PEAK6
MCK icon

PEAK6’s McKesson MCK Stock Holding History

PEAK6’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
Q2 		$2.1M Buy
2,783
+2,782
+278,200% +$2.21M ﹤0.01% 1300
2026
Q1 		$806 Sell
1
-4,206
-100% -$3.75M ﹤0.01% 2599
2025
Q4 		$3.45M Buy
4,207
+1,682
+67% +$1.37M 0.01% 1136
2025
Q3 		$1.95M Sell
2,525
-1,577
-38% -$1.11M ﹤0.01% 1514
2025
Q2 		$3.01M Buy
4,102
+4,101
+410,100% +$2.89M 0.01% 1217
2025
Q1 		$757 Sell
1
-870
-100% -$538K ﹤0.01% 2881
2024
Q4 		$496K Buy
+871
New +$488K ﹤0.01% 2155

Other funds holding MCK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

PEAK6's MCK Position: Q2 2026 in Review

PEAK6 increased its McKesson (MCK) stake by 278,200% in Q2 2026, buying an estimated $2.21M and bringing the position to 2,783 shares worth $2.1M. The position accounts for ﹤0.01% of the portfolio, ranked #1300.

PEAK6 first reported a position in MCK in Q4 2024 and has held it in 7 quarters since. The position peaked at $3.45M in Q4 2025. 1,996 funds tracked by Wall St. Rank hold MCK as of Q2 2026.

  • PEAK6 held 2,783 shares of McKesson worth $2.1M as of Q2 2026.
  • PEAK6 bought 2,782 McKesson shares in Q2 2026, an estimated $2.21M.
  • McKesson made up ﹤0.01% of PEAK6's portfolio in Q2 2026, its #1300 holding.
  • PEAK6 first reported a position in McKesson in Q4 2024 and has held it in 7 quarters since.
  • PEAK6's McKesson position peaked at $3.45M in Q4 2025.
  • 1,996 funds tracked by Wall St. Rank held McKesson as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.