YZCFF (Sinopec Oilfield Service) Insider Ownership: 0.00 % (As of Sep. 16, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

YZCFF Sinopec Oilfield Service Corp YZCFF
68 GF Score
Price $0.08
GF Value $0.13
Valuation Possible Value Trap
! 4 Warning Signs
View Full Analysis

What is Sinopec Oilfield Service Insider Ownership?

Sinopec Oilfield Service YZCFF 68 Insider Ownership is 0.00 % as of Sep. 16, 2026. GuruFocus rates YZCFF with a GF Score™ of 68/100 and a GF Value™ of $0.13 (Possible Value Trap). The stock has 4 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Sinopec Oilfield Service's insider ownership is 0.00%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Sinopec Oilfield Service's Institutional Ownership is 0.66%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Sinopec Oilfield Service's Float Percentage Of Total Shares Outstanding is 0.00%.

Sinopec Oilfield Service Insider Ownership Historical Data

* Premium members only.

The historical data trend for Sinopec Oilfield Service's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Sinopec Oilfield Service Insider Ownership Chart

Sinopec Oilfield Service Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Insider Ownership
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Sinopec Oilfield Service Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Insider Ownership Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00
YZCFF
68GF Score
Sinopec Oilfield Service Corp YZCFF
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Sinopec Oilfield Service Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 0.00 % mean?
Sinopec Oilfield Service (YZCFF) has a Insider Ownership of 0.00 % as of Sep. 16, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Sinopec Oilfield Service and its competitors.
Is Sinopec Oilfield Service's Insider Ownership too high?
Sinopec Oilfield Service's current Insider Ownership is 0.00 %. Overall, Sinopec Oilfield Service has a GF Score™ of 68/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Sinopec Oilfield Service's Insider Ownership compare to NE and RIG?
Sinopec Oilfield Service's Insider Ownership of 0.00 % can be compared against companies in the Oil & Gas industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for an Oil & Gas company?
A good Insider Ownership depends on the Oil & Gas industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Sinopec Oilfield Service and its competitors. Sinopec Oilfield Service's current Insider Ownership is 0.00 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sinopec Oilfield Service stock overvalued right now?
Based on GuruFocus' analysis, Sinopec Oilfield Service (YZCFF) is currently considered Possible Value Trap. The stock's GF Value™ is $0.13, compared to a current price of $0.08 — trading 35.9% below its estimated fair value. The current Insider Ownership is 0.00 %. Sinopec Oilfield Service's overall GF Score™ is 68/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For Sinopec Oilfield Service (YZCFF), the current Insider Ownership is 0.00 % as of Sep. 16, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Sinopec Oilfield Service (YZCFF) Overvalued in 2026?

Based on GuruFocus' analysis, Sinopec Oilfield Service stock appears to be undervalued. The current stock price of $0.08 is trading 35.9% below its estimated GF Value™ of $0.13. GuruFocus considers Sinopec Oilfield Service to be Possible Value Trap.

Key valuation signals for YZCFF:

  • Insider Ownership: 0.00 %
  • GF Value™: $0.13 vs. price of $0.08 (35.9% below fair value)
  • GF Score™: 68/100 with 4 warning signs

No single metric tells the full story. See the YZCFF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Sinopec Oilfield Service Business Description

Industry EnergyOil & Gas
Address No. 9 Jishikou Road, Changyang District, Beijing, CHN, 100728
Sinopec Oilfield Service Corp engages in the provision of onshore and offshore oil and natural gas, exploration, provision of contracting, design, and construction services for the oil and gas projects. It operates through five segments: Geophysics, which provides technical and development, exploration geophysical services; Drilling engineering segment, which provides drilling design, and construction, technical services; Logging and mud logging segment; Special downhole segment, which provides oil engineering technical and construction services; and Engineering construction segment, which provides a package of services, including feasibility studies, procurement, and others. Its geographical segments are, The PRC, Middle East and Other countries.
68GF Score

Get the complete analysis for YZCFF

Insider Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$0.08
Price
$0.13
GF Value