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Ownership — OSIS
Institutional Holdings
Insider Transactions
US Institutional Ownership
100.0%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
2.55M
$558.0M
16.03%
+22.4K
2026-06-30
FMR LLC
1.74M
$380.0M
10.92%
-228.9K
2026-06-30
Vanguard Portfolio Management LLC
1.27M
$278.0M
7.99%
+22.3K
2026-06-30
Jupiter Topco LLC
905.9K
$198.0M
5.69%
--
2026-06-30
Vanguard Capital Management LLC
703.1K
$153.0M
4.42%
+3.8K
2026-06-30
State Street Corp
674.1K
$147.0M
4.23%
+11.9K
2026-06-30
Capital International Investors
596.3K
$130.0M
3.75%
-23.1K
2026-06-30
Geode Capital Management, LLC
463.8K
$101.0M
2.91%
+23.1K
2026-06-30
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
452.5K
$98.0M
2.84%
+22.0K
2026-06-30
Channing Capital Management, LLC
432.9K
$94.0M
2.72%
+166.0K
2026-06-30
Hood River Capital Management LLC
414.3K
$90.0M
2.60%
+42.2K
2026-06-30
Dimensional Fund Advisors LP
414.0K
$90.0M
2.60%
+18.6K
2026-06-30
William Blair Investment Management, LLC
379.4K
$82.0M
2.38%
+207.7K
2026-06-30
Neuberger Berman Group LLC
324.7K
$70.0M
2.04%
+20.8K
2026-06-30
Price T Rowe Associates Inc
314.7K
$68.0M
1.98%
+55.2K
2026-06-30
Millennium Management LLC
298.5K
$65.0M
1.88%
+254.9K
2026-06-30
Invesco Ltd.
263.2K
$57.0M
1.65%
-110.1K
2026-06-30
Primecap Management Co
258.2K
$56.0M
1.62%
+13.5K
2026-06-30
American Century Companies Inc
223.1K
$48.0M
1.40%
+172.1K
2026-06-30
Neumeier Poma Investment Counsel LLC
222.5K
$48.0M
1.40%
+31.1K
2026-06-30
Clark Capital Management Group, Inc.
218.9K
$47.0M
1.38%
-51.5K
2026-06-30
Systematic Financial Management LP
216.1K
$47.0M
1.36%
-3.1K
2026-06-30
UBS Group AG
210.9K
$46.0M
1.32%
+74.9K
2026-06-30
Van Eck Associates Corp
199.6K
$43.0M
1.25%
+11.5K
2026-06-30
Morgan Stanley
198.0K
$43.0M
1.24%
-12.4K
2026-06-30
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