Meister Keith A. Insider Trading Activity (MGM)

Summary

Updated Jul 16, 2026

Meister Keith A. has filed 11 SEC Form 4 filings across 3 companies in the last 90 days — active on both sides. Lifetime open-market purchases: $100.40M. Lifetime open-market sales: $168.62M. Historical track record: 2/5 stars across 22 tracked purchases.

Profile

Keith A. Meister is a corporate executive and director known for his involvement in various companies including Illumina, GeneDx Holdings, MGM Resorts International, and Vestis Corp. He has a background in investment and management, contributing to strategic decisions within these organizations.

Role	Director
Notability	50/100

Board memberships

Illumina, Inc.
GeneDx Holdings Corp.
MGM Resorts International
Vestis Corp

Awards & honors

Director at multiple public companies
Experience in corporate governance
Contributions to strategic growth in various sectors

Track Record

InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.

InsiderAlpha rating	★★☆☆☆ (2/5)
Total purchases tracked	22
Purchases with forward-return data	22
30-day win rate	4091%
90-day win rate	3182%
Avg 5-day return	+1061.68%
Avg 30-day return	-275.10%
Avg 90-day return	+152.79%
Best 30-day return	+2849.54%

Recent Transactions

Date	Ticker	Company	Code	Shares	Price	Value
2026-07-02	ILMN	ILLUMINA, INC.	A — Grant or award	142	$149.19	$21K
2026-06-23	WGS	GeneDx Holdings Corp.	M — Option exercise	3.6K	$0.00
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	15.5K	$165.50	$2.56M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	87.7K	$164.34	$14.40M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	61.6K	$163.56	$10.08M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	70.3K	$162.41	$11.41M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	2.0K	$165.30	$324K
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	92.9K	$164.56	$15.28M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	6.2K	$163.97	$1.02M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	63.0K	$162.86	$10.26M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	6.9K	$164.75	$1.13M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	19.8K	$163.57	$3.24M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	2.2K	$162.44	$361K
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	5.3K	$161.64	$850K
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	4.6K	$160.50	$735K
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	11.8K	$159.57	$1.88M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	110.4K	$147.50	$16.29M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	72.0K	$157.38	$11.33M
2026-06-01	ILMN	ILLUMINA, INC.	S — Open-market sale	37.6K	$156.50	$5.88M
2026-06-01	ILMN	ILLUMINA, INC.	J — Other acquisition / disposition	24.6K	$156.40	$3.84M

Frequently Asked Questions

Who is Meister Keith A.?

How many SEC Form 4 filings has Meister Keith A. submitted recently?

11 primary Form 4 filings in the last 90 days, covering 3 companies.

Has Meister Keith A. been buying or selling stock?

Recorded transactions: 41 open-market purchases ($100.40M) and 31 open-market sales ($168.62M) across all tracked filings.

How accurate is Meister Keith A.'s historical track record?

Across 22 tracked purchases, Meister Keith A. averaged -275.1% avg 30-day return with a 4091% 30-day win rate. InsiderAlpha rates the track record at 2/5 stars.

Where can I see all of Meister Keith A.'s SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Meister Keith A. — SEC Form 4 Insider Trading Activity