Marshall Wace’s McKesson MCK Stock Holding History

Marshall Wace’s Portfolio MCK Stock Details MCK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-70,000	Closed	-$57.4M	–	3508
2025 Q4	$57.4M	Buy	70,000 +20,000	+40%	+$16.3M	0.05%	314
2025 Q3	$38.6M	Buy	+50,000	New	+$35.2M	0.04%	401

Other funds holding MCK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

Marshall Wace's MCK Position: Q2 2026 in Review

Marshall Wace sold out of McKesson (MCK) in Q2 2026, closing a stake of 74,488 shares — an estimated $64.5M sold.

Marshall Wace first reported a position in MCK in Q3 2014 and held it in 31 quarters. The position peaked at $383M in Q2 2023. 2,014 funds tracked by Wall St. Rank hold MCK as of Q2 2026.

Marshall Wace reported no remaining McKesson position as of Q2 2026 after selling out during the quarter.
Marshall Wace sold 74,488 McKesson shares in Q2 2026, an estimated $64.5M.
Marshall Wace first reported a position in McKesson in Q3 2014 and held it in 31 quarters.
Marshall Wace's McKesson position peaked at $383M in Q2 2023.
2,014 funds tracked by Wall St. Rank held McKesson as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.