Mark RadarMARK RADAR
EN

Bitcoin Briefly Falls Below $48,000 on Lighter After Large Sell Order Triggers Flash Crash

1 reports · First detected 2026-02-27 · Last active 2026-02-27

Lighter is a decentralized exchange offering perpetual-contract trading in Bitcoin and other crypto assets, with execution prices dependent on liquidity in its order book. Market depth fell markedly after its token airdrop, making large trades more likely to cause price dislocations and highlighting liquidity and risk-management concerns at emerging exchanges.

A large sell order for about 1,000 BTC recently hit Lighter. With insufficient buying demand, Bitcoin plunged about 30% on the platform and briefly fell below $48,000. The broader cryptocurrency market was still rising when the flash crash occurred. The reports did not specify the exact date of the trade or the value of the sell order.

All Coverage

1 original reports

The Backstory

The history behind this event
Bitcoin Perpetuals Flash-Crash to $47,510 on Lighter; Exchange Cites Whale Market Sell-Off2026-02-27 · 2 reports · similarity 0.92

Lighter is an order-book-based decentralized perpetual-contract exchange that allows investors to trade leveraged BTC derivatives with no expiration date. When such platforms lack sufficient market depth, large market orders can rapidly exhaust available bids, causing execution prices to briefly diverge from those on major exchanges and underscoring the importance of liquidity and risk controls.

On February 26, 2026, Taiwan time, Lighter’s BTC perpetual contract plunged nearly 30% from about $68,000, briefly touching $47,510 before rebounding quickly. The exchange said a whale sold 1,000 BTC at market, worth about $67 million at the time, exhausting bids in the order book. It said the incident was not caused by a system vulnerability, hack or price manipulation.

Mark Radar|MARK RADAR
All times are in Taipei time (GMT+8)