Democrat · CA · District 00 · Senate
Katherine Porter
Raised $10.6M in PAC and organizational contributions from 18 committees during the 2024 federal election cycle, led by FAIRSHAKE ($10.0M) — from Federal Election Commission filings.
- $10.6M
- Total received
- Senate
- Challenger / open
- 18
- Contributing PACs
Who funds Katherine Porter
Top organizational PAC contributors during the 2024 cycle, from FEC filings.
Top PAC contributors to Katherine Porter · FEC (2024 cycle)
Campaign Finance Summary
Katherine Porter (D-CA) has received $10.6M in PAC and organizational contributions during the 2024 federal election cycle. The largest single contribution came from FAIRSHAKE, totaling $10.0M. The top 10 contributing organizations account for a significant portion of total receipts, reflecting concentrated donor support from key interest groups. As a non-incumbent candidate, building a donor base is a critical component of campaign viability.
These contributions come from PACs and organizational committees registered with the Federal Election Commission. Individual contributions are reported separately and are not included in these totals. Understanding who funds a candidate provides transparency into the interests that may influence policy priorities.
What Katherine Porter's FEC Filings Reveal
Katherine Porter is a Democrat candidate for Senate representing CA, District 00, tracked in Federal Election Commission filings under committee ID S4CA00522. During the 2024 federal election cycle, 18 PACs and organizational committees contributed a combined $10.6M to Katherine Porter's campaign, a figure that reflects only organizational PAC receipts — individual donor contributions are reported separately and are not included in this total.
The single largest organizational contribution came from FAIRSHAKE at $10.0M, and the top 10 contributing PACs collectively represent the core institutional support base for this senate campaign. Because federal candidates must identify every PAC donor above minimum thresholds in quarterly or semi-annual reports, the donor composition shown here gives a reliable map of which industries, trade groups, and ideological committees have aligned with Katherine Porter's candidacy.
As a non-incumbent, Katherine Porter's PAC receipt profile reflects coalition-building in progress — donor concentration and timing are leading indicators of campaign viability. Reading these contributions alongside lobbying disclosures and committee assignments provides the clearest picture of the interests that may shape this candidate's policy priorities through the 2024 cycle and beyond.
Top Donors
Frequently Asked Questions
Who funds Katherine Porter's campaign?
Katherine Porter receives campaign contributions from PACs and organizational committees. The top contributing organization is FAIRSHAKE, which contributed $10.0M. In total, Katherine Porter received $10.6M during the 2024 election cycle from 18 contributing organizations tracked in FEC filings.
How much has Katherine Porter received in total contributions?
Katherine Porter (Democrat, CA) received $10.6M in PAC and organizational contributions during the 2024 federal election cycle. All data comes from Federal Election Commission filings.
What office is Katherine Porter running for?
Katherine Porter is a Democrat candidate for Senate in CA, District 00. Katherine Porter is a challenger or running for an open seat.
What types of organizations contribute to Katherine Porter?
Katherine Porter receives contributions from a range of organizational PACs including corporate, trade association, labor, and ideological committees. These organizations register with the FEC and their contributions are publicly disclosed. Individual donations are tracked separately and not included in these organizational totals.
Where does FEC campaign finance data come from?
All campaign finance data shown here is sourced from the Federal Election Commission (FEC), which requires candidates, PACs, and party committees to file periodic reports disclosing receipts and disbursements. FEC data is public record and covers the 2024 federal election cycle. PlainInfluence aggregates and presents this data for transparency.
How does Katherine Porter's fundraising compare to others?
Katherine Porter received $10.6M in PAC contributions during the 2024 cycle. To see how this compares to other Senate candidates in CA, visit the Rankings page for side-by-side comparisons of all tracked politicians by total contributions received.
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Campaign Finance Context
Katherine Porter's $10.6M in PAC contributions reflects the financial support network behind this senate candidate. PAC contributions represent organizational support — from corporations, trade associations, and ideological groups — and are distinct from individual donations. Understanding who funds a campaign provides transparency into potential policy alignment and constituent priorities.
Data: Federal Election Commission, 2024 cycle. Contributions shown are from PACs and organizational committees. Verify filings at fec.gov/data.
Read our methodology — how this data is sourced, computed, and verified.