FLAGSHIP HARBOR ADVISORS, LLC

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1691766 BOSTON, MA

Position in REGN

as of Jun 30, 2026 · filed Jul 22, 2026 Compact

Position Value

$437,725

-$137,119 QoQ

Shares Held

702

-5.6% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

#840

of 1,322 holders

Holding Since

Mar 2020

15 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Jun 30, 2026

FLAGSHIP HARBOR ADVISORS, LLC holds $2,839,268 across 7 Biotechnology names. REGN ranks #3 (15.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	1,669	$829,042
2	AUPH	Aurinia Pharmaceuticals Inc.	38,378	$651,274
3	REGN	Regeneron Pharmaceuticals, Inc. This page	702	$437,725
4	ARWR	Arrowhead Pharmaceuticals, Inc.	5,111	$416,597
5	DFTX	Definium Therapeutics, Inc.	7,966	$374,720
6	RXRX	Recursion Pharmaceuticals, Inc.	18,400	$67,528
7	GERN	Geron Corp	48,736	$62,382

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$437,725	702	-5.6%	Shares	Sole	2026-07-22
2026-03-31	$574,844	744	-14.5%	Shares	Sole	2026-04-28
2025-12-31	$671,526	870	-2.8%	Shares	Sole	2026-01-21
2025-09-30	$503,231	895	+0.6%	Shares	Sole	2025-11-05
2025-06-30	$467,250	890	+264.8%	Shares	Sole	2025-08-04
2024-09-30	$256,502	244	-3.2%	Shares	Sole	2024-10-21
2024-06-30	$264,859	252	-2.7%	Shares	Sole	2025-12-02
2024-03-31	$249,284	259	+7.9%	Shares	Sole	2024-04-16
2023-12-31	$210,789	240	-74.9%	Shares	Sole	2024-01-10
2023-03-31	$786,338	957	+24.6%	Shares	Sole	2023-04-12
2022-12-31	$554,104	768	+135.6%	Shares	Sole	2023-01-13
2022-09-30	$224,571	326	+46.8%	Shares	Sole	2022-10-13
2020-09-30	$124,271	222	-20.4%	Shares	Sole	2020-10-13
2020-06-30	$173,998	279	+65.1%	Shares	Sole	2020-07-31
2020-03-31	$82,521	169	—	Shares	Sole	2020-05-12
No filing history on record for this holder in this stock.