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Gagnon Securities’s Merck MRK Stock Holding History

Gagnon Securities’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
Q2 		$410K Sell
3,187
-5
-0.2% -$585 0.08% 68
2026
Q1 		$384K Sell
3,192
-675
-17% -$77.9K 0.09% 65
2025
Q4 		$407K Sell
3,867
-171
-4% -$16.1K 0.08% 68
2025
Q3 		$339K Sell
4,038
-2
-0% -$165 0.07% 72
2025
Q2 		$320K Hold
4,040
– – 0.07% 69
2025
Q1 		$363K Sell
4,040
-33
-0.8% -$3.08K 0.08% 71
2024
Q4 		$405K Sell
4,073
-236
-5% -$24.3K 0.08% 66
2024
Q3 		$489K Sell
4,309
-173
-4% -$20.6K 0.1% 63
2024
Q2 		$555K Sell
4,482
-686
-13% -$88.4K 0.13% 57
2024
Q1 		$682K Buy
5,168
+1,767
+52% +$218K 0.16% 56
2023
Q4 		$371K Sell
3,401
-422
-11% -$43.8K 0.09% 62
2023
Q3 		$394K Sell
3,823
-16
-0.4% -$1.73K 0.1% 61
2023
Q2 		$443K Sell
3,839
-5
-0.1% -$568 0.09% 61
2023
Q1 		$409K Buy
3,844
+34
+0.9% +$3.67K 0.09% 72
2022
Q4 		$423K Sell
3,810
-1,053
-22% -$108K 0.09% 70
2022
Q3 		$419K Sell
4,863
-88
-2% -$7.86K 0.09% 71
2022
Q2 		$451K Buy
4,951
+90
+2% +$7.98K 0.09% 70
2022
Q1 		$399K Buy
4,861
+298
+7% +$23.5K 0.07% 80
2021
Q4 		$350K Hold
4,563
– – 0.05% 86
2021
Q3 		$343K Sell
4,563
-40
-0.9% -$3.04K 0.05% 93
2021
Q2 		$358K Sell
4,603
-225
-5% -$16.7K 0.05% 91
2021
Q1 		$355K Buy
4,828
+80
+2% +$5.9K 0.05% 84
2020
Q4 		$371K Sell
4,748
-47,836
-91% -$3.66M 0.06% 78
2020
Q3 		$4.16M Buy
+52,584
New +$4.12M 0.89% 30

Other funds holding MRK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Gagnon Securities's MRK Position: Q2 2026 in Review

Gagnon Securities reduced its Merck (MRK) stake by 0.16% in Q2 2026, selling an estimated $585 and leaving 3,187 shares worth $410K. The position accounts for 0.08% of the portfolio, ranked #68.

Gagnon Securities first reported a position in MRK in Q3 2020 and has held it in 24 quarters since. The position peaked at $4.16M in Q3 2020. 3,847 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Gagnon Securities held 3,187 shares of Merck worth $410K as of Q2 2026.
  • Gagnon Securities sold 5 Merck shares in Q2 2026, an estimated $585.
  • Merck made up 0.08% of Gagnon Securities's portfolio in Q2 2026, its #68 holding.
  • Gagnon Securities first reported a position in Merck in Q3 2020 and has held it in 24 quarters since.
  • Gagnon Securities's Merck position peaked at $4.16M in Q3 2020.
  • 3,847 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Gagnon Securities's 13F filing for Q2 2026, filed 5 Aug 2026.