For AI agents: visit https://docs.alpaca.markets/us/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI. Append .md to any documentation page URL to get its markdown version.
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May 18th, 2026
Improved
JIT report download URL response type
May 18th, 2026
Added
Open additional accounts for an existing account holder
May 18th, 2026
Fixed
Corrected approved status value for whitelisted addresses
May 18th, 2026
Added
New FPSL Loans Analytics endpoint
May 13th, 2026
Added
IPO offerings, events stream, and indications of interest
May 12th, 2026
Fixed
"DELETE" transfer endpoint now returns "200"
May 5th, 2026
Fixed
Clarified supported time-in-force values on the order schema
May 5th, 2026
Activity V2 SSE
May 5th, 2026
Added
New corporate-action activity types and DIVNRA fields
February 12th, 2026
Added
Attributes of Assets API endpoint
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