AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q4 2025
Shares 16,868 Value ($000) $452 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 16,868 Value ($000) $449 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 16,868 Value ($000) $387 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 124,402 Value ($000) $3,537 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 189,347 Value ($000) $7,030 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 147,045 Value ($000) $7,136 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 156,264 Value ($000) $6,250 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 159,198 Value ($000) $6,990 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 165,198 Value ($000) $10,218 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 112,580 Value ($000) $5,177 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 97,075 Value ($000) $5,578 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 103,941 Value ($000) $3,897 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 7,715 Value ($000) $216 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 7,715 Value ($000) $217 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 7,767 Value ($000) $270 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 363,504 Value ($000) $13,049 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 973,193 Value ($000) $22,666 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 970,551 Value ($000) $18,450 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 555,036 Value ($000) $11,190 Avg Close $18.84 Range $16.91 - $20.94