Three months you were resident of California (CA), and you had income from CA source, right?
For tax purposes, you will be considered a part-year resident. A part-year resident is any individual who is a California resident for part of the year and a nonresident for part of the year.
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Part-year residents of California - Taxed on all income received while a resident and only on income from California sources while a nonresident.
How California taxes residents, nonresidents, and part-year residents
https://www.ftb.ca.gov/individuals/filertn/nonresidents-part-year-residents.shtml#residency_status
