Trexquant Investment LP

Position in SION — Sionna Therapeutics, Inc.

CIK 1633445 STAMFORD, CT

Position in SION

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$1,047,401

New position

Shares Held

23,810

first reported quarter

Ownership

0.053%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#75

of 146 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 91% Shared 0% None 9%

Healthcare · as of Jun 30, 2026

Trexquant Investment LP holds $612,941,942 across 144 Biotechnology names. SION ranks #106 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MRNA	Moderna, Inc.	505,160	$35,376,354
2	TWST	Twist Bioscience Corp	255,271	$26,262,280
3	REGN	Regeneron Pharmaceuticals, Inc.	41,839	$26,088,290
4	RVMD	Revolution Medicines, Inc.	120,122	$22,496,448
5	AXSM	Axsome Therapeutics, Inc.	83,679	$20,482,108
6	RARE	Ultragenyx Pharmaceutical Inc.	556,385	$18,577,695
7	INSM	INSMED Inc	156,553	$16,691,680
8	SRRK	Scholar Rock Holding Corp	275,712	$15,164,160

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,047,401	23,810	—	Shares	Sole	2026-08-14
No filing history on record for this holder in this stock.