Garnett Timothy John Insider Trading Activity (MPLT)

Summary

Updated Jul 16, 2026

Garnett Timothy John has filed 1 SEC Form 4 filing across 1 company in the last 90 days — buying. Lifetime open-market purchases: $253K.

Recent Transactions

Date	Ticker	Company	Code	Shares	Price	Value
2026-06-25	MPLT	MapLight Therapeutics, Inc.	A — Grant or award	3.9K	$0.00
2026-02-12	MPLT	MapLight Therapeutics, Inc.	P — Open-market purchase	14.1K	$17.89	$253K

Frequently Asked Questions

Who is Garnett Timothy John?

Garnett Timothy John is a corporate insider — currently tracked as Insider of MapLight Therapeutics, Inc. (MPLT). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Garnett Timothy John submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has Garnett Timothy John been buying or selling stock?

Recorded transactions: 1 open-market purchases ($253K) and 0 open-market sales () across all tracked filings.

Where can I see all of Garnett Timothy John'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.

Garnett Timothy John — SEC Form 4 Insider Trading Activity