EdgePoint Investment Group Inc.

Position in DGX — Quest Diagnostics Inc

CIK 1481669 TORONTO, A6

Position in DGX

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

Position Value

$476,372,037

+$36,618,591 QoQ

Shares Held

2,247,568

+0.2% QoQ

Ownership

2.04%

of shares outstanding

% of Portfolio

3.60%

of 13F equity value

Holder Rank

#10

of 1,090 holders

Holding Since

Jun 2025

5 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

EdgePoint Investment Group Inc. holds $2,779,245,902 across 4 Diagnostics & Research names. DGX ranks #3 (17.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TMO	Thermo Fisher Scientific Inc.	2,179,650	$1,092,789,324
2	RVTY	Revvity, Inc.	8,544,479	$950,658,733
3	DGX	Quest Diagnostics Inc This page	2,247,568	$476,372,037
4	TWST	Twist Bioscience Corp	2,521,635	$259,425,808

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$476,372,037	2,247,568	+0.2%	Shares	Sole	2026-08-14
2026-03-31	$439,753,446	2,243,869	+35.1%	Shares	Sole	2026-05-15
2025-12-31	$288,245,824	1,661,072	+95.5%	Shares	Sole	2026-02-17
2025-09-30	$161,945,736	849,752	+66757.0%	Shares	Sole	2025-11-14
2025-06-30	$228,309	1,271	—	Shares	Sole	2025-08-14
No filing history on record for this holder in this stock.