Healthcare COVID-19 vaccine: Serum partners with Gavi, Gates Foundation to produce 100 million doses Updated : August 07, 2020 03:08 PM IST The Bill & Melinda Gates Foundation, via its Strategic Investment Fund, will provide at-risk funding of $150 million to Gavi. Serum Institute has set an affordable ceiling price of $3 per dose. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.