AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q3 2025
Shares 9,356 Value ($000) $249 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 10,251 Value ($000) $235 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 10,358 Value ($000) $300 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 11,548 Value ($000) $0 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 9,812 Value ($000) $0 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 8,583 Value ($000) $0 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 8,529 Value ($000) $0 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 9,025 Value ($000) $1 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 10,967 Value ($000) $1 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 10,460 Value ($000) $1 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 11,911 Value ($000) $0 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 39,494 Value ($000) $1 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 49,156 Value ($000) $1,381 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 7,119 Value ($000) $248 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 7,917 Value ($000) $284 Avg Close $28.36 Range $22.07 - $37.16
Q4 2017
Shares 12,555 Value ($000) $242 Avg Close $18.67 Range $17.00 - $19.95
Q2 2016
Shares 5,059 Value ($000) $82 Avg Close $14.11 Range $11.41 - $16.78
Q1 2016
Shares 4,158 Value ($000) $50 Avg Close $11.79 Range $10.50 - $14.18
Q4 2015
Shares 3,126 Value ($000) $44 Avg Close $13.21 Range $10.57 - $15.84
Q3 2015
Shares 4,120 Value ($000) $48 Avg Close $15.00 Range $10.61 - $18.30
Q2 2015
Shares 1,305 Value ($000) $23 Avg Close $15.59 Range $13.55 - $18.25