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SEM · Select Medical Holdings Corp

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$16.51 -0.02 (-0.12%) At close · Jun 30
Market Cap
$2.05B
Shares
124.02M

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.

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-06-29 7,300,880 6,297,190 13,598,070 48.9%
2026-06-22 4,526,168 3,180,315 7,706,483
2026-06-15 883,442 1,059,810 1,943,252
2026-06-08 1,713,882 803,709 2,517,591
2026-06-01 1,308,081 681,804 1,989,885
2026-05-25 1,932,382 503,825 2,436,207
2026-05-18 3,092,342 7,488,594 10,580,936
2026-05-11 1,958,802 967,304 2,926,106
2026-05-04 1,423,473 1,266,737 2,690,210
2026-04-27 1,613,044 3,914,932 5,527,976
2026-04-20 1,034,180 646,176 1,680,356
2026-04-13 1,525,360 4,471,310 5,996,670
2026-04-06 1,390,754 791,466 2,182,220
2026-03-30 1,815,104 693,726 2,508,830
2026-03-23 2,609,334 995,405 3,604,739
2026-03-16 5,271,209 8,627,079 13,898,288
2026-03-09 6,926,192 11,645,341 18,571,533
2026-03-02 6,371,949 5,287,869 11,659,818
2026-02-23 1,318,090 616,976 1,935,066
2026-02-16 1,584,226 1,393,832 2,978,058
2026-02-09 1,302,417 944,984 2,247,401
2026-02-02 891,758 502,228 1,393,986
2026-01-26 621,724 448,877 1,070,601
2026-01-19 573,644 227,393 801,037
2026-01-12 592,090 343,125 935,215
2026-01-05 496,463 302,847 799,310
2025-12-29 587,642 1,027,991 1,615,633
2025-12-22 542,429 1,463,491 2,005,920
2025-12-15 1,163,607 1,834,632 2,998,239
2025-12-08 988,823 1,474,621 2,463,444
2025-12-01 1,717,233 852,534 2,569,767
2025-11-24 1,932,846 838,138 2,770,984
2025-11-17 1,076,092 469,549 1,545,641
2025-11-10 1,295,040 513,985 1,809,025
2025-11-03 1,861,548 442,765 2,304,313
2025-10-27 2,265,559 749,832 3,015,391
2025-10-20 979,466 761,083 1,740,549
2025-10-13 1,076,147 349,567 1,425,714
2025-10-06 2,935,981 1,645,046 4,581,027
2025-09-29 1,641,771 992,119 2,633,890
2025-09-22 1,016,000 442,463 1,458,463
2025-09-15 1,027,367 952,733 1,980,100
2025-09-08 945,513 975,603 1,921,116
2025-09-01 903,395 410,115 1,313,510
2025-08-25 937,623 525,241 1,462,864
2025-08-18 1,258,610 507,182 1,765,792
Showing 1–46 of 46 weeks
Key facts CIK 1320414 CUSIP 81619Q105 13F (30d) 229 filings 219 filers Visit website