HDSN
Hudson Technologies Inc /NyCompany with tickers: HDSN
CIK
925528
CUSIP
444144109
Shares Outstanding
42,068,788
13F Activity (30d)
82 filings
78 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 | 458,619 | 731,514 | 1,190,133 | 44.8% |
| 2026-04-27 | 161,168 | 249,499 | 410,667 | 41.0% |
| 2026-04-20 | 205,714 | 166,931 | 372,645 | 45.9% |
| 2026-04-13 | 257,887 | 367,026 | 624,913 | 45.5% |
| 2026-04-06 | 315,195 | 237,533 | 552,728 | 48.1% |
| 2026-03-30 | 351,761 | 269,147 | 620,908 | 42.7% |
| 2026-03-23 | 264,449 | 500,515 | 764,964 | 40.8% |
| 2026-03-16 | 445,071 | 240,242 | 685,313 | 35.5% |
| 2026-03-09 | 491,176 | 553,524 | 1,044,700 | 39.2% |
| 2026-03-02 | 438,731 | 438,075 | 876,806 | 38.4% |
| 2026-02-23 | 238,068 | 380,116 | 618,184 | 42.3% |
| 2026-02-16 | 275,687 | 158,144 | 433,831 | 39.1% |
| 2026-02-09 | 144,348 | 189,466 | 333,814 | 30.6% |
| 2026-02-02 | 166,954 | 189,135 | 356,089 | 30.2% |
| 2026-01-26 | 121,923 | 142,296 | 264,219 | 34.1% |
| 2026-01-19 | 185,758 | 150,172 | 335,930 | 36.5% |
| 2026-01-12 | 198,482 | 279,698 | 478,180 | 41.0% |
| 2026-01-05 | 200,408 | 262,881 | 463,289 | 39.0% |
| 2025-12-29 | 208,106 | 174,346 | 382,452 | 41.3% |
| 2025-12-22 | 143,405 | 150,954 | 294,359 | 38.1% |
| 2025-12-15 | 353,500 | 339,441 | 692,941 | 31.2% |
Showing 1–21 of 21 weeks