TRCT
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Tower Research Capital (TRC)’s Merck MRK Stock Holding History

Tower Research Capital (TRC)’s Portfolio MRK Stock Details MRK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.38M Sell
44,739
-36,211
-45% -$4.18M 0.14% 145
2025
Q4 		$8.52M Buy
80,950
+53,015
+190% +$4.98M 0.21% 83
2025
Q3 		$2.34M Sell
27,935
-98,107
-78% -$8.08M 0.06% 257
2025
Q2 		$9.98M Buy
126,042
+12,967
+11% +$1.03M 0.27% 62
2025
Q1 		$10.6M Sell
113,075
-19,840
-15% -$1.85M 0.32% 43
2024
Q4 		$13.2M Buy
132,915
+12,418
+10% +$1.28M 0.26% 60
2024
Q3 		$13.7M Sell
120,497
-83,861
-41% -$9.96M 0.36% 34
2024
Q2 		$25.3M Buy
204,358
+148,239
+264% +$19.1M 0.43% 25
2024
Q1 		$7.4M Sell
56,119
-316,145
-85% -$39M 0.18% 82
2023
Q4 		$40.6M Buy
372,264
+253,535
+214% +$26.3M 0.5% 26
2023
Q3 		$12.2M Buy
118,729
+80,547
+211% +$8.68M 0.38% 37
2023
Q2 		$4.41M Sell
38,182
-41,758
-52% -$4.74M 0.15% 98
2023
Q1 		$8.51M Buy
79,940
+17,192
+27% +$1.86M 0.27% 41
2022
Q4 		$6.96M Sell
62,748
-203,184
-76% -$20.8M 0.29% 42
2022
Q3 		$22.9M Buy
265,932
+84,998
+47% +$7.59M 0.37% 42
2022
Q2 		$16.5M Sell
180,934
-224,008
-55% -$19.9M 0.37% 42
2022
Q1 		$33.2M Buy
404,942
+229,660
+131% +$18.1M 0.32% 52
2021
Q4 		$13.4M Buy
175,282
+87,612
+100% +$6.98M 0.23% 68
2021
Q3 		$6.58M Sell
87,670
-51,822
-37% -$3.94M 0.17% 78
2021
Q2 		$10.8M Sell
139,492
-216,998
-61% -$16.1M 0.28% 52
2021
Q1 		$26.2M Buy
356,490
+264,399
+287% +$19.5M 0.44% 38
2020
Q4 		$7.19M Buy
92,091
+30,531
+50% +$2.34M 0.22% 40
2020
Q3 		$4.87M Buy
61,560
+31,468
+105% +$2.46M 0.05% 83
2020
Q2 		$2.22M Buy
30,092
+21,221
+239% +$1.6M 0.09% 202
2020
Q1 		$652K Buy
8,871
+8,790
+10,852% +$691K 0.04% 337
2019
Q4 		$7K Sell
81
-44,900
-100% -$3.69M ﹤0.01% 2533
2019
Q3 		$3.61M Buy
44,981
+44,899
+54,755% +$3.6M 0.25% 52
2019
Q2 		$7K Sell
82
-45,971
-100% -$3.52M ﹤0.01% 2775
2019
Q1 		$3.65M Sell
46,053
-23,050
-33% -$1.72M 0.22% 57
2018
Q4 		$5.04M Buy
69,103
+7,049
+11% +$498K 0.36% 50
2018
Q3 		$4.2M Sell
62,054
-80,313
-56% -$5.12M 0.31% 49
2018
Q2 		$8.25M Buy
142,367
+141,948
+33,878% +$8.01M 0.46% 34
2018
Q1 		$22K Sell
419
-56,524
-99% -$3.05M ﹤0.01% 2119
2017
Q4 		$3.06M Buy
56,943
+48,211
+552% +$2.67M 0.39% 37
2017
Q3 		$533K Sell
8,732
-2,015
-19% -$122K 0.04% 238
2017
Q2 		$657K Buy
10,747
+10,119
+1,611% +$616K 0.07% 183
2017
Q1 		$38K Sell
628
-62,923
-99% -$3.82M ﹤0.01% 881
2016
Q4 		$3.57M Buy
63,551
+59,690
+1,546% +$3.49M 0.39% 50
2016
Q3 		$230K Sell
3,861
-56,234
-94% -$3.29M 0.02% 420
2016
Q2 		$3.3M Buy
60,095
+51,584
+606% +$2.75M 0.32% 59
2016
Q1 		$430K Buy
8,511
+8,301
+3,953% +$407K 0.06% 193
2015
Q4 		$11K Buy
+210
New +$10.6K ﹤0.01% 2016
2015
Q3 		– Sell
-4,451
Closed -$242K – 4492
2015
Q2 		$242K Buy
4,451
+1,926
+76% +$108K 0.02% 293
2015
Q1 		$138K Sell
2,525
-247
-9% -$14K 0.02% 644
2014
Q4 		$150K Sell
2,772
-42,443
-94% -$2.36M 0.01% 409
2014
Q3 		$2.56M Buy
45,215
+40,163
+795% +$2.26M 0.29% 66
2014
Q2 		$279K Buy
5,052
+4,859
+2,518% +$265K 0.04% 465
2014
Q1 		$10K Sell
193
-11,740
-98% -$608K ﹤0.01% 2609
2013
Q4 		$570K Sell
11,933
-18,908
-61% -$864K 0.1% 155
2013
Q3 		$1.4M Buy
30,841
+30,177
+4,545% +$1.38M 0.15% 128
2013
Q2 		$29K Buy
+664
New +$29.7K ﹤0.01% 1371

Other funds holding MRK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Tower Research Capital (TRC)'s MRK Position: Q1 2026 in Review

Tower Research Capital (TRC) reduced its Merck (MRK) stake by 45% in Q1 2026, selling an estimated $4.18M and leaving 44,739 shares worth $5.38M. The position accounts for 0.14% of the portfolio, ranked #145.

Tower Research Capital (TRC) first reported a position in MRK in Q2 2013 and has held it in 51 quarters since. The position peaked at $40.6M in Q4 2023. 3,780 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Tower Research Capital (TRC) held 44,739 shares of Merck worth $5.38M as of Q1 2026.
  • Tower Research Capital (TRC) sold 36,211 Merck shares in Q1 2026, an estimated $4.18M.
  • Merck made up 0.14% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #145 holding.
  • Tower Research Capital (TRC) first reported a position in Merck in Q2 2013 and has held it in 51 quarters since.
  • Tower Research Capital (TRC)'s Merck position peaked at $40.6M in Q4 2023.
  • 3,780 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.