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Insider · CIK 0002080671

Edward Deitzel

officer

Files at MIAX (MIAMI INTERNATIONAL HOLDINGS, INC.). First filing Aug 15, 2025, latest Sep 4, 2026.

In brief

Edward Deitzel files SEC Form 4 as officer at MIAX (MIAMI INTERNATIONAL HOLDINGS, INC.). Since Aug 15, 2025, Edward Deitzel has reported 1 open-market buy worth $2,300 and 6 open-market sells worth $2.9M, the latest filed on Sep 4, 2026.

A track record needs three past buys with six months of prices behind them; Edward Deitzel has 1, so none is measured yet.

The newest scored trade: sold $464k of MIAX on Sep 3, 2026, filed Sep 4, 2026, scored 12 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 6 sells worth $2.9M.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 1
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
1 / 6
$2,300 bought, $2.9M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

MIAX: MIAMI INTERNATIONAL HOLDINGS, INC.

MIAXOct 9, 2026 · close 30.71

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
12Weak
MIAXsell 610b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$464k
11,000 shares
-8%-
13Weak
MIAXsell 910b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$504k
11,000 shares
-8%+48% from low-20% from high
12Weak
MIAXsell 910b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$462k
11,000 shares
-8%+36% from low-26% from high
12Weak
MIAXsell 910b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$464k
11,000 shares
-9%+38% from low-25% from high
13Weak
MIAXsell 810b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$520k
11,000 shares
-9%+54% from low-7% from high
18Weak
MIAXsell 510b5-1
MIAMI INTERNATIONAL HOLDINGS, INC.
$518k
12,335 shares
-11%+34% from low-19% from high
25Weak
MIAXbuy 10
MIAMI INTERNATIONAL HOLDINGS, INC.
$2,300
100 shares
+0%-

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Aug 4, 2026 MIAX
Miami International Holdings, Inc.
44,000
0.05% of outstanding
$2.1MAug 4, 2026$926k
May 4, 2026 MIAX
Miami International Holdings, Inc.
33,000
0.04% of outstanding
$1.6MMay 4, 2026$518k
Apr 7, 2026 MIAX
Miami International Holdings, Inc.
12,335
0.01% of outstanding
$514kApr 7, 2026none

Transactions

The newest 50 of 65 rows this insider has filed.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Sep 3, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+11,000$12.00$132k130,60139 d ago
Sep 3, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-11,000$42.21$464k119,60139 d ago
Sep 3, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-11,000$0.00$066,00039 d ago
Aug 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+11,000$12.00$132k130,601Aug 6, 2026
Aug 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-11,000$45.78$504k119,601Aug 6, 2026
Aug 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-11,000$0.00$077,000Aug 6, 2026
Jul 6, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+7,333$12.00$88k126,934Jul 7, 2026
Jul 6, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+3,667$12.00$44k130,601Jul 7, 2026
Jul 6, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-11,000$42.04$462k119,601Jul 7, 2026
Jul 6, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-7,333$0.00$00Jul 7, 2026
Jul 6, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-3,667$0.00$088,000Jul 7, 2026
Jun 16, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
AGrant or award
Common Stock
+9,319$0.00$0119,601Jun 18, 2026
Jun 16, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
AGrant or award
Incentive Stock Option (Right to Buy)derivative
+2,485$0.00$02,485Jun 18, 2026
Jun 16, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
AGrant or award
Nonqualified Stock Option (Right to Buy)derivative
+7,101$0.00$07,101Jun 18, 2026
Jun 11, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
FTax withholding
Common Stock
-5,939$40.79$242k110,282Jun 12, 2026
Jun 2, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+11,000$12.00$132k127,221Jun 4, 2026
Jun 2, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-11,000$42.16$464k116,221Jun 4, 2026
Jun 2, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-11,000$0.00$07,333Jun 4, 2026
May 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+11,000$12.00$132k127,221May 5, 2026
May 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-11,000$47.28$520k116,221May 5, 2026
May 4, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-11,000$0.00$018,333May 5, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+762$12.00$9,144116,983Apr 9, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-762$42.00$32k116,221Apr 9, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+4,001$12.00$48k120,222Apr 9, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-4,001$42.00$168k116,221Apr 9, 2026
Apr 8, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock10b5-1
+7,572$12.00$91k123,793Apr 9, 2026
Apr 8, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
SOpen-market sale
Common Stock10b5-1
-7,572$42.02$318k116,221Apr 9, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-762$0.00$07,572Apr 9, 2026
Apr 7, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-4,001$0.00$029,333Apr 9, 2026
Apr 8, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative10b5-1
-7,572$0.00$00Apr 9, 2026
Mar 30, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
FTax withholding
Common Stock
-707$37.50$27k116,221Apr 1, 2026
Feb 18, 2026MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
FTax withholding
Common Stock
-6,035$40.89$247k116,928Feb 20, 2026
Sep 9, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock
+62,500$12.00$750k144,387Sep 11, 2025
Sep 9, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
FTax withholding
Common Stock
-38,090$37.30$1.4M106,297Sep 11, 2025
Sep 11, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Common Stock
+16,666$12.00$200k122,963Sep 11, 2025
Sep 9, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Nonqualified Stock Option (Right to Buy)derivative
-62,500$0.00$00Sep 11, 2025
Sep 10, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-16,666$0.00$00Sep 11, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
CConversion
Common Stock
+500--81,887Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
CConversion
Common Stock
+49,194--81,887Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
CConversion
Series B Preferred Stockderivative
-500$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
CConversion
Nonvoting Common Stockderivative
-49,194$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-16,666$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
+16,666$0.00$016,666Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-16,666$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
+16,666$0.00$016,666Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-8,333$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
+8,333$0.00$08,333Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-6,570$0.00$00Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
+6,570$0.00$06,570Aug 19, 2025
Aug 15, 2025MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
MOption exercise
Incentive Stock Option (Right to Buy)derivative
-6,195$0.00$00Aug 19, 2025
50 of 65 rows shown.

Questions about Edward Deitzel

Answered from the filings on this page, as of the latest one.

Is Edward Deitzel buying or selling?

In the last 12 months Edward Deitzel reported 0 open-market buys worth $0 and 6 open-market sells worth $2.9M on SEC Form 4; the latest was sold $464k of MIAX on Sep 3, 2026. Grants, option exercises and tax withholding are not counted.

How did Edward Deitzel's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Edward Deitzel has 1.

Where does Edward Deitzel file Form 4?

Edward Deitzel has filed Form 4 at MIAX (MIAMI INTERNATIONAL HOLDINGS, INC.) as EVP, CRO, CCO MIAX Exchanges. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Edward Deitzel: insider trades and track record | InsiderTell