Financials

Figures converted from Japanese yen at historical FX rates — see data/company.json.fx_rates for the rate table. Ratios, margins, and multiples are unitless and unchanged.

Financials — What the Numbers Say

1. Financials in One Page

RS Technologies is a structurally profitable, net-cash Japanese semiconductor-materials company whose reported financials hide two very different businesses: a high-margin reclaimed-wafer franchise that earns mid-to-high-30s operating margins, and a fast-growing but lower-margin prime-wafer subsidiary in China (consolidated since FY2024) that scales the top line and dilutes the group margin. FY2025 revenue jumped to $489M (+29.6%) while consolidated operating margin compressed to 18.6% (from 22.1%), free cash flow climbed to $47M, and net cash sits at roughly $485M against a market cap of about $1.11B — implying that more than 40% of the equity value is held in cash and securities, before any operating earnings are counted. The single financial metric that matters right now is the reclaim-wafer segment operating margin (FY2025: 36.9%): it is the cash engine, the moat proof, and the swing factor between an 8.7x EV/EBITDA semis-materials name and a low-teens-multiple cycle play.

2. Revenue, Margins, and Earnings Power

The starting point: a sub-$45M reclaimed-wafer business in 2013 has become a $489M semiconductor-materials group with three reporting segments. Growth came in two visible step-ups: the FY2018 spin-up of the prime-wafer subsidiary (GRINM, China) that more than doubled revenue, and the FY2024 onwards consolidation of additional Phenitec-related semiconductor equipment/materials business that pushed the third segment from $104M to $194M in a single year.

Revenue compounded at roughly 24% per year in USD over the 12-year window (lower than the yen CAGR because of yen depreciation), but the cadence is uneven: a strong 2017-2018 prime-wafer launch, a 2019-2020 cyclical air-pocket, a 2021-2022 boom, a 2023-2024 digestion phase, then the 2025 re-acceleration. Operating income tracks revenue with a one-to-two-year lag because heavy fixed-cost prime-wafer capacity comes online before it fills.

Gross margin has drifted from 38-40% (2017-2018, reclaim-dominant) to roughly 31% in FY2025, almost exactly the mix-shift you would expect as the lower-margin prime-wafer and equipment/materials segments grew faster than reclaim. The 2025 reset to 18.6% operating margin is not a quality break — the reclaim segment still earned 36.9% — it is a composition story. Whether the consolidated margin can re-expand from here depends on prime-wafer utilization in China and pricing in the semi-equipment segment, not on the reclaim business.

The quarterly view shows three things. First, the FY2025 step-up in revenue is real and broad — every quarter ran above $110M. Second, margins reset visibly in Q1-25 and Q1-26 (the seasonal pattern of lower Q1 margin is now built-in). Third, Q1 of FY2026 came in at $120M revenue, 19.0% operating margin — slightly ahead of the management guidance trajectory (full-year $527M / 18.3%) and supportive of the company's own three-year plan to $722M by FY2028.

3. Cash Flow and Earnings Quality

Net income tells you what the company earned on paper; free cash flow (FCF) tells you what it has left to compound — operating cash after the capital expenditure needed to keep the wafer fabs running. Until FY2023, RS Tech disclosed only annual capex and depreciation, so we can only fully reconcile the income/cash gap for the most recent two years.

Operating cash flow exceeded net income in both years, which is the right direction for an industrial business — depreciation and amortization ($27-35M/yr) bridges the gap. FCF lagged net income because of capex: $56M in FY2024, $47M in FY2025, against $27M and $35M of depreciation. The company is still in growth-capex mode — spending more than it depreciates — which is consistent with management's $722M FY2028 revenue plan but means FCF understates "steady-state" cash generation.

The 2014-2015 and 2019-2020 spikes correspond to the original Hokuto prime-wafer plant and the China prime-wafer expansions. Capex has run above depreciation in 9 of 13 years — the depreciation line is slowly catching up, which will mechanically raise the FCF conversion rate even if capex stays flat. A working approximation of "maintenance" capex is the current depreciation level ($35M); on that basis steady-state FCF would have been closer to $57-64M in FY2025.

4. Balance Sheet and Financial Resilience

The clearest piece of the RS Tech story is the balance sheet: $617M of cash against $132M of total debt at year-end FY2025 — net cash of roughly $485M, or more than 40% of the current market cap.

Three observations from the chart. First, the 2018 IPO/secondary materially recapitalized the company — equity went from $50M to $265M in one year. Second, the 2022 jump in cash and equity reflects strong operating earnings and the partial reorganization of the GRINM stake. Third, FY2025 saw debt re-emerge (from $60M to $132M) — long-term borrowings of $105M were drawn — but cash rose by an even larger $74M, so net cash actually improved.

The equity ratio is the eye-catching number: it collapsed from 82% at end-FY2023 to 38-39% in FY2024-25. This is not a leverage event — it is the consolidation of GRINM minority interest. About $467M of non-controlling interest now sits inside "net assets total" while the parent's own equity rose to $511M. On a parent-equity basis, debt/equity is still only 0.26x, and the current ratio of 4.3x is best-in-class. The balance sheet adds flexibility, not risk.

5. Returns, Reinvestment, and Capital Allocation

Return on equity dropped from ~38% in FY2017 to 6-8% during 2019-2023, then re-built to 12-14% in FY2024-25. The decline was not a profitability problem — operating margins were broadly stable — it was the IPO and subsequent earnings retention that grew the denominator. The pile of unused cash now embedded in the balance sheet (about $617M against $511M of parent equity) is the single biggest drag on the ROE number. A cash-adjusted return on operating capital — operating profit ÷ (assets ex. cash and goodwill) — would be in the 20-25% range and consistent with the moat narrative.

Dividends per share have risen from $0.08 (FY2015) to $0.29 (FY2025), with FY2026 guidance of $0.34 — roughly fourfold in USD terms over a decade (the yen path is steeper because of yen depreciation), but the payout ratio is still modest ($0.29 ÷ $2.23 EPS ≈ 13%). RS Tech has chosen retention over distribution: there have been no material buybacks, share count has crept up only slightly (26.37M → 26.46M over FY2024-25 from restricted-stock compensation), and most of the cash is being deployed into prime-wafer capacity in China and the LE System battery-electrolyte business. The implicit bet management is asking shareholders to accept is that reinvested cash earns more than the 13% dividend-equivalent payout would imply. The reclaim segment's 37% operating margin and the strong order book make that defensible, but the prime-wafer segment's mid-teen returns are doing less work for the share-count denominator.

6. Segment and Unit Economics

The single most important table on the page:

The economics live in reclaim. With about 36% of consolidated revenue, it generates roughly 71% of segment operating income ($65M of $91M before unallocated). Reclaim margins have run 35-40% for seven years, with only a modest cyclical dip in 2020. Prime wafer is meaningful in scale ($133M) but cyclical and capital-intensive — margins compressed from 26% in the 2022 boom to about 20% in FY2025. The semi-equipment segment grew 87% YoY but earns only 5.3% operating margin — almost a passthrough business at current scale. A reasonable read is that the stock is the reclaim business plus a cyclical option on prime wafer; semi-equipment is too low-margin today to materially move the equity story.

7. Valuation and Market Expectations

At $41.83 (close on 2026-05-15, converted from ¥6,640) with 26.46M shares, RS Tech has a market cap of roughly $1,107M. After backing out $485M of net cash, the enterprise value is about $622M on a pure cash-basis, or $1,102M if you keep the GRINM minority interest in (the more standard approach when the subsidiary is fully consolidated).

The market is paying ~19x trailing earnings, 8.7x EV/EBITDA, 2.25x EV/Revenue, 2.2x book value, and 23.6x trailing FCF. The 19x P/E sits roughly in line with kabutan's reported 17.7x (which uses a slightly different earnings denominator) and against a five-year average for the stock in the high-teens. Free cash yield is 4.2% on trailing FCF, 5-6% on normalized FCF if you assume capex moderates toward depreciation.

EPS doubled from FY2021 to FY2024 and has plateaued near $2.20-2.30 — the guided FY2026 EPS of $2.36 implies only 7-8% earnings growth, which the current 19x multiple already prices in. The market is paying for the mid-term plan: revenue to $722M and operating income to $119M by FY2028 (at current FX), which would put forward EV/EBITDA below 6x if reached.

Against today's $41.83, the base case implies modest upside (~9%) and the bull case roughly 40%. The bear case is the disciplined risk: if prime-wafer pricing weakens for a year and reclaim utilization slips, this becomes a low-teens P/E stock. Note the Stockopedia consensus target on record (¥4,443, about $28) was set when the share price was ¥3,805 (~$24) in early 2026 — the stock has since rallied to $41.83, blowing through that target. Analyst targets have not yet been refreshed publicly, so the market is now ahead of the published consensus.

8. Peer Financial Comparison

Three things stand out. First, RS Technologies trades at a discount to global prime-wafer peers on both EV/EBITDA (8.7x vs 11-28x) and EV/Sales (2.25x vs 2.5-7.8x). Second, that discount makes sense given (a) its much smaller scale, (b) the diluting effect of the lower-margin semi-equipment segment, and (c) the China-political risk premium attached to the GRINM subsidiary. Third, RS Tech's operating margin (18.6%) and ROE (12.5%) are competitive with the largest pure-plays despite the mix headwind — and the net-debt/EBITDA of essentially zero is the most conservative in the peer set after Shin-Etsu's net cash. On a fundamentals basis, the relative discount is wider than the quality gap justifies; the multiple should narrow as the FY2028 plan unfolds, if it unfolds.

9. What to Watch in the Financials

What the financials confirm. The reclaim-wafer franchise is high-quality (37% segment op margin, low capital intensity), the balance sheet is fortress-grade (net cash ≈ 43% of market cap), cash conversion is clean, and management's three-year plan is internally consistent with the current capex run-rate.

What they contradict. Consolidated returns on equity look mediocre (12-13%) because of unproductive cash on the balance sheet and the dilutive consolidation of a mid-margin Chinese subsidiary; the underlying economics are stronger than the reported numbers show. The 30% revenue jump in FY2025 was substantially helped by the consolidation of additional semi-equipment business — organic growth was closer to mid-teens.

The first financial metric to watch is the reclaim-wafer segment operating margin in FY2026 H1. If it holds at 36-38%, the moat is intact and the current multiple is defensible. If it drifts below 33% for two consecutive quarters, the story shifts toward a cyclical wafer name, the appropriate multiple resets toward 6-7x EV/EBITDA, and 25-30% of the equity value would be at risk.