Regulatory Alert, Trading Alert, Listing Alert
MIAX Pearl
April 28, 2026 | 05:01 PM
MIAX Exchange Group - Options Markets - Corporate Action Alert: ALT5 Sigma Corporation (ALTS) Trading Symbol Change
ALT5 Sigma Corporation (ALTS) will change its name and trading symbol to AI Financial Corporation (AIFC) effective on Wednesday, April 29, 2026.
All GTC orders resting on the MIAX order books in ALTS will be canceled at the close of business on Tuesday, April 28, 2026.
NOTE: AIFC options will trade on Cloud 1 on the MIAX Options Exchange, the MIAX Pearl Options Exchange, the MIAX Emerald Options Exchange and the MIAX Sapphire Options Exchange.
Additional details about the ALT5 Sigma Corporation (ALTS) symbol change are provided in the attached OCC Memo.
Please contact MIAX Listings with any questions at Listings@miaxglobal.com or (609) 897-7308.