ACMR (ACM Research) Insider Ownership: 2.24 % (As of Aug. 20, 2026)

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ACMR ACM Research Inc ACMR
85 GF Score
Price $78.52
GF Value $36.95
Valuation Significantly Overvalued
! 4 Warning Signs
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What is ACM Research Insider Ownership?

ACM Research ACMR +1.20% 85 Insider Ownership is 2.24 % as of Aug. 20, 2026. GuruFocus rates ACMR with a GF Score™ of 85/100 and a GF Value™ of $36.95 (Significantly Overvalued). 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, ACM Research's insider ownership is 2.24%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, ACM Research's Institutional Ownership is 63.67%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, ACM Research's Float Percentage Of Total Shares Outstanding is 77.75%.

ACM Research Insider Ownership Historical Data

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The historical data trend for ACM Research'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.

ACM Research Insider Ownership Chart

ACM Research Historical Data

The historical data trend for ACM Research can be seen below:

2025-07-31 2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30 2026-07-31
Insider Ownership 3.40 3.38 3.59 3.59 2.38 2.38 2.38 2.24 2.24 2.24
ACMR
85GF Score
ACM Research Inc ACMR
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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ACM Research 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 2.24 % mean?
ACM Research (ACMR) has a Insider Ownership of 2.24 % as of Aug. 20, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on ACM Research and its competitors.
Is ACM Research's Insider Ownership too high?
ACM Research's current Insider Ownership is 2.24 %. Overall, ACM Research has a GF Score™ of 85/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does ACM Research's Insider Ownership compare to KLIC and CAMT?
ACM Research's Insider Ownership of 2.24 % can be compared against companies in the Semiconductors 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 a Semiconductors company?
A good Insider Ownership depends on the Semiconductors 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 ACM Research and its competitors. ACM Research's current Insider Ownership is 2.24 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ACM Research stock overvalued right now?
Based on GuruFocus' analysis, ACM Research (ACMR) is currently considered Significantly Overvalued. The stock's GF Value™ is $36.95, compared to a current price of $78.52 — trading 112.5% above its estimated fair value. The current Insider Ownership is 2.24 %. ACM Research's overall GF Score™ is 85/100 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 ACM Research (ACMR), the current Insider Ownership is 2.24 % as of Aug. 20, 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 ACM Research (ACMR) Overvalued in 2026?

Based on GuruFocus' analysis, ACM Research stock appears to be overvalued. The current stock price of $78.52 is trading 112.5% above its estimated GF Value™ of $36.95. GuruFocus considers ACM Research to be Significantly Overvalued.

Key valuation signals for ACMR:

  • Insider Ownership: 2.24 %
  • GF Value™: $36.95 vs. price of $78.52 (112.5% above fair value)
  • GF Score™: 85/100 with 4 warning signs

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

ACM Research Business Description

Other Exchanges 1ACMR:Italy813:Germany
Address 42307 Osgood Road, Suite I, Fremont, CA, USA, 94539
ACM Research Inc supplies capital equipment developed for the semiconductor industry. The company focuses on developing differentiated process solutions that enable effective particle removal, uniform material deposition, and reliable process control for the fabricators of integrated circuits. Its product offerings include wet-cleaning, plating, furnace, PECVD, track, and other front-end processing equipment. Additionally, it develops, manufactures, and sells a range of packaging equipment to wafer assembly and packaging customers. Geographically, the company generates maximum revenue from its customers in Mainland China, and the rest from other regions.
85GF Score

Get the complete analysis for ACMR

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

$78.52
Price
$36.95
GF Value