Lighter's Thin Order Book Exposed in $67M Bitcoin Sell Order

A major sell order on decentralized perpetuals exchange Lighter sent Bitcoin's price plummeting to $47,600 for a brief moment on Wednesday. The $67 million sell order overwhelmed available bids on the platform's thin order book, causing the price to drop by nearly 30% in just seconds.

This incident was isolated to Lighter's order book and did not reflect any broader market dislocation. Meanwhile, Bitcoin surged from below $64,000 to above $69,000 on major exchanges, one of its strongest intraday rallies in weeks.

The thin order book on Lighter's platform has deteriorated significantly since late 2025, when the platform processed over $292 billion in monthly volume. This was largely due to traders participating in the token airdrop, which concluded and led to a sharp decline in activity.