INSIDER
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ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources

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

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
01Overview02Follow the Money03Daily Brief04Live05Congress06Directory07Corporate Insiders08Government Money09Political Influence10Institutions11Washington Network12Follow the Power13Disclosure Clock14AI Investigator15Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
Corporate insider
SB

Sicinski Matthew B.

Senior VP and CAOCIK 0001911802

EDGAR filingsOpen in network
Disclosed transactions14
Buys / sells0 / 0
Max Insider Score19
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Tax withholding
F$23K
773 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    Summit Midstream CorpSenior VP and CAO · Jan 21, 2026
13
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M
—
3,174 sh
Mar 13, 2026
Mar 17, 2026
traded Mar 13, 2026
+4d
SEC FORM 4

Evidence

9
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
1,511 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

9
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Tax withholding
F$46K
1,525 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

9
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Tax withholding
F$11K
368 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

13
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
1,511 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

17
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
3,174 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

17
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Grant or award
A—
5,692 sh
Mar 16, 2026Mar 17, 2026
traded Mar 16, 2026
+1dSEC FORM 4

Evidence

17
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Grant or award
A—
5,692 sh
Mar 16, 2026Mar 17, 2026
traded Mar 16, 2026
+1dSEC FORM 4

Evidence

13
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
6,139 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

17
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
6,139 sh
Mar 13, 2026Mar 17, 2026
traded Mar 13, 2026
+4dSEC FORM 4

Evidence

15
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Tax withholding
F$29K
1,066 sh
Jan 16, 2026Jan 21, 2026
traded Jan 16, 2026
+5dSEC FORM 4

Evidence

19
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
3,593 sh
Jan 16, 2026Jan 21, 2026
traded Jan 16, 2026
+5dSEC FORM 4

Evidence

19
SB
Sicinski Matthew B.Senior VP and CAO
SMCSummit Midstream Corp
Option exercise
M—
3,593 sh
Jan 16, 2026Jan 21, 2026
traded Jan 16, 2026
+5dSEC FORM 4

Evidence