Jennison Associates’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
$752M Buy
6,249,337
+689,849
+12% +$79.6M 0.52% 39
2025
Q4
$585M Buy
+5,559,488
New +$522M 0.35% 40
2024
Q4
Sell
-1,080,765
Closed -$123M 619
2024
Q3
$123M Sell
1,080,765
-728,756
-40% -$86.6M 0.08% 115
2024
Q2
$224M Buy
1,809,521
+229,126
+14% +$29.5M 0.14% 68
2024
Q1
$209M Sell
1,580,395
-20,623
-1% -$2.54M 0.14% 66
2023
Q4
$175M Buy
1,601,018
+37,765
+2% +$3.92M 0.13% 74
2023
Q3
$161M Sell
1,563,253
-55,015
-3% -$5.93M 0.14% 73
2023
Q2
$187M Buy
1,618,268
+430,320
+36% +$48.9M 0.15% 69
2023
Q1
$126M Sell
1,187,948
-193,606
-14% -$20.9M 0.12% 94
2022
Q4
$153M Buy
1,381,554
+515,532
+60% +$52.7M 0.16% 90
2022
Q3
$74.6M Sell
866,022
-773,717
-47% -$69.1M 0.07% 137
2022
Q2
$149M Buy
1,639,739
+1,489,602
+992% +$132M 0.15% 85
2022
Q1
$12.3M Buy
+150,137
New +$11.8M 0.01% 404
2020
Q4
Sell
-26,792
Closed -$2.12M 679
2020
Q3
$2.12M Sell
26,792
-111,569
-81% -$8.74M ﹤0.01% 482
2020
Q2
$10.2M Sell
138,361
-566,615
-80% -$42.7M 0.01% 369
2020
Q1
$51.8M Sell
704,976
-6,182
-0.9% -$486K 0.06% 142
2019
Q4
$61.7M Sell
711,158
-307,020
-30% -$25.2M 0.06% 171
2019
Q3
$81.8M Sell
1,018,178
-896,967
-47% -$71.9M 0.09% 134
2019
Q2
$153M Sell
1,915,145
-11,537,082
-86% -$883M 0.15% 81
2019
Q1
$1.07B Sell
13,452,227
-3,082,369
-19% -$231M 1.06% 31
2018
Q4
$1.21B Buy
16,534,596
+12,626,730
+323% +$891M 1.35% 22
2018
Q3
$265M Buy
3,907,866
+2,938,523
+303% +$187M 0.24% 54
2018
Q2
$56.1M Buy
969,343
+96,289
+11% +$5.43M 0.05% 250
2018
Q1
$45.4M Sell
873,054
-155,790
-15% -$8.41M 0.05% 269
2017
Q4
$55.2M Sell
1,028,844
-987,891
-49% -$54.8M 0.05% 250
2017
Q3
$123M Sell
2,016,735
-20,545
-1% -$1.25M 0.13% 123
2017
Q2
$125M Sell
2,037,280
-237,401
-10% -$14.5M 0.13% 121
2017
Q1
$138M Sell
2,274,681
-33,479
-1% -$2.03M 0.15% 109
2016
Q4
$130M Sell
2,308,160
-252,192
-10% -$14.8M 0.14% 116
2016
Q3
$152M Buy
2,560,352
+46,666
+2% +$2.73M 0.16% 101
2016
Q2
$138M Sell
2,513,686
-54,774
-2% -$2.92M 0.15% 116
2016
Q1
$130M Sell
2,568,460
-758,963
-23% -$37.2M 0.14% 126
2015
Q4
$168M Sell
3,327,423
-3,311,804
-50% -$167M 0.16% 103
2015
Q3
$313M Sell
6,639,227
-1,263,391
-16% -$67.1M 0.32% 62
2015
Q2
$429M Sell
7,902,618
-155,444
-2% -$8.72M 0.39% 60
2015
Q1
$442M Buy
8,058,062
+1,198,688
+17% +$67.9M 0.4% 58
2014
Q4
$372M Sell
6,859,374
-13,743,302
-67% -$766M 0.35% 64
2014
Q3
$1.17B Sell
20,602,676
-224,244
-1% -$12.6M 1.08% 24
2014
Q2
$1.15B Sell
20,826,920
-3,617,182
-15% -$197M 1.06% 23
2014
Q1
$1.32B Buy
24,444,102
+11,732,725
+92% +$608M 1.27% 11
2013
Q4
$607M Buy
12,711,377
+9,691,237
+321% +$443M 0.6% 48
2013
Q3
$137M Sell
3,020,140
-26,400
-0.9% -$1.21M 0.14% 143
2013
Q2
$135M Buy
+3,046,540
New +$136M 0.15% 137

Other funds holding MRK

Jennison Associates's MRK Position: Q1 2026 in Review

Jennison Associates increased its Merck (MRK) stake by 12% in Q1 2026, buying an estimated $79.6M and bringing the position to 6,249,337 shares worth $752M. The position accounts for 0.52% of the portfolio, ranked #39.

Jennison Associates first reported a position in MRK in Q2 2013 and has held it in 43 quarters since. The position peaked at $1.32B in Q1 2014. 3,779 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Jennison Associates held 6,249,337 shares of Merck worth $752M as of Q1 2026.
  • Jennison Associates bought 689,849 Merck shares in Q1 2026, an estimated $79.6M.
  • Merck made up 0.52% of Jennison Associates's portfolio in Q1 2026, its #39 holding.
  • Jennison Associates first reported a position in Merck in Q2 2013 and has held it in 43 quarters since.
  • Jennison Associates's Merck position peaked at $1.32B in Q1 2014.
  • 3,779 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Jennison Associates's 13F filing for Q1 2026, filed 6 May 2026.