If you invested ¥1000 in istyle Inc. (3660.T) 10 years ago, it would be worth ¥462.22 as of August 02, 2026, based on a reinvested dividends scenario. Over the same period, a ¥1000 investment made 5 years ago would be worth ¥981.87, while ¥1000 invested 1 year ago would be worth ¥712.9. This corresponds to total returns of -53.78%, -1.81%, -28.71%, respectively, with annualized returns of -7.42%, -0.36%, -28.71%.
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 31, 2026 | 429 | 442 | 442 | 445 | 428 | 615,200 |
| July 30, 2026 | 436 | 435 | 435 | 438 | 429 | 720,800 |
| July 29, 2026 | 439 | 440 | 440 | 444 | 433 | 924,900 |
| July 28, 2026 | 440 | 435 | 435 | 450 | 433 | 951,700 |
| July 27, 2026 | 418 | 437 | 437 | 440 | 418 | 1.24M |
| July 24, 2026 | 408 | 412 | 412 | 414 | 406 | 470,400 |
| July 23, 2026 | 411 | 412 | 412 | 416 | 410 | 526,300 |
| July 22, 2026 | 400 | 412 | 412 | 416 | 396 | 627,500 |
| July 21, 2026 | 410 | 405 | 405 | 414 | 403 | 640,000 |
| July 17, 2026 | 415 | 408 | 408 | 419 | 404 | 844,000 |
| July 16, 2026 | 416 | 420 | 420 | 424 | 415 | 948,100 |
| July 15, 2026 | 410 | 415 | 415 | 416 | 408 | 512,100 |
| July 14, 2026 | 410 | 413 | 413 | 418 | 407 | 737,800 |
| July 13, 2026 | 398 | 406 | 406 | 411 | 397 | 648,100 |
| July 10, 2026 | 396 | 403 | 403 | 406 | 394 | 760,200 |
| July 09, 2026 | 396 | 394 | 394 | 397 | 391 | 366,900 |
| July 08, 2026 | 396 | 398 | 398 | 400 | 390 | 619,800 |
| July 07, 2026 | 392 | 400 | 400 | 400 | 392 | 543,000 |
| July 06, 2026 | 388 | 395 | 395 | 399 | 385 | 749,100 |
| July 03, 2026 | 395 | 390 | 390 | 400 | 389 | 850,400 |
| July 02, 2026 | 377 | 390 | 390 | 393 | 376 | 1.14M |
| July 01, 2026 | 381 | 373 | 373 | 382 | 370 | 742,200 |
| June 30, 2026 | 378 | 375 | 375 | 385 | 375 | 556,700 |
| June 29, 2026 | 366 | 379 | 379 | 379 | 364 | 1.35M |
| June 26, 2026 | 368 | 365 | 365 | 369 | 360 | 1.09M |
| June 25, 2026 | 365 | 366 | 366 | 370 | 360 | 594,800 |
| June 24, 2026 | 368 | 360 | 360 | 370 | 360 | 441,100 |
| June 23, 2026 | 360 | 360 | 360 | 365 | 360 | 751,500 |
| June 22, 2026 | 364 | 361 | 361 | 366 | 361 | 600,500 |
| June 19, 2026 | 373 | 365 | 365 | 373 | 364 | 1.04M |
| June 18, 2026 | 371 | 371 | 371 | 373 | 368 | 607,400 |
| June 17, 2026 | 374 | 372 | 372 | 379 | 371 | 579,200 |
| June 16, 2026 | 376 | 371 | 371 | 377 | 371 | 529,300 |
| June 15, 2026 | 376 | 381 | 381 | 382 | 374 | 594,100 |
| June 12, 2026 | 375 | 371 | 371 | 377 | 369 | 926,700 |
| June 11, 2026 | 388 | 375 | 375 | 391 | 372 | 1.01M |
| June 10, 2026 | 385 | 392 | 392 | 392 | 382 | 781,300 |
| June 09, 2026 | 392 | 386 | 386 | 393 | 384 | 641,000 |
| June 08, 2026 | 387 | 385 | 385 | 390 | 383 | 854,900 |
| June 05, 2026 | 390 | 390 | 390 | 395 | 385 | 1.36M |
| June 04, 2026 | 384 | 376 | 376 | 390 | 376 | 882,300 |
| June 03, 2026 | 389 | 388 | 388 | 392 | 377 | 876,100 |
| June 02, 2026 | 389 | 384 | 384 | 393 | 377 | 1.3M |
| June 01, 2026 | 378 | 385 | 385 | 385 | 367 | 1.2M |
| May 29, 2026 | 370 | 372 | 372 | 378 | 367 | 913,400 |
| May 28, 2026 | 376 | 366 | 366 | 377 | 360 | 1.17M |
| May 27, 2026 | 366 | 369 | 369 | 369 | 355 | 1.96M |
| May 26, 2026 | 378 | 366 | 366 | 378 | 363 | 1.32M |
| May 25, 2026 | 386 | 378 | 378 | 387 | 377 | 816,200 |
| May 22, 2026 | 370 | 389 | 389 | 392 | 370 | 1.51M |
| May 21, 2026 | 379 | 370 | 370 | 380 | 362 | 1.93M |
| May 20, 2026 | 387 | 374 | 374 | 388 | 372 | 2.46M |
| May 19, 2026 | 392 | 390 | 390 | 399 | 387 | 1.3M |
| May 18, 2026 | 399 | 388 | 388 | 400 | 386 | 1.48M |
| May 15, 2026 | 394 | 392 | 392 | 401 | 386 | 1.9M |
| May 14, 2026 | 401 | 386 | 386 | 407 | 385 | 2.79M |
| May 13, 2026 | 410 | 403 | 403 | 417 | 402 | 2.14M |
| May 12, 2026 | 423 | 412 | 412 | 424 | 412 | 1.81M |
| May 11, 2026 | 435 | 424 | 424 | 439 | 420 | 3.03M |
| May 08, 2026 | 469 | 467 | 467 | 475 | 463 | 1.27M |