ERII · Energy Recovery, Inc.
$8.35
+0.53 (+6.78%)
At close · Aug 14
Market Cap
$426.22M
Shares
51.04M
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 |
|---|---|---|---|---|
| 2026-07-06 | 651,330 | 734,018 | 1,385,348 | 41.5% |
| 2026-06-29 | 618,447 | 767,214 | 1,385,661 | 44.5% |
| 2026-06-22 | 713,622 | 1,399,575 | 2,113,197 | 40.5% |
| 2026-06-15 | 1,057,300 | 3,325,424 | 4,382,724 | 45.4% |
| 2026-06-08 | 632,601 | 592,541 | 1,225,142 | 35.6% |
| 2026-06-01 | 872,538 | 673,898 | 1,546,436 | 37.3% |
| 2026-05-25 | 410,678 | 522,145 | 932,823 | 33.9% |
| 2026-05-18 | 1,063,770 | 591,908 | 1,655,678 | 35.5% |
| 2026-05-11 | 2,766,076 | 3,079,198 | 5,845,274 | 46.8% |
| 2026-05-04 | 1,626,487 | 1,092,394 | 2,718,881 | 38.4% |
| 2026-04-27 | 1,228,145 | 641,640 | 1,869,785 | 43.8% |
| 2026-04-20 | 822,411 | 1,101,719 | 1,924,130 | 36.5% |
| 2026-04-13 | 837,649 | 558,575 | 1,396,224 | 28.9% |
| 2026-04-06 | 721,328 | 431,675 | 1,153,003 | 39.1% |
| 2026-03-30 | 704,365 | 614,831 | 1,319,196 | 39.7% |
| 2026-03-23 | 955,391 | 725,670 | 1,681,061 | 36.6% |
| 2026-03-16 | 1,018,799 | 751,810 | 1,770,609 | 38.5% |
| 2026-03-09 | 1,143,376 | 808,772 | 1,952,148 | 38.4% |
| 2026-03-02 | 1,513,166 | 680,345 | 2,193,511 | 41.1% |
| 2026-02-23 | 1,580,960 | 1,299,990 | 2,880,950 | 42.1% |
| 2026-02-16 | 254,249 | 142,909 | 397,158 | 33.8% |
| 2026-02-09 | 296,583 | 119,747 | 416,330 | 30.8% |
| 2026-02-02 | 283,940 | 212,341 | 496,281 | 33.7% |
| 2026-01-26 | 371,958 | 213,264 | 585,222 | 35.2% |
| 2026-01-19 | 267,619 | 189,466 | 457,085 | 38.1% |
| 2026-01-12 | 308,667 | 351,590 | 660,257 | 40.5% |
| 2026-01-05 | 294,750 | 192,780 | 487,530 | 33.2% |
| 2025-12-29 | 287,061 | 328,743 | 615,804 | 34.9% |
| 2025-12-22 | 235,966 | 198,716 | 434,682 | 34.8% |
| 2025-12-15 | 545,166 | 499,066 | 1,044,232 | 32.7% |
| 2025-12-08 | 575,301 | 188,104 | 763,405 | 36.1% |
| 2025-12-01 | 444,755 | 210,281 | 655,036 | 34.0% |
| 2025-11-24 | 494,709 | 174,876 | 669,585 | 36.4% |
| 2025-11-17 | 809,037 | 314,990 | 1,124,027 | 37.3% |
| 2025-11-10 | 811,275 | 504,233 | 1,315,508 | 34.8% |
| 2025-11-03 | 968,484 | 1,244,515 | 2,212,999 | 44.8% |
| 2025-10-27 | 274,011 | 167,313 | 441,324 | 30.5% |
| 2025-10-20 | 586,945 | 247,955 | 834,900 | 39.1% |
| 2025-10-13 | 410,601 | 302,365 | 712,966 | 35.2% |
| 2025-10-06 | 389,683 | 545,651 | 935,334 | 45.4% |
| 2025-09-29 | 440,341 | 259,476 | 699,817 | 34.8% |
| 2025-09-22 | 424,980 | 222,624 | 647,604 | 31.0% |
| 2025-09-15 | 628,407 | 325,463 | 953,870 | 28.6% |
| 2025-09-08 | 401,147 | 245,936 | 647,083 | 33.4% |
| 2025-09-01 | 351,562 | 266,274 | 617,836 | 34.0% |
| 2025-08-25 | 235,880 | 149,422 | 385,302 | 28.1% |
| 2025-08-18 | 328,689 | 356,607 | 685,296 | 37.1% |
Showing 1–47 of 47 weeks
Key facts
CIK
1421517
CUSIP
29270J100
13F (30d)
195 filings
192 filers
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