Set the valuation lens before building any model
The most important valuation decision in tech is which metric deserves the most weight. Getting that wrong before opening a spreadsheet means all the precision that follows is in the wrong direction.
Match the primary valuation metric to the revenue model, not the sector
Pure SaaS businesses with high NDR and visible FCF inflection deserve revenue multiples grounded in gross margin quality. Hardware-software hybrids with 50% blended gross margins should be valued on EBITDA or FCF, not on a software revenue multiple. Marketplaces should be valued on take-rate-adjusted revenue, not GMV. The sector label 'technology' covers fifteen different economic models — force a choice between them before the model starts.
Why it matters
Wrong metric, wrong conclusion. Applying a software multiple to a services-heavy or hardware-dependent business consistently produces valuations that look compelling until the margin structure becomes visible.
When it matters
Before opening any model, and whenever a company makes an acquisition or launches a new product that changes the revenue mix.
Investor take
Write one sentence on the primary revenue engine and why the selected valuation metric maps to its long-run economics. If the sentence is uncomfortable to write, the metric is probably wrong.
Back into the implied expectations before forming a view on mispricing
Treat the current price as an argument. Solve for the growth rate, margin, and return on capital that makes price rational. If the implied growth is already at the high end of the plausible range — or requires assumptions the business has not yet demonstrated — the stock is priced for execution, not for value. A reverse DCF produces more information in 20 minutes than a full forward model built on optimistic assumptions.
Why it matters
You cannot identify mispricing until you understand what the market already believes. Most investors call stocks cheap without ever asking what the price requires.
When it matters
Before every initiation and whenever a stock moves more than 15% without a clear fundamental change that justifies it.
Investor take
State the implied growth rate and FCF margin the current price requires. Then decide which assumption you specifically disagree with and why the disagreement is grounded in evidence rather than in optimism.
Separate earned premium from narrative premium before assigning a multiple
An earned premium is grounded in demonstrated unit economics — NDR above 120%, sustained gross margin expansion, Rule of 40 above 40, capital-efficient growth that has compounded for multiple years. A narrative premium is tied to a large TAM, a compelling product roadmap, and strong management commentary. Both can justify a stock trading at a premium to peers, but only one survives a bad quarter without repricing.
Why it matters
The premium assigned on narrative alone typically compresses when the company misses for the first time. The premium grounded in demonstrated economics tends to be stickier because it is tied to metrics the market can continue to observe.
When it matters
When the stock is trading at a material premium to sector medians and the bull case is centered on the quality of the story rather than the quality of the numbers.
Investor take
List the three specific financial metrics that justify the premium and verify whether each has improved, held, or deteriorated over the past four quarters. If two of three are deteriorating, the premium is at risk.
Identify whether the stock is in a re-rating or de-rating cycle before modeling upside
A re-rating cycle is when the market is willing to expand the multiple because execution is tracking ahead of expectations, profitability is inflecting, or the competitive position is visibly improving. A de-rating cycle is the reverse. The same 20% revenue growth has completely different investment implications in each regime. Identifying the cycle direction matters more than the precision of any single model.
Why it matters
Most DCF models produce a target price but say nothing about the timing or direction of multiple movement. Yet multiple changes drive the majority of total return in technology stocks over any two-to-three year period.
When it matters
When the stock has already moved significantly in one direction and you are deciding whether the current level is an entry point or a continuation of a trend.
Investor take
Build the multiple path explicitly. What does the stock look like at 12x NTM revenue in 18 months if the business is on track? What does it look like at 7x if one important metric disappoints? That range is more useful for position sizing than a single intrinsic value estimate.
Check where consensus sits before deciding the stock is mispriced
The consensus estimate — both the earnings level and the multiple — already reflects a large amount of information about the business. To outperform, you need to be right about something that consensus has not yet priced. Before building a detailed model, survey the sell-side range and understand which direction analysts are biased. If twelve of fifteen analysts are overweight and estimates have already moved up three quarters in a row, the risk-reward of a new long position is different than it looks on a standalone basis.
Why it matters
Position entry after a consensus upgrade cycle is a real and underappreciated risk. You may be right about the business and still underperform because the multiple has already expanded to reflect your thesis.
When it matters
Before initiating any long position, and particularly when the stock has already moved 30% or more from its most recent trough.
Investor take
State explicitly whether the thesis requires consensus to move higher or simply requires the current consensus to hold. The second is a much more defensible entry condition than the first.