Schafer Douglas JR Insider Trades & Stock Holdings

EVP and CIO · Miami International Holdings, Inc. · Latest filing Jun 16, 2026

Schafer Douglas JR, EVP and CIO at Miami International Holdings, Inc. has 3 Form 4 trades on file since Jun 11, 2026. Latest filing: acquired 23.30K shares of $MIAX on Jun 16, 2026.

Trades on file

3

Open-market bought

$0

Open-market sold

$0

Net open-market

$0

Latest filing

Jun 16, 2026

All insider trades by Schafer Douglas JR

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 16, 2026	$MIAX	Buy (Grant or award)	23.30K	$0	—			-11.0%	+6.6%		EVP and CIO		—
Jun 11, 2026	$MIAX	Sell (Tax withholding)	32.56K	$40.79	$1.33M			-8.8%	+2.5%		EVP and CIO		—
Jun 11, 2026	$MIAX	Sell (Tax withholding)	32.56K	$40.79	$1.33M			-8.8%	+2.5%		EVP and CIO		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Schafer Douglas JR traded

• $MIAX

Frequently asked questions

What was Schafer Douglas JR's latest insider trade?

acquired 23.30K shares of $MIAX on Jun 16, 2026.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.