INSIDER
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 427m ago
HOUSE PTR26m ago
SEC 13F26m ago
ROBINHOOD CHAIN26m ago
Public company

AMPLAmplitude, Inc.

CIK 0001866692

EDGAR filingsOpen in network
Disclosed transactions39
Buys / sells1 / 10
Max Insider Score41
Connections8with evidence

AMPL · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
6,651 sh
Oct 28, 2026Oct 28, 2026
traded Oct 28, 2026
+0dSEC FORM 4

Evidence

Verified connections

  • In industryevidence
    Telecommunications & technologySEC SIC 7372 · Services-Prepackaged Software · Nov 4, 2026
  • ← Insider ofevidence
    Raji Vijaye GaneshDirector · Oct 15, 2026
  • ← Insider ofevidence
    Schultz EricaDirector · Oct 7, 2026
  • ← Insider ofevidence
    Liu CurtisDirector, Chief Technology Officer, 10% Owner · Apr 17, 2026
0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C
—
6,651 sh
Oct 28, 2026
Oct 28, 2026
traded Oct 28, 2026
+0d
SEC FORM 4

Evidence

9
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$1,745
100 sh
Oct 26, 2026Oct 28, 2026
traded Oct 26, 2026
+2dSEC FORM 4

Evidence

13
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$3,494
200 sh
Oct 26, 2026Oct 28, 2026
traded Oct 26, 2026
+2dSEC FORM 4

Evidence

13
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$117K
6,651 sh
Oct 28, 2026Oct 28, 2026
traded Oct 28, 2026
+0dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
300 sh
Oct 26, 2026Oct 28, 2026
traded Oct 26, 2026
+2dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
300 sh
Oct 26, 2026Oct 28, 2026
traded Oct 26, 2026
+2dSEC FORM 4

Evidence

7
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
107.1K sh
Oct 23, 2026Oct 27, 2026
traded Oct 23, 2026
+4dSEC FORM 4

Evidence

22
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$1.88M
107.1K sh
Oct 23, 2026Oct 27, 2026
traded Oct 23, 2026
+4dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
107.1K sh
Oct 23, 2026Oct 27, 2026
traded Oct 23, 2026
+4dSEC FORM 4

Evidence

9
RG
Raji Vijaye GaneshDirector
AMPLAmplitude, Inc.
Grant or award
A—
37.9K sh
Oct 15, 2026Oct 15, 2026
traded Oct 15, 2026
+0dSEC FORM 4

Evidence

9
TT
Tzuo TienDirector
AMPLAmplitude, Inc.
Grant or award
A—
818 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC FORM 4

Evidence

9
SE
Schultz EricaDirector
AMPLAmplitude, Inc.
Grant or award
A—
892 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
185.0K sh
Sep 10, 2026Sep 14, 2026
traded Sep 10, 2026
+4dSEC FORM 4

Evidence

7
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
185.0K sh
Sep 10, 2026Sep 14, 2026
traded Sep 10, 2026
+4dSEC FORM 4

Evidence

27
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$2.28M
185.0K sh
Sep 10, 2026Sep 14, 2026
traded Sep 10, 2026
+4dSEC FORM 4

Evidence

29
CG
Crook Nathaniel GlennChief Commercial Officer
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$3.90M
300.0K sh
Sep 4, 2026Sep 9, 2026
traded Sep 4, 2026
+5dSEC FORM 4

Evidence

9
TT
Tzuo TienDirector
AMPLAmplitude, Inc.
Grant or award
A—
1,521 sh
Jul 5, 2026Jul 7, 2026
traded Jul 5, 2026
+2dSEC FORM 4

Evidence

19
CG
Crook Nathaniel GlennChief Commercial Officer
AMPLAmplitude, Inc.
Tax withholding
F$614K
101.3K sh
May 15, 2026May 19, 2026
traded May 15, 2026
+4dSEC FORM 4

Evidence

11
CA
Casey AndrewChief Financial Officer
AMPLAmplitude, Inc.
Tax withholding
F$393K
64.9K sh
May 15, 2026May 19, 2026
traded May 15, 2026
+4dSEC FORM 4

Evidence

8
LC
Liu CurtisDirector, Chief Technology Officer, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$143K
17.6K sh
May 4, 2026May 6, 2026
traded May 4, 2026
+2dSEC FORM 4

Evidence

5
SS
Skates SpenserDirector, CEO and President, 10% Owner
AMPLAmplitude, Inc.
Grant or award
A—
1.32M sh
Apr 21, 2026Apr 22, 2026
traded Apr 21, 2026
+1dSEC FORM 4

Evidence

21
LC
Liu CurtisDirector, Chief Technology Officer, 10% Owner
AMPLAmplitude, Inc.
Grant or award
A—
417.8K sh
Apr 15, 2026Apr 17, 2026
traded Apr 15, 2026
+2dSEC FORM 4

Evidence

13
CA
Casey AndrewChief Financial Officer
AMPLAmplitude, Inc.
Grant or award
A—
431.8K sh
Apr 15, 2026Apr 17, 2026
traded Apr 15, 2026
+2dSEC FORM 4

Evidence

21
CG
Crook Nathaniel GlennChief Commercial Officer
AMPLAmplitude, Inc.
Grant or award
A—
974.9K sh
Apr 15, 2026Apr 17, 2026
traded Apr 15, 2026
+2dSEC FORM 4

Evidence

17
CG
Crook Nathaniel GlennChief Commercial Officer
AMPLAmplitude, Inc.
Grant or award
A—
278.6K sh
Apr 15, 2026Apr 17, 2026
traded Apr 15, 2026
+2dSEC FORM 4

Evidence

9
TT
Tzuo TienDirector
AMPLAmplitude, Inc.
Grant or award
A—
1,538 sh
Apr 5, 2026Apr 7, 2026
traded Apr 5, 2026
+2dSEC FORM 4

Evidence

11
CA
Casey AndrewChief Financial Officer
AMPLAmplitude, Inc.
Tax withholding
F$250K
39.4K sh
Feb 15, 2026Feb 17, 2026
traded Feb 15, 2026
+2dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
100 sh
Dec 26, 2025Dec 30, 2025
traded Dec 26, 2025
+4dSEC FORM 4

Evidence

13
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$1,200
100 sh
Dec 26, 2025Dec 30, 2025
traded Dec 26, 2025
+4dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
100 sh
Dec 26, 2025Dec 30, 2025
traded Dec 26, 2025
+4dSEC FORM 4

Evidence

5
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
42.7K sh
Dec 24, 2025Dec 29, 2025
traded Dec 24, 2025
+5dSEC FORM 4

Evidence

1
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
42.7K sh
Dec 24, 2025Dec 29, 2025
traded Dec 24, 2025
+5dSEC FORM 4

Evidence

25
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$513K
42.7K sh
Dec 24, 2025Dec 29, 2025
traded Dec 24, 2025
+5dSEC FORM 4

Evidence

15
CA
Casey AndrewChief Financial Officer
AMPLAmplitude, Inc.
Tax withholding
F$584K
54.4K sh
Nov 15, 2025Nov 18, 2025
traded Nov 15, 2025
+3dSEC FORM 4

Evidence

11
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
400.0K sh
Nov 11, 2025Nov 13, 2025
traded Nov 11, 2025
+2dSEC FORM 4

Evidence

26
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Open-market sale · 10b5-1 plan
SELL$4.40M
400.0K sh
Nov 11, 2025Nov 13, 2025
traded Nov 11, 2025
+2dSEC FORM 4

Evidence

0
SS
Skates SpenserDirector, Chief Executive Officer, 10% Owner
AMPLAmplitude, Inc.
Derivative conversion · 10b5-1 plan
C—
400.0K sh
Nov 11, 2025Nov 13, 2025
traded Nov 11, 2025
+2dSEC FORM 4

Evidence

41
CA
Casey AndrewChief Financial Officer
AMPLAmplitude, Inc.
Open-market purchase
BUY$300K
30.0K sh
Nov 7, 2025Nov 12, 2025
traded Nov 7, 2025
+5dSEC FORM 4

Evidence

  • ← Insider ofevidence
    Crook Nathaniel GlennChief Commercial Officer · Apr 17, 2026
  • ← Insider ofevidence
    Tzuo TienDirector · Apr 7, 2026
  • ← Insider ofevidence
    Skates SpenserDirector, Chief Executive Officer, 10% Owner · Nov 13, 2025
  • ← Insider ofevidence
    Casey AndrewChief Financial Officer · Nov 12, 2025