Public Research Summary
David Costello is a Democrat candidate for U.S. Senate from Maine in the 2026 election cycle.
Source Posture
OppIntell has 56 public claims associated with this profile, including 56 valid citations and 56 primary-source references.
Official Receipts
FEC totals for the 2026 cycle report that David Costello raised $149,655, spent $107,868, reported $41,787 cash on hand.
Source: api.open.fec.gov retrieved Jun 30, 2026
David Costello is listed by the FEC as a Democrat candidate for U.S. Senate from Maine in the 2026 election cycle.
Source: api.open.fec.gov retrieved Jun 30, 2026
News mention of David Costello in centralmaine.com on 2026-05-27 (GDELT): Graham Platner voted for 3 Democrats for governor , but he not endorsing anyone
Source: api.gdeltproject.org retrieved Jun 2, 2026
News mention of David Costello in abcnews.com on 2026-06-02 (GDELT): Graham Platner responds to reports that he sent sexually explicit text messages
Source: api.gdeltproject.org retrieved Jun 2, 2026