Paloma Partners’s Merck MRK Stock Holding History

Paloma Partners’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
2023 Q3	–	Sell	-24,100	Closed	-$2.78M	–	864
2023 Q2	$2.78M	Buy	24,100 +6,900	+40%	+$783K	0.1%	197
2023 Q1	$1.83M	Buy	+17,200	New	+$1.86M	0.06%	261
2022 Q4	–	Sell	-19,700	Closed	-$1.7M	–	1076
2022 Q3	$1.7M	Buy	+19,700	New	+$1.76M	0.08%	214
2018 Q2	–	Sell	-36,680	Closed	-$1.91M	–	1998
2018 Q1	$1.91M	Hold	36,680	–	–	0.03%	602
2017 Q4	$1.97M	Hold	36,680	–	–	0.03%	675
2017 Q3	$2.24M	Hold	36,680	–	–	0.03%	660
2017 Q2	$2.24M	Sell	36,680 -1,886	-5%	-$115K	0.03%	681
2017 Q1	$2.34M	Hold	38,566	–	–	0.03%	686
2016 Q4	$2.17M	Sell	38,566 -20,122	-34%	-$1.18M	0.02%	627
2016 Q3	$3.5M	Buy	58,688 +838	+1%	+$49K	0.04%	306
2016 Q2	$3.18M	Sell	57,850 -20,960	-27%	-$1.12M	0.04%	438
2016 Q1	$3.98M	Buy	78,810 +20,122	+34%	+$985K	0.07%	244
2015 Q4	$2.96M	Buy	58,688 +16,768	+40%	+$845K	0.08%	238
2015 Q3	$1.98M	Sell	41,920 -141,899	-77%	-$7.54M	0.05%	340
2015 Q2	$9.99M	Buy	+183,819	New	+$10.3M	0.19%	107

Other funds holding MRK

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Paloma Partners's MRK Position: Q2 2025 in Review

Paloma Partners sold out of Merck (MRK) in Q2 2025, closing a stake of 5,885 shares — an estimated $528K sold.

Paloma Partners first reported a position in MRK in Q2 2013 and held it in 40 quarters. The position peaked at $29.6M in Q4 2018. 3,327 funds tracked by Wall St. Rank hold MRK as of Q2 2025.

Paloma Partners reported no remaining Merck position as of Q2 2025 after selling out during the quarter.
Paloma Partners sold 5,885 Merck shares in Q2 2025, an estimated $528K.
Paloma Partners first reported a position in Merck in Q2 2013 and held it in 40 quarters.
Paloma Partners's Merck position peaked at $29.6M in Q4 2018.
3,327 funds tracked by Wall St. Rank held Merck as of Q2 2025.

Based on Paloma Partners's 13F filing for Q2 2025, filed 14 Aug 2025.