FULLER & THALER ASSET MANAGEMENT, INC.

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 1082327 SAN MATEO, CA

Back to AMPH Full portfolio

Position in AMPH

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$27,330,773

-$10,012,946 QoQ

Shares Held

1,395,139

+0.0% QoQ

Ownership

3.16%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

24 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.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

FULLER & THALER ASSET MANAGEMENT, INC. holds $650,343,348 across 12 Drug Manufacturers - Specialty & Generic names. AMPH ranks #7 (4.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	UTHR	UNITED THERAPEUTICS Corp	280,405	$166,274,556
2	ELAN	Elanco Animal Health Inc	6,015,064	$143,940,481
3	INDV	Indivior Pharmaceuticals, Inc.	4,529,583	$138,061,689
4	PRGO	PERRIGO Co plc	7,662,883	$82,299,363
5	COLL	Collegium Pharmaceutical, Inc	1,499,584	$49,591,242
6	HIMS	Hims & Hers Health, Inc.	1,419,677	$29,472,494
7	AMPH	Amphastar Pharmaceuticals, Inc. This page	1,395,139	$27,330,773
8	NBIX	Neurocrine Biosciences Inc	87,350	$11,507,489

All Filings in AMPH

Export CSV

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$27,330,773	1,395,139	+0.0%	Shares	Sole	2026-05-14
2025-12-31	$37,343,719	1,394,463	+3.0%	Shares	Sole	2026-02-18
2025-09-30	$36,082,154	1,353,927	+7.1%	Shares	Sole	2025-11-13
2025-06-30	$29,016,205	1,263,772	+0.0%	Shares	Sole	2025-08-14
2025-03-31	$36,631,706	1,263,598	+11.5%	Shares	Sole	2025-05-13
2024-12-31	$42,065,542	1,132,926	-10.1%	Shares	Sole	2025-02-14
2024-09-30	$61,185,022	1,260,767	-0.9%	Shares	Sole	2024-11-13
2024-06-30	$50,912,720	1,272,818	-0.1%	Shares	Sole	2024-08-09
2024-03-31	$55,949,155	1,274,178	+0.1%	Shares	Sole	2024-05-13
2023-12-31	$78,736,101	1,273,017	-0.2%	Shares	Sole	2024-02-13
2023-09-30	$58,647,091	1,275,214	-0.3%	Shares	Sole	2023-11-13
2023-06-30	$73,532,577	1,279,495	+57.6%	Shares	Sole	2023-08-14
2023-03-31	$30,438,525	811,694	+62.3%	Shares	Sole	2023-05-15
2022-12-31	$14,011,821	500,065	-30.1%	Shares	Sole	2023-02-13
2022-09-30	$20,096,586	715,181	-1.6%	Shares	Sole	2022-11-14
2022-06-30	$25,275,491	726,516	+18.2%	Shares	Sole	2022-08-12
2022-03-31	$22,073,294	614,855	+0.6%	Shares	Sole	2022-05-13
2021-12-31	$14,240,949	611,462	+52.4%	Shares	Sole	2022-02-09
2021-09-30	$7,624,911	401,100	+0.4%	Shares	Sole	2021-11-10
2021-06-30	$8,052,811	399,445	+0.4%	Shares	Sole	2021-08-13
2021-03-31	$7,290,444	397,950	-27.2%	Shares	Sole	2021-05-13
2020-12-31	$10,986,977	546,344	-33.2%	Shares	Sole	2021-02-11
2020-09-30	$15,328,406	817,515	+0.3%	Shares	Sole	2020-11-09
2020-06-30	$18,307,797	815,129	—	Shares	Sole	2020-08-13
No filing history on record for this holder in this stock.