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Ruffer LLP’s Merck MRK Stock Holding History

Ruffer LLP’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
2025
Q4 		– Sell
-368,848
Closed -$31M – 169
2025
Q3 		$31M Buy
368,848
+277,916
+306% +$22.9M 1.72% 22
2025
Q2 		$7.2M Buy
90,932
+205
+0.2% +$16.3K 0.32% 48
2025
Q1 		$8.14M Buy
90,727
+18,055
+25% +$1.69M 0.31% 51
2024
Q4 		$7.23M Buy
+72,672
New +$7.49M 0.26% 52
2017
Q4 		– Sell
-12,502
Closed -$764K – 76
2017
Q3 		$764K Sell
12,502
-4,983
-28% -$302K 0.03% 59
2017
Q2 		$1.07M Sell
17,485
-108
-0.6% -$6.57K 0.05% 48
2017
Q1 		$1.07M Sell
17,593
-118
-0.7% -$7.16K 0.06% 44
2016
Q4 		$1M Sell
17,711
-315
-2% -$18.4K 0.06% 55
2016
Q3 		$1.06M Buy
18,026
+1,431
+9% +$83.7K 0.06% 56
2016
Q2 		$912K Sell
16,595
-859
-5% -$45.7K 0.04% 64
2016
Q1 		$881K Sell
17,454
-619
-3% -$30.3K 0.04% 67
2015
Q4 		$911K Sell
18,073
-18,348
-50% -$925K 0.04% 71
2015
Q3 		$1.72M Sell
36,421
-4,102
-10% -$218K 0.07% 59
2015
Q2 		$2.2M Sell
40,523
-8,233
-17% -$462K 0.1% 49
2015
Q1 		$2.67M Sell
48,756
-15,430
-24% -$874K 0.12% 46
2014
Q4 		$3.48M Sell
64,186
-409
-0.6% -$22.8K 0.11% 39
2014
Q3 		$3.65M Sell
64,595
-1,027
-2% -$57.7K 0.13% 37
2014
Q2 		$3.65M Sell
65,622
-8,970
-12% -$489K 0.12% 40
2014
Q1 		$4.04M Sell
74,592
-1,756
-2% -$90.9K 0.12% 35
2013
Q4 		$3.64M Sell
76,348
-963,904
-93% -$44.1M 0.13% 30
2013
Q3 		$47.6M Sell
1,040,252
-28,619
-3% -$1.31M 2.21% 12
2013
Q2 		$47.4M Buy
+1,068,871
New +$47.7M 2.55% 13

Other funds holding MRK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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
Norges Bank
Norges Bank Oslo, Norway $935B AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Ruffer LLP's MRK Position: Q4 2025 in Review

Ruffer LLP sold out of Merck (MRK) in Q4 2025, closing a stake of 368,848 shares — an estimated $31M sold.

Ruffer LLP first reported a position in MRK in Q2 2013 and held it in 22 quarters. The position peaked at $47.6M in Q3 2013. 3,652 funds tracked by Wall St. Rank hold MRK as of Q4 2025.

  • Ruffer LLP reported no remaining Merck position as of Q4 2025 after selling out during the quarter.
  • Ruffer LLP sold 368,848 Merck shares in Q4 2025, an estimated $31M.
  • Ruffer LLP first reported a position in Merck in Q2 2013 and held it in 22 quarters.
  • Ruffer LLP's Merck position peaked at $47.6M in Q3 2013.
  • 3,652 funds tracked by Wall St. Rank held Merck as of Q4 2025.

Based on Ruffer LLP's 13F filing for Q4 2025, filed 28 Jan 2026.