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Main Street Research’s McKesson MCK Stock Holding History

Main Street Research’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 		$21.5M Sell
28,475
-39,299
-58% -$31.2M 1.02% 31
2026
Q1 		$58.6M Buy
67,774
+413
+0.6% +$369K 3.41% 9
2025
Q4 		$55.3M Sell
67,361
-1,531
-2% -$1.25M 3.16% 14
2025
Q3 		$53.2M Sell
68,892
-286
-0.4% -$201K 2.88% 15
2025
Q2 		$50.7M Buy
69,178
+522
+0.8% +$368K 3.16% 12
2025
Q1 		$46.3M Buy
68,656
+852
+1% +$527K 3.02% 13
2024
Q4 		$38.7M Buy
67,804
+1,836
+3% +$1.03M 2.41% 18
2024
Q3 		$32.7M Sell
65,968
-33,982
-34% -$18.9M 2.06% 25
2024
Q2 		$58.4M Sell
99,950
-132
-0.1% -$73.5K 3.85% 5
2024
Q1 		$53.8M Sell
100,082
-478
-0.5% -$243K 3.66% 6
2023
Q4 		$46.6M Sell
100,560
-1,079
-1% -$491K 3.74% 5
2023
Q3 		$44.3M Sell
101,639
-2,531
-2% -$1.07M 4.56% 3
2023
Q2 		$44.6M Buy
104,170
+563
+0.5% +$216K 7.1% 3
2023
Q1 		$36.9M Buy
103,607
+812
+0.8% +$293K 7.29% 4
2022
Q4 		$38.6M Buy
102,795
+475
+0.5% +$177K 9.4% 2
2022
Q3 		$34.8M Sell
102,320
-80
-0.1% -$27.8K 7.66% 4
2022
Q2 		$33.4M Sell
102,400
-1,813
-2% -$580K 8.76% 3
2022
Q1 		$31.9M Buy
+104,213
New +$28.3M 3% 10
2015
Q1 		– Sell
-1,115
Closed -$231K – 135
2014
Q4 		$231K Sell
1,115
-100
-8% -$20.3K 0.05% 122
2014
Q3 		$237K Hold
1,215
– – 0.05% 128
2014
Q2 		$226K Sell
1,215
-110
-8% -$19.6K 0.05% 125
2014
Q1 		$234K Sell
1,325
-375
-22% -$65.5K 0.06% 128
2013
Q4 		$274K Hold
1,700
– – 0.07% 126
2013
Q3 		$218K Buy
+1,700
New +$209K 0.06% 129

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

Main Street Research's MCK Position: Q2 2026 in Review

Main Street Research reduced its McKesson (MCK) stake by 58% in Q2 2026, selling an estimated $31.2M and leaving 28,475 shares worth $21.5M. The position accounts for 1.02% of the portfolio, ranked #31.

Main Street Research first reported a position in MCK in Q3 2013 and has held it in 24 quarters since. The position peaked at $58.6M in Q1 2026. 2,016 funds tracked by Wall St. Rank hold MCK as of Q2 2026.

  • Main Street Research held 28,475 shares of McKesson worth $21.5M as of Q2 2026.
  • Main Street Research sold 39,299 McKesson shares in Q2 2026, an estimated $31.2M.
  • McKesson made up 1.02% of Main Street Research's portfolio in Q2 2026, its #31 holding.
  • Main Street Research first reported a position in McKesson in Q3 2013 and has held it in 24 quarters since.
  • Main Street Research's McKesson position peaked at $58.6M in Q1 2026.
  • 2,016 funds tracked by Wall St. Rank held McKesson as of Q2 2026.

Based on Main Street Research's 13F filing for Q2 2026, filed 29 Jul 2026.