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

Tsai Joseph C, Wu Yongming

1,790,000

$25.7M

SEC filings
2AMR

Alpha Metallurgical Resources, Inc.

2 officers/directors

Cluster buy

Courtis Kenneth S., Gorzynski Michael

30,000

$6.3M

SEC filings
3NGL

NGL Energy Partners LP

2 officers/directors

Cluster buy

COLLINGSWORTH JAMES M, RAYMOND JOHN T

337,634

$5.7M

SEC filings
4ODYS

Odysight.ai Inc.

3 officers/directors

Cluster buy

Goldwasser Benad, Vurembrand Zeev, Arkin Moshe

1,203,125

$3.9M

SEC filings
5DKS

DICK'S SPORTING GOODS, INC.

4 officers/directors

Cluster buy

MATHRANI SANDEEP, Barrenechea Mark J, Eddy Robert W., COLOMBO WILLIAM J

28,650

$3.7M

SEC filings
6TTMI

TTM TECHNOLOGIES INC

2 officers/directors

Cluster buy

Roks Edwin, Geveden Rex D

15,000

$1.6M

SEC filings
7PRE

Prenetics Global Ltd

2 officers/directors

Cluster buy

Rosin Brian J, Yeung Danny Sheng Wu

47,781

$1000K

SEC filings
8AMRC

Ameresco, Inc.

3 officers/directors

Cluster buy

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

29,325

$630K

SEC filings
9AMRZ

Amrize Ltd

2 officers/directors

Cluster buy

Sanche Jacques Wolf, Singleton Denise R

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.