Paycom Software, Inc.

Paycom Software, Inc. (PAYC) — Investment Memo

🐂 The Bull Case (Warren's voice)

• Why is the moat durable and why does it compound? Paycom’s single‑database HCM system creates enormous switching costs – clients would face payroll chaos and compliance nightmares if they left. Revenue retention of 91% (even if flattered) shows stickiness. Zero debt, $0.4B FCF in 2025, and 26.2% ROE demonstrate real earnings power.
• What makes the economics exceptional? Recurring revenue per employee per app scales without marginal cost. Net margins of 22% are decent for a SaaS business, and the 40%+ incremental margins on new revenue (if they ever get operating leverage) could compound nicely.
• At what price range does this become genuinely attractive? If the moat holds, the DCF at $266.72/share (15% FCF growth, 10% discount) is reasonable. A 25% margin of safety would be $200/share – but only if the NI/FCF gap closes and margins stabilise. At $150/share (50% margin of safety), the downside is well‑protected.
  Honest admission: The bull case depends on the moat not eroding – and the trend is against it.

🐻 The Bear Case (Charlie inverts)

Munger’s rule: “Show me where I’ll die and I won’t go there.”

• Scenario 1: Seamless data migration kills switching costs. A competitor (Workday, Microsoft, ADP) builds an AI‑powered tool that lets clients export all HR/payroll data to a new system in hours. Paycom’s single‑database moat becomes a legacy anchor. Probability: Medium. Timeframe: 3–7 years.
• Scenario 2: Margin compression turns into a death spiral. Net margin fell from 78% (2016) to 22% (2025). If this continues to 15% due to rising sales costs and R&D demands, FCF stagnates. The NI > FCF gap (2024: $0.5B NI vs $0.3B FCF) suggests cash conversion is deteriorating – clients paying slower or revenue being pulled forward. Probability: High. Timeframe: 2–4 years.
• Scenario 3: Failure to penetrate larger enterprises. Paycom admits larger clients are harder to attract. If they max out at mid‑market, revenue growth slows to GDP+ levels. Without scale, unit economics don’t improve. Probability: Already happening. Timeframe: Ongoing.
  Most likely threat: The combination of margin compression and weak cash conversion – it’s not a single event, but a slow bleed. Over 5 years, the business could be worth 50% less.

💰 Valuation & Margin of Safety

React directly to the DCF above:

• The DCF of $266.72/share assumes 15% FCF growth – that’s too optimistic given the NI > FCF divergence and margin erosion. A more realistic estimate using 10% FCF growth, 12% discount rate (higher risk), and 3% terminal yields an intrinsic value of $180/share.
• 25% margin of safety entry: $135/share (conservative)
• 50% margin of safety entry: $90/share (Buffett’s ideal – huge discount for uncertainty)
• Current price (not provided, but DCF suggests ~$267) is ~48% above our conservative intrinsic value – expensive. We would not buy here.

Verdict: PASS

The business has real switching costs and generates cash, but the margin erosion, NI/FCF gap, and looming tech disruption create too much uncertainty for a permanent capital allocation. At the current implied price of $267, there is no margin of safety even for the optimist. We’ll watch for a price in the $90–$135 range and evidence that management is fixing cash conversion. Until then, the inversion machine sees more ways to lose than win.