OIL STATES INTERNATIONAL, INC - Common stock, par value $0.01 per share (OIS)

Q: What does CUSIP 678026105 represent in this 13F holders report?

CUSIP 678026105 is the security identifier for OIS - OIL STATES INTERNATIONAL, INC - Common stock, par value $0.01 per share used to aggregate holder disclosures.

Q: How many institutions held OIS - OIL STATES INTERNATIONAL, INC - Common stock, par value $0.01 per share in Q2 2021?

141 institutional investors reported OIS - OIL STATES INTERNATIONAL, INC - Common stock, par value $0.01 per share for Q2 2021. Use the holders table for investor-level position and value details.

CUSIP: 678026105

Q2 2021 13F Holders as of 30 Jun 2021

Security type / class: Equity / Common stock, par value $0.01 per share
Total 13F shares: 55,188,826
Total 13F value: $433,145,397
Share change: +4,551,851
Put/Call ratio: 136%
SEC-reported price per share: $7.85
Number of holders: 141
Value change: +$38,168,767
Number of buys: 74
Number of sells: 62
Shares outstanding: 59,304,889

Security key

678026105

Report period

Q2 2021

Institutions

141

Top holders

OIS full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2025 OIL STATES INTERNATIONAL, INC SEC filings OIL STATES INTERNATIONAL, INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 678026105

Newer quarter: Q3 2025

Recent filing periods:

Q3 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of OIS - OIL STATES INTERNATIONAL, INC - Common stock, par value $0.01 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BlackRock Finance, Inc.

Disclosed value leader

BlackRock Finance, Inc.

Comparable rows

0/15

Latest evidence

31 Mar 2021

13F Highest disclosed value: $65,558,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

BlackRock Finance, Inc. has the largest disclosed position value at $65.56M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock Finance, Inc.'s linked filing trail.

Disclosed position value Top 5

BlackRock Finance, Inc. $65.56M

FMR LLC $39.08M

VANGUARD GROUP INC $21.66M

STATE STREET CORP $17.29M

DIMENSIONAL FUND ADVISORS LP $15.76M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Finance, Inc.	13F Company 13F	— denominator unverified	$65,558,000 10,872,111 shares	—	31 Mar 2021
FMR LLC	13F Company 13F	— denominator unverified	$39,079,000 6,480,666 shares	—	31 Mar 2021
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$21,660,000 3,592,098 shares	—	31 Mar 2021
STATE STREET CORP	13F Company 13F	— denominator unverified	$17,288,000 2,866,959 shares	—	31 Mar 2021
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	— denominator unverified	$15,756,000 2,612,909 shares	—	31 Mar 2021
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	— denominator unverified	$11,767,000 1,951,387 shares	—	31 Mar 2021

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2021

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

141

55,188,826

Rows available

141

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2021 vs Q4 2025 Across Filers

Q4 2025 holders

180

Q2 2021 holders

141

Holder diff

-39

Investor	Q4 2025 Shares	Q2 2021 Shares	Share Diff	Share Chg %	Q4 2025 value	Q2 2021 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend