Insider buying in September 2026

What corporate insiders bought with their own money in September 2026: 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
$1.9B
Notable buys
1,692
Stocks
423
Clusters
452

Cluster buys detected in September 2026

Biggest individual buys of September 2026

InsiderTickerDateValueFiling
BlueArc Capital Management, LLC
10% Owner
PBLSXSep 1, 2026$99.4MSEC ↗
CASCADE INVESTMENT, L.L.C.
10% Owner
RSGSep 8, 2026$55.4MSEC ↗
BERKSHIRE HATHAWAY INC
10% Owner
LENSep 30, 2026$52.1MSEC ↗
CASCADE INVESTMENT, L.L.C.
10% Owner
RSGSep 9, 2026$47.2MSEC ↗
BERKSHIRE HATHAWAY INC
10% Owner
LENSep 23, 2026$43.5MSEC ↗
CASCADE INVESTMENT, L.L.C.
10% Owner
RSGSep 11, 2026$39.4MSEC ↗
Wilks Matthew
Director
FTKSep 11, 2026$34.3MSEC ↗
BERKSHIRE HATHAWAY INC
10% Owner
LENSep 24, 2026$32.2MSEC ↗
CASCADE INVESTMENT, L.L.C.
10% Owner
RSGSep 8, 2026$31.3MSEC ↗
MOROUN MATTHEW T
Director, 10% Owner
PAMTSep 3, 2026$31.2MSEC ↗
CASCADE INVESTMENT, L.L.C.
10% Owner
RSGSep 11, 2026$30.2MSEC ↗
Tan Anthony Ping Yeow
Director, Chief Executive Officer
GRABSep 21, 2026$29.9MSEC ↗
Monroe James III
Director, 10% Owner
GSATSep 18, 2026$29.8MSEC ↗
Alvarez Rubens Aguiar
Director
BBDSep 1, 2026$29.5MSEC ↗
Cohen Ryan
Director, President, CEO and Chairman
GMESep 21, 2026$26.4MSEC ↗

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