Management LLC49$12.5K0.01%+49New
Root Financial Partners, LLC56$14.3K0.00%+5+9.8%Added
Elequin Capital LP70$17.9K0.00%+70New
SRS Capital Advisors, Inc.75$19.1K0.00%−207−73.4%Reduced
NBC Securities, Inc.76$19.4K0.00%−2−2.6%Reduced
Abound Wealth Management78$19.9K0.00%00.0%Unchanged
Acumen Wealth Advisors, LLC78$19.9K0.01%+78New
Umb Bank N A79$20.1K0.00%+1+1.3%Added
Medallion Wealth Advisors, LLC84$21.4K0.01%00.0%Unchanged
South State Corp.90$23.0K0.00%+90New
Hantz Financial Services, Inc.95$24.0K0.00%+83+691.7%Added
Transamerica Financial Advisors, Inc.97$24.7K0.00%+12+14.1%Added
Danske Bank A/S100$25.5K0.00%00.0%Unchanged
CGC Financial Services, LLC100$25.5K0.01%00.0%Unchanged
Jones Financial Companies LLLP101$25.8K0.00%+4+4.1%Added
Sterling Capital Management LLC107$27.3K0.00%+68+174.4%Added
SBI Securities Co., Ltd.110$28.1K0.00%+35+46.7%Added
Private Trust Co NA123$31.4K0.00%+79+179.5%Added
Fifth Third Bancorp124$31.6K0.00%+6+5.1%Added
McGuire Capital Advisors Inc127$32.4K0.02%+127New
Salomon & Ludwin, LLC134$36.4K0.00%+6+4.7%Added
Public Employees Retirement System of Ohio152$38.8K0.00%−26−14.6%Reduced
USA Financial Portformulas Corp159$40.6K0.01%−291−64.7%Reduced
Richardson Financial Services Inc.169$43.1K0.03%+25+17.4%Added
Keating Financial Advisory Services, Inc.170$43.4K0.01%+170New
First Horizon Corp177$45.1K0.00%+177New
Vega Investment Solutions233$59.4K0.01%+233New
Caitong International Asset Management Co., Ltd269$68.6K0.02%+192+249.4%Added
Nisa Investment Advisors, LLC274$69.9K0.00%+18+7.0%Added
Parkside Financial Bank & Trust283$72.2K0.01%−41−12.7%Reduced
Smartleaf Asset Management LLC289$76.0K0.00%00.0%Unchanged
GAMMA Investing LLC330$84.2K0.00%+54+19.6%Added
Farther Finance Advisors, LLC359$91.6K0.00%+111+44.8%Added
Kemnay Advisory Services Inc.469$119.6K0.02%+469New
Central Trust Co510$130.1K0.00%00.0%Unchanged
KBC Group NV541$138.0K0.00%+125+30.0%Added
Steward Partners Investment Advisory, LLC573$146.1K0.00%−182−24.1%Reduced
Natixis630$160.7K0.00%+630New
Pinnacle Wealth Planning Services, Inc.665$169.6K0.02%+665New
Clearstead Advisors, LLC669$170.6K0.00%+96+16.8%Added
Resources Management Corp700$179.0K0.02%00.0%Unchanged
Assetmark, Inc741$189.0K0.00%+72+10.8%Added
New Age Alpha Advisors, LLC750$191.3K0.01%+750New