Prosight Management, LP

Position in RGNX — REGENXBIO Inc.

CIK 1617201 DALLAS, TX

Position in RGNX

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$1,676,000

New position

Shares Held

200,000

first reported quarter

Ownership

0.387%

of shares outstanding

% of Portfolio

0.27%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

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

Healthcare · as of Mar 31, 2026

Prosight Management, LP holds $368,598,367 across 29 Biotechnology names. RGNX ranks #24 (0.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NKTR	Nektar Therapeutics	735,000	$52,883,250
2	JANX	Janux Therapeutics, Inc.	3,550,000	$49,345,000
3	LKFT	Lakefront Biotherapeutics NV	1,550,000	$46,500,000
4	STTK	Shattuck Labs, Inc.	5,004,439	$32,178,542
5	KURA	Kura Oncology, Inc.	3,356,700	$27,289,971
6	ALNY	Alnylam Pharmaceuticals, Inc.	76,000	$25,146,120
7	MGTX	MeiraGTx Holdings plc	2,629,971	$22,775,548
8	SNDX	Syndax Pharmaceuticals Inc	770,000	$17,987,200

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,676,000	200,000	—	Shares	Sole	2026-05-15
No filing history on record for this holder in this stock.