curl https://financialmodelingprep.com/api/v4/institutional-ownership/symbol-ownership?symbol=AAPL&includeCurrentQuarter=false&apikey=YOUR_API_KEY
[ {
"symbol" : "AAPL",
"cik" : "0000320193",
"date" : "2021-09-30",
"investorsHolding" : 3720,
"lastInvestorsHolding" : 3755,
"investorsHoldingChange" : -35,
"numberOf13Fshares" : 9283260516,
"lastNumberOf13Fshares" : 9330343244,
"numberOf13FsharesChange" : -47082728,
"totalInvested" : 1346870519485,
"lastTotalInvested" : 1310592889620,
"totalInvestedChange" : 36277629865,
"ownershipPercent" : 55.5842,
"lastOwnershipPercent" : 55.6283,
"ownershipPercentChange" : -0.0441,
"newPositions" : 105,
"lastNewPositions" : 146,
"newPositionsChange" : -41,
"increasedPositions" : 1523,
"lastIncreasedPositions" : 1625,
"increasedPositionsChange" : -102,
"closedPositions" : 96,
"lastClosedPositions" : 86,
"closedPositionsChange" : 10,
"reducedPositions" : 1814,
"lastReducedPositions" : 1745,
"reducedPositionsChange" : 69,
"totalCalls" : 52136406300,
"lastTotalCalls" : 65509635688,
"totalCallsChange" : -13373229388,
"totalPuts" : 45481083228,
"lastTotalPuts" : 42000388097,
"totalPutsChange" : 3480695131,
"putCallRatio" : 0.8723,
"lastPutCallRatio" : 0.6411,
"putCallRatioChange" : 0.2312
} ]