# Stablecoin Market Cap Falls $1.65 Billion as DEX Trading Rises

By Enna Lee

Canonical URL: https://www.tokenpost.com/news/investing/35100
Published: 2026-10-19T23:07:03.000Z
Updated: 2026-10-19T23:07:03.000Z
Section: Investing

> DEX spot volume rose 5.83% and perpetual volume climbed 4.36%; four public companies added 7,721 BTC valued at about $634.84 million.

Stablecoin market capitalization fell $1.65 billion from Oct. 12-18, 2026, while decentralized exchange (DEX) spot and perpetual trading activity increased. The figures show a mixed weekly picture across crypto markets, with stablecoin capitalization down as trading volumes rose.

DEX spot volume increased 5.83% week over week, and perpetual volume climbed 4.36%. Stablecoins help provide liquidity and facilitate transactions across the crypto ecosystem.

Separately, four public companies added a combined 7,721 Bitcoin (BTC) during the week, valued at about $634.84 million. The additions were another market development over the same period.