Duolingo Inc (DUOL) — Quality & forensics

As of 2026-08-06 — refreshed nightly. Closelook readings from an investment research diary, not ratings or advice.

The Closelook module scores

56 /100 composite · 7 modules · software-infra weight set

Valuation 71
Quality 73
Growth 73
Balance sheet 76
Cash quality 23
Capital allocation 15
Momentum 36

Scores are computed nightly across the coverage universe and read relative to it — the methodology lives in the company-scoring explainer.

Financial forensics — the academic screens

7.33 Altman Z-Score

Sits in the safe zone (above 2.99). The Z-Score estimates financial-distress risk from five balance-sheet and earnings ratios.

3/8 Piotroski F-Score

Nine binary fundamental-strength checks across profitability, leverage and operating efficiency.

-2.05 Beneish M-Score

Screens reported earnings for statistical manipulation patterns — below the −1.78 manipulation-risk threshold. A screen, not an accusation.

Continue: the DUOL chart & overview

FAQ · from the current data · as of 2026-08-06

Quick answers

What is Duolingo Inc's Closelook quality reading?

The composite reads 56/100 across 7 modules, as of 2026-08-06: valuation 71, quality 73, growth 73, balance sheet 76, cash quality 23, capital allocation 15, momentum 36. Closelook scores are research diary readings, not ratings or investment advice.

What is Duolingo Inc's Altman Z-Score?

7.33, which sits in the safe zone (above 2.99) as of 2026-08-06. The Altman Z-Score estimates financial distress risk from five balance-sheet and earnings ratios.

What is Duolingo Inc's Piotroski F-Score?

3 of 8, as of 2026-08-06. The F-Score counts nine binary fundamental-strength signals across profitability, leverage and operating efficiency.

What does Duolingo Inc's Beneish M-Score indicate?

-2.05 — below the −1.78 manipulation-risk threshold, as of 2026-08-06. The M-Score screens reported earnings for statistical manipulation patterns; it is a screen, not an accusation.