As far as I know, they were automatic handbrakes based on excessive volatility. ... | Hacker News

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		verganileonardo on Jan 28, 2021 \| parent \| context \| favorite \| on: Robinhood is limiting purchases of stocks: AMC, Bl... As far as I know, they were automatic handbrakes based on excessive volatility. A feature designed to prevent chaos and people from over buying/selling due to panic.

cwkoss on Jan 28, 2021 [–]

Brokerages preventing users from buying certain stocks is clearly manual, and fairly unprecedented afaik

verganileonardo on Jan 28, 2021 | [–]

Yes. Both things happened. I was specifically talking about halting trade multiple times during the day.

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