The start (inclusive) of the date range when searching corporate action announcements. This should follow the YYYY-MM-DD format. The date range is limited to 90 days.

The end (inclusive) of the date range when searching corporate action announcements. This should follow the YYYY-MM-DD format. The date range is limited to 90 days.

The symbol of the company initiating the announcement.

The CUSIP of the company initiating the announcement.

Which announcement date since and until apply to. When omitted, the range applies to payable_date.

• declaration_date: The date of the preliminary announcement details or the date that any subsequent term updates took place.
• ex_date: The date on which any security purchasing activity will not result in a corporate action entitlement. Any selling activity that takes place on or after this date will result in a corporate action entitlement.
• record_date: The date the company checks its records to determine who is shareholder in order to allocate entitlements.
• payable_date: The date that the stock and cash positions will update according to the account positions as of the record date.