SIG BROKERAGE, LP

Broker-Dealer

Position in MIAX — Miami International Holdings, Inc.

CIK 1094429 BALA CYNWYD, PA

Back to MIAX Full portfolio

Position in MIAX

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$460,969

-$441,546 QoQ

Shares Held

12,405

-46.5% QoQ

Ownership

0.013%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

#143

of 204 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in MIAX Over Time

Shares Held

Position Value (USD)

Derivatives in MIAX

reported options exposure · as of Jun 30, 2026

CallValue

CallShares

PutValue

$743,200

PutShares

20,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Capital Markets

Financial Services · as of Jun 30, 2026

SIG BROKERAGE, LP holds $17,632,978 across 8 Capital Markets names. MIAX ranks #6 (2.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SCHW	Schwab Charles Corp	107,681	$9,935,725
2	GS	Goldman Sachs Group Inc	4,414	$4,464,187
3	HOOD	Robinhood Markets, Inc.	11,174	$1,120,528
4	FUTU	Futu Holdings Ltd	9,273	$869,251
5	MS	Morgan Stanley	3,248	$678,961
6	MIAX	Miami International Holdings, Inc. This page	12,405	$460,969
7	SBET	Sharplink, Inc.	17,666	$84,796
8	BTBT	Bit Digital, Inc	10,312	$18,561

All Filings in MIAX

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5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$460,969	12,405	-46.5%	Shares	Sole	2026-08-14
2026-06-30	$743,200	20,000	-50.0%	Put	Sole	2026-08-14
2026-03-31	$1,556,800	40,000	—	Put	Sole	2026-05-15
2026-03-31	$778,400	20,000	—	Call	Sole	2026-05-15
2026-03-31	$902,515	23,189	—	Shares	Sole	2026-05-15
No filing history on record for this holder in this stock.