GREAT LAKES ADVISORS, LLC

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1078013 CHICAGO, IL

Position in REGN

as of Jun 30, 2026 · filed Aug 10, 2026 Compact

Position Value

$10,555,285

+$2,649,635 QoQ

Shares Held

16,928

+65.4% QoQ

Ownership

0.016%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

#288

of 1,328 holders

Holding Since

Mar 2023

8 quarters on record

Voting authority Sole 85% Shared 0% None 15%

Healthcare · as of Jun 30, 2026

GREAT LAKES ADVISORS, LLC holds $62,444,106 across 24 Biotechnology names. REGN ranks #1 (16.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	REGN	Regeneron Pharmaceuticals, Inc. This page	16,928	$10,555,285
2	JAZZ	Jazz Pharmaceuticals plc	33,804	$8,145,749
3	PTGX	Protagonist Therapeutics, Inc	56,904	$6,975,292
4	IONS	Ionis Pharmaceuticals Inc	66,924	$5,306,403
5	ACAD	Acadia Pharmaceuticals Inc	151,341	$3,828,926
6	ROIV	Roivant Sciences Ltd.	107,786	$3,814,545
7	DNLI	Denali Therapeutics Inc.	145,045	$3,730,557
8	IDYA	IDEAYA Biosciences, Inc.	87,747	$3,270,330

8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,555,285	16,928	+65.4%	Shares	Defined	2026-08-10
2026-03-31	$7,905,650	10,232	+458.2%	Shares	Defined	2026-05-12
2025-12-31	$1,414,837	1,833	+0.4%	Shares	Sole	2026-02-12
2025-09-30	$1,026,142	1,825	+28.7%	Shares	Sole	2025-11-03
2024-09-30	$1,490,658	1,418	-20.1%	Shares	Sole	2024-11-04
2024-06-30	$1,865,578	1,775	+0.9%	Shares	Sole	2024-08-06
2023-06-30	$1,263,911	1,759	-1.7%	Shares	Sole	2023-08-10
2023-03-31	$1,469,967	1,789	—	Shares	Sole	2023-05-10
No filing history on record for this holder in this stock.