Vanguard Group’s Merck MRK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
$26.8B Buy
254,322,763
+2,185,853
+0.9% +$205M 0.39% 34
2025
Q3
$21.2B Sell
252,136,910
-777,516
-0.3% -$64M 0.32% 42
2025
Q2
$20B Buy
252,914,426
+401,045
+0.2% +$31.9M 0.32% 43
2025
Q1
$22.7B Buy
252,513,381
+1,417,274
+0.6% +$132M 0.41% 30
2024
Q4
$25B Buy
251,096,107
+1,292,192
+0.5% +$133M 0.44% 27
2024
Q3
$28.4B Buy
249,803,915
+5,126,701
+2% +$609M 0.51% 23
2024
Q2
$30.3B Buy
244,677,214
+1,407,315
+0.6% +$181M 0.58% 21
2024
Q1
$32.1B Sell
243,269,899
-1,506,848
-0.6% -$186M 0.64% 20
2023
Q4
$26.7B Buy
244,776,747
+1,236,228
+0.5% +$128M 0.58% 20
2023
Q3
$25.1B Sell
243,540,519
-99,634
-0% -$10.7M 0.62% 21
2023
Q2
$28.1B Sell
243,640,153
-304,970
-0.1% -$34.6M 0.67% 20
2023
Q1
$26B Buy
243,945,123
+16,739,145
+7% +$1.81B 0.66% 19
2022
Q4
$25.2B Buy
227,205,978
+3,071,530
+1% +$314M 0.69% 21
2022
Q3
$19.3B Buy
224,134,448
+3,081,402
+1% +$275M 0.57% 24
2022
Q2
$20.2B Buy
221,053,046
+4,956,989
+2% +$439M 0.57% 24
2022
Q1
$17.7B Buy
216,096,057
+4,893,526
+2% +$386M 0.42% 34
2021
Q4
$16.2B Buy
211,202,531
+734,443
+0.3% +$58.5M 0.37% 46
2021
Q3
$15.8B Sell
210,468,088
-15,085,702
-7% -$1.15B 0.39% 40
2021
Q2
$17.5B Sell
225,553,790
-10,462,024
-4% -$778M 0.44% 31
2021
Q1
$17.4B Buy
236,015,814
+17,601,459
+8% +$1.3B 0.47% 28
2020
Q4
$17B Sell
218,414,355
-1,525,133
-0.7% -$117M 0.49% 27
2020
Q3
$17.4B Sell
219,939,488
-3,058,864
-1% -$240M 0.58% 26
2020
Q2
$16.5B Sell
222,998,352
-4,412,903
-2% -$332M 0.58% 23
2020
Q1
$16.7B Buy
227,411,255
+6,762,890
+3% +$532M 0.71% 17
2019
Q4
$19.1B Buy
220,648,365
+1,097,147
+0.5% +$90.1M 0.65% 21
2019
Q3
$17.6B Sell
219,551,218
-10,834
-0% -$868K 0.65% 21
2019
Q2
$17.6B Buy
219,562,052
+1,775,689
+0.8% +$136M 0.66% 21
2019
Q1
$17.3B Buy
217,786,363
+2,324,282
+1% +$174M 0.68% 21
2018
Q4
$15.7B Buy
215,462,081
+2,892,051
+1% +$204M 0.71% 19
2018
Q3
$14.4B Buy
212,570,030
+969,087
+0.5% +$61.7M 0.56% 25
2018
Q2
$12.3B Buy
211,600,943
+3,045,550
+1% +$172M 0.51% 27
2018
Q1
$10.8B Buy
208,555,393
+1,610,007
+0.8% +$87M 0.47% 33
2017
Q4
$11.1B Buy
206,945,386
+413,113
+0.2% +$22.9M 0.49% 32
2017
Q3
$12.6B Buy
206,532,273
+3,069,029
+2% +$186M 0.59% 25
2017
Q2
$12.4B Buy
203,463,244
+3,471,457
+2% +$211M 0.61% 21
2017
Q1
$12.1B Buy
199,991,787
+6,395,122
+3% +$388M 0.62% 21
2016
Q4
$10.9B Buy
193,596,665
+4,976,297
+3% +$291M 0.61% 22
2016
Q3
$11.2B Buy
188,620,368
+5,409,329
+3% +$316M 0.66% 21
2016
Q2
$10.1B Buy
183,211,039
+3,397,882
+2% +$181M 0.63% 21
2016
Q1
$9.08B Buy
179,813,157
+4,139,843
+2% +$203M 0.59% 23
2015
Q4
$8.85B Buy
175,673,314
+2,466,955
+1% +$124M 0.6% 25
2015
Q3
$8.16B Buy
173,206,359
+1,412,430
+0.8% +$75M 0.59% 25
2015
Q2
$9.33B Buy
171,793,929
+1,431,244
+0.8% +$80.3M 0.63% 21
2015
Q1
$9.34B Buy
170,362,685
+7,183,684
+4% +$407M 0.63% 18
2014
Q4
$8.84B Buy
163,179,001
+2,573,955
+2% +$143M 0.64% 18
2014
Q3
$9.08B Buy
160,605,046
+2,743,901
+2% +$154M 0.71% 18
2014
Q2
$8.71B Buy
157,861,145
+2,776,231
+2% +$151M 0.69% 17
2014
Q1
$8.4B Buy
155,084,914
+4,795,589
+3% +$248M 0.71% 18
2013
Q4
$7.18B Buy
150,289,325
+2,139,590
+1% +$97.8M 0.63% 19
2013
Q3
$6.73B Sell
148,149,735
-1,651,686
-1% -$75.4M 0.66% 19
2013
Q2
$6.64B Buy
+149,801,421
New +$6.69B 0.7% 19

Other funds holding MRK

Vanguard Group's MRK Position: Q4 2025 in Review

Vanguard Group increased its Merck (MRK) stake by 0.87% in Q4 2025, buying an estimated $205M and bringing the position to 254,322,763 shares worth $26.8B. The position accounts for 0.39% of the portfolio, ranked #34.

Vanguard Group first reported a position in MRK in Q2 2013 and has held it in 51 quarters since. The position peaked at $32.1B in Q1 2024. 3,651 funds tracked by Wall St. Rank hold MRK as of Q4 2025.

  • Vanguard Group held 254,322,763 shares of Merck worth $26.8B as of Q4 2025.
  • Vanguard Group bought 2,185,853 Merck shares in Q4 2025, an estimated $205M.
  • Merck made up 0.39% of Vanguard Group's portfolio in Q4 2025, its #34 holding.
  • Vanguard Group first reported a position in Merck in Q2 2013 and has held it in 51 quarters since.
  • Vanguard Group's Merck position peaked at $32.1B in Q1 2024.
  • 3,651 funds tracked by Wall St. Rank held Merck as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.