UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission File Number: 001-42709 Pioneer Acquisition I Corp (Exact name of registrant as specified in its charter) Cayman Islands N/A ...

BROOKLYN, N.Y., Aug. 12, 2025 (GLOBE NEWSWIRE) -- Pioneer Acquisition I Corp (Nasdaq: PACHU) (the “Company”) announced that holders of the units sold in the Company’s initial public offering of 25,300,000 units, which includes 3,300,000 units issued pursuant to the exercise by the underwriters of their overallotment option, completed on June 20, 2025 (the “Offering”) may elect to separately trade the Class A ordinary shares and warrants included in the units commencing on or about August 15, 2025. Any units ...