If you invested $1000 in Amgen Inc. (AMGN) 10 years ago, it would be worth $3,402.57 as of September 05, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $2,277.24, while $1000 invested 1 year ago would be worth $1,563.27. This corresponds to total returns of 240.26%, 127.72%, 56.33%, respectively, with annualized returns of 13.02%, 17.9%, 56.33%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| September 04, 2026 | 437.03 | 437.23 | 437.23 | 441.85 | 435 | 1.56M |
| September 03, 2026 | 445.67 | 444.12 | 444.12 | 445.82 | 438.08 | 1.72M |
| September 02, 2026 | 440.65 | 442.84 | 442.84 | 445.57 | 435 | 2.28M |
| September 01, 2026 | 435.3 | 438.12 | 438.12 | 438.65 | 431 | 2.35M |
| August 31, 2026 | 428.59 | 429.88 | 429.88 | 431.85 | 426 | 2.29M |
| August 28, 2026 | 437.89 | 432.42 | 432.42 | 437.89 | 430.72 | 1.73M |
| August 27, 2026 | 433.08 | 436.99 | 436.99 | 442.13 | 431.01 | 1.75M |
| August 26, 2026 | 441 | 440.34 | 440.34 | 442.89 | 438.24 | 2.26M |
| August 25, 2026 | 443.26 | 442.24 | 442.24 | 447.03 | 441.26 | 1.97M |
| August 24, 2026 | 440.31 | 443.84 | 443.84 | 445.87 | 435.51 | 2.37M |
| August 21, 2026 | 431.72 | 439.33 | 439.33 | 440.51 | 429.38 | 1.88M |
| August 20, 2026 | 435.78 | 433.73 | 433.73 | 441.34 | 431.07 | 2.89M |
| August 19, 2026 | 430.24 | 442.36 | 442.36 | 443.2 | 429.38 | 2.49M |
| August 18, 2026 | 421.64 | 425.28 | 425.28 | 427.39 | 420.72 | 2.56M |
| August 17, 2026 | 412.98 | 419.38 | 419.38 | 419.6 | 410.4 | 2.56M |
| August 14, 2026 | 413.76 | 415.21 | 415.21 | 416.03 | 410.5 | 1.66M |
| August 13, 2026 | 419.92 | 417.84 | 417.84 | 420.26 | 415.78 | 2.43M |
| August 12, 2026 | 413.31 | 416.18 | 416.18 | 418.19 | 409 | 2.06M |
| August 11, 2026 | 415.52 | 414.3 | 414.3 | 421.79 | 412.2 | 2.03M |
| August 10, 2026 | 408.46 | 417.2 | 417.2 | 417.36 | 406.42 | 1.92M |
| August 07, 2026 | 404.09 | 410.95 | 410.95 | 411.6 | 401.07 | 1.76M |
| August 06, 2026 | 413.72 | 404.85 | 404.85 | 418.4 | 401.2 | 2.54M |
| August 05, 2026 | 393.36 | 407.83 | 407.83 | 416.24 | 391 | 5.56M |
| August 04, 2026 | 380.76 | 390.02 | 390.02 | 390.92 | 376.02 | 3.46M |
| August 03, 2026 | 388.5 | 378.87 | 378.87 | 391.03 | 375.96 | 3.23M |
| July 31, 2026 | 382 | 385.16 | 385.16 | 386.82 | 379.34 | 1.93M |
| July 30, 2026 | 379.75 | 387.64 | 387.64 | 388.41 | 378.22 | 2.91M |
| July 29, 2026 | 395.03 | 387.64 | 387.64 | 397.88 | 386.59 | 2.81M |
| July 28, 2026 | 383.25 | 393.1 | 393.1 | 398 | 382.21 | 3.3M |
| July 27, 2026 | 378.55 | 376.26 | 376.26 | 382.28 | 374.4 | 2.62M |
| July 23, 2026 | 359.98 | 371.5 | 371.5 | 371.84 | 359.21 | 2.73M |
| July 22, 2026 | 369.23 | 366.05 | 366.05 | 371 | 364.86 | 1.54M |
| July 21, 2026 | 365.09 | 366.24 | 366.24 | 368.91 | 362.14 | 2.74M |
| July 20, 2026 | 367.95 | 364.17 | 364.17 | 370.29 | 363.65 | 1.82M |
| July 17, 2026 | 373.97 | 366.29 | 366.29 | 378.54 | 361.72 | 2.78M |
| July 16, 2026 | 358.25 | 371.58 | 371.58 | 372.14 | 357.74 | 2.27M |
| July 15, 2026 | 354.66 | 358.32 | 358.32 | 359.9 | 353.95 | 1.76M |
| July 14, 2026 | 358.18 | 355.25 | 355.25 | 358.86 | 354.71 | 1.54M |
| July 13, 2026 | 363.04 | 360.45 | 360.45 | 363.29 | 355.73 | 1.69M |
| July 10, 2026 | 363.08 | 363.39 | 363.39 | 364.9 | 361.14 | 1.56M |
| July 09, 2026 | 367.82 | 363.62 | 363.62 | 368.75 | 361.03 | 1.71M |
| July 08, 2026 | 366.19 | 367.99 | 367.99 | 371.42 | 363 | 1.73M |
| July 07, 2026 | 374.28 | 368.1 | 368.1 | 375.25 | 366.36 | 1.94M |
| July 06, 2026 | 371.7 | 366.44 | 366.44 | 373.98 | 359.47 | 2.72M |
| July 02, 2026 | 364.74 | 374.15 | 374.15 | 375.15 | 363.39 | 2.48M |
| July 01, 2026 | 362.63 | 361.33 | 361.33 | 364 | 357.89 | 2.19M |
| June 30, 2026 | 362.15 | 362.12 | 362.12 | 362.78 | 356.87 | 2.24M |
| June 29, 2026 | 361.95 | 360.55 | 360.55 | 363.11 | 358.46 | 2.41M |
| June 26, 2026 | 354.69 | 358.33 | 358.33 | 362.27 | 354.16 | 3.37M |
| June 25, 2026 | 350.06 | 352.82 | 352.82 | 359.1 | 350.06 | 2.33M |
| June 24, 2026 | 348 | 351.43 | 351.43 | 354.42 | 346 | 2.38M |
| June 23, 2026 | 348.31 | 347.01 | 347.01 | 349.4 | 345.49 | 2.19M |
| June 22, 2026 | 337.65 | 344.72 | 344.72 | 345.11 | 337.6 | 2.49M |
| June 18, 2026 | 344.38 | 337.6 | 337.6 | 345 | 334.05 | 7.88M |
| June 17, 2026 | 347.08 | 341.66 | 341.66 | 349.4 | 338.9 | 3.31M |
| June 16, 2026 | 352 | 347.84 | 347.84 | 353.66 | 345.87 | 3.37M |
| June 15, 2026 | 355.5 | 350.53 | 350.53 | 358.3 | 349.56 | 4.31M |
| June 12, 2026 | 357.39 | 355.2 | 355.2 | 358.17 | 351.96 | 2.69M |
| June 11, 2026 | 342.91 | 354.06 | 354.06 | 358.46 | 341.46 | 4.72M |
| June 10, 2026 | 346.86 | 337.73 | 337.73 | 348.59 | 337.49 | 3M |