Top insider buys: Sep 8 – Sep 14, 2025

The largest open-market purchases company insiders reported on SEC Form 4 between Sep 8 – Sep 14, 2025.

Week 37, 2025

#CompanyWho boughtSharesValueSource
1MLYS

Mineralys Therapeutics, Inc.

2 officers/directors

Cluster buy

AKKARAJU SRINIVAS, RA CAPITAL MANAGEMENT, L.P.

1,764,705

$45.0M

SEC filings
2SFD

SMITHFIELD FOODS INC

3 officers/directors

Cluster buy

Wan Long, He Hank Shenghua, Owens Donovan

1,822,000

$42.4M

SEC filings
3SMMT

Summit Therapeutics Inc.

2 officers/directors

Cluster buy

Zanganeh Mahkam, DUGGAN ROBERT W

676,788

$12.0M

SEC filings
4OCTO

Eightco Holdings Inc.

3 officers/directors

Cluster buy

O'Donnell Kevin J, Jennings Frank D, Caiano Nicola Paul

650,685

$950K

SEC filings
5HYMC

HYCROFT MINING HOLDING CORP

10% Owner

Sprott Eric

9,344,704

$40.0M

SEC filings
6CELC

Celcuity Inc.

10% Owner

BAKER BROS. ADVISORS LP

170,100

$9.6M

SEC filings
7CRSF

Crisp Momentum Inc.

10% Owner

Jakota Capital AG

1,000,000,000

$6.0M

SEC filings
8ASA

ASA Gold & Precious Metals Ltd

10% Owner

Saba Capital Management, L.P.

108,320

$4.3M

SEC filings
9CAMP

Camp4 Therapeutics Corp

2 separate filers

Polaris Management Co. VII, L.L.C., Nashat Amir

2,614,378

$4.0M

SEC filings
10PLSE

PULSE BIOSCIENCES, INC.

Director

DUGGAN ROBERT W

192,599

$2.8M

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.