If you invested ¥1000 in SPK Corporation (7466.T) 10 years ago, it would be worth ¥3,904.59 as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a ¥1000 investment made 5 years ago would be worth ¥2,516.61, while ¥1000 invested 1 year ago would be worth ¥1,249.13. This corresponds to total returns of 290.46%, 151.66%, 24.91%, respectively, with annualized returns of 14.58%, 20.27%, 24.91%.
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 |
|---|---|---|---|---|---|---|
| August 21, 2026 | 1,445 | 1,470 | 1,470 | 1,474 | 1,435 | 59,100 |
| August 20, 2026 | 1,403 | 1,450 | 1,450 | 1,453 | 1,403 | 54,100 |
| August 19, 2026 | 1,391 | 1,397 | 1,397 | 1,437 | 1,388 | 58,500 |
| August 18, 2026 | 1,415 | 1,403 | 1,403 | 1,415 | 1,389 | 39,100 |
| August 17, 2026 | 1,405 | 1,409 | 1,409 | 1,434 | 1,400 | 43,900 |
| August 14, 2026 | 1,364 | 1,400 | 1,400 | 1,400 | 1,364 | 33,100 |
| August 13, 2026 | 1,370 | 1,362 | 1,362 | 1,377 | 1,360 | 33,800 |
| August 12, 2026 | 1,379 | 1,369 | 1,369 | 1,379 | 1,360 | 30,200 |
| August 10, 2026 | 1,365 | 1,377 | 1,377 | 1,378 | 1,347 | 19,900 |
| August 07, 2026 | 1,356 | 1,356 | 1,356 | 1,372 | 1,345 | 36,300 |
| August 06, 2026 | 1,338 | 1,353 | 1,353 | 1,353 | 1,336 | 20,200 |
| August 05, 2026 | 1,325 | 1,338 | 1,338 | 1,341 | 1,325 | 19,100 |
| August 04, 2026 | 1,348 | 1,329 | 1,329 | 1,351 | 1,328 | 36,700 |
| August 03, 2026 | 1,383 | 1,350 | 1,350 | 1,383 | 1,346 | 40,200 |
| July 31, 2026 | 1,403 | 1,387 | 1,387 | 1,420 | 1,387 | 40,000 |
| July 30, 2026 | 1,380 | 1,389 | 1,389 | 1,404 | 1,373 | 52,300 |
| July 29, 2026 | 1,375 | 1,373 | 1,373 | 1,387 | 1,362 | 28,300 |
| July 28, 2026 | 1,381 | 1,373 | 1,373 | 1,381 | 1,361 | 24,600 |
| July 27, 2026 | 1,365 | 1,373 | 1,373 | 1,375 | 1,358 | 33,800 |
| July 24, 2026 | 1,343 | 1,350 | 1,350 | 1,350 | 1,337 | 28,100 |
| July 23, 2026 | 1,364 | 1,353 | 1,353 | 1,370 | 1,351 | 20,200 |
| July 22, 2026 | 1,350 | 1,356 | 1,356 | 1,365 | 1,345 | 25,400 |
| July 21, 2026 | 1,350 | 1,353 | 1,353 | 1,366 | 1,350 | 20,000 |
| July 17, 2026 | 1,360 | 1,346 | 1,346 | 1,367 | 1,339 | 24,900 |
| July 16, 2026 | 1,374 | 1,363 | 1,363 | 1,374 | 1,362 | 18,400 |
| July 15, 2026 | 1,353 | 1,364 | 1,364 | 1,367 | 1,341 | 16,800 |
| July 14, 2026 | 1,362 | 1,340 | 1,340 | 1,376 | 1,340 | 27,600 |
| July 13, 2026 | 1,382 | 1,350 | 1,350 | 1,398 | 1,350 | 35,900 |
| July 10, 2026 | 1,385 | 1,376 | 1,376 | 1,385 | 1,365 | 24,600 |
| July 09, 2026 | 1,369 | 1,370 | 1,370 | 1,378 | 1,358 | 26,000 |
| July 08, 2026 | 1,342 | 1,370 | 1,370 | 1,370 | 1,342 | 35,500 |
| July 07, 2026 | 1,352 | 1,345 | 1,345 | 1,357 | 1,340 | 21,400 |
| July 06, 2026 | 1,336 | 1,355 | 1,355 | 1,355 | 1,327 | 47,400 |
| July 03, 2026 | 1,320 | 1,313 | 1,313 | 1,328 | 1,311 | 25,300 |
| July 02, 2026 | 1,307 | 1,320 | 1,320 | 1,322 | 1,306 | 21,700 |
| July 01, 2026 | 1,300 | 1,309 | 1,309 | 1,321 | 1,300 | 25,100 |
| June 30, 2026 | 1,297 | 1,294 | 1,294 | 1,304 | 1,289 | 33,400 |
| June 29, 2026 | 1,282 | 1,293 | 1,293 | 1,298 | 1,280 | 30,700 |
| June 26, 2026 | 1,271 | 1,269 | 1,269 | 1,277 | 1,254 | 31,400 |
| June 25, 2026 | 1,304 | 1,271 | 1,271 | 1,304 | 1,266 | 46,700 |
| June 24, 2026 | 1,287 | 1,274 | 1,274 | 1,298 | 1,270 | 30,300 |
| June 23, 2026 | 1,283 | 1,279 | 1,279 | 1,289 | 1,272 | 35,700 |
| June 22, 2026 | 1,287 | 1,271 | 1,271 | 1,292 | 1,268 | 19,100 |
| June 19, 2026 | 1,265 | 1,266 | 1,266 | 1,274 | 1,258 | 23,600 |
| June 18, 2026 | 1,240 | 1,262 | 1,262 | 1,264 | 1,240 | 23,900 |
| June 17, 2026 | 1,240 | 1,240 | 1,240 | 1,259 | 1,240 | 17,000 |
| June 16, 2026 | 1,230 | 1,238 | 1,238 | 1,242 | 1,226 | 16,200 |
| June 15, 2026 | 1,224 | 1,229 | 1,229 | 1,240 | 1,218 | 20,600 |
| June 12, 2026 | 1,211 | 1,214 | 1,214 | 1,218 | 1,203 | 37,800 |
| June 11, 2026 | 1,214 | 1,214 | 1,214 | 1,219 | 1,205 | 28,400 |
| June 10, 2026 | 1,198 | 1,219 | 1,219 | 1,223 | 1,198 | 23,200 |
| June 09, 2026 | 1,212 | 1,206 | 1,206 | 1,220 | 1,202 | 26,300 |
| June 08, 2026 | 1,213 | 1,211 | 1,211 | 1,234 | 1,196 | 48,900 |
| June 05, 2026 | 1,233 | 1,238 | 1,238 | 1,242 | 1,224 | 26,700 |
| June 04, 2026 | 1,210 | 1,220 | 1,220 | 1,224 | 1,209 | 23,200 |
| June 03, 2026 | 1,210 | 1,217 | 1,217 | 1,221 | 1,200 | 36,300 |
| June 02, 2026 | 1,222 | 1,207 | 1,207 | 1,222 | 1,196 | 44,300 |
| June 01, 2026 | 1,250 | 1,230 | 1,230 | 1,250 | 1,218 | 36,700 |
| May 29, 2026 | 1,234 | 1,249 | 1,249 | 1,262 | 1,234 | 32,500 |
| May 28, 2026 | 1,221 | 1,241 | 1,241 | 1,241 | 1,209 | 29,300 |