Great Lakes Advisors’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 | $189M | Sell |
1,569,387
-107,724
| -6% | -$12.4M | 1.57% | 6 |
|
|
2025
Q4 | $177M | Buy |
1,677,111
+39,268
| +2% | +$3.69M | 1.44% | 9 |
|
|
2025
Q3 | $137M | Sell |
1,637,843
-17,692
| -1% | -$1.46M | 1.15% | 19 |
|
|
2025
Q2 | $131M | Buy |
1,655,535
+500,576
| +43% | +$39.8M | 1.1% | 20 |
|
|
2025
Q1 | $103M | Buy |
1,154,959
+13,648
| +1% | +$1.27M | 0.93% | 27 |
|
|
2024
Q4 | $114M | Buy |
1,141,311
+7,549
| +0.7% | +$778K | 0.97% | 26 |
|
|
2024
Q3 | $129M | Sell |
1,133,762
-81,062
| -7% | -$9.63M | 1.08% | 17 |
|
|
2024
Q2 | $150M | Sell |
1,214,824
-258,293
| -18% | -$33.3M | 1.33% | 7 |
|
|
2024
Q1 | $194M | Buy |
1,473,117
+442,237
| +43% | +$54.5M | 1.65% | 4 |
|
|
2023
Q4 | $112M | Sell |
1,030,880
-31,788
| -3% | -$3.3M | 1.07% | 20 |
|
|
2023
Q3 | $109M | Buy |
1,062,668
+37,135
| +4% | +$4M | 1% | 30 |
|
|
2023
Q2 | $118M | Sell |
1,025,533
-136,927
| -12% | -$15.5M | 1.18% | 8 |
|
|
2023
Q1 | $124M | Buy |
1,162,460
+548,448
| +89% | +$59.2M | 1.12% | 13 |
|
|
2022
Q4 | $8.27M | Sell |
614,012
-129,236
| -17% | -$13.2M | 0.47% | 37 |
|
|
2022
Q3 | $64M | Sell |
743,248
-24,901
| -3% | -$2.22M | 1.4% | 7 |
|
|
2022
Q2 | $70M | Buy |
768,149
+28,037
| +4% | +$2.49M | 1.38% | 9 |
|
|
2022
Q1 | $60.7M | Sell |
740,112
-19,508
| -3% | -$1.54M | 1% | 21 |
|
|
2021
Q4 | $58.2M | Sell |
759,620
-24,938
| -3% | -$1.99M | 0.89% | 19 |
|
|
2021
Q3 | $58.9M | Sell |
784,558
-2,190
| -0.3% | -$167K | 0.92% | 20 |
|
|
2021
Q2 | $61.2M | Buy |
786,748
+22,228
| +3% | +$1.65M | 0.92% | 20 |
|
|
2021
Q1 | $56.2M | Buy |
764,520
+154,074
| +25% | +$11.4M | 0.91% | 22 |
|
|
2020
Q4 | $47.6M | Buy |
610,446
+30,959
| +5% | +$2.37M | 0.86% | 28 |
|
|
2020
Q3 | $45.9M | Buy |
579,487
+5,341
| +0.9% | +$418K | 0.97% | 16 |
|
|
2020
Q2 | $42.4M | Sell |
574,146
-71,766
| -11% | -$5.4M | 1.03% | 20 |
|
|
2020
Q1 | $47.4M | Sell |
645,912
-14,811
| -2% | -$1.16M | 1.38% | 8 |
|
|
2019
Q4 | $57.3M | Sell |
660,723
-139,468
| -17% | -$11.5M | 1.23% | 15 |
|
|
2019
Q3 | $64.3M | Sell |
800,191
-32,137
| -4% | -$2.58M | 1.41% | 5 |
|
|
2019
Q2 | $66.6M | Buy |
832,328
+199,462
| +32% | +$15.3M | 1.45% | 6 |
|
|
2019
Q1 | $50.2M | Sell |
632,866
-311,426
| -33% | -$23.3M | 1.12% | 23 |
|
|
2018
Q4 | $68.8M | Sell |
944,292
-314,633
| -25% | -$22.2M | 1.63% | 5 |
|
|
2018
Q3 | $85.2M | Buy |
1,258,925
+55,699
| +5% | +$3.55M | 1.88% | 4 |
|
|
2018
Q2 | $69.7M | Sell |
1,203,226
-236,990
| -16% | -$13.4M | 1.63% | 8 |
|
|
2018
Q1 | $66.5M | Buy |
1,440,216
+209,599
| +17% | +$11.3M | 1.58% | 14 |
|
|
2017
Q4 | $66.1M | Buy |
1,230,617
+198,747
| +19% | +$11M | 1.45% | 20 |
|
|
2017
Q3 | $63M | Buy |
1,031,870
+6,422
| +0.6% | +$389K | 1.48% | 19 |
|
|
2017
Q2 | $62.7M | Sell |
1,025,448
-15,599
| -1% | -$950K | 1.54% | 20 |
|
|
2017
Q1 | $63.1M | Buy |
1,041,047
+153,052
| +17% | +$9.29M | 1.62% | 13 |
|
|
2016
Q4 | $49.9M | Buy |
887,995
+83,330
| +10% | +$4.88M | 1.31% | 26 |
|
|
2016
Q3 | $47.9M | Sell |
804,665
-61,679
| -7% | -$3.61M | 1.3% | 25 |
|
|
2016
Q2 | $47.6M | Buy |
866,344
+44,186
| +5% | +$2.35M | 1.3% | 19 |
|
|
2016
Q1 | $41.5M | Buy |
822,158
+36,197
| +5% | +$1.77M | 1.14% | 28 |
|
|
2015
Q4 | $39.6M | Sell |
785,961
-69,229
| -8% | -$3.49M | 1.19% | 30 |
|
|
2015
Q3 | $40.7M | Buy |
855,190
+67,906
| +9% | +$3.61M | 1.26% | 31 |
|
|
2015
Q2 | $42.8M | Sell |
787,284
-115,901
| -13% | -$6.5M | 1.3% | 26 |
|
|
2015
Q1 | $49.5M | Buy |
903,185
+252,583
| +39% | +$14.3M | 1.52% | 17 |
|
|
2014
Q4 | $35.3M | Buy |
650,602
+8,373
| +1% | +$467K | 1.09% | 30 |
|
|
2014
Q3 | $36.3M | Sell |
642,229
-534
| -0.1% | -$30K | 1.22% | 27 |
|
|
2014
Q2 | $35.5M | Sell |
642,763
-603
| -0.1% | -$32.9K | 1.46% | 27 |
|
|
2014
Q1 | $34.9M | Sell |
643,366
-20,168
| -3% | -$1.04M | 1.51% | 25 |
|
|
2013
Q4 | $31.7M | Sell |
663,534
-55,840
| -8% | -$2.55M | 1.44% | 26 |
|
|
2013
Q3 | $32.7M | Buy |
719,374
+3,493
| +0.5% | +$159K | 1.47% | 23 |
|
|
2013
Q2 | $31.7M | Buy |
+715,881
| New | +$32M | 1.49% | 25 |
|
Other funds holding MRK
VCM
VPM
Great Lakes Advisors's MRK Position: Q1 2026 in Review
Great Lakes Advisors reduced its Merck (MRK) stake by 6.4% in Q1 2026, selling an estimated $12.4M and leaving 1,569,387 shares worth $189M. The position accounts for 1.57% of the portfolio, ranked #6.
Great Lakes Advisors first reported a position in MRK in Q2 2013 and has held it in 52 quarters since. The position peaked at $194M in Q1 2024. 3,775 funds tracked by Wall St. Rank hold MRK as of Q1 2026.
- Great Lakes Advisors held 1,569,387 shares of Merck worth $189M as of Q1 2026.
- Great Lakes Advisors sold 107,724 Merck shares in Q1 2026, an estimated $12.4M.
- Merck made up 1.57% of Great Lakes Advisors's portfolio in Q1 2026, its #6 holding.
- Great Lakes Advisors first reported a position in Merck in Q2 2013 and has held it in 52 quarters since.
- Great Lakes Advisors's Merck position peaked at $194M in Q1 2024.
- 3,775 funds tracked by Wall St. Rank held Merck as of Q1 2026.
Based on Great Lakes Advisors's 13F filing for Q1 2026, filed 12 May 2026.