X0404 N-CEN LIVE 0000078713 XXXXXXXX 811-01466 false false false N-1A true PIONEER FUND /MA/ 811-01466 0000078713 HZUZDEH49POKNILHKM86 60 State Street Boston 02109 US-MA US 617-422-4947 Amundi Asset Management US, Inc. 60 State Street Boston 02109 617-422-4947 Records related to its functions as investment adviser and administrator. The Bank of New York Mellon 240 Greenwich Street New York 10286 1-212-495-1784 Records related to its functions as custodian and sub-administrator. Amundi Distributor US, Inc. 60 State Street Boston 02109 617-422-4947 Records related to its functions as principal underwriter. BNY Mellon Investment Servicing (U.S.) Inc. 4400 Computer Drive Westborough 01581 508-871-8500 Records related to its functions as shareholder servicing and transfer agent. PIONEER FUND /MA/ 60 State Street Boston 02109 617-422-4947 Records related to its functions as Registrant. N N N-1A 1 Y Thomas J. Perna N/A N John E. Baumgardner, Jr. N/A N Lorraine H. Monchak N/A N Craig C. MacKay 002008771 N Lisa M. Jones N/A Y Diane Durnin N/A N Kenneth J. Taubes N/A Y Marguerite A. Piret N/A N Benjamin M. Friedman N/A N Fred J. Ricciardi N/A N John Malone 002314031 60 State Street Boston 02109-1820 XXXXXX N N N N N N N Amundi Distributor US, Inc. 008-41256 000024497 549300OSI141GCUW7776 Y N Ernst & Young LLP 00042 N/A N N N N N N N Pioneer Fund S000003991 HZUZDEH49POKNILHKM86 N 5 0 0 N/A N N N N N/A N/A N/A N/A Y Y N N Amundi Asset Management US, Inc. 801-08255 000107719 GVETZ2DEF39OCQ4SSX41 N BNY Mellon Investment Servicing (US) Inc. 084-01761 549300CFZQLI9QMJ1Z03 N N Y Refinitiv US LLC 213800HQORQAP68CJJ04 N Intercontinental Exchange, Inc. 5493000F4ZO33MV32P92 N N Credit Suisse (Switzerland) Ltd. 549300CWR0W0BCS9Q144 CH N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) The Hongkong and Shanghai Banking Corporation Limited, New Zealand Branch 2HI3YI5320L3RW6NJ957 NZ N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Nordea Bank Abp - Norway Branch 529900ODI3047E2LIV03 NO N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Citibank Korea Inc. 745P3MMS7E8CUVXDRJ82 KR N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) BNP PARIBAS SECURITES SERVICES GERMANY 549300WCGB70D06XZS54 DE N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) The Bank of New York Mellon HPFHU0OQ28E4N0NFVK49 N N Bank - section 17(f)(1) (15 U.S.C. 80a-17(f)(1)) BNP Paribas Securities Services S.C.A. - Amsterdam Branch 549300WCGB70D06XZS54 NL N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Skandinaviska Enskilda Banken AB, Stockholm F3JS33DEI6XQ4ZBPTN86 SE N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) RBC Investor Services Trust 5493002MUOV04NSPT571 CA N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) HSBC Bank Australia Limited DY9DBNI4W8J63Z298033 AU N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Sumitomo Mitsui Banking Corporation 5U0XI89JRFVHWIBS4F54 JP N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) HSBC Bank PLC (UK) MP6I5ZYZBEU3UXPYFY54 GB N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Skandinaviska Enskilda Banken AB, Copenhagen Branch F3JS33DEI6XQ4ZBPTN86 DK N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) BNP Paribas Securities Services 549300WCGB70D06XZS54 FR N Y Foreign custodian - rule 17f-5 (17 CFR 270.17f-5) Y BNY Mellon Investment Servicing (US) Inc. 549300CFZQLI9QMJ1Z03 N N Y The Bank of New York Mellon HPFHU0OQ28E4N0NFVK49 N Y Amundi Asset Management US, Inc. GVETZ2DEF39OCQ4SSX41 Y N Y PIPER SANDLER & CO. 008-15204 000000665 549300GRQCWQ3XGH0H10 120856.00000000 INSTINET, LLC 008-23669 000007897 549300MGMN3RKMU8FT57 1145064.80000000 SANFORD C. BERNSTEIN & CO., LLC 008-52942 000104474 549300I7JYZHT7D5CO04 153554.01000000 CAPITAL INSTITUTIONAL SERVICES, INC 008-22273 000007551 54930061X8RDWFDJIS05 123826.70000000 PERSHING LLC 008-17574 000007560 ZI8Q1A8EI8LQFJNM0D94 290541.04000000 JONESTRADING INSTITUTIONAL SERVICES LLC 008-26089 000006888 2138008JJ5PA8H5UIL69 82193.00000000 NATIONAL FINANCIAL SERVICES LLC 008-26740 000013041 549300JRHF1MHHWUAW04 76000.53000000 RBC CAPITAL MARKETS, LLC 008-45411 000031194 549300LCO2FLSSVFFR64 74061.95000000 Merrill Lynch, Pierce, Fenner & Smith Incorporated 008-07221 000007691 8NAV47T0Y26Q87Y0QP81 123130.00000000 KEYBANC CAPITAL MARKETS, INC. 008-30177 000000566 2EQWV0180Z211YVAD813 96756.22000000 2968753.00000000 Merrill Lynch, Pierce, Fenner & Smith Incorporated 008-07221 000007691 8NAV47T0Y26Q87Y0QP81 581115867.00000000 EVERCORE GROUP L.L.C. 008-49830 000042405 5493008F0LRLS5N8LZ81 440234877.60000000 INSTINET, LLC 008-23669 000007897 549300MGMN3RKMU8FT57 8520829789.00000000 CAPITAL INSTITUTIONAL SERVICES, INC. 008-22273 000007551 54930061X8RDWFDJIS05 601009243.60000000 LIQUIDNET, INC. 008-52461 000103987 213800HSKBBO1GCVRG79 448533730.00000000 PERSHING LLC 008-17574 000007560 ZI8Q1A8EI8LQFJNM0D94 1687882871.00000000 KEYBANC CAPITAL MARKETS, INC. 008-30177 000000566 2EQWV0180Z211YVAD813 745828754.70000000 RBC CAPITAL MARKETS LLC 008-45411 000031194 549300LCO2FLSSVFFR64 532878431.90000000 JONESTRADING INSTITUTIONAL SERVICES LLC 008-26089 000006888 2138008JJ5PA8H5UIL69 681335687.60000000 SANFORD C. BERNSTEIN & CO., LLC 008-52942 000104474 549300I7JYZHT7D5CO04 882291766.10000000 18517954647.00000000 N 7469211377.00000000 0.00000000 Committed 450000000.00000000 N N N N false false true false false false