Janus Henderson 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 | $346M | Buy |
2,880,199
+995,059
| +53% | +$115M | 0.17% | 136 |
|
|
2025
Q4 | $198M | Sell |
1,885,140
-230,401
| -11% | -$21.6M | 0.09% | 196 |
|
|
2025
Q3 | $178M | Buy |
2,115,541
+1,573,424
| +290% | +$130M | 0.08% | 200 |
|
|
2025
Q2 | $42.9M | Sell |
542,117
-2,223,249
| -80% | -$177M | 0.02% | 424 |
|
|
2025
Q1 | $247M | Sell |
2,765,366
-3,099,139
| -53% | -$289M | 0.14% | 167 |
|
|
2024
Q4 | $583M | Sell |
5,864,505
-2,905,121
| -33% | -$300M | 0.3% | 75 |
|
|
2024
Q3 | $996M | Sell |
8,769,626
-1,921,052
| -18% | -$228M | 0.51% | 34 |
|
|
2024
Q2 | $1.32B | Buy |
10,690,678
+229,514
| +2% | +$29.6M | 0.71% | 22 |
|
|
2024
Q1 | $1.38B | Sell |
10,461,164
-1,595,753
| -13% | -$197M | 0.75% | 17 |
|
|
2023
Q4 | $1.31B | Sell |
12,056,917
-273,178
| -2% | -$28.4M | 0.78% | 19 |
|
|
2023
Q3 | $1.27B | Sell |
12,330,095
-1,154,477
| -9% | -$124M | 0.83% | 15 |
|
|
2023
Q2 | $1.56B | Sell |
13,484,572
-172,415
| -1% | -$19.6M | 0.97% | 12 |
|
|
2023
Q1 | $1.45B | Buy |
13,656,987
+266,757
| +2% | +$28.8M | 0.96% | 13 |
|
|
2022
Q4 | $1.49B | Sell |
13,390,230
-14,000,356
| -51% | -$1.43B | 1.06% | 10 |
|
|
2022
Q3 | $2.36B | Buy |
27,390,586
+16,459,944
| +151% | +$1.47B | 0.88% | 15 |
|
|
2022
Q2 | $997M | Sell |
10,930,642
-1,027,093
| -9% | -$91.1M | 0.69% | 20 |
|
|
2022
Q1 | $981M | Sell |
11,957,735
-638,043
| -5% | -$50.3M | 0.47% | 42 |
|
|
2021
Q4 | $965M | Sell |
12,595,778
-4,881,403
| -28% | -$389M | 0.4% | 51 |
|
|
2021
Q3 | $1.31B | Sell |
17,477,181
-233,106
| -1% | -$17.7M | 0.57% | 27 |
|
|
2021
Q2 | $1.38B | Sell |
17,710,287
-6,884,997
| -28% | -$512M | 0.59% | 23 |
|
|
2021
Q1 | $1.81B | Sell |
24,595,284
-460,619
| -2% | -$34M | 0.83% | 15 |
|
|
2020
Q4 | $1.96B | Sell |
25,055,903
-4,015,994
| -14% | -$307M | 0.91% | 12 |
|
|
2020
Q3 | $2.3B | Sell |
29,071,897
-4,040,434
| -12% | -$316M | 1.2% | 10 |
|
|
2020
Q2 | $2.44B | Buy |
33,112,331
+2,397,419
| +8% | +$180M | 1.37% | 7 |
|
|
2020
Q1 | $2.26B | Buy |
30,714,912
+370,895
| +1% | +$29.1M | 1.55% | 7 |
|
|
2019
Q4 | $2.63B | Buy |
30,344,017
+4,305,976
| +17% | +$354M | 1.35% | 7 |
|
|
2019
Q3 | $2.09B | Buy |
26,038,041
+5,774
| +0% | +$463K | 1.13% | 8 |
|
|
2019
Q2 | $2.08B | Buy |
26,032,267
+1,876,345
| +8% | +$144M | 1.13% | 7 |
|
|
2019
Q1 | $1.92B | Buy |
24,155,922
+1,831,440
| +8% | +$137M | 1.06% | 8 |
|
|
2018
Q4 | $1.63B | Buy |
22,324,482
+819,995
| +4% | +$57.9M | 1.04% | 9 |
|
|
2018
Q3 | $1.46B | Buy |
21,504,487
+8,418,200
| +64% | +$536M | 0.78% | 11 |
|
|
2018
Q2 | $758M | Buy |
13,086,287
+3,859,080
| +42% | +$218M | 0.43% | 42 |
|
|
2018
Q1 | $480M | Sell |
9,227,207
-133,663
| -1% | -$7.22M | 0.28% | 91 |
|
|
2017
Q4 | $503M | Buy |
9,360,870
+2,333,439
| +33% | +$129M | 0.31% | 80 |
|
|
2017
Q3 | $429M | Buy |
7,027,431
+4,446,922
| +172% | +$270M | 0.28% | 99 |
|
|
2017
Q2 | $158M | Buy |
2,580,509
+2,157,210
| +510% | +$131M | 0.11% | 249 |
|
|
2017
Q1 | $25.7M | Buy |
423,299
+3,144
| +0.7% | +$191K | 0.18% | 142 |
|
|
2016
Q4 | $23.6M | Buy |
420,155
+30,175
| +8% | +$1.77M | 0.17% | 153 |
|
|
2016
Q3 | $23.2M | Buy |
389,980
+26,202
| +7% | +$1.53M | 0.17% | 156 |
|
|
2016
Q2 | $20M | Sell |
363,778
-30,595
| -8% | -$1.63M | 0.17% | 166 |
|
|
2016
Q1 | $19.9M | Buy |
394,373
+19,089
| +5% | +$935K | 0.16% | 161 |
|
|
2015
Q4 | $18.9M | Sell |
375,284
-7,329
| -2% | -$370K | 0.15% | 169 |
|
|
2015
Q3 | $18M | Sell |
382,613
-2,366
| -0.6% | -$126K | 0.16% | 165 |
|
|
2015
Q2 | $20.9M | Sell |
384,979
-193,662
| -33% | -$10.9M | 0.16% | 161 |
|
|
2015
Q1 | $31.7M | Buy |
578,641
+157,037
| +37% | +$8.89M | 0.24% | 112 |
|
|
2014
Q4 | $22.8M | Sell |
421,604
-14,448
| -3% | -$805K | 0.16% | 174 |
|
|
2014
Q3 | $24.7M | Sell |
436,052
-23,839
| -5% | -$1.34M | 0.23% | 102 |
|
|
2014
Q2 | $25.4M | Buy |
459,891
+348
| +0.1% | +$19K | 0.24% | 110 |
|
|
2014
Q1 | $24.9M | Sell |
459,543
-805,320
| -64% | -$41.7M | 0.24% | 102 |
|
|
2013
Q4 | $60.4M | Sell |
1,264,863
-8,941
| -0.7% | -$409K | 0.61% | 31 |
|
|
2013
Q3 | $57.9M | Sell |
1,273,804
-494,211
| -28% | -$22.6M | 0.64% | 29 |
|
|
2013
Q2 | $78.2M | Buy |
+1,768,015
| New | +$79M | 0.91% | 17 |
|
Other funds holding MRK
VCM
VPM
Janus Henderson Group's MRK Position: Q1 2026 in Review
Janus Henderson Group increased its Merck (MRK) stake by 53% in Q1 2026, buying an estimated $115M and bringing the position to 2,880,199 shares worth $346M. The position accounts for 0.17% of the portfolio, ranked #136.
Janus Henderson Group first reported a position in MRK in Q2 2013 and has held it in 52 quarters since. The position peaked at $2.63B in Q4 2019. 3,777 funds tracked by Wall St. Rank hold MRK as of Q1 2026.
- Janus Henderson Group held 2,880,199 shares of Merck worth $346M as of Q1 2026.
- Janus Henderson Group bought 995,059 Merck shares in Q1 2026, an estimated $115M.
- Merck made up 0.17% of Janus Henderson Group's portfolio in Q1 2026, its #136 holding.
- Janus Henderson Group first reported a position in Merck in Q2 2013 and has held it in 52 quarters since.
- Janus Henderson Group's Merck position peaked at $2.63B in Q4 2019.
- 3,777 funds tracked by Wall St. Rank held Merck as of Q1 2026.
Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.