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Buy Day today: Good (62) Broad market participation · no major macro event
OIS

Oil States International Inc

Energy · Oil & Gas Equipment & Services

8.40$ -0.5% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Oil States International Inc (OIS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 92.0% of the shares are freely tradable; institutional investors hold 92.0%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 92.0%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 8.0%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 92.0%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 4.2%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 60Mio.

Largest Shareholders

Institutions

Institutions OIS
Name Stake (%) Shares Change (%) Date
BlackRock Inc 10.46 6,309,631 -5.2 03/31/2026
Arnhold & S. Bleichroeder Advisers, LLC 6.65 4,011,354 +96.3 06/30/2026
Dimensional Fund Advisors, Inc. 4.98 3,006,491 -14.6 06/30/2026
Vanguard Capital Management, LLC 4.01 2,417,559 +0.0 03/31/2026
Acadian Asset Management LLC 3.90 2,352,385 +703.8 03/31/2026
American Century Companies Inc 3.67 2,213,177 +19.7 06/30/2026
D. E. Shaw & Co LP 3.35 2,017,956 -6.9 06/30/2026
AQR Capital Management LLC 3.02 1,824,715 +2.5 03/31/2026

Funds

Funds OIS
Name Stake (%) Shares Change (%) Date
Avantis US Small Cap Value ETF 3.26 1,969,050 +0.1 08/31/2026
First Eagle Small Cap Opportunity I 3.16 1,907,240 +8.3 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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