Portolan Capital Management, LLC

Position in CRCL — Circle Internet Group, Inc.

CIK 1350290 BOSTON, MA

Position in CRCL

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$20,398,276

New position

Shares Held

213,796

first reported quarter

Ownership

0.087%

of shares outstanding

% of Portfolio

1.11%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Financial Services · as of Mar 31, 2026

Portolan Capital Management, LLC holds $78,710,701 across 3 Capital Markets names. CRCL ranks #2 (25.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VIRT	Virtu Financial, Inc.	1,211,887	$53,298,790
2	CRCL	Circle Internet Group, Inc. This page	213,796	$20,398,276
3	MIAX	Miami International Holdings, Inc.	128,819	$5,013,635

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$20,398,276	213,796	—	Shares	Sole	2026-05-15
No filing history on record for this holder in this stock.