HDSN
Hudson Technologies Inc /NyCompany with tickers: HDSN
CIK
925528
CUSIP
444144109
Shares Outstanding
42,068,788
13F Activity (30d)
105 filings
101 filers
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Squeeze Score
42/100
Short interest 4.0% of shares — P66
Days to cover 2.5 — P46
Short-volume trend -12.2% — P14
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-05-29). Equal-weight mean of the available factors.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-05-29 | 1,665,001 | 1,535,791 | +129,210 | 2.50 |
| 2026-05-15 | 1,535,791 | 1,357,730 | +178,061 | 2.66 |
| 2026-04-30 | 1,357,730 | 1,337,634 | +20,096 | 5.98 |
| 2026-04-15 | 1,337,634 | 1,347,958 | -10,324 | 5.20 |
| 2026-03-31 | 1,347,958 | 1,341,286 | +6,672 | 3.35 |
| 2026-03-13 | 1,341,286 | 1,310,031 | +31,255 | 2.74 |
| 2026-02-27 | 1,310,031 | 1,248,003 | +62,028 | 5.03 |
| 2026-02-13 | 1,248,003 | 1,217,271 | +30,732 | 5.59 |
| 2026-01-30 | 1,217,271 | 1,118,212 | +99,059 | 5.99 |
| 2026-01-15 | 1,118,212 | 1,174,892 | -56,680 | 5.15 |
| 2025-12-31 | 1,174,892 | 1,108,284 | +66,608 | 4.06 |
| 2025-12-15 | 1,108,284 | 1,275,534 | -167,250 | 1.85 |
| 2025-11-28 | 1,275,534 | 1,055,576 | +219,958 | 3.68 |
| 2025-11-14 | 1,055,576 | 924,652 | +130,924 | 1.85 |
| 2025-10-31 | 924,652 | 966,974 | -42,322 | 5.06 |
| 2025-10-15 | 966,974 | 1,010,184 | -43,210 | 4.21 |
| 2025-09-30 | 1,010,184 | 1,069,959 | -59,775 | 3.66 |
| 2025-09-15 | 1,069,959 | 1,131,147 | -61,188 | 4.63 |
| 2025-08-29 | 1,131,147 | 1,203,868 | -72,721 | 2.80 |
| 2025-08-15 | 1,203,868 | 1,518,032 | -314,164 | 2.39 |
| 2025-07-31 | 1,518,032 | 1,546,982 | -28,950 | 2.89 |
| 2025-07-15 | 1,546,982 | 1,307,673 | +239,309 | 6.24 |
| 2025-06-30 | 1,307,673 | 1,524,597 | -216,924 | 2.49 |
| 2025-06-13 | 1,524,597 | 1,161,957 | +362,640 | 4.87 |
Showing 1–24 of 24 settlements