Silicon Motion Technology Corporation (SIMO)
NASDAQ: SIMO · Real-Time Price · USD
187.39
-0.57 (-0.30%)
At close: Oct 23, 2026, 4:00 PM EDT
188.10
+0.71 (0.38%)
After-hours: Oct 23, 2026, 7:59 PM EDT
Silicon Motion Technology Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 23, 2026 | 186.76 | 192.96 | 185.19 | 187.39 | 187.39 | -0.30% | 962,041 |
| Oct 22, 2026 | 211.95 | 211.95 | 183.33 | 187.96 | 187.96 | -15.45% | 1,602,937 |
| Oct 21, 2026 | 219.58 | 224.88 | 216.00 | 222.30 | 222.30 | 4.02% | 496,982 |
| Oct 20, 2026 | 208.40 | 217.94 | 206.50 | 213.70 | 213.70 | -1.63% | 338,347 |
| Oct 19, 2026 | 220.00 | 222.00 | 211.76 | 217.24 | 217.24 | 2.81% | 555,167 |
| Oct 16, 2026 | 218.93 | 218.93 | 209.14 | 211.30 | 211.30 | -3.25% | 580,383 |
| Oct 15, 2026 | 214.00 | 221.39 | 204.37 | 218.39 | 218.39 | -2.32% | 1,296,599 |
| Oct 14, 2026 | 240.00 | 241.63 | 220.74 | 223.58 | 223.58 | -9.35% | 1,239,261 |
| Oct 13, 2026 | 239.00 | 247.17 | 234.00 | 246.63 | 246.63 | -0.13% | 664,319 |
| Oct 12, 2026 | 259.00 | 259.98 | 246.00 | 246.95 | 246.95 | -6.42% | 646,567 |
| Oct 9, 2026 | 268.00 | 270.80 | 256.63 | 263.90 | 263.90 | 0.77% | 447,754 |
| Oct 8, 2026 | 279.10 | 283.35 | 258.01 | 261.89 | 261.89 | -8.36% | 868,604 |
| Oct 7, 2026 | 278.42 | 289.72 | 275.59 | 285.78 | 285.78 | 0.29% | 676,629 |
| Oct 6, 2026 | 286.41 | 294.98 | 281.51 | 284.96 | 284.96 | 0.89% | 1,076,000 |
| Oct 5, 2026 | 281.57 | 289.00 | 277.36 | 282.45 | 282.45 | 0.70% | 724,651 |
| Oct 2, 2026 | 275.93 | 283.50 | 274.54 | 280.50 | 280.50 | 1.91% | 641,861 |
| Oct 1, 2026 | 279.42 | 281.36 | 272.66 | 275.24 | 275.24 | -1.70% | 492,124 |
| Sep 30, 2026 | 279.21 | 283.76 | 275.02 | 280.00 | 280.00 | 1.39% | 444,136 |
| Sep 29, 2026 | 282.17 | 284.00 | 274.22 | 276.16 | 276.16 | -0.69% | 439,274 |
| Sep 28, 2026 | 273.91 | 280.00 | 269.34 | 278.07 | 278.07 | 0.67% | 414,003 |
| Sep 25, 2026 | 275.80 | 283.99 | 273.06 | 276.23 | 276.23 | 0.41% | 474,070 |
| Sep 24, 2026 | 268.81 | 278.85 | 265.00 | 275.10 | 275.10 | -0.52% | 603,311 |
| Sep 23, 2026 | 278.30 | 281.04 | 267.46 | 276.53 | 276.53 | -2.38% | 558,041 |
| Sep 22, 2026 | 265.60 | 287.37 | 265.60 | 283.26 | 283.26 | 5.30% | 1,229,465 |
| Sep 21, 2026 | 277.70 | 278.98 | 263.58 | 269.00 | 269.00 | -1.14% | 997,806 |
| Sep 18, 2026 | 257.88 | 272.87 | 257.62 | 272.11 | 272.11 | 7.43% | 873,457 |
| Sep 17, 2026 | 248.25 | 258.00 | 245.00 | 253.30 | 253.30 | 5.04% | 701,612 |
| Sep 16, 2026 | 244.50 | 246.30 | 237.28 | 241.14 | 241.14 | 0.81% | 616,558 |
| Sep 15, 2026 | 239.48 | 245.50 | 233.86 | 239.20 | 239.20 | 1.01% | 807,247 |
| Sep 14, 2026 | 267.96 | 270.60 | 236.74 | 236.81 | 236.81 | -16.76% | 1,427,686 |
| Sep 11, 2026 | 272.22 | 291.16 | 267.86 | 284.48 | 284.48 | 7.25% | 773,161 |
| Sep 10, 2026 | 269.59 | 274.01 | 261.57 | 265.25 | 265.25 | -4.48% | 572,397 |
| Sep 9, 2026 | 273.50 | 280.00 | 271.04 | 277.70 | 277.70 | 2.09% | 706,584 |
| Sep 8, 2026 | 261.54 | 272.54 | 252.71 | 272.02 | 272.02 | 6.17% | 1,208,136 |
| Sep 4, 2026 | 239.23 | 258.00 | 234.56 | 256.21 | 256.21 | 8.70% | 744,032 |
| Sep 3, 2026 | 239.06 | 240.00 | 227.16 | 235.70 | 235.70 | -2.81% | 886,752 |
| Sep 2, 2026 | 235.71 | 242.87 | 233.00 | 242.51 | 242.51 | 2.17% | 603,517 |
| Sep 1, 2026 | 240.09 | 243.77 | 230.02 | 237.35 | 237.35 | -3.84% | 675,725 |
| Aug 31, 2026 | 247.05 | 250.92 | 238.74 | 246.84 | 246.84 | 0.42% | 580,007 |
| Aug 28, 2026 | 252.24 | 255.38 | 244.04 | 245.81 | 245.81 | -3.63% | 405,854 |
| Aug 27, 2026 | 272.00 | 272.00 | 249.00 | 255.08 | 255.08 | -3.05% | 697,628 |
| Aug 26, 2026 | 241.68 | 263.69 | 241.16 | 263.11 | 263.11 | 8.80% | 785,383 |
| Aug 25, 2026 | 243.59 | 251.49 | 240.11 | 241.83 | 241.83 | -0.56% | 995,094 |
| Aug 24, 2026 | 250.00 | 257.50 | 238.54 | 243.18 | 243.18 | -5.88% | 844,612 |
| Aug 21, 2026 | 254.71 | 259.99 | 247.23 | 258.36 | 258.36 | 3.49% | 770,840 |
| Aug 20, 2026 | 244.48 | 253.56 | 242.83 | 249.65 | 249.65 | 2.82% | 577,291 |
| Aug 19, 2026 | 249.01 | 252.94 | 239.41 | 242.80 | 242.80 | -3.54% | 1,115,681 |
| Aug 18, 2026 | 261.60 | 264.89 | 248.11 | 251.72 | 251.72 | -7.69% | 1,339,466 |
| Aug 17, 2026 | 270.38 | 275.00 | 266.00 | 272.70 | 272.70 | 1.41% | 1,215,632 |
| Aug 14, 2026 | 255.24 | 269.50 | 252.46 | 268.90 | 268.90 | 7.94% | 1,118,423 |