First Dallas Securities Inc.

SEC CIK: 0001378559
Latest filing: Aug 3, 2026

SEC filings (opens in a new tab)

MRK holding history

Merck & Co., Inc. in every 13F filed by First Dallas Securities Inc., 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): 11,944
Value: $1.53M
% of portfolio: 0.5%
Quarters held: 22; Since Q1 2021

Holdings of MRK by First Dallas Securities Inc., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	11,944	$1.53M	0.5%	+1,214+11.3%	Added	Holders
Q1 2026	10,730	$1.29M	0.5%	+59+0.6%	Added	Holders
Q4 2025	10,671	$1.12M	0.4%	+162+1.5%	Added	Holders
Q3 2025	10,509	$882.0K	0.3%	−1,418−11.9%	Reduced	Holders
Q2 2025	11,927	$944.1K	0.4%	−8,737−42.3%	Reduced	Holders
Q1 2025	20,664	$1.85M	0.8%	−672−3.1%	Reduced	Holders
Q4 2024	21,336	$2.12M	0.9%	−3,895−15.4%	Reduced	Holders
Q3 2024	25,231	$2.87M	1.2%	+2,904+13.0%	Added	Holders
Q2 2024	22,327	$2.76M	1.2%	+1,768+8.6%	Added	Holders
Q1 2024	20,559	$2.71M	1.2%	+2,009+10.8%	Added	Holders
Q4 2023	18,550	$2.02M	1.0%	+5,896+46.6%	Added	Holders
Q3 2023	12,654	$1.30M	0.3%	−3,656−22.4%	Reduced	Holders
Q2 2023	16,310	$1.88M	1.0%	+661+4.2%	Added	Holders
Q1 2023	15,649	$1.67M	1.0%	+9+0.1%	Added	Holders
Q4 2022	15,640	$1.74M	1.0%	+7,213+85.6%	Added	Holders
Q3 2022	8,427	$726.0K	0.5%	+2,136+34.0%	Added	Holders
Q2 2022	6,291	$574.0K	0.4%	+12+0.2%	Added	Holders
Q1 2022	6,279	$515.0K	0.3%	+350+5.9%	Added	Holders
Q4 2021	5,929	$454.0K	0.3%	−147−2.4%	Reduced	Holders
Q3 2021	6,076	$456.0K	0.3%	−11,321−65.1%	Reduced	Holders
Q2 2021	17,397	$1.35M	0.9%	−3,096−15.1%	Reduced	Holders
Q1 2021	20,493	$1.58M	1.3%	–	–	Holders

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