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Mistras Group, Inc. (MG) SEC Filings & Earnings Calls

EquiReason read 26 Mistras Group, Inc. SEC filings in the last 12 months. Latest: SC 13D/A on 2026-10-07 — Mistras Group entered into a merger agreement to be acquired by Athena Purchaser, LLC for $20.35 per share in cash..

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

MGMistras Group, Inc.Follow MG — free
Engineering & Construction · Industrials
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Market cap
685.7M
P/E TTM
25.9
Dividend yield
—
52-week
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Next earnings
2 Nov, in 9 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

7 Oct 2026SC 13D/AMistras Group entered into a merger agreement to be acquired by Athena Purchaser, LLC for $20.35 per share in cash.SEC ↗
7 Oct 2026SC 13D/ASchedule 13D/A: Stephanie Athena Foglia 19.1%SEC ↗
21 Sep 2026SC 13D/ASchedule 13D/A: Stephanie Athena Foglia 19.1%SEC ↗
21 Sep 2026SC 13D/AMistras Group entered into a definitive merger agreement to be acquired by Athena Purchaser, LLC for $20.35 per share in cash, with key stockholders supporting the deal via voting agreements.being acquiredSEC ↗
18 Sep 2026SC 13D/ASchedule 13D/A: Mill Road Capital III, L.P. 6.1%SEC ↗
18 Sep 20268-K · 1.01, 5.02, 7.01, 8.01MISTRAS Group entered a definitive agreement to be acquired by H.I.G. Capital for $20.35/share in cash, enterprise value ~$866M.open

Figures in the filing · each found in the filing text

Enterprise Value · 2026-09-18$866M
Per Share Price · 2026-09-18$20.35

Risks flagged

Transaction subject to stockholder approval, regulatory approvals, and go-shop period; may not close.

“subject to customary closing conditions, including approval by the Company’s stockholders and the receipt of required regulatory approvals. The definitive agreement includes a 40-day “go-shop” period”
Read the original on SEC EDGAR ↗
18 Sep 2026SC 13D/AMill Road Capital III, L.P. filed an amended Schedule 13D disclosing a 6.1% activist stake in Mistras Group and options activity.SEC ↗
14 Sep 2026SC 13D/ASchedule 13D/A: Stephanie Athena Foglia 17.4%SEC ↗
14 Sep 2026SC 13D/AInsider group files amended Schedule 13D disclosing 17.4% beneficial ownership in Mistras Group, stating investment purpose only, no activist plans.SEC ↗
10 Aug 202610-QQ2 2026 revenue +4.2% YoY, operating income +53.6% YoY, non-GAAP operating margin +130bps.earningsopen

Figures in the filing · each found in the filing text

Revenue · Q2-2026$193M+4% y/y
Net income (loss) attributable to Mistras Group, Inc. · Q2-2026$8M+151% y/y
Operating cash flow · H1-2026$18M+590% y/y
Free cash flow · H1-2026$6M

Risks flagged

Tariff and trade policy uncertainty

“Tariffs and trade barriers have not had a material effect on our business or results of operations during 2026 to date. However, new tariffs or other trade measures could result in increased costs for us or our suppliers and could impact the import of materials by our customers.” · word for word

Geopolitical disruption in Middle East

“Geopolitical tensions in the Middle East... have contributed to increased volatility in global energy markets and broader macroeconomic uncertainty.”

Oil and gas customer concentration

“Oil and gas customer revenue comprised approximately 49% and 55% of total revenue for the three months ended June 30, 2026 and 2025, respectively.” · word for word
Read the original on SEC EDGAR ↗
10 Aug 20268-K · 2.02Mistras Group raises FY2026 guidance: revenue $740-755M (prev $730-745M), Adjusted EBITDA $92-95M (prev $88-92M).open

Figures in the filing · each found in the filing text

Revenue · total · Q2-2026$193M+4% y/y
Gross profit · total · Q2-2026$56M
GAAP net income · total · Q2-2026$8M+153% y/y
Adjusted EBITDA · total · Q2-2026$26M+7% y/y
Free cash flow · total · 1H-2026$4M
Gross debt · total · Q2-2026$172M
Net debt · total · Q2-2026$150M

Guidance

Revenue $740-755M, Adjusted EBITDA $92-95M

Raised FY2026 guidance reflecting continued strength in strategic growth markets.

Risks flagged

Oil & Gas end market volatility due to macro factors including higher crude oil prices.

“Lower level of activity in Oil & Gas end market attributable to ongoing macro environment factors including higher crude oil prices.”

Capacity constraints in A&D end market may limit growth if not addressed.

“A&D demand temporarily outpacing capacity; investing to expand capacity.”
Read the original on SEC EDGAR ↗
12 Jun 2026SC 13D/AInsider group files amended Schedule 13D disclosing 18.60% beneficial ownership in Mistras Group, for investment purposes only.SEC ↗
12 Jun 2026SC 13D/AInsider group files amended Schedule 13D disclosing 18.60% beneficial ownership in Mistras Group, for investment purposes only.SEC ↗
4 Jun 2026SC 13D/ASchedule 13D/A: Stephanie Foglia 19.89%SEC ↗
4 Jun 2026SC 13D/AInsider group files amended Schedule 13D disclosing 19.89% beneficial ownership for investment purposes, no activist plans.SEC ↗
7 May 202610-QMistras reported Q1 2026 revenue of $169.0M (+4.6% YoY), gross margin expansion to 26.5%, and a swing to operating profitability.earningsopen

Figures in the filing · each found in the filing text

Revenue · Q1-2026$169M+5% y/y
Gross Margin · Q1-202626.5%
Net Income (Loss) Attributable to Mistras Group, Inc. · Q1-2026$2M
Operating Cash Flow · Q1-2026$3M-50% y/y

Risks flagged

Oil & Gas Revenue Concentration

“Oil and gas customer revenue comprised approximately 51% and 60% of total revenue for the three months ended March 31, 2026 and 2025, respectively.” · word for word

Tariff and Trade Policy Uncertainty

“Tariffs and trade barriers have not had a material effect on our business or results of operations during 2026 to date. However, new tariffs or trade measures could result in increased costs to us or our suppliers and could impact the import of materials by our customers.” · word for word

Geopolitical Instability in Middle East

“The conflict in the Middle East has significantly reduced the export of oil and natural gas from the Persian Gulf, creating upward pressure on oil and natural gas prices, and has also disrupted and increased the costs of certain other supplies.” · word for word
Read the original on SEC EDGAR ↗
5 May 20268-K · 2.02Mistras Group reported Q1 2026 revenue of $169.0M (+4.6% YoY), gross margin expansion of 120 bps to 26.5%, GAAP net income of $2.4M vs. loss of $3.2M, and Adjusted EBITDA of $14.3M (+18.7%). Reaffirmed FY2026 guidance: revenue $730-750M, Adearningsopen

Figures in the filing · each found in the filing text

Revenue · Consolidated · Q1-2026$169M+5% y/y
Gross Profit · Consolidated · Q1-2026$45M
Gross Profit Margin · Consolidated · Q1-202626.5%
Income from Operations · Consolidated · Q1-2026$5M+563% y/y
Net Income (GAAP) · Consolidated · Q1-2026$2M
Earnings Per Diluted Share (GAAP) · Consolidated · Q1-2026$0.07
Adjusted EBITDA · Consolidated · Q1-2026$14M+19% y/y
Adjusted EBITDA Margin · Consolidated · Q1-20268.5%
Net Cash Provided by Operating Activities · Consolidated · Q1-2026$3M-50% y/y
Free Cash Flow (non-GAAP) · Consolidated · Q1-2026$-5M+2150% y/y

Guidance

FY2026 revenue $730-750M; FY2026 Adjusted EBITDA $91-93M

Reaffirmed full-year 2026 guidance: revenue $730-750M, Adjusted EBITDA $91-93M. Oil & Gas market may continue to be impacted by high crude oil prices in Q2, but strategic markets show solid demand.

Risks flagged

Oil & Gas market weakness due to high crude oil prices causing project deferrals and lower activity levels.

“Oil & Gas revenues declined $11.1 million attributable to inspection deferrals and project delays as a result of global developments impacting crude oil prices.”

Free cash flow negative and declining year-over-year due to unfavorable working capital dynamics and higher capex.

“Free cash flow was negative $4.5 million for the first quarter of 2026, compared to negative $0.2 million in the prior year period.”

Gross debt increased to $181.4M from $178.0M at year-end 2025.

“gross debt was $181.4 million as of March 31, 2026, compared to $178.0 million as of December 31, 2025.” · word for word
Read the original on SEC EDGAR ↗
23 Apr 2026SC 13D/AMill Road Capital III, L.P. filed an amended Schedule 13D disclosing a 5.9% passive stake in Mistras Group, acquired through open market purchases and put option assignments.open

Figures in the filing · each found in the filing text

Beneficial Ownership · 2026-04-231,870,580
Outstanding Shares · 2026-03-3131,816,681
Read the original on SEC EDGAR ↗
23 Apr 2026SC 13D/AMill Road Capital III, L.P. filed an amended Schedule 13D disclosing a 5.9% passive stake in Mistras Group, acquired through open market purchases and put option assignments.open

Figures in the filing · each found in the filing text

Beneficial Ownership · 2026-04-231,870,580
Outstanding Shares · 2026-03-3131,816,681
Read the original on SEC EDGAR ↗
7 Apr 2026DEF 14AProxy statement for 2026 annual meeting; includes proposal to increase shares under long-term incentive plan by 1.7M and advisory vote on executive compensation.open

Figures in the filing · each found in the filing text

Revenue · FY2025$724M
Adjusted EBITDA · FY2025$91M
Free Cash Flow · FY2025$4M
Net Income · FY2025$17M
Operating Cash Flow · FY2025$33M
Read the original on SEC EDGAR ↗
31 Mar 2026SC 13DInsider group files initial Schedule 13D disclosing 21.72% beneficial ownership in Mistras Group, for investment purposes only.SEC ↗
31 Mar 2026SC 13DInsider group files initial Schedule 13D disclosing 21.72% beneficial ownership in Mistras Group, for investment purposes only.SEC ↗
11 Mar 202610-KAnnual results: revenue slightly down, net income decreased, but company highlights long-term growth drivers in aerospace, pipeline integrity, and digital transformation.earningsopen

Figures in the filing · each found in the filing text

Revenue · FY2025$724M-1% y/y
Net income · FY2025$17M-11% y/y

Risks flagged

Debt covenant constraints on M&A

“Due to a focus on organic growth and constraints under existing debt covenants, MISTRAS does not expect to complete acquisitions in 2026 other than limited transactions subject to lender approval.” · word for word

Revenue decline year-over-year

“We generated revenues of $724.0 million, $729.6 million and $705.5 million for the years ended December 31, 2025, 2024 and 2023, respectively.” · word for word
Read the original on SEC EDGAR ↗
4 Mar 20268-K · 2.02Mistras Group reported Q4 2025 revenue of $181.5M (+5.1% YoY), gross margin expansion of 190 bps to 28.4%, record Adjusted EBITDA of $24.8M (+18.2%), and net income of $3.9M. Full year revenue $724.0M, record Adjusted EBITDA $91.1M. Guidancearningsopen

Figures in the filing · each found in the filing text

Revenue · Q4-2025$182M+5% y/y
Gross Profit · Q4-2025$52M
Gross Margin · Q4-202528.4%
Net Income · Q4-2025$4M-26% y/y
Earnings Per Diluted Share · Q4-2025$0.12-29% y/y
Adjusted EBITDA · Q4-2025$25M+18% y/y
Adjusted EBITDA Margin · Q4-202513.7%
Revenue (Full Year) · FY2025$724M
Gross Margin (Full Year) · FY202528.2%
Net Income (Full Year) · FY2025$17M-12% y/y

Risks flagged

Free cash flow declined sharply to $3.8M from $27.1M due to working capital timing and higher capex.

“Free cash flow (non-GAAP) was $3.8 million for the year ended December 31, 2025, compared to $27.1 million in the prior year period.” · word for word

Reorganization costs of $12.7M for full year 2025 indicate ongoing restructuring.

“The Company recorded $12.7 million of reorganization and other costs for the full year 2025.” · word for word
Read the original on SEC EDGAR ↗
6 Nov 202510-QQ3 revenue +7% YoY, gross margin +300bps, operating margin +390bps; YTD revenue -2.6% but margins improvedearningsopen

Figures in the filing · each found in the filing text

Revenue · Q3-2025$196M+7% y/y
Net income attributable to Mistras Group, Inc. · Q3-2025$13M+105% y/y
Gross profit as a % of Revenue · Q3-202529.8%
Income from operations before special items (non-GAAP) · Q3-2025$22M+70% y/y
Operating cash flow · 9M-2025$843000.00-97% y/y

Risks flagged

Oil price decline risk

“The decline in crude oil prices has had an adverse impact on our field related services that we provide to the oil and gas sector, which could continue if prices remain low.” · word for word

Tariff risk

“The tariffs have not had a material effect on our business or results of operations to date in 2025, but they could result in additional costs to us and could impact the import of materials by our customers which are inspected by us.” · word for word

Working capital pressure

“This decrease was primarily attributable to an increase in days sales outstanding and movements in working capital, as compared to the prior year comparable period.” · word for word
Read the original on SEC EDGAR ↗
4 Nov 20258-K · 2.02Q3 2025 revenue $195.5M (+7.0% organic); Adj EBITDA $30.2M (+29.6%); Adj EBITDA margin 15.4% (+270bps); net income $13.1M; FY2025 Adj EBITDA guidance raised to $86-88M from >$82.5M.earningsopen

Figures in the filing · each found in the filing text

Revenue · Q3-2025$196M+7% y/y
Gross profit · Q3-2025$58M+19% y/y
Gross profit margin · Q3-202529.8%
Net income · Q3-2025$13M+105% y/y
Earnings Per Diluted Share · Q3-2025$0.41
Adjusted EBITDA · Q3-2025$30M+30% y/y
Adjusted EBITDA margin · Q3-202515.4%
Income from operations · Q3-2025$20M+71% y/y
Free cash flow · 9M-2025$-21M-432% y/y
Gross debt · Q3-2025$202M

Guidance

FY2025 Adjusted EBITDA raised to $86-88M from exceeding $82.5M; FY2025 revenue $716-720M (flat vs prior year ex-laboratory consolidations)

FY2025 Adj EBITDA guidance raised to $86-88M from exceeding $82.5M; revenue guidance maintained at $716-720M; strong margin expansion.

Risks flagged

Free cash flow negative YTD due to working capital timing; accounts receivable increase may pressure liquidity.

“Free cash flow (non-GAAP) was negative $20.9 million in the first nine months of 2025; increase in accounts receivable related to working capital timing”

Gross debt increased to $202.3M; net debt $174.5M; leverage may increase financial risk.

“gross debt was $202.3 million as of September 30, 2025, compared to $169.6 million” · word for word

Revenue guidance implies flat performance for full year, indicating potential slowdown in H2.

“full-year 2025 revenue to be between $716.0 million to $720.0 million; essentially flat performance compared to the prior year”
Read the original on SEC EDGAR ↗

Mistras Group, Inc. — questions

What did Mistras Group, Inc. file recently?
26 SEC filings in the last 12 months. Latest: SC 13D/A on 2026-10-07 — Mistras Group entered into a merger agreement to be acquired by Athena Purchaser, LLC for $20.35 per share in cash.

Every figure on this page comes from Mistras Group, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.