SUMMIT SECURITIES GROUP LLC

Broker-Dealer

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1531593 NEW YORK, NY

Position in REGN

as of Mar 31, 2026 · filed Apr 30, 2026 Compact

Position Value

$106,624

-$131,111 QoQ

Shares Held

138

-55.2% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2022

10 quarters on record

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

Healthcare · as of Mar 31, 2026

SUMMIT SECURITIES GROUP LLC holds $1,851,878 across 25 Biotechnology names. REGN ranks #2 (5.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TERN	Terns Pharmaceuticals, Inc.	23,000	$1,212,560
2	REGN	Regeneron Pharmaceuticals, Inc. This page	138	$106,624
3	MRNA	Moderna, Inc.	1,626	$82,600
4	CRMD	CorMedix Inc.	10,256	$69,638
5	FULC	Fulcrum Therapeutics, Inc.	6,975	$53,498
6	COGT	Cogent Biosciences, Inc.	1,197	$46,072
7	MIRM	Mirum Pharmaceuticals, Inc.	460	$42,494
8	RVMD	Revolution Medicines, Inc.	400	$38,900

10 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$106,624	138	-55.2%	Shares	Sole	2026-04-30
2025-12-31	$237,735	308	+1000.0%	Shares	Sole	2026-02-17
2025-09-30	$15,743	28	+47.4%	Shares	Sole	2025-11-13
2024-12-31	$13,534	19	+35.7%	Shares	Sole	2025-02-12
2024-06-30	$14,714	14	+55.6%	Shares	Sole	2024-07-26
2023-12-31	$7,904	9	-25.0%	Shares	Sole	2024-02-14
2023-09-30	$9,875	12	-65.7%	Shares	Sole	2023-11-13
2023-06-30	$25,148	35	-91.7%	Shares	Sole	2023-08-14
2022-09-30	$290,014	421	-12.5%	Shares	Sole	2022-11-02
2022-03-31	$335,940	481	—	Shares	Sole	2022-05-11
No filing history on record for this holder in this stock.