Calamos Advisors LLC

Position in NDAQ — Nasdaq, Inc.

CIK 1316507 NAPERVILLE, IL

Position in NDAQ

as of Jun 30, 2026 · filed Jul 31, 2026 Compact

Position Value

$6,769,692

-$524,056 QoQ

Shares Held

85,888

-0.0% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#248

of 1,081 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 98% Shared 0% None 2%

Financial Services · as of Jun 30, 2026

Calamos Advisors LLC holds $68,657,920 across 5 Financial Data & Stock Exchanges names. NDAQ ranks #4 (9.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SPGI	S&P Global Inc.	73,623	$28,366,879
2	CBOE	Cboe Global Markets, Inc.	83,302	$20,214,896
3	CME	Cme Group Inc.	37,720	$8,329,707
4	NDAQ	Nasdaq, Inc. This page	85,888	$6,769,692
5	COIN	Coinbase Global, Inc.	34,043	$4,976,746

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$6,769,692	85,888	-0.0%	Shares	Sole	2026-07-31
2026-03-31	$7,293,748	85,920	—	Shares	Sole	2026-05-04
No filing history on record for this holder in this stock.