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AVTR · Avantor, Inc. · Off Exchange

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$15.05 -0.19 (-1.25%) At close · Sep 30
S&P 400 member Russell 1000 member Rebalance outlook locked
Market Cap
$10.37B
Shares
682.76M
Volume · Sep 30 7.38M Avg daily vol (3M) 9.4M

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
2026-08-24 6,807,052 3,594,506 10,401,558 38.8%
2026-08-17 7,362,406 4,091,139 11,453,545 37.6%
2026-08-10 7,725,384 2,961,022 10,686,406 35.4%
2026-08-03 11,979,891 4,494,404 16,474,295 36.3%
2026-07-27 29,326,205 14,562,209 43,888,414 40.1%
2026-07-20 14,128,995 7,530,783 21,659,778 39.0%
2026-07-13 14,381,685 8,856,600 23,238,285 42.9%
2026-07-06 9,533,592 4,431,601 13,965,193 37.5%
2026-06-29 8,915,177 4,206,522 13,121,699 38.4%
2026-06-22 12,048,706 5,650,853 17,699,559 38.1%
2026-06-15 5,867,288 3,960,715 9,828,003 33.1%
2026-06-08 12,501,410 7,972,677 20,474,087 39.2%
2026-06-01 12,352,232 10,242,002 22,594,234 44.7%
2026-05-25 12,852,145 7,208,715 20,060,860 44.7%
2026-05-18 9,821,223 20,126,645 29,947,868 55.8%
2026-05-11 11,178,731 7,874,899 19,053,630 42.6%
2026-05-04 11,287,471 11,357,620 22,645,091 48.2%
2026-04-27 15,487,936 10,975,312 26,463,248 46.1%
2026-04-20 12,473,508 7,745,465 20,218,973 41.1%
2026-04-13 11,271,491 9,780,375 21,051,866 44.2%
2026-04-06 10,063,554 5,643,270 15,706,824 42.3%
2026-03-30 6,392,493 3,681,488 10,073,981 37.8%
2026-03-23 9,729,887 8,549,798 18,279,685 43.4%
2026-03-16 13,066,064 6,820,475 19,886,539 42.1%
2026-03-09 13,961,019 13,264,568 27,225,587 48.5%
2026-03-02 14,490,545 11,418,990 25,909,535 45.4%
2026-02-23 11,249,628 7,661,305 18,910,933 44.4%
2026-02-16 8,945,328 5,630,144 14,575,472 39.9%
2026-02-09 25,283,814 20,383,466 45,667,280 42.4%
2026-02-02 15,747,826 12,966,319 28,714,145 44.4%
2026-01-26 19,035,060 14,694,429 33,729,489 42.7%
2026-01-19 9,236,432 17,590,416 26,826,848 51.8%
2026-01-12 13,761,377 8,674,160 22,435,537 41.6%
2026-01-05 13,688,890 8,291,643 21,980,533 39.8%
2025-12-29 4,849,316 4,849,405 9,698,721 42.7%
2025-12-22 6,023,468 32,627,445 38,650,913 73.5%
2025-12-15 11,359,669 14,077,691 25,437,360 43.5%
2025-12-08 14,183,418 12,604,198 26,787,616 46.1%
2025-12-01 10,023,966 11,801,942 21,825,908 50.4%
2025-11-24 5,035,777 8,915,323 13,951,100 51.2%
2025-11-17 11,219,362 7,786,557 19,005,919 41.4%
2025-11-10 8,217,130 5,821,156 14,038,286 39.3%
2025-11-03 11,781,196 7,807,666 19,588,862 39.0%
2025-10-27 32,722,356 16,563,883 49,286,239 43.2%
2025-10-20 11,331,040 6,814,915 18,145,955 37.1%
2025-10-13 14,154,940 10,078,469 24,233,409 39.8%
2025-10-06 8,972,158 7,536,969 16,509,127 39.6%
Showing 1–47 of 47 weeks
Key facts CIK 1722482 CUSIP 05352A100 13F (30d) 10 filings 9 filers Visit website Investor relations