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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 ChainProofTradingTokenProAccountMethodologyTelegram alerts
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Alerts on Telegram

Congress trades and big insider sales, sent the day they're filed. Free.

Open in Telegram
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyTelegram alerts
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 46h ago
House PTR6h ago
SEC 13F6h ago
Robinhood Chain6h ago

Most active filers · 30d

  1. 01Kurtz George0B / 204S204 trades$51.20M
  2. 02SPSaba Capital Management, L.P.68B / 23S · 14 late91 trades$30.01M
  3. 03ATAdair Kathleen Theresa52B / 0S · 52 late52 trades$18K
  4. 04AJAllaire Jeremy0B / 50S50 trades$4.26M
  5. 05Wilhelmsen Arne Alexander0B / 47S47 trades$241.96M
  6. 06SJSheena Jonathan0B / 43S43 trades$3.14M
  7. 07CFCheng Chi Fung0B / 42S42 trades$15.33M
  8. 08SLSpeiser Michael L0B / 35S35 trades$14.00M
  9. 09RARothblatt Martine A0B / 33S33 trades$5.50M
  10. 10RJRubinstein Julie0B / 33S33 trades$5.33M

Cluster activity · 60d

  1. BUYTSMTAIWAN SEMICONDUCTOR MANUFACTURING CO LTDNov 5 – Nov 631 insiders$417K
  2. SELLDRDDRDGOLD LTDOct 27 – Oct 2710 insiders$1.23M
  3. BUYMTDRMatador Resources CoNov 5 – Nov 99 insiders$642K
  4. SELLFFIVF5, INC.Nov 3 – Nov 58 insiders$8.37M
  5. SELLSYMSymbotic Inc.Oct 26 – Nov 27 insiders$1.98M
  6. BUYUPBDUPBOUND GROUP, INC.Nov 2 – Nov 37 insiders$1.34M
  7. SELLADUSAddus HomeCare CorpNov 6 – Nov 96 insiders$16.28M
  8. SELLARQQArqit Quantum Inc.Oct 2 – Oct 136 insiders$369K

Form 4 transactions

68,022 records
Side
allbuysell
Score
any≥ 30≥ 50≥ 70
Sort
Newest disclosedNewest executedInsider ScoreValue
Include
grants & admin
ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
14
Kurtz GeorgeDirector, PRESIDENT AND CEO
CRWDCrowdStrike Holdings, Inc.
Open-market sale · 10b5-1 plan
SELL$258K
1,280 sh
Page 485 of 1701
← PrevNext →
Aug 19, 2026
Aug 20, 2026
traded Aug 19, 2026
+1d
SEC Form 4

Evidence

14
Kurtz GeorgeDirector, PRESIDENT AND CEO
CRWDCrowdStrike Holdings, Inc.
Open-market sale · 10b5-1 plan
SELL$488K
2,440 sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

14
Kurtz GeorgeDirector, PRESIDENT AND CEO
CRWDCrowdStrike Holdings, Inc.
Open-market sale · 10b5-1 plan
SELL$806K
3,789 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

14
MF
Musser ForySenior VP, Development
VGVenture Global, Inc.
Option exercise
M—
259.4K sh
Aug 20, 2026Aug 20, 2026
traded Aug 20, 2026
+0dSEC Form 4

Evidence

14
Kurtz GeorgeDirector, PRESIDENT AND CEO
CRWDCrowdStrike Holdings, Inc.
Open-market sale · 10b5-1 plan
SELL$587K
2,920 sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$177K
568 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$231K
720 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
HT
Holme TimothyCHIEF TECHNOLOGY OFFICER
QSQuantumScape Corp
Open-market sale · 10b5-1 plan
SELL$124K
21.5K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
YM
Yan MingDirector, CHIEF TECHNOLOGY OFFICER
CTKBCytek Biosciences, Inc.
Option exercise
M—
14.2K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
JW
Jiang WenbinDirector, PRESIDENT AND CEO
CTKBCytek Biosciences, Inc.
Option exercise
M—
22.1K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$109K
335 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$126K
406 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
6,320 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
YM
Yan MingDirector, CHIEF TECHNOLOGY OFFICER
CTKBCytek Biosciences, Inc.
Option exercise
M—
6,162 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
6,320 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
YM
Yan MingDirector, CHIEF TECHNOLOGY OFFICER
CTKBCytek Biosciences, Inc.
Option exercise
M—
5,525 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
WP
Whelan Ronald PSEE REMARKS
SNDSmart Sand, Inc.
Grant or award
A—
41.9K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
YD
Young James DouglasSEE REMARKS
SNDSmart Sand, Inc.
Grant or award
A—
62.9K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
YE
Young Charles EdwinDirector, CEO, 10% Owner
SNDSmart Sand, Inc.
Grant or award
A—
110.1K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
16.0K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
13.1K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
16.0K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$92K
280 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$153K
480 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
GM
Green Christopher M.Vice President of Accounting
SNDSmart Sand, Inc.
Grant or award
A—
12.2K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$206K
637 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
JW
Jiang WenbinDirector, PRESIDENT AND CEO
CTKBCytek Biosciences, Inc.
Option exercise
M—
57.2K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
YJ
Young William JohnChief Operating Officer
SNDSmart Sand, Inc.
Grant or award
A—
62.9K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
JW
Jiang WenbinDirector, PRESIDENT AND CEO
CTKBCytek Biosciences, Inc.
Option exercise
M—
29.0K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
KR
Kiszka RobertExecutive VP of Operations
SNDSmart Sand, Inc.
Grant or award
A—
41.9K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$133K
407 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
MD
McCombe William D.Chief Financial Officer
CTKBCytek Biosciences, Inc.
Option exercise
M—
13.1K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$137K
425 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

13
AB
Acebedo Eduardo BernalEVP and COO
AEISADVANCED ENERGY INDUSTRIES INC
Open-market sale · 10b5-1 plan
SELL$134K
416 sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

12
LD
Lavieri Todd D.VICE CHAIRMAN
IIIInformation Services Group Inc.
Tax withholding
F$57K
11.5K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

12
JW
Jiang WenbinDirector, PRESIDENT AND CEO
CTKBCytek Biosciences, Inc.
Tax withholding
F$98K
21.0K sh
Aug 18, 2026Aug 20, 2026
traded Aug 18, 2026
+2dSEC Form 4

Evidence

12
FD
Feffer DanielDirector
SUZSuzano S.A.
Other acquisition or disposition
J—
8.77M sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

12
FA
Fraser AndrewPresident, Canada
CVEOCiveo Corp
Disposition to issuer
D$226K
6,657 sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

12
FD
Feffer DanielDirector
SUZSuzano S.A.
Other acquisition or disposition
J—
408.9K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence

12
FD
Feffer DavidDirector
SUZSuzano S.A.
Other acquisition or disposition
J—
554.2K sh
Aug 19, 2026Aug 20, 2026
traded Aug 19, 2026
+1dSEC Form 4

Evidence