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MPWR · Monolithic Power Systems, Inc. · Off Exchange

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$1,196.29 +29.02 (+2.49%)
S&P 500 member Nasdaq-100 member Russell 1000 member Rebalance outlook locked
Market Cap
$57.36B
Shares
49.14M
Volume · Oct 27 120.21K Avg daily vol (3M) 748.66K

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-09-21 945,314 826,770 1,772,084 40.6%
2026-09-14 811,234 824,791 1,636,025 36.0%
2026-09-07 590,998 254,689 845,687 34.5%
2026-08-31 697,216 372,109 1,069,325 37.0%
2026-08-24 620,558 504,157 1,124,715 42.0%
2026-08-17 748,825 497,924 1,246,749 37.1%
2026-08-10 491,193 398,006 889,199 35.9%
2026-08-03 1,152,892 577,470 1,730,362 39.5%
2026-07-27 1,676,331 717,249 2,393,580 38.0%
2026-07-20 976,626 456,418 1,433,044 36.9%
2026-07-13 887,015 599,507 1,486,522 34.1%
2026-07-06 1,074,236 642,365 1,716,601 40.5%
2026-06-29 1,172,781 1,046,256 2,219,037 40.4%
2026-06-22 1,609,407 957,377 2,566,784 31.7%
2026-06-15 921,794 705,734 1,627,528 33.6%
2026-06-08 964,237 438,258 1,402,495 34.6%
2026-06-01 834,246 363,382 1,197,628 31.7%
2026-05-25 560,743 540,874 1,101,617 32.9%
2026-05-18 751,774 419,810 1,171,584 37.5%
2026-05-11 654,557 397,603 1,052,160 35.7%
2026-05-04 751,447 472,578 1,224,025 36.7%
2026-04-27 1,085,935 405,450 1,491,385 38.1%
2026-04-20 731,327 458,232 1,189,559 42.4%
2026-04-13 636,262 414,898 1,051,160 41.7%
2026-04-06 763,864 397,853 1,161,717 38.4%
2026-03-30 484,585 335,401 819,986 33.9%
2026-03-23 509,128 251,584 760,712 33.1%
2026-03-16 560,523 412,447 972,970 34.7%
2026-03-09 490,096 407,321 897,417 34.7%
2026-03-02 662,079 530,818 1,192,897 38.0%
2026-02-23 662,073 514,801 1,176,874 39.8%
2026-02-16 374,988 173,032 548,020 37.0%
2026-02-09 779,108 361,337 1,140,445 33.8%
2026-02-02 1,270,409 698,358 1,968,767 37.8%
2026-01-26 820,722 441,630 1,262,352 34.9%
2026-01-19 483,295 216,192 699,487 33.7%
2026-01-12 493,106 302,391 795,497 36.2%
2026-01-05 746,499 403,366 1,149,865 38.1%
2025-12-29 316,110 427,657 743,767 42.9%
2025-12-22 284,370 191,110 475,480 35.5%
2025-12-15 1,119,295 2,695,141 3,814,436 45.2%
2025-12-08 643,071 379,291 1,022,362 37.8%
2025-12-01 567,648 385,152 952,800 39.1%
2025-11-24 533,120 431,640 964,760 36.2%
2025-11-17 998,584 540,749 1,539,333 38.3%
2025-11-10 650,805 371,821 1,022,626 35.3%
2025-11-03 920,712 445,191 1,365,903 35.9%
2025-10-27 1,068,439 823,428 1,891,867 39.8%
Showing 1–48 of 48 weeks
Key facts CIK 1280452 CUSIP 609839105 13F (30d) 322 filings 314 filers Visit website Investor relations