RYUN Engineering & Research
Blog & Engineering Notes
Things we built, measured, or got wrong. Written by the developer, dated, and updated in place when code or benchmarks change.
Articles (1)
#Carta alternative·11 min
Startup Equity vs Big Tech RSU Calculator: How to Compare 4-Year ISOs, NSOs, and Liquid Compensation
Weighing a $160k salary with 0.2% Series A equity against a $230k cash plus $70k public RSU package requires mathematical modeling. Learn how 409A valuations, strike prices, 1-year cliffs, secondary haircuts, and AMT taxes impact real take-home wealth using Ravina's free 4-Year Equity Modeler.
Nov 1, 2026Read