Congress trades and big insider sales, sent the day they're filed. Free.
Open in TelegramOfficers, directors and 10% owners must report trades within two business days on SEC Form 4. INSIDER parses each filing's XML from EDGAR. By default only discretionary open-market purchases and sales are shown; grants, option exercises and tax withholding are one click away.
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 33 | Forstenhausler Matthew E.Director | Open-market purchase | BUY | $22K 2,400 sh |
| Aug 28, 2026 traded Aug 27, 2026 |
| 29 | Forstenhausler Matthew E.Director | Open-market purchase | BUY | $15K 1,600 sh | Aug 28, 2026 traded Aug 26, 2026 |
| 29 | Hettinger Shawna M.Director | Open-market purchase | BUY | $25K 654 sh | Aug 28, 2026 traded Aug 27, 2026 |
| 29 | Chase PhilipDirector | Open-market purchase | BUY | $3,054 133 sh | Aug 28, 2026 traded Aug 26, 2026 |
| 29 | Price Billy L Jr DrDirector | Open-market purchase | BUY | $17K 400 sh | Aug 28, 2026 traded Aug 27, 2026 |
| 28 | Tannenbaum Leonard MDirector, 10% Owner | Open-market purchase | BUY | $53K 15.2K sh | Aug 28, 2026 traded Aug 27, 2026 |
| 28 | Tannenbaum Leonard MDirector, 10% Owner | Open-market purchase | BUY | $66K 19.4K sh | Aug 28, 2026 traded Aug 26, 2026 |
| 25 | Pittas Aristeidis PDirector | Open-market purchase | BUY | $28K 375 sh | Aug 28, 2026 traded Aug 27, 2026 |
| 25 | Pittas Aristeidis PDirector | Open-market purchase | BUY | $28K 375 sh | Aug 28, 2026 traded Aug 27, 2026 |
| 25 | Mink Brook Asset Management LLC10% Owner | Open-market purchase | BUY | $2,234 500 sh | Aug 28, 2026 traded Aug 28, 2026 |
| 25 | Mink Brook Asset Management LLC10% Owner | Open-market purchase | BUY | $1,005 224 sh | Aug 28, 2026 traded Aug 27, 2026 |
| 22 | Sachetta EricDirector | Open-market purchase | BUY | $35K 10.9K sh | Aug 28, 2026 traded Aug 27, 2026 |
| 22 | Sachetta EricDirector | Open-market purchase | BUY | $32K 9,708 sh | Aug 28, 2026 traded Aug 26, 2026 |
| 51 | Hirsh David Z.Director | Open-market purchase | BUY | $11K 600 sh | Aug 27, 2026 traded Aug 18, 2026 |
| 47 | Ciongoli Gregory AustinDirector | Open-market purchase | BUY | $450K 49.2K sh | Aug 27, 2026 traded Aug 26, 2026 |
| 47 | Alt Aaron EDirector | Open-market purchase | BUY | $250K 7,862 sh | Aug 27, 2026 traded Aug 25, 2026 |
| 43 | Ciongoli Gregory AustinDirector | Open-market purchase | BUY | $500K 53.4K sh | Aug 27, 2026 traded Aug 27, 2026 |
| 41 | McLaughlin Matthew F.Director, Chief Executive Officer | Open-market purchase | BUY | $105K 20.0K sh | Aug 27, 2026 traded Aug 26, 2026 |
| 40 | Hsieh Anthony LiDirector, Executive Chair, CEO & Pres., 10% Owner | Open-market purchase | BUY | $253K 284.3K sh | Aug 27, 2026 traded Aug 26, 2026 |
| 37 | Marks Nataly MichelleDirector | Open-market purchase | BUY | $12K 950 sh | Aug 27, 2026 traded Aug 26, 2026 |
| 36 | Anderson Woodrow DChief Accounting Officer | Open-market purchase | BUY | $54K 1,500 sh | Aug 27, 2026 traded Aug 27, 2026 |
| 32 | Lange Douglas A.VP - WATER TREATMENT GROUP | Open-market purchase | BUY | $108K 910 sh | Aug 27, 2026 traded Aug 25, 2026 |
| 26 | Hsieh Anthony LiDirector, Executive Chair, CEO & Pres., 10% Owner | Open-market purchase | BUY | $36K 38.6K sh | Aug 27, 2026 traded Aug 27, 2026 |
| 59 | Sanche Jacques WolfDirector | Open-market purchase | BUY | $187K 4,150 sh | Aug 26, 2026 traded Aug 26, 2026 |
| 51 | Hsieh Anthony LiDirector, Executive Chair, CEO & Pres., 10% Owner | Open-market purchase | BUY | $96K 107.1K sh | Aug 26, 2026 traded Aug 24, 2026 |
| 44 | Wilks Dan H.10% Owner | Open-market purchase | BUY | $1.01M 212.7K sh | Aug 26, 2026 traded Aug 21, 2026 |
| 42 | Rogerson Donald ScottDirector | Open-market purchase | BUY | $100K 2,000 sh | Aug 26, 2026 traded Aug 21, 2026 |
| 40 | Hsieh Anthony LiDirector, Executive Chair, CEO & Pres., 10% Owner | Open-market purchase | BUY | $335K 364.4K sh | Aug 26, 2026 traded Aug 25, 2026 |
| 40 | Brisby DominicDirector, Chief Executive Officer | Open-market purchase | BUY | $619K 50.0K sh | Aug 26, 2026 traded Aug 24, 2026 |
| 38 | Calamos Aksia Hedged Strategies Fund (Offshore), Ltd.10% Owner | NACalamos Aksia Hedged Strategies Fund Open-market purchase | BUY | $2.99M 284.6K sh | Aug 26, 2026 traded Aug 24, 2026 |
| 36 | Corrado Felipe Amilcar IVInterim CEO and CFO | Open-market purchase | BUY | $1,850 5,000 sh | Aug 26, 2026 traded Aug 20, 2026 |
| 36 | Corrado Felipe Amilcar IVInterim CEO and CFO | Open-market purchase | BUY | $1,900 5,000 sh | Aug 26, 2026 traded Aug 20, 2026 |
| 35 | Williams Charles AlanDirector, CHAIRMAN & CEO, 10% Owner | Open-market purchase | BUY | $508K 30.0K sh | Aug 26, 2026 traded Aug 25, 2026 |
| 34 | Wilks Dan H.10% Owner | Open-market purchase | BUY | $1.71M 363.8K sh | Aug 26, 2026 traded Aug 24, 2026 |
| 33 | Winmill William McCollumDirector | Open-market purchase | BUY | $14K 800 sh | Aug 26, 2026 traded Aug 26, 2026 |
| 31 | Williams Charles AlanDirector, CHAIRMAN & CEO, 10% Owner | Open-market purchase | BUY | $819K 48.3K sh | Aug 26, 2026 traded Aug 26, 2026 |
| 30 | Winmill & Co. IncSee "Explanation of Responses" | Open-market purchase | BUY | $44K 7,761 sh | Aug 26, 2026 traded Aug 26, 2026 |
| 29 | Winmill & Co. IncSee "Explanation of Responses" | Open-market purchase | BUY | $43K 7,547 sh | Aug 26, 2026 traded Aug 25, 2026 |
| 28 | Wilks Dan H.10% Owner | Open-market purchase | BUY | $148K 30.8K sh | Aug 26, 2026 traded Aug 25, 2026 |
| 27 | Lord Albert LDirector | Open-market purchase | BUY | $7,152 20.0K sh | Aug 26, 2026 traded Aug 24, 2026 |