Castle Hook Partners LP

Position in TWST — Twist Bioscience Corp

CIK 1687241 NEW YORK, NY

Position in TWST

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

Position Value

$1,098,861

New position

Shares Held

10,681

first reported quarter

Ownership

0.017%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#177

of 334 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Castle Hook Partners LP holds $1,193,902,670 across 4 Diagnostics & Research names. TWST ranks #4 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NTRA	Natera, Inc.	2,596,276	$704,759,120
2	DHR	Danaher Corp /De/	2,125,349	$404,836,477
3	TMO	Thermo Fisher Scientific Inc.	165,965	$83,208,212
4	TWST	Twist Bioscience Corp This page	10,681	$1,098,861

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,098,861	10,681	—	Shares	Sole	2026-08-14
No filing history on record for this holder in this stock.