curl https://financialmodelingprep.com/api/v3/mutual-fund-holder/AAPL?apikey=YOUR_API_KEY
{
"holder" : "Vanguard Total Stock Market Index Fund",
"shares" : 115914000,
"dateReported" : "2020-04-30",
"change" : -1331370,
"weightPercent" : 4.65
}, {
"holder" : "Vanguard 500 Index Fund",
"shares" : 85467200,
"dateReported" : "2020-04-30",
"change" : -487891,
"weightPercent" : 5.09
}, {
"holder" : "Statens Pensjonsfond Utland",
"shares" : 45329200,
"dateReported" : "2019-12-31",
"change" : -603878,
"weightPercent" : 0
}, {
"holder" : "SPDR S&P 500 ETF",
"shares" : 44553400,
"dateReported" : "2020-05-31",
"change" : -391609,
"weightPercent" : 5.24
}, {
"holder" : "Invesco QQQ Trust",
"shares" : 38712400,
"dateReported" : "2020-05-31",
"change" : 1171600,
"weightPercent" : 11.23
}, ...