Does National Pension Service own MRK stock?

Yes. As of its Q2 2026 13F, National Pension Service holds 5,791,782 shares of MRK (Merck), worth $744.2M.

How many shares of MRK does National Pension Service own?

As of its Q2 2026 13F, National Pension Service holds 5,791,782 shares of MRK (Merck).

As of its Q2 2026 13F, National Pension Service's MRK position is worth $744.2M.

In Q2 2026, National Pension Service increased its MRK position by 29,696 shares (+0.5%).

National Pension Service already held MRK in its Q4 2018 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

Position history for National Pension Service's holdings in MERCK & CO INC

Current Value

$744.2M

Current Shares

5.8M

Total Value Change

+$552.9M

Total Shares Change

+3.4M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	5.8M	+0.5%	$744.2M	0.5%	$127.75	38
2026-Q1	Decreased	5.8M	-0.5%	$693.1M	0.5%	$118.73	0
2025-Q4	Increased	5.8M	+1.4%	$609.4M	0.5%	$103.13	38
2025-Q3	Increased	5.7M	+3.2%	$479M	0.4%	$81.54	39
2025-Q2	Increased	5.5M	+4.9%	$437.9M	0.4%	$76.15	39
2025-Q1	Increased	5.3M	+6.3%	$473.3M	0.5%	$85.49	40
2024-Q4	Increased	5M	+3.7%	$493.6M	0.5%	$93.94	39
2024-Q3	Increased	4.8M	+15.3%	$543.5M	0.5%	$106.38	51
2024-Q2	Increased	4.2M	+1.7%	$513.9M	0.6%	$115.20	45
2024-Q1	Increased	4.1M	+1.3%	$538.7M	0.6%	$122.06	45
2023-Q4	Increased	4M	+1.9%	$439.6M	0.6%	$100.21	45
2023-Q3	Increased	4M	+2.0%	$416.8M	0.7%	$93.95	45
2023-Q2	Increased	3.9M	+4.4%	$440M	0.7%	$104.59	46
2023-Q1	Increased	3.7M	+1.6%	$393.3M	0.7%	$95.79	45
2022-Q4	Increased	3.7M	+2.0%	$405.4M	0.8%	$99.21	45
2022-Q3	Increased	3.6M	+2.0%	$310.3M	0.6%	$76.50	44
2022-Q2	Increased	3.5M	+7.8%	$320.2M	0.7%	$80.34	47
2022-Q1	Increased	3.3M	+0.6%	$267.2M	0.5%	$71.71	37
2021-Q4	Decreased	3.2M	-1.1%	$248.2M	0.4%	$66.39	0
2021-Q3	Decreased	3.3M	-0.6%	$245.9M	0.5%	$64.46	0
2021-Q2	Increased	3.3M	+1.5%	$256.2M	0.5%	$66.15	37
2021-Q1	Increased	3.2M	+8.2%	$250.2M	0.5%	$62.03	47
2020-Q4	Increased	3M	+2.5%	$245.3M	0.6%	$65.25	44
2020-Q3	Unchanged	2.9M	0.0%	$242.1M	0.6%	$65.65	0
2020-Q2	Decreased	2.9M	0.0%	$226.2M	0.6%	$60.76	0
2020-Q1	Increased	2.9M	+1.1%	$225.1M	0.8%	$59.98	44
2019-Q4	Increased	2.9M	+2.3%	$263.1M	0.7%	$70.32	44
2019-Q3	Increased	2.8M	+5.0%	$238.1M	0.8%	$64.64	45
2019-Q2	Increased	2.7M	+7.0%	$225.9M	0.8%	$63.96	46
2019-Q1	Increased	2.5M	+3.9%	$209.4M	0.8%	$63.02	45
2018-Q4	First report	2.4M	-	$191.4M	0.8%	$57.51	0