Top insider buys: May 11 – May 17, 2026

The largest open-market purchases company insiders reported on SEC Form 4 between May 11 – May 17, 2026.

Week 20, 2026

#CompanyWho boughtSharesValueSource
1ALKT

ALKAMI TECHNOLOGY, INC.

2 officers/directors

Cluster buy

GENERAL ATLANTIC GENPAR (BERMUDA), L.P., GENERAL ATLANTIC, L.P.

3,950,000

$65.9M

SEC filings
2TXO

TXO Partners, L.P.

2 officers/directors

Cluster buy

SIMPSON BOB R, ADAMS WILLIAM H III

1,061,597

$13.5M

SEC filings
3PLSE

PULSE BIOSCIENCES, INC.

2 officers/directors

Cluster buy

LAVIOLETTE PAUL A, DUGGAN ROBERT W

675,233

$13.3M

SEC filings
4ONON

On Holding AG

3 officers/directors

Cluster buy

Bernhard Olivier, Coppetti Caspar Felix, Allemann David Michael

180,000

$6.6M

SEC filings
5TKO

TKO Group Holdings, Inc.

3 officers/directors

Cluster buy

Emanuel Ariel, SHAPIRO MARK S, Schleimer Andrew M

24,308

$4.5M

SEC filings
6HUBS

HUBSPOT INC

3 officers/directors

Cluster buy

NORRINGTON LORRIE M, Shah Dharmesh, Rangan Yamini

14,063

$2.6M

SEC filings
7PSN

PARSONS CORP

4 officers/directors

Cluster buy

Ball George L., Holdsworth Mark Keith, McMahon Harry T., Smith Carey A.

42,500

$2.1M

SEC filings
8FCN

FTI CONSULTING, INC

3 officers/directors

Cluster buy

Linton Paul Alderman, Gunby Steven Henry, Nam Eun

14,400

$2.1M

SEC filings
9EVTC

EVERTEC, Inc.

4 officers/directors

Cluster buy

Vizcarrondo Miguel, D'ANGELO FRANK G., Castrillo-Salgado Joaquin A., Rodriguez-Gonzalez Luis A

78,000

$1.8M

SEC filings
10LODE

Comstock Inc.

2 officers/directors

Cluster buy

Pei Steven Yu-Tsung, DEGASPERIS CORRADO

459,559

$1.5M

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.