Murray Stahl bought $312K of Miami International (MIAX)

Executed Mar 4, disclosed Mar 6, 2 days later.

Value, as filed

$312K

7,200 sh × $43.38

Executed

Mar 4

the trade date, as filed

Disclosed

Mar 6

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

not yet measured

Not yet measured: the 21-session window has not closed, or the prices around it are not on record.

The filer

Murray Stahl Director profile →

Murray Stahl (Director) filed 6 Form 4 reports in the trailing twelve months (4 purchases, 2 sales, 2 filed past the two-business-day deadline), most often in Miami International Holdings, Inc. (MIAX). Across 3 priced purchase filings, the average 21-session return was +2.6% from execution and +0.1% from disclosure (delay-adjusted; derived). The largest single filing was $5.0M of MIAX (121,054 sh × $40.92, as filed), executed Mar 2.

The name

MIAX

Miami International Holdings, Inc. MIAX · Financial Services · 63 filings in 24 months ticker →

Financial Services · Miami International Holdings, Inc., through its subsidiaries, builds and operates various financial marketplaces in the United States

More Financial Services filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Murray Stahl in MIAX

MIAXPURCHASE Miami International Holdings, Inc. $310K
7,200 sh × $43.08
Exec Mar 5
Filed Mar 6 · 5:57 PM ET MIAXPURCHASE Miami International Holdings, Inc. $312K
7,200 sh × $43.38
Exec Mar 4
Filed Mar 5 · 2:44 PM ET MIAXSALE Miami International Holdings, Inc. $5.0M
121,054 sh × $40.92
Exec Mar 2
Filed Mar 4 · 5:30 PM ET MIAXSALE Miami International Holdings, Inc. $2.2M
53,578 sh × $40.92
Exec Mar 2
Filed Mar 6 · 5:30 PM ET † MIAXPURCHASE Miami International Holdings, Inc. $1.2M
34,470 sh × $36.10
Exec Aug 28 2025
Filed Sep 30 2025 · 2:28 PM ET †