Major donors to the Yes on Proposition 55 campaign:

_ California Teachers Association, the state's largest teachers union, $3.9 million

_ Californians for Higher Education, a coalition of community college, California State University and University of California foundations, $660,000

_ Coalition for Adequate School Housing, a coalition of builders, architects and finance companies, $500,000

_ National Education Association, labor union, $250,000

_ Lawrence J. Stupski, retired president of Charles Schwab, $50,000

_ Reed Hastings, co-founder of Netflix and president of the State Board of Education, $50,000

_ California Building Industry Association, trade group, $25,000

_ Fund for Better Schools, defunct Yes on Proposition 47 campaign, $10,000

_ Wine Institute, trade group, $5,000

No reports filed by opponents of Proposition 55.

Source: California secretary of state.