CalAccess Runway

Follow committees, donors, candidates, filings, and ballot measure money in one place.

Built around California Secretary of State filings, with entity pages that let you move from one record into the wider money network around it.

Explore homepageRead methodology

Explore

  • Homepage
  • Committees
  • Donors
  • Candidates

More Data

  • Ballot measures
  • Committee filings
  • Top donors
  • Race browse

About The Data

  • Methodology
  • Privacy Policy
Built from California Secretary of State filings. © 2026 PubSys.
CalAccess Runway
HomeCommitteesDonorsCandidatesBallot measuresMethodology
HomeCommitteesDonorsCandidatesBallot measuresMethodology
RunwayDonorsCAMERON WINKLEVOSS

Donor header

CAMERON WINKLEVOSS

Individual · NEW YORK, NY · WINKLEVOSS CAPITAL MANAGEMENT · FOUNDER

$255,500 total given · Largest contribution $250,000

Giving is concentrated among a small set of recipients.

Active cycles

1999-20002001-20022003-20042005-20062007-20082009-20102011-20122013-20142015-20162017-20182019-20202021-20222023-20242025-2026

Panel 2 • Finance overview

Total given

$255,500

First seen Sep 6, 2024 · Last activity Sep 4, 2025

Contribution footprint

2 recipients

2 contributions · Avg $127,750

Concentration

Top recipient 97.9%

Top 3 100%

Top 10 100%

Total givingReference baseline
12
Apr 2021Dec 2022Jul 2024Mar 2026

Spike markers

  1. 1Sep 2024 · CORKREAN FOR SENATE 2024; ELECT YVETTE · $5,500
  2. 2Sep 2025 · CALIFORNIANS FOR VOTER ID · $250,000

Panel 3 • Top recipients

RecipientTotalShare*CountDatesDetails
CALIFORNIANS FOR VOTER ID$250,00097.8%1Sep 2025 - Sep 2025
CORKREAN FOR SENATE 2024; ELECT YVETTE$5,5002.2%1Sep 2024 - Sep 2024
Showing 2 of 2

* Share is percent of donor total in the selected scope. Page rows are a subset and typically do not sum to 100%.

RunwayDonorsCAMERON WINKLEVOSS

Donor header

CAMERON WINKLEVOSS

Individual · NEW YORK, NY · WINKLEVOSS CAPITAL MANAGEMENT · FOUNDER

$255,500 total given · Largest contribution $250,000

Giving is concentrated among a small set of recipients.

Active cycles

1999-20002001-20022003-20042005-20062007-20082009-20102011-20122013-20142015-20162017-20182019-20202021-20222023-20242025-2026

Panel 2 • Finance overview

Total given

$255,500

First seen Sep 6, 2024 · Last activity Sep 4, 2025

Contribution footprint

2 recipients

2 contributions · Avg $127,750

Concentration

Top recipient 97.9%

Top 3 100%

Top 10 100%

Total givingReference baseline
12
Apr 2021Dec 2022Jul 2024Mar 2026

Spike markers

  1. 1Sep 2024 · CORKREAN FOR SENATE 2024; ELECT YVETTE · $5,500
  2. 2Sep 2025 · CALIFORNIANS FOR VOTER ID · $250,000

Panel 3 • Top recipients

RecipientTotalShare*CountDatesDetails
CALIFORNIANS FOR VOTER ID$250,00097.8%1Sep 2025 - Sep 2025
CORKREAN FOR SENATE 2024; ELECT YVETTE$5,5002.2%1Sep 2024 - Sep 2024
Showing 2 of 2

* Share is percent of donor total in the selected scope. Page rows are a subset and typically do not sum to 100%.

Scope: All time60 points
Scope: All time60 points