Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0000917286-25-000083
Filing Date
2025-06-20
Accepted
2025-06-20 11:39:09
Documents
62
Period of Report
2025-04-30
Effectiveness Date
2025-06-20

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT filing8831.htm   iXBRL N-CSR 4780313
2 CODE.HTM code.htm EX-99.CODE ETH 20636
3 EX99CERT.HTM ex99cert.htm EX-99.CERT 16745
4 EX99906CERT.HTM ex99906cert.htm EX-99.906 CERT 5099
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  Complete submission text file 0000917286-25-000083.txt   17076102

Data Files

Seq Description Document Type Size
50 FMR-20250628.XSD fmr-20250628.xsd EX-101.SCH 618190
64 EXTRACTED XBRL INSTANCE DOCUMENT filing8831_htm.xml XML 297444

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000917286      
Series S000007051   Fidelity Government Money Market Fund
Class/Contract C000019230   Fidelity Government Money Market Fund SPAXX
Class/Contract C000154303   Capital Reserves Class FZAXX
Class/Contract C000154304   Daily Money Class FZBXX
Class/Contract C000154305   Premium Class FZCXX
Class/Contract C000190683   Advisor M Class FZGXX
Class/Contract C000198393   Class K6 FNBXX
Class/Contract C000232685   Fidelity Government Money Market Fund-Class S FZSXX
  Status Name Ticker Symbol
CIK 0000917286      
Series S000007052   Fidelity Money Market Fund
Class/Contract C000019231   Fidelity Money Market Fund SPRXX
Class/Contract C000154306   Premium Class FZDXX
  Status Name Ticker Symbol
CIK 0000917286      
Series S000007053   Fidelity Treasury Only Money Market Fund
Class/Contract C000019232   Fidelity Treasury Only Money Market Fund FDLXX
Class/Contract C000257340   Class OUS FYIXX
  Status Name Ticker Symbol
CIK 0000917286      
Series S000056367   Fidelity Flex Government Money Market Fund
Class/Contract C000177594   Fidelity Flex Government Money Market Fund FLGXX
  Status Name Ticker Symbol
CIK 0000917286      
Series S000062807   Fidelity Series Treasury Bill Index Fund
Class/Contract C000203454   Fidelity Series Treasury Bill Index Fund FHQFX
  Status Name Ticker Symbol
CIK 0000917286      
Series S000089156   Fidelity Treasury Digital Fund
Class/Contract C000255665   Fidelity Treasury Digital Fund FYHXX
Mailing Address 245 SUMMER STREET BOSTON MA 02210
Business Address 245 SUMMER STREET BOSTON MA 02210 617-563-7000
FIDELITY HEREFORD STREET TRUST (Filer) CIK: 0000917286 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 0430
Type: N-CSR | Act: 40 | File No.: 811-07139 | Film No.: 251059761