Interview Questions118

    Through-Cycle Multiples and Peak-Trough Analysis

    Why low P/E at peak signals expensive, how multiples compress at peaks and expand at troughs.

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    8 min read
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    2 interview questions
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    Introduction

    Caterpillar's trailing EV/EBITDA has ranged from 7.65 to 26.0 over the past 13 years. At the trough of the 2015-2016 mining downturn, with EBITDA compressed and the stock beaten down, the trailing multiple expanded above 20x. By 2023, with EBITDA at a record $16.14 billion (up 39% year-over-year), the trailing multiple compressed to roughly 11-13x. The company looked "cheapest" when earnings were highest and "most expensive" when earnings were lowest. This is not a Caterpillar-specific anomaly; it is the defining valuation characteristic of every cyclical industrial company, and understanding why it happens, what it means, and how to use it is one of the most important analytical skills in the sector.

    Peter Lynch warned investors about this exact trap with cyclical stocks: buying on low P/E ratios at earnings peaks can be dangerous because those peak earnings are about to decline, while high P/E ratios at troughs often signal the best buying opportunity because earnings are about to recover. In M&A, the same principle applies: a sell-side banker positioning a company at 10x trailing EBITDA during a peak must help buyers understand that the "cheap" trailing multiple actually represents a full mid-cycle valuation once you normalize earnings, while a buyer acquiring at 18x trailing EBITDA during a trough may actually be getting a bargain on normalized economics.

    Why the Inverse Relationship Exists

    The mechanics are straightforward but often misunderstood. A cyclical company's enterprise value (the numerator of EV/EBITDA) reflects the market's assessment of the company's long-term earning power across many future cycles, while trailing EBITDA (the denominator) reflects only the most recent twelve months of actual performance. Because enterprise value is forward-looking and relatively stable (varying perhaps 20-35% peak to trough), while trailing EBITDA is backward-looking and volatile (varying 40-70% peak to trough due to operating leverage), the ratio between them swings dramatically.

    Inverse Multiple Trap

    The counterintuitive phenomenon where cyclical companies display their lowest trailing valuation multiples at the peak of the earnings cycle and their highest trailing multiples at the trough. Caterpillar's EV/EBITDA median over 13 years is approximately 13x, but the trailing multiple swings from below 8x at earnings peaks to above 20x at troughs. An investor who screens for "cheap" industrials using low trailing multiples will systematically identify companies at earnings peaks, buying at the worst possible moment. In M&A, a buyer who offers 10x trailing EBITDA for a company at peak earnings may actually be paying 14x+ on a mid-cycle basis, which is a full price that the trailing multiple disguises.

    Consider the math with simplified numbers. A capital goods manufacturer has mid-cycle EBITDA of $200 million. At peak, operating leverage pushes EBITDA to $320 million (60% above mid-cycle). At trough, EBITDA collapses to $100 million (50% below mid-cycle). If the enterprise value ranges from $2.4 billion at peak to $1.8 billion at trough (a 25% decline, far less than the 69% EBITDA swing):

    Cycle PointEBITDAEnterprise ValueTrailing EV/EBITDAMid-Cycle EV/EBITDA
    Peak$320M$2.4B7.5x (looks cheap)12.0x (full valuation)
    Mid-cycle$200M$2.2B11.0x11.0x
    Trough$100M$1.8B18.0x (looks expensive)9.0x (actual bargain)

    The mid-cycle EV/EBITDA column reveals the truth that trailing multiples obscure: the company is cheapest at the trough (9.0x mid-cycle) and most expensive at the peak (12.0x mid-cycle), the exact opposite of what trailing multiples suggest.

    How to Apply Through-Cycle Multiples in Practice

    The through-cycle approach pairs mid-cycle EBITDA (the normalized earnings base calculated using historical averaging, margin regression, or capacity utilization adjustment) with a through-cycle multiple (the EV/EBITDA that the market has historically applied to normalized earnings for comparable companies). The product is the through-cycle enterprise value.

    The through-cycle multiple should reflect the company's quality tier. Using Caterpillar's median of 13.0x as a benchmark for standard cyclical OEMs, the tiers adjust up or down:

    • Operational excellence platforms (Danaher, Roper, ITW): 16-22x mid-cycle EBITDA
    • Secular growth leaders (Eaton, Rockwell): 14-18x
    • Diversified industrials (Parker Hannifin, Emerson): 11-14x
    • Standard cyclical OEMs (Caterpillar, Deere): 10-13x
    • Commodity cyclical (steel, bulk chemicals): 6-9x

    European cyclical industrials (Siemens, ABB, Atlas Copco, Sandvik) typically trade at similar through-cycle multiples to US peers, though market-specific factors (investor base composition, listing liquidity, currency) can create 1-2 turn differentials. Atlas Copco, for example, commands a persistent premium to US diversified industrials peers because of its compressor aftermarket model and disciplined capital allocation.

    Peak-Trough Analysis: Quantifying the Full Cycle Risk

    While through-cycle multiples provide a point estimate of value, peak-trough analysis provides the valuation range by explicitly mapping how earnings and enterprise value behave at each extreme. This analysis is particularly valuable for PE sponsors evaluating LBO candidates (who need to understand downside risk for debt capacity sizing) and for boards of directors evaluating acquisition offers (who need to know whether the offered price is fair across the full cycle, not just at the current earnings level).

    The peak-trough framework involves three scenarios:

    Peak scenario. Model the company's EBITDA at the peak of the cycle (using historical peak margins applied to current or near-term revenue). Apply a compressed trailing multiple (reflecting the market's anticipation of future earnings decline). The peak enterprise value represents the theoretical maximum if the company is sold at the perfect moment.

    Mid-cycle scenario. Model mid-cycle EBITDA using the normalization methods. Apply the through-cycle multiple. This is the central value estimate and the most defensible in M&A negotiations.

    Trough scenario. Model trough EBITDA (using historical trough margins, typically 30-50% below mid-cycle due to operating leverage). Apply an expanded trailing multiple (reflecting the market's anticipation of future earnings recovery). The trough enterprise value represents the theoretical minimum and is critical for LBO downside testing.

    The peak-trough framework also helps bankers advise on M&A timing. The best time to sell is when trailing earnings are at or near peak levels and the CIM can frame the earnings as sustainable (using secular growth arguments and leading indicator data that support continued momentum). The best time to buy is at the trough, when the trailing multiple looks scary but the mid-cycle multiple reveals genuine value.

    Interview Questions

    2
    Interview Question #1Easy

    A cyclical industrial company has an enterprise value of $1.5 billion. Its peak EBITDA is $200M, mid-cycle is $140M, and trough is $85M. Calculate the implied multiple at each stage and explain what each tells you.

    Peak multiple: $1,500M / $200M = 7.5x. Appears "cheap" but EBITDA is unsustainably high.

    Mid-cycle multiple: $1,500M / $140M = 10.7x. This is the most meaningful valuation metric. It reflects what the market is paying for normalized earning power.

    Trough multiple: $1,500M / $85M = 17.6x. Appears "expensive" but EBITDA is temporarily depressed.

    Interpretation: The market values this company at approximately 10.7x mid-cycle EBITDA, which is in line with quality diversified industrials. The EV stays relatively stable (because the market prices in the full cycle) while EBITDA swings from $85M to $200M (a 2.35x peak-to-trough ratio). An inexperienced investor buying at 7.5x peak thinks they are getting a bargain; they are actually paying full price for temporary earnings. A sophisticated investor buying at 17.6x trough knows they are paying "a lot" for current earnings but getting a reasonable price (10.7x) on normalized earnings that will recover.

    Interview Question #2Medium

    How do EV/EBITDA multiples behave through a cycle for industrial companies?

    EV/EBITDA multiples behave inversely to the cycle for cyclical industrials:

    At cycle peaks: EBITDA is at its highest, so the EV/EBITDA ratio is at its lowest. Multiples of 6-8x on peak EBITDA are common. The company "looks cheap" but is actually fully valued because the earnings are unsustainable.

    At cycle troughs: EBITDA is depressed, so the EV/EBITDA ratio is at its highest. Multiples of 15-20x+ on trough EBITDA are common. The company "looks expensive" but may be reasonably valued because the market is pricing in future recovery.

    At mid-cycle: The multiple reflects the market's assessment of the company's normalized earning power. This is the most meaningful valuation point and typically falls in the 10-14x range for quality capital goods companies.

    The key insight: the enterprise value (numerator) is relatively stable through the cycle because the market prices in the full cycle. The EBITDA (denominator) swings dramatically. This creates the appearance of multiple expansion and compression, but what is really happening is earnings volatility against a relatively stable valuation.

    Sophisticated investors buy at "high" trough multiples (knowing earnings will recover) and sell at "low" peak multiples (knowing earnings will decline). This counter-intuitive behavior is one of the most frequently tested concepts in industrials interviews.

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