Russell Investments Group’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
$302M Sell
2,526,631
-685,244
-21% -$79.1M 0.32% 41
2025
Q4
$339M Sell
3,211,875
-214,818
-6% -$20.2M 0.37% 30
2025
Q3
$284M Sell
3,426,693
-256,688
-7% -$21.1M 0.32% 44
2025
Q2
$292M Sell
3,683,381
-46,688
-1% -$3.71M 0.37% 37
2025
Q1
$334M Buy
3,730,069
+649,408
+21% +$60.6M 0.46% 28
2024
Q4
$306M Buy
3,080,661
+310,850
+11% +$32M 0.42% 30
2024
Q3
$315M Buy
2,769,811
+571,455
+26% +$67.9M 0.46% 26
2024
Q2
$276M Sell
2,198,356
-163,052
-7% -$21M 0.44% 27
2024
Q1
$311M Buy
2,361,408
+357,133
+18% +$44M 0.49% 21
2023
Q4
$218M Sell
2,004,275
-80,586
-4% -$8.36M 0.39% 34
2023
Q3
$216M Buy
2,084,861
+52,599
+3% +$5.67M 0.43% 30
2023
Q2
$233M Sell
2,032,262
-465,983
-19% -$52.9M 0.45% 28
2023
Q1
$265M Sell
2,498,245
-108,532
-4% -$11.7M 0.52% 21
2022
Q4
$289M Buy
2,606,777
+150,983
+6% +$15.4M 0.6% 16
2022
Q3
$212M Sell
2,455,794
-576,318
-19% -$51.4M 0.47% 23
2022
Q2
$278M Sell
3,032,112
-211,185
-7% -$18.7M 0.57% 16
2022
Q1
$267M Sell
3,243,297
-19,057
-0.6% -$1.5M 0.46% 24
2021
Q4
$251M Sell
3,262,354
-444,525
-12% -$35.4M 0.4% 31
2021
Q3
$278M Buy
3,706,879
+634,989
+21% +$48.3M 0.47% 21
2021
Q2
$239M Sell
3,071,890
-117,885
-4% -$8.77M 0.4% 26
2021
Q1
$235M Buy
3,189,775
+227,074
+8% +$16.7M 0.41% 28
2020
Q4
$230M Buy
2,962,701
+792,685
+37% +$60.6M 0.46% 24
2020
Q3
$171M Sell
2,170,016
-512,441
-19% -$40.1M 0.37% 33
2020
Q2
$197M Buy
2,682,457
+29,018
+1% +$2.18M 0.44% 27
2020
Q1
$195M Buy
2,653,439
+593,744
+29% +$46.7M 0.5% 26
2019
Q4
$179M Sell
2,059,695
-15,546
-0.7% -$1.28M 0.33% 42
2019
Q3
$166M Sell
2,075,241
-493,932
-19% -$39.6M 0.32% 46
2019
Q2
$206M Sell
2,569,173
-128,286
-5% -$9.82M 0.38% 35
2019
Q1
$214M Sell
2,697,459
-76,725
-3% -$5.74M 0.4% 34
2018
Q4
$202M Sell
2,774,184
-441,472
-14% -$31.2M 0.45% 28
2018
Q3
$218M Buy
3,215,656
+67,971
+2% +$4.33M 0.41% 32
2018
Q2
$182M Sell
3,147,685
-535,041
-15% -$30.2M 0.38% 37
2018
Q1
$191M Buy
3,682,726
+436,976
+13% +$23.6M 0.32% 49
2017
Q4
$175M Sell
3,245,750
-1,078,139
-25% -$59.8M 0.29% 56
2017
Q3
$264M Sell
4,323,889
-84,678
-2% -$5.13M 0.45% 27
2017
Q2
$270M Buy
4,408,567
+112,347
+3% +$6.84M 0.48% 25
2017
Q1
$261M Buy
4,296,220
+331,066
+8% +$20.1M 0.48% 25
2016
Q4
$223M Buy
+3,965,154
New +$232M 0.44% 27

Other funds holding MRK

Russell Investments Group's MRK Position: Q1 2026 in Review

Russell Investments Group reduced its Merck (MRK) stake by 21% in Q1 2026, selling an estimated $79.1M and leaving 2,526,631 shares worth $302M. The position accounts for 0.32% of the portfolio, ranked #41.

Russell Investments Group first reported a position in MRK in Q4 2016 and has held it in 38 quarters since. The position peaked at $339M in Q4 2025. 3,778 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Russell Investments Group held 2,526,631 shares of Merck worth $302M as of Q1 2026.
  • Russell Investments Group sold 685,244 Merck shares in Q1 2026, an estimated $79.1M.
  • Merck made up 0.32% of Russell Investments Group's portfolio in Q1 2026, its #41 holding.
  • Russell Investments Group first reported a position in Merck in Q4 2016 and has held it in 38 quarters since.
  • Russell Investments Group's Merck position peaked at $339M in Q4 2025.
  • 3,778 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.