Opposition Brief
Katherine M. Clark
U.S. House (Massachusetts-5) · Democrat · Massachusetts
Generated September 10, 2026 · All claims attributed to cited sources · Correlation reflects timing; causation is not asserted.
Executive Summary
- Top donor alignment: DEFEND THE VOTE LEADERSHIP FUND - UNITEMIZED — 6% vote alignment ($40K given). Official Source
Top Attack Vectors — Donor Alignment
Ranked by vote-alignment score. Source: FEC filings (Tier 1 — official public record). Timing correlation only; platform does not assert causation.
- 1.
DEFEND THE VOTE LEADERSHIP FUND - UNITEMIZED
$40K given · voted FOR 15/232 associated bills · 6% alignment
Katherine M. Clark received $40,006.29 from DEFEND THE VOTE LEADERSHIP FUND - UNITEMIZED → voted FOR 15/232 associated bills (6% alignment). Source: FEC filings (Tier 1 public record). Reflects timing correlation between donations and favorable votes; causation is not asserted.
- 2.
DEFEND THE VOTE LEADERSHIP FUND
$27K given · voted FOR 15/232 associated bills · 6% alignment
Katherine M. Clark received $26,750 from DEFEND THE VOTE LEADERSHIP FUND → voted FOR 15/232 associated bills (6% alignment). Source: FEC filings (Tier 1 public record). Reflects timing correlation between donations and favorable votes; causation is not asserted.
- 3.
ACTBLUE
$127K given · voted FOR 15/248 associated bills · 6% alignment
Katherine M. Clark received $127,398.53 from ACTBLUE → voted FOR 15/248 associated bills (6% alignment). Source: FEC filings (Tier 1 public record). Reflects timing correlation between donations and favorable votes; causation is not asserted.
- 4.
KATHERINE CLARK VICTORY FUND
$53K given · voted FOR 15/248 associated bills · 6% alignment
Katherine M. Clark received $53,300 from KATHERINE CLARK VICTORY FUND → voted FOR 15/248 associated bills (6% alignment). Source: FEC filings (Tier 1 public record). Reflects timing correlation between donations and favorable votes; causation is not asserted.
- 5.
KATHERINE CLARK MAJORITY FUND
$330K given · voted FOR 15/248 associated bills · 6% alignment
Katherine M. Clark received $329,688.33 from KATHERINE CLARK MAJORITY FUND → voted FOR 15/248 associated bills (6% alignment). Source: FEC filings (Tier 1 public record). Reflects timing correlation between donations and favorable votes; causation is not asserted.