MARTINGALE ASSET MANAGEMENT L P

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 936944 BOSTON, MA

Position in REGN

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$13,027,483

+$5,490,945 QoQ

Shares Held

16,861

+72.7% QoQ

Ownership

0.016%

of shares outstanding

% of Portfolio

0.33%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

23 quarters on record

Voting authority Sole 70.93885297431943.ToString("F0")% Shared 0.ToString("F0")% None 29.06114702568057.ToString("F0")%

Healthcare · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $113,855,320 across 56 Biotechnology names. REGN ranks #3 (11.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	44,750	$19,982,665
2	INCY	Incyte Corp	164,646	$15,496,481
3	REGN	Regeneron Pharmaceuticals, Inc. This page	16,861	$13,027,483
4	JAZZ	Jazz Pharmaceuticals plc	46,721	$8,832,605
5	LGND	Ligand Pharmaceuticals Inc	17,762	$3,546,183
6	CPRX	Catalyst Pharmaceuticals, Inc.	139,535	$3,454,886
7	ALNY	Alnylam Pharmaceuticals, Inc.	10,114	$3,346,419
8	ACAD	Acadia Pharmaceuticals Inc	139,964	$3,115,598

23 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$13,027,483	16,861	+72.7%	Shares	Sole	2026-05-13
2025-12-31	$7,536,538	9,764	+275.8%	Shares	Sole	2026-02-13
2025-06-30	$1,363,950	2,598	-77.6%	Shares	Sole	2025-08-11
2025-03-31	$7,354,531	11,596	-42.6%	Shares	Sole	2025-05-14
2024-12-31	$14,394,764	20,208	-6.9%	Shares	Sole	2025-02-13
2024-09-30	$22,823,471	21,711	-17.1%	Shares	Sole	2024-11-14
2024-06-30	$27,519,117	26,183	-11.1%	Shares	Sole	2024-08-12
2024-03-31	$28,356,879	29,462	-10.1%	Shares	Sole	2024-05-14
2023-12-31	$28,792,102	32,782	-4.3%	Shares	Sole	2024-02-12
2023-09-30	$28,190,494	34,255	-5.8%	Shares	Sole	2023-11-14
2023-06-30	$26,120,366	36,352	-5.2%	Shares	Sole	2023-08-11
2023-03-31	$31,512,687	38,352	-1.4%	Shares	Sole	2023-05-12
2022-12-31	$28,050,809	38,879	-8.5%	Shares	Sole	2023-02-13
2022-09-30	$29,281,107	42,506	-4.1%	Shares	Sole	2022-11-14
2022-06-30	$26,207,748	44,335	-7.4%	Shares	Sole	2022-08-11
2022-03-31	$33,440,349	47,880	-6.7%	Shares	Sole	2022-05-12
2021-12-31	$32,398,239	51,302	-5.6%	Shares	Sole	2022-02-11
2021-09-30	$32,895,164	54,356	-16.6%	Shares	Sole	2021-11-12
2021-06-30	$36,399,493	65,169	-4.7%	Shares	Sole	2021-08-13
2021-03-31	$32,344,323	68,361	+7.0%	Shares	Sole	2021-05-13
2020-12-31	$30,852,853	63,863	+20.2%	Shares	Sole	2021-02-10
2020-09-30	$29,743,350	53,134	+32.2%	Shares	Sole	2020-11-12
2020-06-30	$25,063,246	40,188	—	Shares	Sole	2020-08-10
No filing history on record for this holder in this stock.