Published July 13, 2026 · Updated with each build
Red Box Watch

A public ledger of red‑boxing — campaign‑site signals to super PACs

← Back to the index

Finding Senate · Massachusetts Democrat

Moulton, Seth FINDING

Seat
S-MA-00
Party
DEM
Universe reason
contested_primary
FEC receipts
$4,255,537 FEC
Campaign site
https://sethmoulton.com (unverified)
Pages scanned
177 · last 2026-07-09

Posted public messaging guidance consistent with red-boxing

Detected on https://sethmoulton.com/@sethmoulton/media  · classifier confidence 0.95 · model fireworks/deepseek-v4-flash

The page contains explicit media-buy guidance targeting two distinct voter segments (triple-prime Democrats and low-propensity unaffiliated voters) with specific timing, channel cues ('on the go,' 'see and read'), and prescribed message themes. The inclusion of 'B-ROLL' and 'Update to come' further indicates this is directive guidance for an outside group running ads, not voter-facing persuasion or a standard press kit. Therefore, it is classified as red_box_guidance with high confidence.

Quoted evidence — verbatim spans from the page

  • Triple-prime primary voters who are registered Democrats need to read and see on the go, in the final six weeks of this election, that Seth Moulton is running for Senate to bring a new generation of leadership to the Senate deliver on a bold, progressive agenda: abolish and prosecute ICE, end Trump’s wars, tax the rich, and make life more affordable for working people.
    Segmented audience (triple-prime primary voters) with channel cue ('on the go'), timing ('final six weeks'), and prescribed message themes, indicating media-buy instructions to an outside group.
  • If triple prime voters see that message, then low propensity unaffiliated voters need to see and read in the final four weeks of this election that Seth Moulton represents a new generation of leadership running to take on the weak Democratic establishment to bring energy to our most urgent fights: stop Trump’s reckless wars; lower housing and health care costs; and stop the gerontocracy in Washington. And they need to see that voting in this primary election, and pulling the Democratic ballot, is urgent for the future of Massachusetts and that their neighbors are voting in the Democratic primary for change.
    Second segmented audience (low propensity unaffiliated voters) with timing ('final four weeks'), channel ('see and read'), and specific message framing, plus urgency and social proof cues, all directed at an outside spender.
  • Update to come.
    Implies ongoing instruction cadence, typical of red-box guidance.
  • B-ROLL
    Suggests ad asset provisioning (b-roll footage) for use in paid media.
Archived screenshot of https://sethmoulton.com/@sethmoulton/media
Archived at detectionFull-page screenshot of https://sethmoulton.com/@sethmoulton/media · Raw HTML preserved

Independent-expenditure corroboration

FEC Schedule E · 4 filings

Sequence. Messaging guidance was present on the candidate's site when detected (by us) on 2026-07-09; $0 in supporting independent expenditures is on file for this candidate, and $1,138,680 opposing.

Committee AmountFilingsDate range
O COMMONWEALTH TOGETHER PAC $1,138,680 4 2026-04-01 – 2026-07-07

S Supporting O Opposing

Schedule E is corroboration, not the trigger — a filed expenditure is late evidence, and our detection timestamp reflects when we crawled, which can lag the actual posting. Supporting IE dated on or after our detection day: $0. Dates are FEC expenditure dates.