@AuraEnabled
public static List<Holding__c> getHoldings(Id RecordId){
   List<Holding__c> hList;

       hList= [SELECT Amount__c,Fund_Name__c,Share_Price__c,Category__c,Available_Shares__c
                          FROM Holding__c where Retirement_Account__c =:RecordId ];

    System.debug('Holding List'+hList);
    return hList;

}