Top 15 super PAC donors through June

Updated: Aug. 14, 2 p.m. ET

Top 10 Super PAC Donors (from 2011 through June 2012)

1. Sheldon Adelson. Total: $37.5 million

Adelson is CEO of the Las Vegas Sands Corp.

Adelson and his wife, Miriam, gave the pro-Romney Restore Our Future $10 million in June. During the primary campaign, the Adelsons and their children bet heavily on Newt Gingrich, giving the pro-Gingrich Winning Our Future $21.5 million; $5 million was refunded in May. The Adelsons are also steering funds to congressional races. They gave $5 million to the Congressional Leadership Fund, which supports Republican candidates for the House of Representatives; $5 million to the YG Action Fund, which supports conservative "young guns" running for office; and $1 million to the Freedom PAC, which supports Florida congressman Connie Mack's run for the U.S. Senate.

2. Harold Simmons/Contran. Total: $17.2 million

Simmons is CEO of Dallas-based holding company Contran Corp. and publicly-traded Valhi.

Simmons and his wife, Annette, and his company, Contran, gave $12 million to the pro-Republican American Crossroads; $1.2 million to the pro-Rick Santorum Red White and Blue Fund; $1.1 million each the pro-Gingrich Winning Our Future and to Super PACs supporting Rick Perry; and $800,000 to the pro-Mitt Romney Restore Our Future. He also gave $1 million to the Texas Conservatives Fund, established to promote the U.S. Senate candidacy of Republican David Dewhurst, in Texas.

3. Bob Perry. Total: $12.7 million

Perry is a Houston-based homebuilder and president of Perry Homes.

Perry gave $6.75 million to the pro-Romney Restore Our Future. He also gave $4.5 million to American Crossroads, $1 million to the Congressional leadership Funds, focused on electing Republicans to Congress; $300,000 to the Texas Conservatives Fund; and $100,000 to the pro-Perry Make Us Great Again.

4 . Peter Thiel. Total: $3.7 million

Thiel is CEO of Clarium Capital Management, in Palo Alto, CA.

Thiel gave $2.6 million to the pro-Ron Paul Endorse Liberty and $135,000 to the pro-Paul Revolution PAC. He also gave $1 million to Club For Growth Action, which promotes the campaigns of economic conservatives.

5. Fred Eychaner. Total: $3.25 million.

Eychaner is the president and CEO of Chicago-based Newsweb Corp., which prints newspapers and owns radio stations.

Eychaner gave $1.5 million to the pro-Obama Priorities USA Action, $800,000 to the pro-Senate Democrats Majority PAC, and $750,000 to the pro-Democratic House Majority PAC. He also gave $200,000 to the America Votes Action Fund, which promotes progressive causes.

6. William Koch. Total: $3 million

Koch is the founder and CEO of Oxbow Carbon, a Florida energy company.

Koch and his companies gave $3 million to the pro-Romney Restore Our Future.

7. John Childs. Total: $2.625 million.

Childs is the CEO of the Florida investment firm J.W. Childs Associates.

Childs gave $1 million to the pro-Romney Restore Our Future and $1.125 million to Club For Growth Action, which advocates for economic conservatives. He also gave $500,000 to the pro-Republican American Crossroads.

8. Jerry Perenchio. Total: $2.6 million

Perenchio, from Los Angeles, is the former owner of Univision Spanish language television and chairs the investment firm Chartwell Partners.

Perenchio gave $2 million to American Crossroads, $500,000 to the pro-Romney Restore Our Future, and $100,000 to the pro-Jon Huntsman Our Destiny.

9. Foster Friess. Total: $2.35 million

Friess is a Wyoming-based founder of the investment firm Friess Associates.

Friess gave $2.1 million to the pro-Rick Santorum Red White and Blue Fund. After Santorum quit the race, Friess gave $100,000 to the pro-Romney Restore Our Future. He also gave $100,000 to FreedomWorks for America, which focuses on grassroots action for economic conservatives; and $50,000 to Leaders for Families, a socially conservative group that was active in Iowa caucuses.

10 (tie). Amy Goldman. Total: $2.25 million

Goldman is an heir to a New York real estate fortune, a philanthropist, and gardening author.

Goldman gave $1.25 million to pro-Obama super PACS -- $1 million to Priorities USA Action and $250,000 to American Bridge 21st.

10 (tie). William Dore. Total: $2.25 million

Dore is President of Dore Energy Corporation, in Louisiana.

Dore gave $2.25 million to the pro-Rick Santorum Red White and Blue Fund.

12. Jon Huntsman, Sr. Total: $2.2 million

Huntsman is CEO of Huntsman Corporation, in Utah, and the father of former Republican presidential candidate Jon Huntsman.

Huntsman gave $2.2 million to Our Destiny, the Super PAC that supported his son's candidacy.

13. Robert Rowling. Total: $2.03 million

Rowling is president of TRT Holdings, a Texas firm which owns Omni Hotels and Gold's Gyms.

Rowling and his company gave $2 million to American Crossroads and $35,000 to Texas Conservatives Fund.

14. (tie) Irwin Jacobs. Total: $2.1 million.

Jacobs is the founding chairman and CEO emeritus of San Diego-based Qualcomm, a provider of wireless technology services.

Jacobs gave $2 million to the pro-Obama Priorities USA Acton and $100,000 to the pro-Obama American Bridge 21st Century.

14. (tie) Jeffrey Katzenberg. Total $2.1 million

Katzenberg is CEO of DreamWorks Animation, in California.

Katzenberg gave $2 million to the pro-Obama Priorities USA Action and $100,000 to the pro-Senate Democrats Majority PAC.

15. Robert Rowling. Total: $2.03 million

Rowling is president of TRT Holdings, a Texas firm which owns Omni Hotels and Gold's Gyms.

Rowling and his company gave $2 million to American Crossroads and $35,000 to Texas Conservatives Fund.

Editor's Note: This list expanded from 10 to 15 names, adding Fred Eychaner, John Childs, Amy Goldman, Irwin Jacobs, and Jeffrey Katzenberg.