Amplitude, Inc. (AMPL)

Nasdaq · Services-Prepackaged Software · Inc. DE

What they're doing

Between 2026-06-21 and 2026-09-19, public records show 2 signals for Amplitude, Inc.. Most notable: 2026-09-04: Crook Nathaniel Glenn (officer) sold $3.9M of stock; 2026-09-10: Skates Spenser (director) sold $2.3M of stock. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.

Generated 2026-09-19 from public records.

Signals, last 12 months

  1. Large insider sale
    Skates Spenser (director) sold $2.3M of stock
  2. Large insider sale
    Crook Nathaniel Glenn (officer) sold $3.9M of stock
  3. Material 8-K filing
    Filed 8-K disclosing director or officer change
  4. Large insider sale
    Skates Spenser (director) sold $4.4M of stock
  5. Large insider sale
    Skates Spenser (director) sold $4.4M of stock
  6. Insider purchase
    Casey Andrew (officer) bought $300k of stock

Insider transactions

DateInsiderRoleCodeSharesPriceValue
2026-09-10Skates SpenserdirectorS185,00012.3$2,275,611
2026-09-10Skates SpenserdirectorC185,0000$0
2026-09-04Crook Nathaniel GlennofficerS300,00012.99$3,897,750
2026-08-17Liu CurtisdirectorF53,87813.03$702,030
2026-08-17Skates SpenserdirectorF52,36913.03$682,368
2026-08-17Crook Nathaniel GlennofficerF109,36813.03$1,425,065
2026-08-17Casey AndrewofficerF72,81413.03$948,766
2026-07-05Tzuo TiendirectorA1,5210$0
2026-07-05Schultz EricadirectorA1,6590$0
2026-06-12Wong CatherinedirectorS7,4536.79$50,606
2026-06-12Wong CatherinedirectorS7,4536.79$50,580
2026-06-09Whitehurst James MdirectorA24,8570$0
2026-06-09Wong CatherinedirectorA24,8570$0
2026-06-09Gill Ronald SdirectorA24,8570$0
2026-06-09Schultz EricadirectorA24,8570$0
2026-06-09Grady Patrick WdirectorA24,8570$0
2026-06-09Whitehurst James MdirectorA24,8570$0
2026-06-09Wong CatherinedirectorA24,8570$0
2026-06-09Gill Ronald SdirectorA24,8570$0
2026-06-09Schultz EricadirectorA24,8570$0
2026-06-09Grady Patrick WdirectorA24,8570$0
2026-06-01Liu CurtisdirectorS22,7868.03$182,972
2026-06-01Liu CurtisdirectorS22,2018.03$178,274
2026-06-01Liu CurtisdirectorS22,7868.03$182,878
2026-06-01Liu CurtisdirectorS22,2018.03$178,183
2026-05-15Liu CurtisdirectorF40,2796.06$244,091
2026-05-15Crook Nathaniel GlennofficerF101,2926.06$613,830
2026-05-15Casey AndrewofficerF64,8726.06$393,124
2026-05-15Skates SpenserdirectorF39,5626.06$239,746
2026-05-15Liu CurtisdirectorF40,2796.06$244,091
2026-05-15Crook Nathaniel GlennofficerF101,2926.06$613,830
2026-05-15Casey AndrewofficerF64,8726.06$393,124
2026-05-15Skates SpenserdirectorF39,5626.06$239,746
2026-05-04Liu CurtisdirectorS17,5868.12$142,798
2026-05-04Liu CurtisdirectorS17,5868.12$142,877
2026-04-21Skates SpenserdirectorA1,323,1190$0
2026-04-21Skates SpenserdirectorA1,323,1190$0
2026-04-15Liu CurtisdirectorA417,8270$0
2026-04-15Crook Nathaniel GlennofficerA278,5510$0
2026-04-15Crook Nathaniel GlennofficerA974,9300$0
2026-04-15Casey AndrewofficerA431,7540$0
2026-04-15Liu CurtisdirectorA417,8270$0
2026-04-15Crook Nathaniel GlennofficerA278,5510$0
2026-04-15Crook Nathaniel GlennofficerA974,9300$0
2026-04-15Casey AndrewofficerA431,7540$0
2026-04-05Schultz EricadirectorA1,6780$0
2026-04-05Tzuo TiendirectorA1,5380$0
2026-04-05Schultz EricadirectorA1,6780$0
2026-04-05Tzuo TiendirectorA1,5380$0
2026-03-06Liu CurtisdirectorS33,2018.01$265,940

Federal contracts

No federal contract actions on record for this recipient mapping.

Lobbying

No federal lobbying filings on record for this client mapping.

Public attention

No Wikipedia pageview data linked to this company.

Recent filings

  • 2026-09-14 4
  • 2026-09-10 144
  • 2026-09-09 4
  • 2026-09-04 144
  • 2026-08-18 4
  • 2026-08-18 4
  • 2026-08-18 4
  • 2026-08-18 4
  • 2026-08-06 SCHEDULE 13G
  • 2026-08-06 10-Q
  • 2026-08-05 8-K
  • 2026-07-10 4
  • 2026-07-07 4
  • 2026-07-07 4
  • 2026-06-16 4/A
  • 2026-06-15 4
  • 2026-06-12 144
  • 2026-06-12 144/A
  • 2026-06-11 4
  • 2026-06-11 4