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

Robinhood Chain…
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
03 · Corporate insiders

Form 4 filings

Officers, directors and 10% owners must report trades within two business days on SEC Form 4. INSIDER parses each filing's XML from EDGAR. By default only discretionary open-market purchases and sales are shown; grants, option exercises and tax withholding are one click away.

Form 4 transactions

Cluster activity · 60d

Most active filers

Companies with the most Form 4 filings
Data sources
SEC Form 424m ago
House PTR24m ago
SEC 13F23m ago
Robinhood Chain23m ago

Most active filers · 30d

  1. 01Kurtz George0B / 217S · 10 late217 trades$54.77M
  2. 02SPSaba Capital Management, L.P.58B / 21S · 3 late79 trades$24.55M
  3. 03ATAdair Kathleen Theresa52B / 0S · 52 late52 trades$18K
  4. 04CFCheng Chi Fung0B / 42S42 trades$15.33M
  5. 05RARothblatt Martine A0B / 33S33 trades$5.50M
  6. 06RJRubinstein Julie0B / 32S32 trades$5.55M
  7. 07LBLeach Bryan0B / 30S30 trades$7.97M
  8. 08AOAtay Oguzhan0B / 30S30 trades$7.55M
  9. 09JDJenkins William D Jr0B / 30S30 trades$13.38M
  10. 10BSBiswas Sanjit0B / 28S28 trades$22.33M

Form 4 transactions

21,251 records
Side
allbuysell
Score
any≥ 30≥ 50≥ 70
Sort
Newest disclosedNewest executedInsider ScoreValue
Include
grants & admin
ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
14
MJ
Maetzold Derek JDirector, Pres. & Chief Exec. Officer
CSTLCASTLE BIOSCIENCES INC
Open-market sale · 10b5-1 plan
SELL$97K
2,718 sh
Oct 5, 2026
Page 85 of 532
← PrevNext →
Oct 7, 2026
traded Oct 5, 2026
+2d
SEC Form 4

Evidence

14
MJ
Maetzold Derek JDirector, Pres. & Chief Exec. Officer
CSTLCASTLE BIOSCIENCES INC
Open-market sale · 10b5-1 plan
SELL$114K
3,198 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

14
ER
Enslin RobertPresident, CCO
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$317K
1,700 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

14
OY
Ong Chin YinChief Org Capability Officer
GRABGrab Holdings Ltd
Open-market sale · 10b5-1 plan
SELL$117K
38.0K sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

14
ER
Enslin RobertPresident, CCO
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$392K
2,091 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

13
HT
Holme TimothyCHIEF TECHNOLOGY OFFICER
QSQuantumScape Corp
Open-market sale · 10b5-1 plan
SELL$102K
22.5K sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

13
HT
Holme TimothyCHIEF TECHNOLOGY OFFICER
QSQuantumScape Corp
Open-market sale · 10b5-1 plan
SELL$102K
22.5K sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

13
CF
Cheng Chi FungDirector, Chief Technology Officer
CRDOCredo Technology Group Holding Ltd
Open-market sale · 10b5-1 plan
SELL$42K
200 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

13
CF
Cheng Chi FungDirector, Chief Technology Officer
CRDOCredo Technology Group Holding Ltd
Open-market sale · 10b5-1 plan
SELL$45K
200 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

13
CF
Cheng Chi FungDirector, Chief Technology Officer
CRDOCredo Technology Group Holding Ltd
Open-market sale · 10b5-1 plan
SELL$21K
100 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

13
CF
Cheng Chi FungDirector, Chief Technology Officer
CRDOCredo Technology Group Holding Ltd
Open-market sale · 10b5-1 plan
SELL$44K
200 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

13
RL
Reynoso Jamie L.CEO, Medicare Advantage
CLOVCLOVER HEALTH INVESTMENTS, CORP. /DE
Open-market sale · 10b5-1 plan
SELL$9,288
2,006 sh
Oct 7, 2026Oct 7, 2026
traded Oct 7, 2026
+0dSEC Form 4

Evidence

13
VM
Valente ManuelaChief People Officer
SOPHSOPHiA GENETICS SA
Open-market sale · 10b5-1 plan
SELL$34K
4,240 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

13
VA
Verma AbhimanyuChief Technology Officer
SOPHSOPHiA GENETICS SA
Open-market sale · 10b5-1 plan
SELL$43K
5,284 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

13
CG
Cardoza GeorgeChief Financial Officer
SOPHSOPHiA GENETICS SA
Open-market sale · 10b5-1 plan
SELL$13K
1,592 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

12
AJ
Allaire JeremyDirector, Chairman and CEO
CRCLCircle Internet Group, Inc.
Open-market sale · 10b5-1 plan
SELL$1.08M
13.0K sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

12
YJ
Yeh Shu-Hua (Joshua)*** See Remarks
AAOIAPPLIED OPTOELECTRONICS, INC.
Open-market sale · 10b5-1 plan
SELL$720K
6,000 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

12
MH
Murray Jason HulseDirector, Co-Founder, CEO & Chairman, 10% Owner
PACSPACS Group, Inc.
Open-market sale · 10b5-1 plan
SELL$1.24M
28.8K sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

12
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$11K
100 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

12
LY
Landman YoavDirector, CHIEF TECHNOLOGY OFFICER
FROGJFrog Ltd
Open-market sale · 10b5-1 plan
SELL$4.38M
45.0K sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

12
PC
Puccio Richard C JrChief Financial Officer
ADIANALOG DEVICES INC
Open-market sale · 10b5-1 plan
SELL$632K
1,500 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$1.49M
4,240 sh
Oct 7, 2026Oct 7, 2026
traded Oct 7, 2026
+0dSEC Form 4

Evidence

11
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$92K
866 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$2.18M
6,136 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

11
ER
Enslin RobertPresident, CCO
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$137K
736 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$2.42M
6,864 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$2.08M
5,892 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$3.13M
9,022 sh
Oct 7, 2026Oct 7, 2026
traded Oct 7, 2026
+0dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$3.36M
9,170 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
KS
Kazmaier Gerrit SPresident, Prod. and Tech.
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$192K
1,029 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$2.26M
6,179 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$1.97M
5,694 sh
Oct 7, 2026Oct 7, 2026
traded Oct 7, 2026
+0dSEC Form 4

Evidence

11
KS
Kazmaier Gerrit SPresident, Prod. and Tech.
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$94K
500 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
KS
Kazmaier Gerrit SPresident, Prod. and Tech.
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$95K
500 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$3.15M
8,559 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$1.50M
4,083 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$2.68M
7,688 sh
Oct 7, 2026Oct 7, 2026
traded Oct 7, 2026
+0dSEC Form 4

Evidence

11
KS
Kazmaier Gerrit SPresident, Prod. and Tech.
WDAYWorkday, Inc.
Open-market sale · 10b5-1 plan
SELL$93K
500 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
GD
Gala Renee DDirector, President & CEO
JAZZJazz Pharmaceuticals plc
Open-market sale · 10b5-1 plan
SELL$473K
2,000 sh
Oct 6, 2026Oct 7, 2026
traded Oct 6, 2026
+1dSEC Form 4

Evidence

11
Zatlyn MichelleDirector, President and Board Co-Chair
NETCloudflare, Inc.
Open-market sale · 10b5-1 plan
SELL$1.70M
4,829 sh
Oct 5, 2026Oct 7, 2026
traded Oct 5, 2026
+2dSEC Form 4

Evidence

Cluster activity · 60d

  1. SELLDRDDRDGOLD LTDOct 27 – Oct 2710 insiders$1.23M
  2. SELLFERGFerguson Enterprises Inc. /DE/Oct 12 – Oct 167 insiders$7.38M
  3. SELLSYMSymbotic Inc.Oct 26 – Nov 27 insiders$1.98M
  4. BUYUPBDUPBOUND GROUP, INC.Nov 2 – Nov 37 insiders$1.34M
  5. SELLIBEXIBEX LtdSep 14 – Sep 166 insiders$2.01M
  6. SELLARQQArqit Quantum Inc.Oct 2 – Oct 136 insiders$369K
  7. BUYBBTBeacon Financial CorpOct 26 – Oct 306 insiders$274K
  8. SELLBCYCBICYCLE THERAPEUTICS PLCOct 2 – Oct 56 insiders$63K