CJ
MRK icon

Caitlin John’s Merck MRK Stock Holding History

Caitlin John’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 		$113K Sell
876
-2,280
-72% -$267K 0.06% 251
2026
Q1 		$380K Sell
3,156
-665
-17% -$76.8K 0.23% 80
2025
Q4 		$402K Sell
3,821
-875
-19% -$82.1K 0.26% 83
2025
Q3 		$394K Buy
4,696
+745
+19% +$61.4K 0.27% 83
2025
Q2 		$313K Buy
3,951
+650
+20% +$51.7K 0.28% 92
2025
Q1 		$296K Sell
3,301
-474
-13% -$44.3K 0.29% 91
2024
Q4 		$376K Sell
3,775
-712
-16% -$73.4K 0.25% 90
2024
Q3 		$442K Buy
4,487
+4,292
+2,201% +$510K 0.28% 85
2024
Q2 		$24.1K Sell
195
-3,863
-95% -$498K 0.02% 335
2024
Q1 		$535K Buy
4,058
+80
+2% +$9.86K 0.4% 57
2023
Q4 		$437K Buy
+3,978
New +$413K 0.36% 63

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

Caitlin John's MRK Position: Q2 2026 in Review

Caitlin John reduced its Merck (MRK) stake by 72% in Q2 2026, selling an estimated $267K and leaving 876 shares worth $113K. The position accounts for 0.06% of the portfolio, ranked #251.

Caitlin John first reported a position in MRK in Q4 2023 and has held it in 11 quarters since. The position peaked at $535K in Q1 2024. 3,833 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Caitlin John held 876 shares of Merck worth $113K as of Q2 2026.
  • Caitlin John sold 2,280 Merck shares in Q2 2026, an estimated $267K.
  • Merck made up 0.06% of Caitlin John's portfolio in Q2 2026, its #251 holding.
  • Caitlin John first reported a position in Merck in Q4 2023 and has held it in 11 quarters since.
  • Caitlin John's Merck position peaked at $535K in Q1 2024.
  • 3,833 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Caitlin John's 13F filing for Q2 2026, filed 17 Aug 2026.