NPORT-P false 0001166258 XXXXXXXX Pioneer High Income Fund, Inc. 811-21043 0001166258 5493001GCNPC0XWPCF03 60 State Street Boston 02109 617-422-4947 Pioneer High Income Fund, Inc. 5493001GCNPC0XWPCF03 2027-03-31 2026-06-30 Y 2331664.70 53840.81 2277823.89 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.07000000 N ICE BofA US High Yield N/A THOPAS RE 2025 N/A 000000000 1000000.00000000 PA USD 54300.00000000 2.383854179350 Long DBT CORP BM Y 3 2030-12-31 Floating 0.01000000 N N N N N N TRICIDA INC N/A 000000000 1300000.00000000 PA USD 0.01000000 0.000000439015 Long DBT CORP US N 3 2027-05-15 Fixed 0.00001000 N N N N N N THOPAS RE 2023 N/A 000000000 1596147.00000000 PA USD 0.00000000 0.000000 Long DBT CORP BM Y 3 2028-12-31 Floating 0.01000000 N N N N N N Thopas Re 2022 N/A 000000000 1500000.00000000 PA USD 9420.00000000 0.413552603489 Long DBT CORP BM Y 3 2027-12-31 Floating 0.01000000 N N N N N N DREYFUS GOVERNMENT CASH MANAGEMENT FUNDS 549300F7IDB6WRO7VJ11 262006208 2251956.87000000 NS USD 2251956.87000000 98.86439772128 Long STIV RF US N 1 N N N Alturas Re 2022-2, 12/31/2027 N/A 000000000 40466.00000000 PA USD 485.59000000 0.021318153792 Long DBT CORP BM Y 3 2027-12-31 Floating 0.01000000 N N N N N N Gleneagles Re 2022 N/A 000000000 750000.00000000 PA USD 0.00000000 0.000000 Long DBT CORP BM Y 3 2027-12-31 Floating 0.01000000 N N N N N N RUSSIAN, FEDERATION - MINISTRY OF FINANCE 5493004EHVGF71PDBU58 000000000 382800.00000000 PA USD 0.00000000 0.000000 Long DBT NUSS RU Y 3 2030-03-31 Variable 7.50000000 Y N N N N N THOPAS RE 2024 N/A 000000000 1596147.00000000 PA USD 8990.22000000 0.394684595216 Long DBT CORP BM Y 3 2029-12-31 Floating 0.01000000 N N N N N N TRICIDA INC N/A 000000000 1300000.00000000 PA USD 0.01000000 0.000000439015 Long DBT CORP US N 3 2027-05-15 Fixed 0.00001000 N N N N N N 2026-08-21 Pioneer High Income Fund, Inc. Carol Trevino Carol Trevino Treasurer XXXX