Invesco Ltd.

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 914208 Atlanta, GA

Back to AMPH Full portfolio

Position in AMPH

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$11,847,521

-$1,580,075 QoQ

Shares Held

604,774

+20.6% QoQ

Ownership

1.37%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 98.31093929302517.ToString("F0")% None 1.689060706974837.ToString("F0")%

Common Shares in AMPH Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Mar 31, 2026

Invesco Ltd. holds $1,834,470,034 across 45 Drug Manufacturers - Specialty & Generic names. AMPH ranks #19 (0.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ZTS	Zoetis Inc.	3,540,968	$418,577,820
2	UTHR	UNITED THERAPEUTICS Corp	608,367	$360,749,459
3	VTRS	Viatris Inc	21,968,657	$296,796,550
4	ELAN	Elanco Animal Health Inc	8,141,172	$194,818,243
5	TEVA	Teva Pharmaceutical Industries Ltd	3,253,233	$97,987,373
6	COLL	Collegium Pharmaceutical, Inc	1,591,909	$52,644,427
7	PRGO	PERRIGO Co plc	4,711,783	$50,604,546
8	INDV	Indivior Pharmaceuticals, Inc.	1,561,763	$47,602,534

All Filings in AMPH

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$11,847,521	604,774	+20.6%	Shares	Defined	2026-05-12
2025-12-31	$13,427,596	501,404	+28.7%	Shares	Defined	2026-02-19
2025-09-30	$10,382,650	389,593	+0.7%	Shares	Defined	2025-11-13
2025-06-30	$8,884,852	386,971	+7.7%	Shares	Defined	2025-08-13
2025-03-31	$10,411,552	359,143	+20.2%	Shares	Defined	2025-05-12
2024-12-31	$11,096,817	298,864	-10.2%	Shares	Defined	2025-02-13
2024-09-30	$16,156,846	332,925	-26.2%	Shares	Defined	2024-11-12
2024-06-30	$18,037,200	450,930	+11.9%	Shares	Defined	2024-08-13
2024-03-31	$17,697,482	403,040	+0.5%	Shares	Defined	2024-05-14
2023-12-31	$24,794,981	400,889	-2.4%	Shares	Defined	2024-02-13
2023-09-30	$18,884,824	410,629	-26.8%	Shares	Defined	2023-11-13
2023-06-30	$32,221,932	560,674	-5.4%	Shares	Defined	2023-08-11
2023-03-31	$22,228,836	592,769	-8.2%	Shares	Defined	2023-05-12
2022-12-31	$18,099,769	645,959	+9.9%	Shares	Defined	2023-02-13
2022-09-30	$16,521,196	587,943	+15.3%	Shares	Defined	2022-11-14
2022-06-30	$17,744,533	510,047	-30.5%	Shares	Defined	2022-08-15
2022-03-31	$26,344,926	733,842	+5.3%	Shares	Defined	2022-05-16
2021-12-31	$16,230,544	696,889	-2.4%	Shares	Defined	2022-02-14
2021-09-30	$13,579,202	714,319	-9.4%	Shares	Defined	2021-11-15
2021-06-30	$15,894,425	788,414	-15.6%	Shares	Defined	2021-08-17
2021-03-31	$17,104,394	933,646	-33.1%	Shares	Defined	2021-05-17
2020-12-31	$28,054,394	1,395,047	+3.3%	Shares	Defined	2021-02-16
2020-09-30	$25,320,318	1,350,417	+6.4%	Shares	Defined	2020-11-16
2020-06-30	$28,498,976	1,268,877	+71.0%	Shares	Defined	2020-08-14
2020-03-31	$11,013,460	742,147	—	Shares	Defined	2020-05-15
No filing history on record for this holder in this stock.