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, Inc. amendment to a Schedule 13G/A corrects the previously reported beneficial ownership for Kristy Kyriakopoulos to 1,617,006 shares, representing 5.12% of the company's common stock. The filing states the 31,595,562 shares outstanding as of March 9, 2026 used for the percentage calculation.
The amendment is described as administrative and does not change other information in the original filing.
Mistras Group reports a 6,105,650-share beneficial holding by Aspasia Vahaviolos. The filing states this equals 19.32% of the class based on 31,595,562 outstanding shares as of March 9, 2026. The position includes 854,292 shares held directly and 5,251,358 shares held in a grantor retained annuity trust where the trustee (the Reporting Person's daughter) currently holds voting and dispositive power; the Reporting Person may be deemed the beneficial owner because of a potential right to re-acquire the Trust shares within sixty days.
Mistras Group, Inc. insider Stephanie Foglia and a related trust report beneficial ownership of 6,862,978 shares of common stock, representing 21.72% of the company’s outstanding shares, based on 31,595,562 shares outstanding as of March 9, 2026.
The 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos holds 5,251,358 shares, transferred as a gift on December 31, 2025, with Foglia serving as trustee. Foglia also holds a smaller personal stake through IPO purchases, equity compensation, and immediate family members. The filing states the position is for investment purposes and notes no current plans for corporate changes, while reserving the right to buy or sell additional shares.
Mistras Group, Inc. executive vice president and chief operating officer Hammad Hanei Wail reported a tax-related share disposition. On the transaction date, 2,865 shares of common stock were withheld to pay taxes upon vesting of restricted stock units, rather than sold in the open market. Following this withholding, he directly holds 61,777 shares of Mistras Group common stock.
Mistras Group, Inc. senior executive Edward J. Prajzner reported a routine tax-related share disposition. On the reported date, 1,367 shares of common stock were withheld at a price of $14.05 per share to cover taxes due upon the vesting of restricted stock units. Following this tax-withholding transaction, he directly holds 148,076 shares of Mistras Group common stock.
Mistras Group, Inc. senior executive vice president and CFO Edward J. Prajzner reported a routine tax-related share disposition. On the reported date, 2,239 shares of common stock were withheld to cover taxes upon the vesting of restricted stock units, rather than being sold on the open market. After this withholding, he directly holds 149,443 shares of Mistras Group common stock, indicating he retains a substantial equity position in the company.
Mistras Group, Inc. reports 2025 results and outlines its strategy as a global provider of technology-enabled asset integrity and testing solutions for energy, aerospace, power, and infrastructure customers. Revenue was $724.0 million in 2025, slightly below $729.6 million in 2024 but above $705.5 million in 2023.
The company generated net income of $16.9 million in 2025 versus net income of $19.0 million in 2024 and a net loss of $17.4 million in 2023. About 81% of 2025 revenue came from North America, with oil and gas customers contributing 55% of total revenue.
Mistras emphasizes recurring field services, data-analytics platforms such as OneSuite and PCMS, and aerospace and lab testing capabilities, while highlighting industry drivers including aging infrastructure, digitalization, regulatory pressure, and climate and geopolitical risks. As of March 2026, it had 31,595,562 common shares outstanding.
Mistras Group Executive Chairman Manuel N. Stamatakis reported a tax-related share disposition. On March 4, 2026, he disposed of 814 shares of Mistras Group common stock at $15.68 per share through a tax-withholding transaction, not an open-market sale. After this filing, he directly holds 509,795 shares.
Mistras Group, Inc. executive Hammad Hanei Wail, EVP & Chief Operating Officer, reported a small tax-related share disposition. On the vesting of restricted stock units, 337 shares of common stock were withheld at $15.68 per share to cover taxes. Following this routine withholding, he holds 64,642 common shares directly.
Mistras Group, Inc. Sr. EVP and CFO Edward Prajzner reported two tax-withholding dispositions of common stock tied to vesting equity awards. On March 7, 2026, 2,540 shares were withheld at $14.82 per share. On March 4, 2026, 698 shares were withheld at $15.68 per share. Footnotes state these transactions represent shares withheld to pay taxes upon vesting of restricted stock units and performance-based restricted stock units, rather than open-market sales. Following these transactions, Prajzner directly owned 151,682 common shares.