Amphastar Pharmaceuticals, Inc.

BANK OF MONTREAL /CAN/ AMPH

Report date

9/30/2025

Quarter

2025 Q3

Filed

11/13/2025

Shares

8,968

Value ($000)

239

Weight

0.0%

2019 Q4 - 2025 Q3 (24 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q3	11/13/2025	239	0.0%	8,968	9/30/2025
2025 Q2	8/5/2025	271	0.0%	11,790	6/30/2025
2025 Q1	5/13/2025	238	0.0%	8,206	3/31/2025
2024 Q4	2/13/2025	305	0.0%	8,215	12/31/2024
2024 Q3	11/13/2024	377	0.0%	7,854	9/30/2024
2024 Q2	8/14/2024	316	0.0%	7,654	6/30/2024
2024 Q1	5/13/2024	340	0.0%	7,646	3/31/2024
2023 Q4	2/8/2024	467	0.0%	7,446	12/31/2023
2023 Q3	11/1/2023	374	0.0%	7,992	9/30/2023
2023 Q2	8/2/2023	494	0.0%	8,536	6/30/2023
2023 Q1	6/13/2024	334	0.0%	8,738	3/31/2023
2022 Q4	2/1/2023	213	0.0%	7,414	12/31/2022
2022 Q3	11/10/2022	222	0.0%	6,816	9/30/2022
2022 Q2	8/11/2022	223	0.0%	6,495	6/30/2022
2022 Q1	5/12/2022	477	0.0%	13,029	3/31/2022
2021 Q4	2/11/2022	298	0.0%	12,658	12/31/2021
2021 Q3	11/12/2021	279	0.0%	14,317	9/30/2021
2021 Q2	8/12/2021	331	0.0%	15,868	6/30/2021
2021 Q1	5/13/2021	205	0.0%	11,569	3/31/2021
2020 Q4	2/12/2021	217	0.0%	11,132	12/31/2020
2020 Q3	11/12/2020	2,680	0.0%	132,595	9/30/2020
2020 Q2	8/12/2020	2,853	0.0%	137,002	6/30/2020
2020 Q1	5/13/2020	1,724	0.0%	116,732	3/31/2020
2019 Q4	2/10/2020	2,355	0.0%	122,074	12/31/2019