Hartree Partners, LP is 10% Owner at HUDSON TECHNOLOGIES INC /NY (HDSN). They have made 14 open-market trades across 2 companies since 2021, most recently 2026-09-24.
CIK 0001597857
12 open-market purchases totalling $7.9M since 2021, against 2 sales. Across 9 scored buys the stock is down 6.0% at thirty days, and 7.8 points behind the S&P over the same stretch.
12 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| SRLP | 19,548,849 | $391.0M |
| HDSN | 5,348,517 | $26.8M |
| DDMX | 1,480,000 | $13.9M |
| Total | $431.7M |
Shares reported on the most recent Form 4, priced at the 2026-09-28 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 17% | 22% | — |
| Avg Move | -2.4% | -6.0% | — |
| Alpha | -2.8% | -7.8% | — |
| Scored | 12 | 9 | 2 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| HDSN | BUY | 2026-09-24 | 2026-09-28 | $5.10 | $604K | +1.8% | — | — |
| HDSN | BUY | 2026-09-21 | 2026-09-23 | $5.10 | $69K | +1.8% | — | — |
| HDSN | BUY | 2026-09-16 | 2026-09-18 | $5.10 | $57K | -0.6% | — | — |
| HDSN | BUY | 2026-09-02 | 2026-09-04 | $5.10 | $27K | -3.9% | -2.5% | — |
| HDSN | BUY | 2026-08-24 | 2026-08-26 | $5.50 | $553K | -3.2% | -6.6% | — |
| HDSN | BUY | 2026-08-12 | 2026-08-14 | $5.50 | $29K | -5.9% | -5.2% | — |
| HDSN | BUY | 2026-07-29 | 2026-07-31 | $5.99 | $312K | -9.0% | -13.2% | — |
| HDSN | BUY | 2026-07-20 | 2026-07-22 | $5.99 | $393K | -1.3% | -10.5% | — |
| HDSN | BUY | 2026-07-06 | 2026-07-08 | $5.99 | $31K | -4.2% | -12.4% | -16.7% |
| HDSN | BUY | 2026-06-30 | 2026-07-02 | $5.86 | $4.5M | -4.4% | -4.6% | -20.9% |
| DDMX | SELL | 2021-11-15 | 2021-11-15 | $0.01 | $15K | -7.0% | N/A | N/A |
| DDMX | SELL | 2021-11-15 | 2021-11-15 | $10.00 | $15.0M | -7.0% | N/A | N/A |
| DDMX | BUY | 2021-02-04 | 2021-09-27 | $10.93 | $1.3M | +0.0% | +0.6% | N/A |
| DDMX | BUY | 2021-02-04 | 2021-09-27 | $0.01 | $1K | +0.0% | +0.6% | N/A |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.