MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in MCK — Mckesson Corp

CIK 912938 Boston, MA

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Position in MCK

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$2,509,745,625

-$317,074,606 QoQ

Shares Held

2,900,233

-15.8% QoQ

Ownership

2.41%

of shares outstanding

% of Portfolio

0.91%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 74.5354252572121.ToString("F0")% Shared 23.207687106518684.ToString("F0")% None 2.256887636269224.ToString("F0")%

Common Shares in MCK Over Time

Shares Held

Position Value (USD)

Position in Medical Distribution

Healthcare · as of Mar 31, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $2,652,100,674 across 3 Medical Distribution names. MCK ranks #1 (94.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MCK	Mckesson Corp This page	2,900,233	$2,509,745,625
2	COR	Cencora, Inc.	452,448	$142,132,014
3	ACH	Accendra Health Inc/Va/	97,823	$223,035

All Filings in MCK

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,509,745,625	2,900,233	-15.8%	Shares	Defined	2026-05-14
2025-12-31	$2,826,820,231	3,446,123	-12.2%	Shares	Sole	2026-01-22
2025-09-30	$3,031,664,813	3,924,282	-1.5%	Shares	Sole	2025-10-29
2025-06-30	$2,919,819,796	3,984,579	-13.4%	Shares	Sole	2025-08-08
2025-03-31	$3,098,131,668	4,603,533	-2.5%	Shares	Sole	2025-05-02
2024-12-31	$2,689,792,824	4,719,680	-4.5%	Shares	Sole	2025-02-12
2024-09-30	$2,444,175,154	4,943,520	+2.9%	Shares	Sole	2024-11-12
2024-06-30	$2,806,215,830	4,804,835	-2.2%	Shares	Sole	2024-08-09
2024-03-31	$2,637,054,438	4,912,088	-2.2%	Shares	Sole	2024-05-14
2023-12-31	$2,326,294,860	5,024,612	-2.4%	Shares	Sole	2024-02-08
2023-09-30	$2,238,953,067	5,148,794	+16.0%	Shares	Sole	2023-11-08
2023-06-30	$1,897,408,518	4,440,356	-1.9%	Shares	Sole	2023-08-09
2023-03-31	$1,612,269,522	4,528,211	-1.0%	Shares	Sole	2023-05-10
2022-12-31	$1,715,048,261	4,571,999	-4.4%	Shares	Sole	2023-02-13
2022-09-30	$1,625,124,767	4,781,607	-2.4%	Shares	Sole	2022-11-09
2022-06-30	$1,598,308,952	4,899,632	-13.0%	Shares	Sole	2022-08-09
2022-03-31	$1,724,174,973	5,632,166	-1.3%	Shares	Sole	2022-05-11
2021-12-31	$1,418,098,061	5,705,025	+3.0%	Shares	Sole	2022-02-10
2021-09-30	$1,103,916,414	5,536,746	+1.2%	Shares	Sole	2021-11-10
2021-06-30	$1,046,605,072	5,472,731	-6.4%	Shares	Sole	2021-08-13
2021-03-31	$1,140,813,726	5,849,127	-1.0%	Shares	Sole	2021-05-13
2020-12-31	$1,027,730,842	5,909,216	-0.0%	Shares	Sole	2021-05-12
2020-09-30	$880,109,428	5,909,551	-0.6%	Shares	Sole	2020-11-12
2020-06-30	$911,925,254	5,943,979	+6.3%	Shares	Sole	2020-11-20
2020-03-31	$756,545,830	5,593,271	—	Shares	Sole	2020-11-20
No filing history on record for this holder in this stock.