If you invested $1000 in OSI Systems, Inc. (OSIS) 10 years ago, it would be worth $3,616.34 as of July 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $2,190.29, while $1000 invested 1 year ago would be worth $1,019.83. This corresponds to total returns of 261.63%, 119.03%, 1.98%, respectively, with annualized returns of 13.71%, 16.97%, 1.98%.
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 |
|---|---|---|---|---|---|---|
| July 10, 2026 | 218.54 | 216.51 | 216.51 | 223.69 | 215.99 | 211,609 |
| July 09, 2026 | 217.35 | 216.65 | 216.65 | 217.98 | 213.1 | 159,362 |
| July 08, 2026 | 218.22 | 217.42 | 217.42 | 220.04 | 213.27 | 180,387 |
| July 07, 2026 | 219.89 | 218.72 | 218.72 | 221 | 213.85 | 194,818 |
| July 06, 2026 | 222.13 | 220.83 | 220.83 | 224.9 | 216.2 | 227,257 |
| July 02, 2026 | 217 | 221.76 | 221.76 | 221.93 | 213.87 | 172,885 |
| July 01, 2026 | 218.39 | 214.9 | 214.9 | 223.07 | 214.41 | 234,203 |
| June 30, 2026 | 214.74 | 218.7 | 218.7 | 221 | 214.04 | 278,333 |
| June 29, 2026 | 217.59 | 213.24 | 213.24 | 219.34 | 210.79 | 241,460 |
| June 26, 2026 | 216.28 | 218.29 | 218.29 | 219.7 | 212.88 | 645,590 |
| June 25, 2026 | 217.09 | 218.93 | 218.93 | 220.18 | 213.03 | 244,176 |
| June 24, 2026 | 213.95 | 213.72 | 213.72 | 219.11 | 212.3 | 340,642 |
| June 23, 2026 | 217.31 | 215.66 | 215.66 | 220.59 | 213.32 | 152,629 |
| June 22, 2026 | 221.3 | 219.26 | 219.26 | 228 | 219.06 | 165,065 |
| June 18, 2026 | 222.51 | 222.78 | 222.78 | 227.29 | 216.28 | 286,128 |
| June 17, 2026 | 222.69 | 217.51 | 217.51 | 231.39 | 216.6 | 213,459 |
| June 16, 2026 | 222.05 | 220.7 | 220.7 | 224.67 | 219.09 | 178,745 |
| June 15, 2026 | 229.48 | 221.68 | 221.68 | 232.04 | 220.12 | 204,864 |
| June 12, 2026 | 231.02 | 225.53 | 225.53 | 233.44 | 224.19 | 304,283 |
| June 11, 2026 | 220.27 | 231.02 | 231.02 | 232.54 | 220.2 | 311,718 |
| June 10, 2026 | 214.96 | 217.96 | 217.96 | 223.35 | 212.36 | 424,756 |
| June 09, 2026 | 213.73 | 215.39 | 215.39 | 218.86 | 207.89 | 267,690 |
| June 08, 2026 | 199.75 | 210.49 | 210.49 | 211.46 | 198 | 346,795 |
| June 05, 2026 | 211.1 | 197.73 | 197.73 | 213.55 | 197.27 | 229,958 |
| June 04, 2026 | 216 | 212.61 | 212.61 | 216 | 210.13 | 250,897 |
| June 03, 2026 | 213.14 | 213.48 | 213.48 | 215.24 | 211.44 | 161,750 |
| June 02, 2026 | 214.61 | 212.01 | 212.01 | 216.16 | 211 | 229,836 |
| June 01, 2026 | 214.61 | 213.37 | 213.37 | 217.39 | 212.03 | 278,234 |
| May 29, 2026 | 221.95 | 216.75 | 216.75 | 222.51 | 216.52 | 326,742 |
| May 28, 2026 | 217.3 | 221.16 | 221.16 | 222.63 | 215.03 | 204,153 |
| May 27, 2026 | 221.16 | 217.48 | 217.48 | 222.65 | 216.03 | 184,093 |
| May 26, 2026 | 222.5 | 220.97 | 220.97 | 223.1 | 216.33 | 239,615 |
| May 22, 2026 | 208.98 | 222.1 | 222.1 | 224.82 | 208.98 | 461,486 |
| May 21, 2026 | 214.37 | 207.86 | 207.86 | 214.37 | 203.45 | 350,989 |
| May 20, 2026 | 210.5 | 211.37 | 211.37 | 212.47 | 208.06 | 413,018 |
| May 19, 2026 | 206.28 | 209.01 | 209.01 | 211.95 | 206.08 | 322,097 |
| May 18, 2026 | 205.41 | 207.77 | 207.77 | 209.13 | 204.33 | 267,206 |
| May 15, 2026 | 211.18 | 205.4 | 205.4 | 214.05 | 204.94 | 364,659 |
| May 14, 2026 | 222.23 | 215.86 | 215.86 | 224.09 | 215.06 | 402,820 |
| May 13, 2026 | 229.24 | 218.49 | 218.49 | 229.24 | 213.88 | 386,333 |
| May 12, 2026 | 230.64 | 227.41 | 227.41 | 232.76 | 221.44 | 579,999 |
| May 11, 2026 | 230 | 231.92 | 231.92 | 237.32 | 226.5 | 412,679 |
| May 08, 2026 | 241.11 | 230.83 | 230.83 | 242.47 | 230.31 | 321,552 |
| May 07, 2026 | 239.9 | 241.11 | 241.11 | 244.77 | 233.05 | 561,159 |
| May 06, 2026 | 235.01 | 240.27 | 240.27 | 240.6 | 225 | 476,514 |
| May 05, 2026 | 276.89 | 234.74 | 234.74 | 276.89 | 232.5 | 1.19M |
| May 04, 2026 | 280.42 | 282.87 | 282.87 | 286.49 | 274.32 | 237,247 |
| May 01, 2026 | 287.8 | 282.5 | 282.5 | 289.4 | 279.43 | 232,047 |
| April 30, 2026 | 284.71 | 286.92 | 286.92 | 287.62 | 279.61 | 297,828 |
| April 29, 2026 | 287.71 | 281.84 | 281.84 | 293.52 | 279.98 | 194,308 |
| April 28, 2026 | 290.94 | 287.3 | 287.3 | 292.21 | 281.89 | 242,172 |
| April 27, 2026 | 292.61 | 291.34 | 291.34 | 295.5 | 284.15 | 221,782 |
| April 24, 2026 | 285.87 | 292.61 | 292.61 | 295.36 | 284.69 | 259,128 |
| April 23, 2026 | 295.62 | 286.35 | 286.35 | 308.56 | 285.97 | 389,989 |
| April 22, 2026 | 300.39 | 292.52 | 292.52 | 304.21 | 290.28 | 226,170 |
| April 21, 2026 | 309.08 | 296.84 | 296.84 | 311.72 | 293.56 | 246,957 |
| April 20, 2026 | 307.28 | 309.19 | 309.19 | 310.43 | 302.28 | 269,707 |
| April 17, 2026 | 306.47 | 309.68 | 309.68 | 311.27 | 304.27 | 190,875 |
| April 16, 2026 | 305.88 | 301.08 | 301.08 | 307.15 | 299.85 | 169,285 |
| April 15, 2026 | 301.87 | 305.9 | 305.9 | 309.73 | 301.87 | 232,820 |