Walden Yan

The rounds this investor is named on, who it invests beside, and where it shows up.

Named on 2 rounds in the feed.

Rounds from 2025-12-01 to 2026-09-15

ROUNDS

joined, none as lead

ROUNDS JOINED · USD

$16.2M

across 2 rounds

LATEST ROUND

Pre-seed · $1.2M · 2026-09-15

CO-INVESTORS

most often with Y Combinator

Rounds

[ 2 ]

The rounds this investor is named on, who it invests beside, and where it shows up.

Company	Round	Amount	Announced	Role
TesterArmy AI-powered software testing agents	Pre-seed Verified against 4 sources	$1.2M	2026-09-15	[ PART ]
Raindrop A tool that protects the world from AI agent failures	Funding round Verified against 1 of 2 sources[ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it.	$15M	2025-12-01	[ PART ]