AMLX
Amylyx Pharmaceuticals, Inc.Company with tickers: AMLX
CIK
1658551
CUSIP
03237H101
Shares Outstanding
111,186,317
13F Activity (30d)
113 filings
110 filers
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 |
|---|---|---|---|---|
| 2026-05-04 | 2,148,090 | 688,941 | 2,837,031 | 46.2% |
| 2026-04-27 | 1,211,159 | 795,301 | 2,006,460 | 53.6% |
| 2026-04-20 | 889,678 | 632,297 | 1,521,975 | 49.4% |
| 2026-04-13 | 1,890,457 | 1,286,908 | 3,177,365 | 52.1% |
| 2026-04-06 | 3,000,019 | 858,746 | 3,858,765 | 51.8% |
| 2026-03-30 | 1,261,379 | 454,226 | 1,715,605 | 55.4% |
| 2026-03-23 | 1,360,106 | 1,724,473 | 3,084,579 | 51.2% |
| 2026-03-16 | 843,139 | 486,352 | 1,329,491 | 33.8% |
| 2026-03-09 | 1,211,012 | 479,703 | 1,690,715 | 41.2% |
| 2026-03-02 | 2,011,308 | 948,592 | 2,959,900 | 41.7% |
| 2026-02-23 | 1,326,267 | 833,297 | 2,159,564 | 43.3% |
| 2026-02-16 | 653,727 | 274,469 | 928,196 | 36.7% |
| 2026-02-09 | 946,523 | 265,326 | 1,211,849 | 39.9% |
| 2026-02-02 | 1,480,549 | 555,127 | 2,035,676 | 38.8% |
| 2026-01-26 | 2,401,429 | 1,216,952 | 3,618,381 | 45.5% |
| 2026-01-19 | 3,502,682 | 2,071,946 | 5,574,628 | 48.3% |
| 2026-01-12 | 2,443,012 | 608,522 | 3,051,534 | 37.5% |
| 2026-01-05 | 2,654,557 | 2,038,344 | 4,692,901 | 51.2% |
| 2025-12-29 | 1,825,848 | 1,621,812 | 3,447,660 | 46.4% |
| 2025-12-22 | 1,376,397 | 470,891 | 1,847,288 | 42.1% |
| 2025-12-15 | 3,055,667 | 1,852,700 | 4,908,367 | 41.0% |
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