SizeProp is a crypto-native proprietary trading firm that offers evaluation-based funded accounts across crypto, stocks, forex, and commodities, operated through SIZ EDU Limited. SizeProp's Twitter Score is 14 out of 1000 as of August 2026, ranking #69,298 among 483,944 tracked accounts.
SizeProp was founded by Windra Thio and has been live since October 2025. Traders who pass a structured evaluation can access funded accounts of up to $100,000, with a payout split ranging from 80 to 95 percent, and withdrawals are settled in USDT. The platform supports trading across crypto, stocks, forex, and commodities.
SizeProp is backed by Igloo Inc., which led a pre-seed SAFE round in May 2026, and is powered by Hyperliquid. The firm has reported granting more than $50 million in prop-trading capital to over 3,500 traders since launch.
SizeProp has accumulated 7,749 followers as of August 2026 and published 326 posts. The account has been mentioned by 24 accounts, with 42 total mentions.
Who follows SizeProp on X?
The accounts that follow SizeProp include 25 founders, 17 angel investors and 43 influencers. Among them are Luca Netz, 0xMaki, Seraphim, Josh Ong, Unipcs aka 'Bonk Guy' and SpiderCrypto.