John Abraham Perez-Cubero, of Short Hills, New Jersey, a stockbroker registered with Morgan Stanley, has been barred from associating with any Financial Industry Regulatory Authority (FINRA) member in any capacity because Perez-Cubero refused to provide documents and information requested by FINRA. Letter of Acceptance, Waiver, and Consent No. 2023078273201 (September 11, 2023). FINRA Rule 8210…