UNDERLINE
SEC filings and earnings briefs, made readable
FIELD
FINANCIAL INTELLIGENCE, SEC FILINGS & EARNINGS
OWNERSHIP
0-TO-1 PRODUCT, UX & DESIGN SYSTEMS
STACK
FIGMA, 2 DESIGN SYSTEMS, NIELSEN HEURISTICS, WCAG AAA, VERCEL
RESULT
6 PROTOTYPES IN 1 NIGHT, 2 DESIGN SYSTEMS IN 4 WEEKS
ROLE
Product design, UX, design systems
THE PROBLEM
Investors reading 10-Ks, 10-Qs, 8-Ks, and earnings releases face walls of regulatory prose. Most AI summary tools wrap that prose in generic chat bubbles that bury the disclosures that matter.
WHAT HE FOUND
Thomas owned the product brief, information architecture, and interaction model from first sketch to deploy. He worked through 6 clickable prototypes in one night, then ran Nielsen heuristic reviews and WCAG contrast tests.
WHAT HE BUILT
Over 4 weeks Thomas built two complete design systems, replacing the first to strip out generic AI styling. The shipped Vercel app turns raw filings into structured earnings briefs built for scanning.
THE OUTCOME
Underline shipped as a live Vercel app that turns raw SEC filings into structured earnings briefs. Over four weeks Thomas built two design systems for it, replacing the first to strip out generic AI styling.
VISIT THE LIVE SITE
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THE WORK


DETAILS
Replaced chat bubbles with fixed filing-brief sections and source-citation anchors.
Applied Nielsen’s visibility heuristic to put YoY revenue, EPS change, and risk disclosures above the fold.
Calibrated line length and 19.4:1 contrast for long reads through 100-page 10-Ks.
Systematized a second-generation component library in week 4 to lock financial figures into tabular alignment.