Super PAC (Independent Expenditure-Only)
SLF PAC
FEC committee C00571703. Last filed October 18, 2026.
FEC C00571703Last filed 2026-10-18Totals through 2026-09-30
The short version
- Raised $526.6M and spent $377.3M in the 2026 cycle, through September 30, 2026.
- Biggest target: $68.0M opposing Sherrod Brown.
- $244.6M in general election independent expenditures reported in 24 and 48 hour notices.
- Largest donor on record: Musk, Elon (Individual), $158.0M.
What it is
SLF PAC is the FEC name for Senate Leadership Fund. It is registered with the FEC as a super PAC. In 2026 it has reported $249.3M in independent expenditures across 12 races, 100% of it helping Republicans.
A super PAC can raise unlimited amounts from individuals, companies, unions and other groups. It cannot give money directly to candidates or coordinate its spending with them. It spends independently, mostly on ads.
Who is behind it
Described by FactCheck.org as a super PAC focused on protecting the Republican Senate majority; Axios and the Washington Free Beacon describe it as aligned with Senate Majority Leader John Thune Source
Issues it says it stands for
- "support strong Republican candidates in competitive states"
- "protecting and expanding the Republican Senate Majority" (as quoted by FactCheck.org)
Source: www.factcheck.org. These are the group's own stated positions or the subjects of its ads as reported, not an FEC record.
Registration
| Type | Super PAC (Independent Expenditure-Only) |
|---|---|
| Treasurer | Crosby, Caleb |
| Registered in | DC |
| First filed with the FEC | January 20, 2015 |
| Website | www.senateleadershipfund.org |
Who it supports and opposes
Independent expenditures from its 24 and 48 hour notices, 2026 cycle.
| Position | Candidate | Race | General | Primary or other |
|---|---|---|---|---|
| Oppose | Sherrod Brown D | OH Senate | $67.6M | $420K |
| Oppose | Abdul El-Sayed D | MI Senate | $36.2M | $0 |
| Oppose | Josh Turek D | IA Senate | $34.3M | $0 |
| Oppose | Roy Cooper D | NC Senate | $30.0M | $193K |
| Oppose | Troy Jackson D | ME Senate | $28.7M | $0 |
| Oppose | Mary Peltola D | AK Senate | $11.9M | $1.7M |
| Oppose | T. Jonathan Ossoff D | GA Senate | $11.5M | $314K |
| Oppose | Chris Pappas D | NH Senate | $9.3M | $11K |
| Oppose | Adam Hamilton D | KS Senate | $6.0M | $0 |
| Oppose | Annie Andrews D | SC Senate | $3.8M | $0 |
| Oppose | Dan Osborn | NE Senate | $1.9M | $0 |
| Support | Jon Husted R | OH Senate | $1.1M | $578K |
| Support | Mike Rogers R | MI Senate | $413K | $1.1M |
| Support | Ashley Hinson R | IA Senate | $640K | $453K |
| Support | Susan Collins R | ME Senate | $344K | $626K |
| Support | Dan Sullivan R | AK Senate | $379K | $328K |
| Support | Michael Whatley R | NC Senate | $364K | $294K |
| Support | Pete Ricketts R | NE Senate | $167K | $157K |
| Support | John E Sununu | NH Senate | $57K | $228K |
| Support | Ashley Moody R | FL Senate | $30K | $250K |
| Oppose | Graham Platner D | ME Senate | $0 | $250K |
| Support | Roger Marshall R | KS Senate | $94K | $0 |
Direct contributions to candidates
| Recipient | Given | Checks |
|---|---|---|
| One Nation | $3.1M | 18 |
| Strategic Advance Services LLC | $2.3M | 12 |
| Ftx Recovery Trust | $2.1M | 2 |
| Dt Client Services LLC | $989K | 3 |
| America Rising Limited LLC | $414K | 4 |
| US Department of the Treasury | $341K | 4 |
| Three Arbor Insurance Inc. | $298K | 4 |
| Deep Root Analytics LLC | $275K | 3 |
| Ragnar Research Partners LLC | $274K | 4 |
| American Express | $256K | 6 |
| Advanced Aviation Team | $252K | 7 |
| Foris Dax Inc | $240K | 1 |
| America Rising LLC | $195K | 2 |
| Lilly and Company | $178K | 3 |
| Red Oak Strategic LLC | $154K | 2 |
| Rizzo Dukes Group | $130K | 3 |
| Winred Technical Services LLC | $96K | 2 |
| Dc Office of Tax and Revenue | $95K | 2 |
| Emd Consulting LLC | $89K | 2 |
| Holtzman Vogel Pllc | $78K | 3 |
| Meeting Street Research LLC | $62K | 1 |
| Jones Day | $56K | 2 |
| Briarwood Strategies LLC | $50K | 1 |
| Axis Research Inc. | $46K | 1 |
| Dream America Media | $37K | 1 |
Largest itemized contributions processed by the FEC, 2026 cycle.
Who funds it
Donor mix
| Source | Amount | Share |
|---|---|---|
| Small donors, $200 or less (not named) | $52K | 0% |
| Individuals giving over $200 (named) | $379.5M | 72% |
| PACs and other political committees | $10.6M | 2% |
| Other receipts (companies, nonprofits, a hybrid PAC's unlimited account) | $135.9M | 26% |
| Total raised | $526.6M | 100% |
FEC committee totals, 2026 cycle, through September 30, 2026. The 10 largest donors include recent electronic filings, so their share can run ahead of these totals.
Largest named donors
| Donor | Type | Given | Checks |
|---|---|---|---|
| Elon Musk Space Exploration Technologies Corp. | Individual Recent filing | $158.0M | 2 |
| One Nation | Organization No donor disclosure Recent filing | $132.9M | 4 |
| Miriam Adelson Adelson Drug Clinic | Individual | $30.0M | 1 |
| Stephen a. Schwarzman Blackstone | Individual | $17.0M | 3 |
| Paul Elliott Singer Emc | Individual | $14.5M | 4 |
| Kenneth C. Griffin Citadel Investment Group | Individual | $10.0M | 1 |
| Elon Musk Space Exploration Technologies Corp. | Individual | $10.0M | 2 |
| National Association of Realtors Congressional Fund FEC | PAC Recent filing | $5.5M | 2 |
| Altria Client Services LLC | Organization No donor disclosure Recent filing | $5.2M | 4 |
| Stephen a. Wynn Valmore Gp | Individual | $5.0M | 1 |
| J. Joe Ricketts Self-Employed | Individual Recent filing | $5.0M | 1 |
| M. Jude Reyes Reyes Holdings LLC | Individual | $4.5M | 2 |
| J. Christopher Reyes Reyes Holdings LLC | Individual | $4.5M | 2 |
| Chevron Corporation | Organization No donor disclosure Recent filing | $4.2M | 4 |
| American Petroleum Institute | Organization No donor disclosure Recent filing | $4.0M | 4 |
| Rai Services Company | Organization No donor disclosure Recent filing | $3.2M | 5 |
| Manzanita Management Group LLC | Organization No donor disclosure Recent filing | $3.2M | 2 |
| Stephen a. Schwarzman Blackstone | Individual Recent filing | $3.0M | 1 |
| Stephen a. Wynn Entreprenuer | Individual Recent filing | $3.0M | 1 |
| Marlene M. Ricketts Retired | Individual Recent filing | $3.0M | 2 |
| Lone Star Freedom Project Inc. | Organization No donor disclosure | $2.8M | 2 |
| Conocophillips Ans Marketing Co. | Organization No donor disclosure Recent filing | $2.5M | 2 |
| Leon Rachel Corp | Organization No donor disclosure Recent filing | $2.5M | 1 |
| Rob Walton Retired | Individual | $2.0M | 1 |
| Jim C. Walton Arvest Bank | Individual | $2.0M | 1 |
Built from the 100 largest itemized receipts processed by the FEC through June 30, 2026, plus the largest receipts in reports filed electronically through September 30, 2026 (marked "Recent filing").
Where its individual donors work
| Employer | Given | Donations |
|---|---|---|
| Null | $120.6M | 141 |
| Adelson Drug Clinic | $30.0M | 1 |
| Blackstone | $17.0M | 3 |
| Emc | $14.5M | 4 |
| Citadel Investment Group | $10.0M | 1 |
| Space Exploration Technologies Corp. | $10.0M | 2 |
| Reyes Holdings LLC | $10.0M | 6 |
| Valmore Gp | $5.0M | 1 |
| Mountaire Corp | $3.0M | 7 |
| The Duchossois Group | $2.0M | 3 |
Employer as reported by each donor, 2026 cycle, FEC processed totals. Retired, self employed and not employed donors are not shown.
Donors marked "No donor disclosure" are companies, LLCs or nonprofits. Unless they are themselves political committees, they do not have to report where their money came from. The disclosed trail ends there.
Primary Sources
- FEC committee page: fec.gov/data/committee/C00571703
- FEC filings: all reports filed by SLF PAC
- Independent expenditures: fec.gov
- Receipts: fec.gov