Steward Partners Investment Advisory, LLC

Position in PRTA — Prothena Corp Public Ltd Co

CIK 1723397 STAMFORD, CT

Position in PRTA

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$39

-$19 QoQ

Shares Held

-33.3% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#184

of 187 holders

Holding Since

Mar 2020

12 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Jun 30, 2026

Steward Partners Investment Advisory, LLC holds $58,578,486 across 161 Biotechnology names. PRTA ranks #152 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VKTX	Viking Therapeutics, Inc.	351,178	$13,699,453
2	VRTX	Vertex Pharmaceuticals Inc / Ma	20,851	$10,357,317
3	ARGX	Argenx SE	9,982	$9,261,000
4	REGN	Regeneron Pharmaceuticals, Inc.	5,148	$3,209,983
5	BMRN	Biomarin Pharmaceutical Inc	55,012	$3,147,786
6	CRMD	CorMedix Inc.	232,615	$1,826,027
7	OCUL	Ocular Therapeutix, Inc	165,142	$1,621,694
8	NKTR	Nektar Therapeutics	18,279	$1,276,056

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$39	4	-33.3%	Shares	Sole	2026-08-13
2026-03-31	$58	6	0.0%	Shares	Sole	2026-05-08
2025-12-31	$57	6	0.0%	Shares	Sole	2026-02-12
2025-09-30	$58	6	0.0%	Shares	Sole	2025-11-12
2025-06-30	$36	6	-76.0%	Shares	Sole	2025-08-12
2021-09-30	$1,780	25	0.0%	Shares	Sole	2021-11-12
2021-06-30	$1,285	25	0.0%	Shares	Sole	2021-08-13
2021-03-31	$628	25	0.0%	Shares	Sole	2021-05-14
2020-12-31	$300	25	0.0%	Shares	Sole	2021-02-11
2020-09-30	$249	25	0.0%	Shares	Sole	2020-10-30
2020-06-30	$261	25	0.0%	Shares	Sole	2020-08-06
2020-03-31	$267	25	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.