Top insider buys: Aug 24 – Aug 30, 2026

The largest open-market purchases company insiders reported on SEC Form 4 between Aug 24 – Aug 30, 2026.

Week 35, 2026

#CompanyWho boughtSharesValueSource
1BABA

Alibaba Group Holding Ltd

2 officers/directors

Cluster buy

Joseph C. Tsai, Yongming Wu

1,790,000

$25.7M

SEC filings
2AMR

Alpha Metallurgical Resources, Inc.

2 officers/directors

Cluster buy

Kenneth S. Courtis, Michael Gorzynski

30,000

$6.3M

SEC filings
3NGL

NGL Energy Partners LP

2 officers/directors

Cluster buy

James M. Collingsworth, John T. Raymond

337,634

$5.7M

SEC filings
4ODYS

Odysight.ai Inc.

3 officers/directors

Cluster buy

Benad Goldwasser, Zeev Vurembrand, Moshe Arkin

1,203,125

$3.9M

SEC filings
5DKS

DICK'S SPORTING GOODS, INC.

4 officers/directors

Cluster buy

Sandeep Mathrani, Mark J. Barrenechea, Robert W. Eddy, William J. Colombo

28,650

$3.7M

SEC filings
6TTMI

TTM TECHNOLOGIES INC

2 officers/directors

Cluster buy

Edwin Roks, Rex D. Geveden

15,000

$1.6M

SEC filings
7PRE

Prenetics Global Ltd

2 officers/directors

Cluster buy

Brian J. Rosin, Danny Sheng Wu Yeung

47,781

$1000K

SEC filings
8AMRC

Ameresco, Inc.

3 officers/directors

Cluster buy

George P. Sakellaris, Joseph W. Sutton, Brian C. Cox

29,325

$630K

SEC filings
9AMRZ

Amrize Ltd

2 officers/directors

Cluster buy

Jacques Wolf Sanche, Denise R. Singleton

7,650

$341K

SEC filings
10RSG

REPUBLIC SERVICES, INC.

10% Owner

CASCADE INVESTMENT, L.L.C.

1,531,502

$338.7M

SEC filings

Source: SEC Form 4 filings, aggregated per company over the week. Open-market purchases of $100K or more only; grants, awards, option exercises and likely IPO or offering allocations are excluded. Cluster buys (two or more officers or directors buying) rank first, then by dollar value.

Not investment advice. This page reports public SEC data and is not a recommendation to buy or sell any security.