AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

CITIGROUP INC's Holding History (CIK: 0000831001)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 28,280 Value ($000) $757 Avg Close $25.76 Range $22.94 - $29.00

Q3 2025

Shares 19,815 Value ($000) $528 Avg Close $25.82 Range $20.39 - $31.26

Q2 2025

Shares 42,220 Value ($000) $969 Avg Close $24.82 Range $22.64 - $29.27

Q1 2025

Shares 77,737 Value ($000) $2,254 Avg Close $31.94 Range $25.89 - $39.01

Q4 2024

Shares 63,171 Value ($000) $2,346 Avg Close $45.73 Range $36.48 - $53.96

Q3 2024

Shares 57,812 Value ($000) $2,806 Avg Close $43.89 Range $36.56 - $50.62

Q2 2024

Shares 34,995 Value ($000) $1,400 Avg Close $41.44 Range $38.43 - $46.62

Q1 2024

Shares 34,948 Value ($000) $1,535 Avg Close $51.65 Range $42.16 - $65.92

Q4 2023

Shares 30,940 Value ($000) $1,914 Avg Close $52.53 Range $43.79 - $63.67

Q3 2023

Shares 41,590 Value ($000) $1,913 Avg Close $54.55 Range $44.86 - $67.66

Q2 2023

Shares 37,749 Value ($000) $2,169 Avg Close $44.33 Range $35.62 - $58.70

Q1 2023

Shares 24,749 Value ($000) $928 Avg Close $32.78 Range $27.58 - $38.22

Q4 2022

Shares 31,747 Value ($000) $890 Avg Close $29.04 Range $26.76 - $31.64

Q3 2022

Shares 30,990 Value ($000) $871 Avg Close $32.65 Range $27.10 - $39.07

Q2 2022

Shares 31,339 Value ($000) $1,090 Avg Close $35.69 Range $28.64 - $44.46

Q1 2022

Shares 38,664 Value ($000) $1,388 Avg Close $28.36 Range $22.07 - $37.16

Q4 2021

Shares 30,440 Value ($000) $709 Avg Close $20.45 Range $18.12 - $23.85

Q3 2021

Shares 30,509 Value ($000) $580 Avg Close $19.59 Range $17.56 - $21.63

Q2 2021

Shares 25,202 Value ($000) $508 Avg Close $18.84 Range $16.91 - $20.94

Q1 2021

Shares 12,687 Value ($000) $233 Avg Close $18.59 Range $17.11 - $20.93

Q4 2020

Shares 14,526 Value ($000) $292 Avg Close $19.46 Range $17.51 - $21.38

Q3 2020

Shares 7,329 Value ($000) $138 Avg Close $20.14 Range $17.83 - $22.69

Q2 2020

Shares 21,718 Value ($000) $488 Avg Close $18.31 Range $14.00 - $22.50

Q1 2020

Shares 15,695 Value ($000) $233 Avg Close $17.40 Range $12.33 - $20.40

Q4 2019

Shares 19,999 Value ($000) $386 Avg Close $19.18 Range $16.71 - $20.89

Q3 2019

Shares 29,185 Value ($000) $579 Avg Close $20.83 Range $18.66 - $22.85

Q2 2019

Shares 17,925 Value ($000) $378 Avg Close $20.90 Range $18.60 - $23.06

Q1 2019

Shares 32,983 Value ($000) $674 Avg Close $22.40 Range $19.32 - $25.43

Q4 2018

Shares 17,543 Value ($000) $349 Avg Close $19.71 Range $17.71 - $22.74

Q3 2018

Shares 37,127 Value ($000) $715 Avg Close $17.82 Range $15.04 - $19.50

Q2 2018

Shares 76,447 Value ($000) $1,167 Avg Close $17.48 Range $14.40 - $19.94

Q1 2018

Shares 103,919 Value ($000) $1,949 Avg Close $18.80 Range $16.76 - $20.45

Q4 2017

Shares 135,472 Value ($000) $2,606 Avg Close $18.67 Range $17.00 - $19.95

Q3 2017

Shares 188,910 Value ($000) $3,376 Avg Close $16.45 Range $14.53 - $18.67

Q2 2017

Shares 221,729 Value ($000) $3,960 Avg Close $15.86 Range $13.15 - $17.95

Q1 2017

Shares 56,116 Value ($000) $813 Avg Close $15.72 Range $12.05 - $19.64

Q4 2016

Shares 73,203 Value ($000) $1,348 Avg Close $19.45 Range $16.87 - $21.75

Q3 2016

Shares 35,172 Value ($000) $667 Avg Close $18.15 Range $15.62 - $21.53

Q2 2016

Shares 13,089 Value ($000) $211 Avg Close $14.11 Range $11.41 - $16.78

Q1 2016

Shares 31,012 Value ($000) $372 Avg Close $11.79 Range $10.50 - $14.18

Q4 2015

Shares 18,078 Value ($000) $257 Avg Close $13.21 Range $10.57 - $15.84

Q3 2015

Shares 4,143 Value ($000) $48 Avg Close $15.00 Range $10.61 - $18.30

Q2 2015

Shares 93,073 Value ($000) $1,637 Avg Close $15.59 Range $13.55 - $18.25

Q1 2015

Shares 47,271 Value ($000) $707 Avg Close $13.37 Range $11.12 - $15.79

Q4 2014

Shares 10,938 Value ($000) $127 Avg Close $10.89 Range $9.76 - $12.46

Q3 2014

Shares 2,032 Value ($000) $24 Avg Close $10.42 Range $8.32 - $12.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	28,280	$757	$25.76	$22.94 - $29.00
Q3 2025	19,815	$528	$25.82	$20.39 - $31.26
Q2 2025	42,220	$969	$24.82	$22.64 - $29.27
Q1 2025	77,737	$2,254	$31.94	$25.89 - $39.01
Q4 2024	63,171	$2,346	$45.73	$36.48 - $53.96
Q3 2024	57,812	$2,806	$43.89	$36.56 - $50.62
Q2 2024	34,995	$1,400	$41.44	$38.43 - $46.62
Q1 2024	34,948	$1,535	$51.65	$42.16 - $65.92
Q4 2023	30,940	$1,914	$52.53	$43.79 - $63.67
Q3 2023	41,590	$1,913	$54.55	$44.86 - $67.66
Q2 2023	37,749	$2,169	$44.33	$35.62 - $58.70
Q1 2023	24,749	$928	$32.78	$27.58 - $38.22
Q4 2022	31,747	$890	$29.04	$26.76 - $31.64
Q3 2022	30,990	$871	$32.65	$27.10 - $39.07
Q2 2022	31,339	$1,090	$35.69	$28.64 - $44.46
Q1 2022	38,664	$1,388	$28.36	$22.07 - $37.16
Q4 2021	30,440	$709	$20.45	$18.12 - $23.85
Q3 2021	30,509	$580	$19.59	$17.56 - $21.63
Q2 2021	25,202	$508	$18.84	$16.91 - $20.94
Q1 2021	12,687	$233	$18.59	$17.11 - $20.93
Q4 2020	14,526	$292	$19.46	$17.51 - $21.38
Q3 2020	7,329	$138	$20.14	$17.83 - $22.69
Q2 2020	21,718	$488	$18.31	$14.00 - $22.50
Q1 2020	15,695	$233	$17.40	$12.33 - $20.40
Q4 2019	19,999	$386	$19.18	$16.71 - $20.89
Q3 2019	29,185	$579	$20.83	$18.66 - $22.85
Q2 2019	17,925	$378	$20.90	$18.60 - $23.06
Q1 2019	32,983	$674	$22.40	$19.32 - $25.43
Q4 2018	17,543	$349	$19.71	$17.71 - $22.74
Q3 2018	37,127	$715	$17.82	$15.04 - $19.50
Q2 2018	76,447	$1,167	$17.48	$14.40 - $19.94
Q1 2018	103,919	$1,949	$18.80	$16.76 - $20.45
Q4 2017	135,472	$2,606	$18.67	$17.00 - $19.95
Q3 2017	188,910	$3,376	$16.45	$14.53 - $18.67
Q2 2017	221,729	$3,960	$15.86	$13.15 - $17.95
Q1 2017	56,116	$813	$15.72	$12.05 - $19.64
Q4 2016	73,203	$1,348	$19.45	$16.87 - $21.75
Q3 2016	35,172	$667	$18.15	$15.62 - $21.53
Q2 2016	13,089	$211	$14.11	$11.41 - $16.78
Q1 2016	31,012	$372	$11.79	$10.50 - $14.18
Q4 2015	18,078	$257	$13.21	$10.57 - $15.84
Q3 2015	4,143	$48	$15.00	$10.61 - $18.30
Q2 2015	93,073	$1,637	$15.59	$13.55 - $18.25
Q1 2015	47,271	$707	$13.37	$11.12 - $15.79
Q4 2014	10,938	$127	$10.89	$9.76 - $12.46
Q3 2014	2,032	$24	$10.42	$8.32 - $12.52