Massachusetts Financial Services’s Merck MRK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$35.6M Sell
271,829
-4,144,192
-94% -$478M 0.01% 540
2025
Q4
$465M Sell
4,416,021
-3,132,999
-42% -$294M 0.15% 147
2025
Q3
$634M Sell
7,549,020
-130,846
-2% -$10.8M 0.2% 128
2025
Q2
$608M Sell
7,679,866
-303,327
-4% -$24.1M 0.19% 133
2025
Q1
$717M Sell
7,983,193
-214,494
-3% -$20M 0.24% 119
2024
Q4
$816M Sell
8,197,687
-396,589
-5% -$40.9M 0.26% 108
2024
Q3
$976M Sell
8,594,276
-1,077,746
-11% -$128M 0.29% 100
2024
Q2
$1.2B Sell
9,672,022
-1,213,413
-11% -$156M 0.37% 81
2024
Q1
$1.44B Sell
10,885,435
-541,806
-5% -$66.8M 0.43% 69
2023
Q4
$1.25B Sell
11,427,241
-674,660
-6% -$70M 0.4% 79
2023
Q3
$1.25B Sell
12,101,901
-8,053,729
-40% -$868M 0.44% 66
2023
Q2
$2.33B Sell
20,155,630
-2,483,123
-11% -$282M 0.76% 25
2023
Q1
$2.41B Sell
22,638,753
-1,243,479
-5% -$134M 0.82% 22
2022
Q4
$2.65B Sell
23,882,232
-3,158,675
-12% -$323M 0.93% 20
2022
Q3
$2.33B Sell
27,040,907
-679,179
-2% -$60.6M 0.87% 25
2022
Q2
$2.53B Sell
27,720,086
-1,124,158
-4% -$99.7M 0.87% 24
2022
Q1
$2.37B Sell
28,844,244
-137,430
-0.5% -$10.8M 0.7% 37
2021
Q4
$2.22B Buy
28,981,674
+3,484,786
+14% +$278M 0.61% 45
2021
Q3
$1.92B Buy
25,496,888
+809,891
+3% +$61.6M 0.56% 47
2021
Q2
$1.92B Sell
24,686,997
-1,233,345
-5% -$91.7M 0.56% 46
2021
Q1
$1.91B Buy
25,920,342
+2,162,291
+9% +$159M 0.59% 44
2020
Q4
$1.85B Sell
23,758,051
-1,450,418
-6% -$111M 0.6% 41
2020
Q3
$2B Buy
25,208,469
+564,653
+2% +$44.2M 0.72% 33
2020
Q2
$1.82B Buy
24,643,816
+7,096,803
+40% +$534M 0.72% 36
2020
Q1
$1.29B Buy
17,547,013
+7,026,356
+67% +$552M 0.61% 40
2019
Q4
$913M Sell
10,520,657
-225,282
-2% -$18.5M 0.34% 82
2019
Q3
$863M Buy
10,745,939
+41,060
+0.4% +$3.29M 0.35% 84
2019
Q2
$856M Sell
10,704,879
-63,154
-0.6% -$4.84M 0.35% 85
2019
Q1
$855M Buy
10,768,033
+4,029
+0% +$301K 0.36% 81
2018
Q4
$785M Sell
10,764,004
-168,220
-2% -$11.9M 0.38% 73
2018
Q3
$740M Sell
10,932,224
-268,841
-2% -$17.1M 0.3% 92
2018
Q2
$649M Sell
11,201,065
-320,095
-3% -$18.1M 0.28% 99
2018
Q1
$599M Sell
11,521,160
-496,413
-4% -$26.8M 0.26% 105
2017
Q4
$645M Sell
12,017,573
-1,022,280
-8% -$56.7M 0.27% 99
2017
Q3
$797M Sell
13,039,853
-614,866
-5% -$37.3M 0.35% 83
2017
Q2
$835M Sell
13,654,719
-1,050,943
-7% -$64M 0.37% 74
2017
Q1
$892M Sell
14,705,662
-12,524,808
-46% -$760M 0.42% 67
2016
Q4
$1.53B Sell
27,230,470
-415,928
-2% -$24.3M 0.75% 39
2016
Q3
$1.65B Buy
27,646,398
+163,453
+0.6% +$9.56M 0.8% 32
2016
Q2
$1.51B Buy
27,482,945
+1,605,080
+6% +$85.4M 0.76% 37
2016
Q1
$1.31B Buy
25,877,865
+831,883
+3% +$40.7M 0.68% 38
2015
Q4
$1.26B Buy
25,045,982
+246,135
+1% +$12.4M 0.67% 39
2015
Q3
$1.17B Buy
24,799,847
+1,559,730
+7% +$82.9M 0.65% 41
2015
Q2
$1.26B Sell
23,240,117
-1,565,850
-6% -$87.8M 0.64% 42
2015
Q1
$1.36B Buy
24,805,967
+1,236,184
+5% +$70M 0.69% 39
2014
Q4
$1.28B Buy
23,569,783
+7,754,723
+49% +$432M 0.65% 45
2014
Q3
$895M Buy
15,815,060
+4,073,614
+35% +$229M 0.47% 57
2014
Q2
$648M Buy
11,741,446
+74,353
+0.6% +$4.06M 0.34% 74
2014
Q1
$632M Buy
11,667,093
+138,313
+1% +$7.16M 0.35% 72
2013
Q4
$551M Buy
11,528,780
+1,208,331
+12% +$55.2M 0.31% 81
2013
Q3
$469M Sell
10,320,449
-1,112,978
-10% -$50.8M 0.29% 84
2013
Q2
$507M Buy
+11,433,427
New +$511M 0.34% 79

Other funds holding MRK

Massachusetts Financial Services's MRK Position: Q1 2026 in Review

Massachusetts Financial Services reduced its Merck (MRK) stake by 94% in Q1 2026, selling an estimated $478M and leaving 271,829 shares worth $35.6M. The position accounts for 0.01% of the portfolio, ranked #540.

Massachusetts Financial Services first reported a position in MRK in Q2 2013 and has held it in 52 quarters since. The position peaked at $2.65B in Q4 2022. 3,777 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Massachusetts Financial Services held 271,829 shares of Merck worth $35.6M as of Q1 2026.
  • Massachusetts Financial Services sold 4,144,192 Merck shares in Q1 2026, an estimated $478M.
  • Merck made up 0.01% of Massachusetts Financial Services's portfolio in Q1 2026, its #540 holding.
  • Massachusetts Financial Services first reported a position in Merck in Q2 2013 and has held it in 52 quarters since.
  • Massachusetts Financial Services's Merck position peaked at $2.65B in Q4 2022.
  • 3,777 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Massachusetts Financial Services's 13F filing for Q1 2026, filed 14 May 2026.