4/1/24 Frontier Funds 10-K 12/31/23 74:25M EdgarAgents LLC/FA Frontier Balanced Fund Frontier Diversified Fund Frontier Global Fund Frontier Heritage Fund Frontier Long/Short Commodity Fund Frontier Masters Fund Frontier Select Fund 4/6/23‡ Frontier Funds 10-K 12/31/22 72:26M EdgarAgents LLC/FA Frontier Balanced Fund Frontier Diversified Fund Frontier Global Fund Frontier Heritage Fund Frontier Long/Short Commodity Fund Frontier Masters Fund Frontier Select Fund 4/15/22 Frontier Funds 10-K 12/31/21 82:38M EdgarAgents LLC/FA Frontier Balanced Fund Frontier Diversified Fund Frontier Global Fund Frontier Heritage Fund Frontier Long/Short Commodity Fund Frontier Masters Fund Frontier Select Fund 7/8/21 Frontier Funds 10-K/A 12/31/20 82:29M EdgarAgents LLC/FA Frontier Balanced Fund Frontier Diversified Fund Frontier Global Fund Frontier Heritage Fund Frontier Long/Short Commodity Fund Frontier Masters Fund Frontier Select Fund 3/31/21 Frontier Funds 10-K 12/31/20 82:29M EdgarAgents LLC/FA Frontier Balanced Fund Frontier Diversified Fund Frontier Global Fund Frontier Heritage Fund Frontier Long/Short Commodity Fund Frontier Masters Fund Frontier Select Fund