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NORTHERN TRUST CORP
> AMPH
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | 635,443 | -13,785 | 36,518,910,000 | 12,172,859,000 | $57,470.00 |
| 03/31/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | 649,228 | 234,111 | 24,346,051,000 | 24,334,385,000 | $37,500.00 |
| 09/30/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | 415,117 | -26 | 11,666,000 | -2,776,000 | $28.10 |
| 06/30/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | 415,143 | 11,001 | 14,442,000 | -67,000 | $34.79 |
| 03/31/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | 404,142 | -17,809 | 14,509,000 | 4,681,000 | $35.90 |
| 12/31/2021 | Amphastar Pharmaceuticals, Inc. | AMPH | 421,951 | -1,434 | 9,828,000 | 1,780,000 | $23.29 |
| 09/30/2021 | Amphastar Pharmaceuticals, Inc. | AMPH | 423,385 | -10,218 | 8,048,000 | -694,000 | $19.01 |
| 06/30/2021 | Amphastar Pharmaceuticals, Inc. | AMPH | 433,603 | -26,807 | 8,742,000 | 307,000 | $20.16 |
| 03/31/2021 | Amphastar Pharmaceuticals, Inc. | AMPH | 460,410 | -28,910 | 8,435,000 | -1,406,000 | $18.32 |
| 12/31/2020 | Amphastar Pharmaceuticals, Inc. | AMPH | 489,320 | -21,657 | 9,841,000 | 261,000 | $20.11 |
| 09/30/2020 | Amphastar Pharmaceuticals, Inc. | AMPH | 510,977 | -10,658 | 9,580,000 | -2,137,000 | $18.75 |
| 06/30/2020 | Amphastar Pharmaceuticals, Inc. | AMPH | 521,635 | 21,156 | 11,717,000 | 4,289,000 | $22.46 |
| 03/31/2020 | Amphastar Pharmaceuticals, Inc. | AMPH | 500,479 | 4,812 | 7,428,000 | -2,134,000 | $14.84 |
| 12/31/2019 | Amphastar Pharmaceuticals, Inc. | AMPH | 495,667 | -37,035 | 9,562,000 | -1,002,000 | $19.29 |
| 09/30/2019 | Amphastar Pharmaceuticals, Inc. | AMPH | 532,702 | 52,653 | 10,564,000 | 431,000 | $19.83 |
| 06/30/2019 | Amphastar Pharmaceuticals, Inc. | AMPH | 480,049 | 6,260 | 10,133,000 | 454,000 | $21.11 |
| 03/31/2019 | Amphastar Pharmaceuticals, Inc. | AMPH | 473,789 | 352 | 9,679,000 | 257,000 | $20.43 |
| 12/31/2018 | Amphastar Pharmaceuticals, Inc. | AMPH | 473,437 | -6,993 | 9,422,000 | 179,000 | $19.90 |
| 09/30/2018 | Amphastar Pharmaceuticals, Inc. | AMPH | 480,430 | 26,330 | 9,243,000 | 2,313,000 | $19.24 |
| 06/30/2018 | Amphastar Pharmaceuticals, Inc. | AMPH | 454,100 | -13,255 | 6,930,000 | -1,833,000 | $15.26 |
| 03/31/2018 | Amphastar Pharmaceuticals, Inc. | AMPH | 467,355 | -2,077 | 8,763,000 | -269,000 | $18.75 |
| 12/31/2017 | Amphastar Pharmaceuticals, Inc. | AMPH | 469,432 | -10,186 | 9,032,000 | 462,000 | $19.24 |
| 09/30/2017 | Amphastar Pharmaceuticals, Inc. | AMPH | 479,618 | -6,088 | 8,570,000 | -105,000 | $17.87 |
| 06/30/2017 | Amphastar Pharmaceuticals, Inc. | AMPH | 485,706 | 9,672 | 8,675,000 | 1,772,000 | $17.86 |
| 03/31/2017 | Amphastar Pharmaceuticals, Inc. | AMPH | 476,034 | 476,034 | 6,903,000 | 6,903,000 | $14.50 |
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