How many shares of MRK does ALLIANCEBERNSTEIN L.P. own?

As of 2026-Q2, ALLIANCEBERNSTEIN L.P. holds 13.1M shares of MRK (MERCK & CO. INC.).

What is ALLIANCEBERNSTEIN L.P.'s MRK position worth?

As of 2026-Q2, ALLIANCEBERNSTEIN L.P.'s MRK position is worth $1.6B.

In 2026-Q2, ALLIANCEBERNSTEIN L.P. increased their MRK position (+16.2% change in shares).

Based on available 13F filings, ALLIANCEBERNSTEIN L.P. first reported a position in MRK in 2018-Q4. They have held the position across 31 quarters.

Position history for ALLIANCEBERNSTEIN L.P.'s holdings in MERCK & CO. INC.

Current Value

$1.6B

Current Shares

13.1M

Total Value Change

+$716.2M

Total Shares Change

+1.8M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	13.1M	+16.2%	$1.6B	0.5%	$128.50	52
2026-Q1	Increased	11.3M	+30.9%	$1.2B	0.4%	$119.83	48
2025-Q4	Increased	8.6M	+4.9%	$908.6M	0.3%	$106.06	40
2025-Q3	Decreased	8.2M	-7.0%	$690.7M	0.2%	$77.91	0
2025-Q2	Decreased	8.9M	-13.5%	$700.9M	0.2%	$77.66	0
2025-Q1	Decreased	10.2M	-7.9%	$918.8M	0.3%	$86.74	0
2024-Q4	Decreased	11.1M	-7.6%	$1.1B	0.4%	$94.81	0
2024-Q3	Increased	12M	+6.1%	$1.4B	0.5%	$108.70	41
2024-Q2	Increased	11.3M	+1.3%	$1.4B	0.5%	$117.58	39
2024-Q1	Increased	11.2M	+24.3%	$1.5B	0.5%	$124.58	55
2023-Q4	Decreased	9M	-4.2%	$980.9M	0.4%	$102.28	0
2023-Q3	Decreased	9.4M	-1.1%	$966.6M	0.4%	$95.89	0
2023-Q2	Decreased	9.5M	-5.0%	$1.1B	0.4%	$105.04	0
2023-Q1	Increased	10M	+13.2%	$1.1B	0.5%	$97.34	43
2022-Q4	Increased	8.8M	+19.0%	$979.3M	0.4%	$101.26	45
2022-Q3	Increased	7.4M	+1.1%	$638.9M	0.3%	$78.55	38
2022-Q2	Increased	7.3M	+11.2%	$669.2M	0.3%	$83.20	42
2022-Q1	Decreased	6.6M	-1.3%	$541.8M	0.2%	$73.51	0
2021-Q4	Increased	6.7M	+5.3%	$513M	0.2%	$68.21	40
2021-Q3	Decreased	6.4M	-9.4%	$477.6M	0.2%	$65.77	0
2021-Q2	Decreased	7M	-6.1%	$546M	0.2%	$67.03	0
2021-Q1	Decreased	7.5M	-2.6%	$576.2M	0.3%	$63.21	0
2020-Q4	Decreased	7.7M	-18.8%	$627.5M	0.3%	$65.61	0
2020-Q3	Decreased	9.4M	-18.7%	$783.5M	0.4%	$66.16	0
2020-Q2	Decreased	11.6M	-0.4%	$898.4M	0.5%	$61.04	0
2020-Q1	Decreased	11.7M	-3.9%	$897.4M	0.6%	$61.22	0
2019-Q4	Increased	12.1M	+11.0%	$1.1B	0.6%	$71.83	50
2019-Q3	Decreased	10.9M	-5.3%	$919.9M	0.6%	$64.98	0
2019-Q2	Increased	11.5M	+0.2%	$968.1M	0.6%	$65.28	45
2019-Q1	Increased	11.5M	+1.9%	$958.2M	0.6%	$64.32	46
2018-Q4	New	11.3M	-	$863.5M	0.6%	$57.90	62