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Riverstone Advisors’s Merck MRK Stock Holding History

Riverstone Advisors’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 		$308K Buy
2,394
+155
+7% +$18.1K 0.13% 61
2026
Q1 		$269K Buy
+2,239
New +$258K 0.13% 58
2025
Q4 		– Sell
-3,578
Closed -$300K – 64
2025
Q3 		$300K Sell
3,578
-391
-10% -$32.2K 0.15% 49
2025
Q2 		$314K Hold
3,969
– – 0.17% 43
2025
Q1 		$356K Sell
3,969
-65
-2% -$6.07K 0.21% 38
2024
Q4 		$401K Sell
4,034
-135
-3% -$13.9K 0.23% 34
2024
Q3 		$473K Hold
4,169
– – 0.28% 28
2024
Q2 		$516K Hold
4,169
– – 0.32% 27
2024
Q1 		$550K Sell
4,169
-60
-1% -$7.39K 0.33% 27
2023
Q4 		$461K Sell
4,229
-110
-3% -$11.4K 0.3% 30
2023
Q3 		$447K Hold
4,339
– – 0.31% 28
2023
Q2 		$501K Buy
4,339
+315
+8% +$35.8K 0.3% 33
2023
Q1 		$428K Hold
4,024
– – 0.27% 35
2022
Q4 		$446K Hold
4,024
– – 0.31% 33
2022
Q3 		$347K Hold
4,024
– – 0.22% 36
2022
Q2 		$367K Buy
4,024
+915
+29% +$81.1K 0.23% 37
2022
Q1 		$255K Buy
+3,109
New +$245K 0.13% 38
2020
Q4 		– Sell
-3,291
Closed -$260K – 41
2020
Q3 		$260K Hold
3,291
– – 0.17% 32
2020
Q2 		$243K Sell
3,291
-1,231
-27% -$92.7K 0.18% 33
2020
Q1 		$332K Sell
4,522
-21
-0.5% -$1.65K 0.34% 27
2019
Q4 		$394K Sell
4,543
-95
-2% -$7.8K 0.29% 34
2019
Q3 		$373K Buy
4,638
+1,813
+64% +$145K 0.29% 32
2019
Q2 		$226K Hold
2,825
– – 0.18% 36
2019
Q1 		$224K Hold
2,825
– – 0.19% 37
2018
Q4 		$206K Buy
+2,825
New +$199K 0.21% 35

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

Riverstone Advisors's MRK Position: Q2 2026 in Review

Riverstone Advisors increased its Merck (MRK) stake by 6.9% in Q2 2026, buying an estimated $18.1K and bringing the position to 2,394 shares worth $308K. The position accounts for 0.13% of the portfolio, ranked #61.

Riverstone Advisors first reported a position in MRK in Q4 2018 and has held it in 25 quarters since. The position peaked at $550K in Q1 2024. 3,841 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Riverstone Advisors held 2,394 shares of Merck worth $308K as of Q2 2026.
  • Riverstone Advisors bought 155 Merck shares in Q2 2026, an estimated $18.1K.
  • Merck made up 0.13% of Riverstone Advisors's portfolio in Q2 2026, its #61 holding.
  • Riverstone Advisors first reported a position in Merck in Q4 2018 and has held it in 25 quarters since.
  • Riverstone Advisors's Merck position peaked at $550K in Q1 2024.
  • 3,841 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Riverstone Advisors's 13F filing for Q2 2026, filed 6 Aug 2026.