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Donor

Cameron Winklevoss

Individual

Founder, Winklevoss Capital Management · New York

7 gifts to 6 groups, as reported to the FEC by the groups that received them.

Mixed

Cameron Winklevoss gave $3.5M to super PACs and other outside groups in the 2024 federal elections, and 85% of it helped Republicans (FEC filings through Dec 31, 2024). Counting dollars, not candidates, and only races already called, 59% ended up on the winning side ($787K won, $553K lost).

Gave to outside spenders

$3.5M

85% of it helped Republicans

Ended up on the winning side

59%

$787K of the dollars in races already called

Spent on the losing side

$553K

Not spent yet

$2.1M

Sitting with groups that have not spent

Where the cheques went

A person writing cheques from their own fortune. Each gift is split the way the group that received it split its spending between winners and losers, so a $10M cheque to a group that spent 80% on losers counts as $8M on the losing side.
✓ Backed the winner or attacked the loser ✗ Backed the loser or attacked the winner Result not matched
GroupGaveHow the group spent itWon / lost
Fairshake

$1.9M not spent yet

$2.5M
$436K / $133K
Commonwealth Unity Fund

$99K not spent yet

$509K
$0 / $410K
America PAC

$44K not spent yet

$250K
$185K / $10K
MAGA Inc.

$11K not spent yet

$177K
$156K / $0
Never Back Down

$37K not spent yet

$50K
$2K / $160
The Sentinel Action Fund

$17K not spent yet

$25K
$8K / $194

The trail

What the money bought

The candidates Cameron Winklevoss's money was spent for or against, pro-rated by Cameron Winklevoss's share of each group's funding.
CandidateRaceSpendingTheir sharePaid off?
John DeatonMassachusetts SenateSupporting$331K✗ No
Kamala HarrisPresidentAttacking$181K✓ Yes
Katherine PorterCalifornia Senate (primary)Attacking$141K✓ Yes
Donald TrumpPresidentSupporting$131K✓ Yes
Elizabeth Ann WarrenMassachusetts SenateAttacking$79K✗ No
Michelle SteelCalifornia 45th DistrictSupporting$40K✗ No
Don DavisNorth Carolina 1st District (primary)Supporting$32K✓ Yes
Yadira CaraveoColorado 8th District (primary)Supporting$32K✓ Yes
Jamaal BowmanNew York 16th District (primary)Attacking$29K✓ Yes
Pat RyanNew York 18th DistrictSupporting$28K✓ Yes
Mary S. PeltolaAlaska at-large House seatSupporting$27K✗ No
Young KimCalifornia 40th District (primary)Supporting$27K✓ Yes

Individual as classified from the FEC entity type and public reporting.

Questions people ask

How much did Cameron Winklevoss spend on the 2024 elections, and did it win?
Cameron Winklevoss gave $3.5M to super PACs and other outside groups in the 2024 federal elections, and 85% of it helped Republicans (FEC filings through Dec 31, 2024). Counting dollars, not candidates, and only races already called, 59% ended up on the winning side ($787K won, $553K lost).
Which super PACs did Cameron Winklevoss fund in 2024?
Fairshake ($2.5M), Commonwealth Unity Fund ($509K), America PAC ($250K), MAGA Inc. ($177K), Never Back Down ($50K).
Which candidates did Cameron Winklevoss's money end up backing or attacking in 2024?
for John Deaton (Massachusetts Senate, about $331K, lost); against Kamala Harris (President, about $181K, won); against Katherine Porter (California Senate, about $141K, won). Amounts are the donor's share of each group's spending.