Insider buying in May 2025

What corporate insiders bought with their own money in May 2025: every qualifying open-market purchase, and the stocks where two or more insiders bought within the same rolling window. Parsed from SEC Form 4 filings, linked to the source.

Total bought
$1.4B
Notable buys
2,360
Stocks
652
Clusters
178

Cluster buys detected in May 2025

Biggest individual buys of May 2025

InsiderTickerDateValueFiling
TOYOTA MOTOR CORP/
Director, 10% Owner
JOBYMay 22, 2025$250.0MSEC ↗
CD&R Associates XII, L.P.
10% Owner
REZIMay 9, 2025$100.0MSEC ↗
Golub David
Director, Chief Executive Officer
GBDCMay 27, 2025$91.7MSEC ↗
Golub Lawrence E
Director, Chairman
GBDCMay 27, 2025$91.7MSEC ↗
Electrum Strategic Resources L.P.
10% Owner
NGMay 9, 2025$50.0MSEC ↗
SIMPSON BOB R
Director, 10% Owner
TXOMay 15, 2025$33.8MSEC ↗
LEVY PAUL S
Director
BLDRMay 9, 2025$31.5MSEC ↗
GARDEN EDWARD P
Director
MIDDMay 13, 2025$30.9MSEC ↗
EcoR1 Capital, LLC
10% Owner
ITOSMay 15, 2025$26.4MSEC ↗
Liberty 77 Fund International L.P.
10% Owner
LIONMay 28, 2025$26.4MSEC ↗
HEMSLEY STEPHEN J
Director, CEO, UHG
UNHMay 16, 2025$25.0MSEC ↗
Blackstone Group Management L.L.C.
10% Owner
BMACXMay 1, 2025$24.9MSEC ↗
LEVY PAUL S
Director
BLDRMay 8, 2025$24.0MSEC ↗
Liberty 77 Fund International L.P.
10% Owner
LIONMay 29, 2025$21.5MSEC ↗
Nesbitt Stephen Lane
Director, President/Interested Trustee
CCLFXMay 7, 2025$21.3MSEC ↗

Don't wait for the month-end recap

Paid subscribers get an alert the moment a new cluster forms — while the buying window is still open.