Welcome to our dedicated page for Mistras SEC filings (Ticker: MG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The MISTRAS Group, Inc. (NYSE: MG) SEC filings page provides access to the company’s official U.S. Securities and Exchange Commission disclosures, which document its activities as a global provider of technology-enabled industrial asset integrity and testing solutions. Through these filings, investors can review how MISTRAS reports on its financial condition, operating performance, and use of non-GAAP measures such as Adjusted EBITDA, free cash flow, net debt, and income or operating income before special items.
Current reports on Form 8-K, for example, are used by MISTRAS to announce quarterly financial results and to describe the non-GAAP metrics it uses internally to evaluate performance and liquidity. These filings explain why management relies on measures like Adjusted EBITDA and free cash flow, how they are reconciled to the most comparable GAAP figures, and how they are applied in planning, forecasting, and incentive compensation. Other 8-K filings may cover matters such as equity awards to senior officers and related compensation arrangements.
In addition to 8-Ks, investors typically look to annual reports on Form 10-K and quarterly reports on Form 10-Q for more detailed information about segment performance across North America, International, and Products and Systems, as well as risk factors, debt levels, and cash flow. Proxy statements on Schedule 14A and related documents can provide further context on governance and executive compensation, while Forms 3, 4, and 5, when filed, disclose insider holdings and transactions in MG stock.
On Stock Titan, MISTRAS filings are paired with AI-powered summaries that highlight key points from lengthy documents, helping users quickly understand the main drivers behind reported results, changes in non-GAAP metrics, and other material disclosures. Real-time updates from EDGAR, combined with simplified explanations, make it easier to track how MISTRAS communicates its financial and operational position through its SEC reporting.
Mistras Group (MG) filed an 8‑K to announce its third‑quarter results for the period ended September 30, 2025, released via a press release on November 4, 2025. The filing highlights that the company uses several non‑GAAP measures in the release, including Adjusted EBITDA, free cash flow, net debt, and income from operations before special items.
The press release includes reconciliations to GAAP for these metrics and presents segment and total company income from operations before special items, as well as diluted EPS excluding special items. Management states these measures are used for performance evaluation, planning, forecasting, and executive incentive compensation, while noting their limitations and that they should not be viewed as substitutes for GAAP results. The press release is furnished as Exhibit 99.1.
Mistras Group, Inc.
Eileen Mary Coggins, EVP & Chief Legal Officer of Mistras Group, acquired 15,000 restricted stock units that vest 100% on the first anniversary of the grant and holds 25,000 stock options exercisable one year after grant with an exercise price of $9.55 and an expiration date in 2035. After the reported transactions she beneficially owns 15,000 shares directly and 25,000 option shares listed as direct holdings. The Form 4 discloses the grant terms and the ownership changes without additional financial performance details.
Eileen Mary Coggins, EVP & Chief Legal Officer of Mistras Group, Inc. (MG), reported initial beneficial ownership on Form 3.
She directly owns 15,000 shares of common stock and holds options to buy 25,000 shares
An award of 15,000 restricted stock units will vest 100% on the first anniversary of the grant. The reported option exercise date begins 09/15/2026 with expiration 09/15/2035 and exercise price $9.55.
Stephanie Foglia reported beneficial ownership of 1,600,046 shares of Mistras Group, Inc. common stock, representing 5.1% of the outstanding shares based on 31,538,050 total shares as of August 6, 2025. The filing shows Ms. Foglia holds sole voting and sole dispositive power over all 1,600,046 shares. The Schedule 13G states the securities were not acquired to change or influence control of the issuer. The filing identifies Mistras Group's principal executive office at 195 Clarksville Road, Princeton Junction, New Jersey.
Kristy Kyriakopoulos filed a Schedule 13G reporting beneficial ownership of 1,669,553 shares of Mistras Group, Inc. common stock, representing 5.3% of the outstanding class based on 31,538,050 shares. The filing states these shares are owned with sole voting and dispositive power and includes a certification that the holdings were not acquired to influence control of the issuer.
The report identifies the issuer by CUSIP 60649T107 and lists the issuer address in Princeton Junction, New Jersey. A power of attorney exhibit is attached and the filing is dated September 11, 2025.
A Schedule 13G filed for Mistras Group, Inc. reports that Aspasia Vahaviolos beneficially owns 6,105,650 shares of the company’s common stock, representing 19.4% of the class based on 31,538,050 outstanding shares as of August 6, 2025. The filing states Ms. Vahaviolos has sole voting and dispositive power over these shares and certifies the holdings were not acquired to change or influence control of the issuer. The document includes an executed power of attorney and identifies the issuer’s principal office in Princeton Junction, New Jersey.
Aspasia Vahaviolos, a director of Mistras Group, Inc. (MG), reported an acquisition of common stock on 07/02/2025. The Form 4 shows 2,217,087 shares acquired at a reported price of $0, and lists total beneficial ownership of 6,105,650 shares following the transaction. The filing indicates no derivative securities were reported. The Form 4 was signed by an attorney-in-fact, Michael C. Keefe, on 09/10/2025. No additional transaction details or explanatory notes appear in the document.
Mistras Group insider disclosure: This Form 4 shows that a trust associated with Sotirios Vahaviolos completed a distribution of 4,685,578 shares of Mistras Group, Inc. (ticker MG) on 07/02/2025. The transaction is coded as a distribution (code G) at a price of $0, and the report shows 0 shares beneficially owned by the reporting trust after the distribution. The filing notes this distribution represented the final distribution and the trust was terminated. The Form 4 was signed by an attorney-in-fact for the trustee on 09/10/2025.
Mistras Group, Inc. (MG) director Aspasia Vahaviolos reported an initial beneficial ownership filing showing ownership of 3,888,563 shares of the company's common stock. The Form 3 discloses the reportable event date as 05/23/2025 and the filing was signed by an attorney-in-fact on 09/10/2025. The filing indicates the shares are directly owned and that this is an initial ownership statement for a company director.