NasdaqGS - Nasdaq Real Time Price
USD
OSI Systems, Inc. (OSIS)
199.44
-8.73
(-4.19%)
At close: October 30 at 4:00:00 PM EDT
203.25
+3.81
(+1.91%)
After hours: October 30 at 5:38:24 PM EDT
Trade OSIS on Coinbase
Trading disclosure
The above button links to Coinbase. Yahoo Finance is not a broker-dealer or investment adviser and does not offer securities or cryptocurrencies for sale or facilitate trading. Coinbase pays us for certain activity generated through this link. Prices displayed are informational.
Learn moreMajor Holders
| Breakdown | |
|---|---|
| 4.66% | % of Shares Held by All Insider |
| 131.87% | % of Shares Held by Institutions |
| 138.32% | % of Float Held by Institutions |
| 499 | Number of Institutions Holding Shares |
Top Institutional Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
Blackrock Inc.
|
2.55M | Jun 30, 2026 | 16.23% | 508,976,271 |
|
FMR, LLC
|
1.74M | Jun 30, 2026 | 11.05% | 346,659,831 |
|
Vanguard Portfolio Management LLC
|
1.27M | Jun 30, 2026 | 8.09% | 253,690,874 |
|
Jupiter Topco LLC
|
905.92k | Jun 30, 2026 | 5.76% | 180,677,684 |
|
Vanguard Capital Management LLC
|
703.07k | Jun 30, 2026 | 4.47% | 140,220,282 |
|
State Street Corporation
|
674.05k | Jun 30, 2026 | 4.29% | 134,433,131 |
|
Capital International Investors
|
596.33k | Jun 30, 2026 | 3.79% | 118,932,256 |
|
Geode Capital Management, LLC
|
463.79k | Jun 30, 2026 | 2.95% | 92,497,680 |
|
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
|
452.55k | Jun 30, 2026 | 2.88% | 90,255,974 |
|
Channing Capital Management, LLC
|
432.85k | Jun 30, 2026 | 2.75% | 86,327,804 |
Top Mutual Fund Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
iShares Trust-iShares Core S&P Small-Cap ETF
|
922.57k | Sep 30, 2026 | 5.87% | 183,997,761 |
|
SmallCap World Fund Inc
|
691.95k | Sep 30, 2026 | 4.40% | 138,003,307 |
|
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund
|
496.47k | Jun 30, 2026 | 3.16% | 99,016,376 |
|
iShares Trust-iShares Russell 2000 ETF
|
414.58k | Sep 30, 2026 | 2.64% | 82,683,038 |
|
JANUS INVESTMENT FUND-Janus Henderson Triton Fund
|
412.31k | Jun 30, 2026 | 2.62% | 82,232,104 |
|
VANGUARD WORLD FUND-Vanguard Information Technology Index Fund
|
401.73k | Aug 31, 2026 | 2.55% | 80,121,032 |
|
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund
|
359.27k | Jun 30, 2026 | 2.28% | 71,652,011 |
|
Manager Directed Portfolios-Hood River Small-Cap Growth Fund
|
275.11k | Jul 31, 2026 | 1.75% | 54,868,138 |
|
Fidelity Securities Fund-Fidelity Small Cap Growth Fund
|
267.04k | Jul 31, 2026 | 1.70% | 53,258,857 |
|
JANUS INVESTMENT FUND-Janus Henderson Venture Fund
|
262.98k | Jun 30, 2026 | 1.67% | 52,448,133 |
