{"ticker": "MFRI", "overview": {"cik": "914122", "ticker": "PPIH", "name": "Perma-Pipe International Holdings, Inc.", "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "sic": "3564", "announcements": [{"form": "SCHEDULE 13G", "date": "2026-07-29", "title": "Form SCHEDULE 13G", "accession": "0002012383-26-002929", "price_sensitive": false}, {"form": "4", "date": "2026-07-29", "title": "FORM 4", "accession": "0001437749-26-024823", "price_sensitive": false}, {"form": "8-K", "date": "2026-06-29", "title": "FORM 8-K", "accession": "0001437749-26-022025", "price_sensitive": true}, {"form": "4", "date": "2026-06-29", "title": "FORM 4", "accession": "0001437749-26-021946", "price_sensitive": false}, {"form": "4", "date": "2026-06-29", "title": "FORM 4", "accession": "0001437749-26-021936", "price_sensitive": false}, {"form": "EFFECT", "date": "2026-06-26", "title": "Form EFFECT", "accession": "9999999995-26-002134", "price_sensitive": false}, {"form": "4", "date": "2026-06-26", "title": "FORM 4", "accession": "0001437749-26-021857", "price_sensitive": false}, {"form": "4", "date": "2026-06-26", "title": "FORM 4", "accession": "0001437749-26-021838", "price_sensitive": false}, {"form": "4", "date": "2026-06-26", "title": "FORM 4", "accession": "0001437749-26-021835", "price_sensitive": false}, {"form": "4/A", "date": "2026-06-26", "title": "FORM 4/A", "accession": "0001437749-26-021816", "price_sensitive": false}, {"form": "4", "date": "2026-06-26", "title": "FORM 4", "accession": "0001437749-26-021811", "price_sensitive": false}, {"form": "4", "date": "2026-06-26", "title": "FORM 4", "accession": "0001437749-26-021809", "price_sensitive": false}, {"form": "4", "date": "2026-06-23", "title": "FORM 4", "accession": "0001437749-26-021466", "price_sensitive": false}, {"form": "S-3", "date": "2026-06-09", "title": "FORM S-3", "accession": "0001437749-26-019988", "price_sensitive": false}, {"form": "10-Q", "date": "2026-06-09", "title": "FORM 10-Q", "accession": "0001437749-26-019930", "price_sensitive": true}, {"form": "8-K", "date": "2026-06-09", "title": "FORM 8-K", "accession": "0001437749-26-019929", "price_sensitive": true}, {"form": "DEF 14A", "date": "2026-05-13", "title": "FORM DEF 14A", "accession": "0001437749-26-016549", "price_sensitive": false}, {"form": "8-K", "date": "2026-04-16", "title": "FORM 8-K", "accession": "0001437749-26-012500", "price_sensitive": true}, {"form": "10-K", "date": "2026-04-16", "title": "FORM 10-K", "accession": "0001437749-26-012499", "price_sensitive": true}, {"form": "8-K", "date": "2026-04-14", "title": "FORM 8-K", "accession": "0001437749-26-012209", "price_sensitive": true}, {"form": "4", "date": "2026-04-13", "title": "FORM 4", "accession": "0001437749-26-012110", "price_sensitive": false}, {"form": "3", "date": "2026-04-13", "title": "FORM 3", "accession": "0001437749-26-012108", "price_sensitive": false}, {"form": "SCHEDULE 13G/A", "date": "2026-04-09", "title": "Form SCHEDULE 13G/A", "accession": "0000354204-26-000572", "price_sensitive": false}, {"form": "8-K", "date": "2026-04-07", "title": "FORM 8-K", "accession": "0001437749-26-011548", "price_sensitive": true}, {"form": "8-K", "date": "2026-03-19", "title": "FORM 8-K", "accession": "0001437749-26-008955", "price_sensitive": true}]}, "description": "MFRI trades as MFRI. Privy Trades holds 332 insider filings for the company, from January 2004 to May 2016. Across those, 15 insiders disclosed 18 open-market purchases totalling $600.44M against 52 sales totalling $6.14M. The most recent filing on record is dated 31 January 2017.", "exchange": null, "stats": {"buy_n": 18, "buy_sum": 600441752.515, "sell_n": 52, "sell_sum": 6143013.815, "net": 594298738.6999999, "insiders": 15, "first_date": "2004-01-03", "last_date": "2016-05-11"}, "metrics": {"ticker": "MFRI", "has_prices": false}, "trades": [{"id": "0000914122-17-000001", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP and CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 45762.5, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CFO files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412217000001/0000914122-17-000001-index.htm", "trade_date": "2017-01-31", "timestamp": "2017-01-31", "mins": 5130220}, {"id": "0000914122-17-000002", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Wayne Bosch", "who_key": "Bosch Wayne", "role": "VP & Chief HR Officer", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 11620.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "C-suite exec files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412217000002/0000914122-17-000002-index.htm", "trade_date": "2017-01-31", "timestamp": "2017-01-31", "mins": 5130220}, {"id": "0000914122-17-000005", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Bradley E. Mautner", "who_key": "MAUTNER BRADLEY E", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 79003.75, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "Director files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412217000005/0000914122-17-000005-index.htm", "trade_date": "2017-01-31", "timestamp": "2017-01-31", "mins": 5130220}, {"id": "0000914122-17-000006", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Fati A. Elgendy", "who_key": "Elgendy Fati A", "role": "Vice President", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 19477.5, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "President files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412217000006/0000914122-17-000006-index.htm", "trade_date": "2017-01-31", "timestamp": "2017-01-31", "mins": 5130220}, {"id": "0000914122-16-000073", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Dennis Kessler", "who_key": "KESSLER DENNIS", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 81892.98000000001, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "Director files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000073/0000914122-16-000073-index.htm", "trade_date": "2016-06-28", "timestamp": "2016-06-28", "mins": 5442700}, {"id": "0000914122-16-000074", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Michael J. Gade", "who_key": "Gade Michael J", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 81892.98000000001, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "Director files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000074/0000914122-16-000074-index.htm", "trade_date": "2016-06-28", "timestamp": "2016-06-28", "mins": 5442700}, {"id": "0000914122-16-000075", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "David Unger", "who_key": "UNGER DAVID", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 44586.810000000005, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "Director files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000075/0000914122-16-000075-index.htm", "trade_date": "2016-06-28", "timestamp": "2016-06-28", "mins": 5442700}, {"id": "0000914122-16-000076", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "David S. Barrie", "who_key": "Barrie David S", "role": "Director", "person_type": "BOARD", "person_label": "Board", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "Director files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000076/0000914122-16-000076-index.htm", "trade_date": "2016-06-28", "timestamp": "2016-06-28", "mins": 5442700}, {"id": "0000914122-16-000069", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Bradley E. Mautner", "who_key": "MAUTNER BRADLEY E", "role": "President and CEO, Director", "person_type": "CEO", "person_label": "CEOs", "action": "NON-SIGNAL", "amount": 135267.94, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CEO files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000069/0000914122-16-000069-index.htm", "trade_date": "2016-06-20", "timestamp": "2016-06-20", "mins": 5454220}, {"id": "0000914122-16-000070", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. 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Elgendy", "who_key": "ELGENDY FATI A", "role": "Vice President", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 3585.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "President files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000072/0000914122-16-000072-index.htm", "trade_date": "2016-06-20", "timestamp": "2016-06-20", "mins": 5454220}, {"id": "0000914122-16-000065", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Bradley E. Mautner", "who_key": "MAUTNER BRADLEY E", "role": "President and CEO, Director", "person_type": "CEO", "person_label": "CEOs", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CEO files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000065/0000914122-16-000065-index.htm", "trade_date": "2016-06-14", "timestamp": "2016-06-14", "mins": 5462860}, {"id": "0000914122-16-000066", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP and CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CFO files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000066/0000914122-16-000066-index.htm", "trade_date": "2016-06-14", "timestamp": "2016-06-14", "mins": 5462860}, {"id": "0000914122-16-000067", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Wayne Bosch", "who_key": "Bosch Wayne", "role": "VP & Chief HR Officer", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "C-suite exec files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000067/0000914122-16-000067-index.htm", "trade_date": "2016-06-14", "timestamp": "2016-06-14", "mins": 5462860}, {"id": "0000914122-16-000068", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Fati A. Elgendy", "who_key": "ELGENDY FATI A", "role": "Vice President", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "President files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000068/0000914122-16-000068-index.htm", "trade_date": "2016-06-14", "timestamp": "2016-06-14", "mins": 5462860}, {"id": "0000914122-16-000056", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Wayne Bosch", "who_key": "Bosch Wayne", "role": "VP & Chief HR Officer", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "C-suite exec files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000056/0000914122-16-000056-index.htm", "trade_date": "2016-05-13", "timestamp": "2016-05-13", "mins": 5508940}, {"id": "0000914122-16-000057", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP And CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "NON-SIGNAL", "amount": 0.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CFO files routine paperwork on MFRI \u2014 no open-market trade", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000057/0000914122-16-000057-index.htm", "trade_date": "2016-05-13", "timestamp": "2016-05-13", "mins": 5508940}, {"id": "0000914122-16-000055", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP and CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "SELL", "amount": 6780.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "The money boss sells $7K of MFRI", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000055/0000914122-16-000055-index.htm", "trade_date": "2016-05-11", "timestamp": "2016-05-11", "mins": 5511820}, {"id": "0000914122-16-000054", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP and CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "SELL", "amount": 27000.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CFO sells $27K of MFRI", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000054/0000914122-16-000054-index.htm", "trade_date": "2016-05-04", "timestamp": "2016-05-04", "mins": 5521900}, {"id": "0000914122-16-000053", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Karl J. Schmidt", "who_key": "SCHMIDT KARL J", "role": "VP and CFO", "person_type": "C_SUITE", "person_label": "C-Suite", "action": "SELL", "amount": 13300.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Industrial & Commercial Fans & Blowers & Air Purifing Equip", "country": "United States", "headline": "CFO takes $13K off the table in MFRI", "source_url": "https://www.sec.gov/Archives/edgar/data/914122/000091412216000053/0000914122-16-000053-index.htm", "trade_date": "2016-05-03", "timestamp": "2016-05-03", "mins": 5523340}, {"id": "0000914122-16-000047", "src": "INSIDERS", "ticker": "MFRI", "cik": "914122", "company": "Perma-Pipe International Holdings, Inc.", "company_raw": "MFRI INC", "who": "Bradley E. 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