SeaBridge Investment Advisors LLC

Position in NTRA — Natera, Inc.

CIK 1304229 SUMMIT, NJ

Position in NTRA

as of Jun 30, 2026 · filed Jul 17, 2026 Compact

Position Value

$7,186,638

+$1,910,102 QoQ

Shares Held

26,475

+0.3% QoQ

Ownership

0.018%

of shares outstanding

% of Portfolio

1.50%

of 13F equity value

Holder Rank

#228

of 844 holders

Holding Since

Dec 2024

7 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

SeaBridge Investment Advisors LLC holds $17,384,009 across 5 Diagnostics & Research names. NTRA ranks #1 (41.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NTRA	Natera, Inc. This page	26,475	$7,186,638
2	ICLR	Icon PLC	26,986	$4,687,738
3	MTD	Mettler Toledo International Inc/	2,773	$3,542,535
4	TMO	Thermo Fisher Scientific Inc.	3,493	$1,751,250
5	A	Agilent Technologies, Inc.	1,625	$215,848

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,186,638	26,475	+0.3%	Shares	Sole	2026-07-17
2026-03-31	$5,276,536	26,384	+21.1%	Shares	Sole	2026-04-29
2025-12-31	$4,989,580	21,780	-2.8%	Shares	Sole	2026-01-26
2025-09-30	$3,605,728	22,400	+0.1%	Shares	Sole	2025-10-22
2025-06-30	$3,779,863	22,374	+6.1%	Shares	Sole	2025-07-17
2025-03-31	$2,982,478	21,091	+15.4%	Shares	Sole	2025-05-02
2024-12-31	$2,894,040	18,282	—	Shares	Sole	2025-01-24
No filing history on record for this holder in this stock.