Yes, even with the new rules as of April 8, 2020 it looks like a nonstop-conneciton qualifies for a refund. Here is the info I found on AA.com:
"For original ticket date of issue on/after April 8, 2020
Note: for ticket date of issue prior to April 8, 2020 – view Schedule Change Refunds issued prior to 08APR2020
Greater than 4 hours – or –
Nonstop to Connecting Flight (No length of delay required) – or –
Change of Operating Carrier (Example: AA to American Eagle) – or –
AA or AA*/Codeshare, Reduction in Frequency (Day of week)/Suspension of Service – or –
Discontinuation/ Withdrawal of Service (wholly unused or partially used)
Refund to Original Form of Payment – Allowed, as long as customer was Holding
Confirmed (HK) prior to the change
Travel Agent to Process Ticket Refund To Original Form Of Payment (FOP)"