Tower Bridge Advisors

SEC CIK: 0001278249
Latest filing: Aug 12, 2026

SEC filings (opens in a new tab)

MRK holding history

Merck & Co., Inc. in every 13F filed by Tower Bridge Advisors, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MRK overview All 13F holders of MRK Full Q2 2026 holdings

Shares (Q2 2026): 34,852
Value: $4.48M
% of portfolio: 0.4%
Quarters held: 22; Since Q1 2021

Holdings of MRK by Tower Bridge Advisors, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	34,852	$4.48M	0.4%	−399−1.1%	Reduced	Holders
Q1 2026	35,251	$4.24M	0.4%	−684−1.9%	Reduced	Holders
Q4 2025	35,935	$3.78M	0.4%	−48−0.1%	Reduced	Holders
Q3 2025	35,983	$3.02M	0.3%	−3,310−8.4%	Reduced	Holders
Q2 2025	39,293	$3.11M	0.3%	−4,573−10.4%	Reduced	Holders
Q1 2025	43,866	$3.94M	0.4%	−4,200−8.7%	Reduced	Holders
Q4 2024	48,066	$4.78M	0.5%	−434−0.9%	Reduced	Holders
Q3 2024	48,500	$5.51M	0.6%	+1,405+3.0%	Added	Holders
Q2 2024	47,095	$5.83M	0.6%	−1,062−2.2%	Reduced	Holders
Q1 2024	48,157	$6.35M	0.6%	−499−1.0%	Reduced	Holders
Q4 2023	48,656	$5.30M	0.5%	−697−1.4%	Reduced	Holders
Q3 2023	49,353	$5.08M	0.5%	−1,247−2.5%	Reduced	Holders
Q2 2023	50,600	$5.84M	0.5%	−14,356−22.1%	Reduced	Holders
Q1 2023	64,956	$6.91M	0.6%	+1,500+2.4%	Added	Holders
Q4 2022	63,456	$7.04M	0.6%	−217−0.3%	Reduced	Holders
Q3 2022	63,673	$5.48M	0.5%	−630−1.0%	Reduced	Holders
Q2 2022	64,303	$5.86M	0.5%	+518+0.8%	Added	Holders
Q1 2022	63,785	$5.23M	0.3%	+444+0.7%	Added	Holders
Q4 2021	63,341	$4.85M	0.3%	−1,279−2.0%	Reduced	Holders
Q3 2021	64,620	$4.85M	0.3%	−135−0.2%	Reduced	Holders
Q2 2021	64,755	$5.04M	0.3%	−280−0.4%	Reduced	Holders
Q1 2021	65,035	$5.01M	0.4%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.