Options accounts & routing
Why will retail brokers forcibly liquidate open options positions on expiration afternoon if the account lacks capital to fulfill delivery?
By Easy Money Scanner · Educational reference · Not investment advice
The short answer
Brokers forcibly liquidate open options positions on expiration afternoon when an account lacks sufficient buying power or shares to fulfill potential assignment or exercise delivery obligations, protecting against a Reg T or margin violation after settlement.
How it works
This typically affects accounts holding long options likely to be exercised into stock positions they cannot afford, or short options facing assignment that would create an unapproved or under-margined stock position.
An example
A trader holding a deep in-the-money long call without enough cash to buy 100 shares on exercise may have the broker close the option before expiration rather than allow automatic exercise.
Risk & limitations
Automatic liquidation often occurs without advance warning near the close on expiration day, potentially at unfavorable prices during low-liquidity closing minutes.
Examples are hypothetical, not trade recommendations. US contract and regulatory references do not automatically apply in Canada. Rules, margin requirements and broker policies can change; confirm them with the relevant authority and your broker.