Graham (GHM) Q4 2026 earnings review
Record Top-Line Masked by Severe Margin Compression
Graham Corporation's Q4 presented a stark divergence: exceptional demand offset by collapsing profitability. Net sales hit a record $67.1M (+13% YoY) and the backlog swelled to $533M. However, the bottom line broke its growth trajectory. Gross margin plunged 430 basis points to 22.7%, and Net Income collapsed 55% YoY. Management attributed the margin shock to a less favorable defense mix, lower aftermarket sales, and integration costs from the recent FlackTek acquisition. Despite Q4's operational friction, management is projecting immense confidence for FY27, guiding for ~18% sales growth and a 44% surge in Adjusted EBITDA, signaling they believe Q4's margin deterioration is a temporary integration hiccup rather than a structural flaw.
🐂 Bull Case
The backlog expanded 29% YoY to $532.6M, driven by 1.5x annual book-to-bill. With 35-40% expected to convert in the next 12 months, Graham has virtually locked in its FY27 revenue floor.
A post-quarter $50M strategic investment from T. Rowe Price removes liquidity concerns post-FlackTek acquisition and provides dry powder for further high-ROIC internal investments.
🐻 Bear Case
Growth in Defense is coming at a cost. A higher mix of lower-margin material receipts and defense sales severely damaged Q4 gross margins, casting doubt on the structural profitability of the backlog.
Sales in the Energy & Process segment face geopolitical uncertainty. Customers are exhibiting caution around large capital spending, removing a key high-margin counterbalance to the defense business.
⚖️ Verdict: ⚪
Neutral. The topline momentum and massive backlog are undeniably bullish, but the 430 bps gross margin compression in Q4 is a major red flag. Investors should wait to see if the FY27 margin recovery guidance is achievable before aggressively buying the growth story.
Key Themes
FlackTek Integration Drag
The recently acquired FlackTek business contributed $2.8M in Q4 sales but brought significant friction to the bottom line. Purchase accounting adjustments directly penalized gross margins, while acquisition and integration costs spiked SG&A (which jumped 19% YoY to $12.2M). Management must prove they can normalize FlackTek's cost structure to realize its promised accretive value.
Not All Backlog is Created Equal
Despite a massive backlog, operating margin collapsed to 4.0% from 9.3% a year ago. Management cited an 'increased level of lower-margin Defense sales' and lower aftermarket sales. This break in trend indicates that heavy material receipts and early-stage defense programs carry substantially worse economics than the company's historical baseline.
Consistent Defense & Space Order Momentum
The core thesis remains intact: Graham is securing a generational defense build-out. Orders hit $359.4M for the full year, pushing the book-to-bill ratio to 1.5x. Space revenue also grew 14% YoY in Q4, supported by the ramp-up of existing programs and new cryogenic testing capacities.
Energy & Process Capital Spending Squeeze
Macro uncertainty is bleeding into the commercial segment. Management explicitly noted that 'customers continue to exhibit caution around large capital project spending amid ongoing geopolitical uncertainty.' While aftermarket and Small Modular Reactor (SMR) interest provide a floor, the delay in large greenfield projects limits high-margin operational leverage.
Strategic De-Risking via T. Rowe Price
Immediately post-quarter, Graham secured a $50M equity investment from accounts advised by T. Rowe Price. After using $13M to repay debt, the company unlocked substantial liquidity to fund future organic and inorganic growth. This removes the working capital overhang caused by $4M in unexpected FlackTek transaction bonuses assumed by Graham in Q4.
Other KPIs
Declined from $24.3M in FY25. This deceleration was driven primarily by a $21.4M increase in unbilled revenue and a $6.8M increase in inventory to support the massive backlog. Q4 specifically was hit by ~ $4M in FlackTek transaction bonuses, skewing the quarter's cash generation negative.
Decelerating aggressively from 12.9% a year ago and down sequentially from 10.7% in Q3. The compression was driven entirely by gross margin degradation (down 430 bps) rather than SG&A inefficiency, highlighting the acute impact of the defense product mix and purchase accounting.
Guidance
Accelerating. The midpoint of $290M implies an 18.2% YoY growth rate, pacing slightly ahead of FY26's 17% growth. Supported by $532M in backlog and a full year of FlackTek revenue.
Reversing the recent margin compression. The midpoint ($37.5M) implies a massive 44% YoY growth, far outpacing the 18% revenue growth. This indicates management expects Q4's gross margin issues to be strictly transient.
Accelerating/Improving compared to the Q4 exit rate of 22.7%, but mostly stable when compared to the FY26 full-year average of 23.5%. Achieving this will require digesting the lower-margin defense material receipts and completing the FlackTek integration.
Accelerating from $16.1M in FY26. Management continues to target >20% ROIC on these investments, which are geared toward advanced manufacturing capabilities and resolving capacity bottlenecks for the U.S. Navy.
Key Questions
Bridge to FY27 Gross Margin
With Q4 gross margin plummeting to 22.7%, what are the specific mechanical bridges (pricing, volume leverage, sunsetting of purchase accounting) that give you confidence in hitting the 24.5-25.5% target for FY27?
Defense Mix Economics
You cited a higher level of lower-margin defense sales as a headwind. Is this a structural feature of the newer blocks of defense backlog, or strictly a timing issue related to pass-through material receipts?
FlackTek Steady State
Excluding the one-time transaction bonuses and purchase accounting adjustments, what was FlackTek's underlying EBITDA margin in the quarter, and how quickly can you strip out the integration friction?