{"ticker": "NSSI", "overview": {"cik": "1065078", "ticker": "NTIP", "name": "NETWORK-1 TECHNOLOGIES, INC.", "industry": "Patent Owners & Lessors", "country": "United States", "sic": "6794", "announcements": [{"form": "4", "date": "2026-09-22", "title": "ROBERT MAHAN - FORM 4", "accession": "0001072613-26-000797", "price_sensitive": false}, {"form": "8-K", "date": "2026-09-22", "title": "FORM 8K DATED SEPTEMBER 16, 2026", "accession": "0001072613-26-000795", "price_sensitive": true}, {"form": "8-K", "date": "2026-09-08", "title": "FORM 8K DATED SEPTEMBER 3, 2026", "accession": "0001072613-26-000755", "price_sensitive": true}, {"form": "SCHEDULE 13G/A", "date": "2026-08-12", "title": "Form SCHEDULE 13G/A", "accession": "0001021771-26-000108", "price_sensitive": false}, {"form": "8-K", "date": "2026-08-10", "title": "FORM 8K DATED AUGUST 6, 2026", "accession": "0001072613-26-000634", "price_sensitive": true}, {"form": "10-Q", "date": "2026-08-06", "title": "FORM 10-Q FOR PERIOD ENDED JUNE 30, 2026", "accession": "0001072613-26-000626", "price_sensitive": true}, {"form": "DEF 14A", "date": "2026-07-23", "title": "NETWORK-1 TECHNOLOGIES, INC. --- DEFINITIVE PROXY STATEMENT", "accession": "0001072613-26-000590", "price_sensitive": false}, {"form": "8-K", "date": "2026-07-06", "title": "FORM 8K DATED JULY 1, 2026", "accession": "0001072613-26-000555", "price_sensitive": true}, {"form": "8-K", "date": "2026-07-02", "title": "FORM 8K DATED JUNE 29, 2026", "accession": "0001072613-26-000550", "price_sensitive": true}, {"form": "8-K", "date": "2026-05-12", "title": "FORM 8K DATED MAY 8, 2026", "accession": "0001072613-26-000395", "price_sensitive": true}, {"form": "10-Q", "date": "2026-05-08", "title": "FORM 10-Q FOR PERIOD ENDED MARCH 31, 2026", "accession": "0001072613-26-000387", "price_sensitive": true}, {"form": "8-K", "date": "2026-04-28", "title": "FORM 8K DATED APRIL 23, 2026", "accession": "0001072613-26-000334", "price_sensitive": true}, {"form": "8-K", "date": "2026-03-17", "title": "FORM 8K DATED MARCH 13, 2026", "accession": "0001072613-26-000279", "price_sensitive": true}, {"form": "10-K", "date": "2026-03-13", "title": "FORM 10K FOR YEAR ENDED DECEMBER 31, 2025", "accession": "0001072613-26-000270", "price_sensitive": true}, {"form": "4", "date": "2026-03-03", "title": "Insider transaction", "accession": "0001072613-26-000228", "price_sensitive": false}, {"form": "8-K", "date": "2026-03-03", "title": "FORM 8K DATED FEBRUARY 27, 2026", "accession": "0001072613-26-000227", "price_sensitive": true}, {"form": "4", "date": "2026-03-03", "title": "Insider transaction", "accession": "0001072613-26-000221", "price_sensitive": false}, {"form": "4", "date": "2026-02-20", "title": "ROBERT MAHAN - FORM 4", "accession": "0001072613-26-000194", "price_sensitive": false}, {"form": "4", "date": "2026-02-20", "title": "JONATHAN GREENE - FORM 4", "accession": "0001072613-26-000193", "price_sensitive": false}, {"form": "SCHEDULE 13G", "date": "2026-02-17", "title": "Form SCHEDULE 13G", "accession": "0001058854-26-000001", "price_sensitive": false}, {"form": "SCHEDULE 13G/A", "date": "2026-02-10", "title": "Form SCHEDULE 13G/A", "accession": "0001021771-26-000018", "price_sensitive": false}, {"form": "SCHEDULE 13G/A", "date": "2026-02-09", "title": "Form SCHEDULE 13G/A", "accession": "0001477932-26-000716", "price_sensitive": false}, {"form": "4", "date": "2026-01-09", "title": "JONATHAN GREENE - FORM 4", "accession": "0001072613-26-000047", "price_sensitive": false}, {"form": "4", "date": "2026-01-06", "title": "JONATHAN GREENE - FORM 4", "accession": "0001072613-26-000016", "price_sensitive": false}, {"form": "8-K", "date": "2025-12-30", "title": "FORM 8K DATED DECEMBER 24, 2025", "accession": "0001072613-25-000883", "price_sensitive": true}]}, "description": "NSSI trades as NSSI. Privy Trades holds 16 insider filings for the company, from March 2004 to June 2015. Across those, 4 insiders disclosed 7 open-market purchases totalling $1.54M against 9 sales totalling $784.75K. The most recent filing on record is dated 19 June 2015.", "exchange": null, "stats": {"buy_n": 7, "buy_sum": 1542263.404, "sell_n": 9, "sell_sum": 784745.25, "net": 757518.1540000001, "insiders": 4, "first_date": "2004-03-08", "last_date": "2015-06-19"}, "metrics": {"ticker": "NSSI", "has_prices": false}, "trades": [{"id": "0001140361-15-024965", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 TECHNOLOGIES INC", "who": "Steven D. Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 630875.0, "score": 48.3, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "Big holder adds $631K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036115024965/0001140361-15-024965-index.htm", "trade_date": "2015-06-19", "timestamp": "2015-06-19", "mins": 5982709}, {"id": "0001140361-14-020504", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 TECHNOLOGIES INC", "who": "Steven D. Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 325890.0, "score": 44.1, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "NSSI's biggest backer adds $326K", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036114020504/0001140361-14-020504-index.htm", "trade_date": "2014-05-12", "timestamp": "2014-05-12", "mins": 6563029}, {"id": "0001140361-14-002298", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 TECHNOLOGIES INC", "who": "Steven D. Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 93118.744, "score": 36.9, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "Big holder adds $93K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036114002298/0001140361-14-002298-index.htm", "trade_date": "2014-01-15", "timestamp": "2014-01-15", "mins": 6731509}, {"id": "0001140361-13-031752", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Steven D. 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"headline": "10% owner sells $148K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957411000321/0000919574-11-000321-index.htm", "trade_date": "2011-01-24", "timestamp": "2011-01-24", "mins": 8296789}, {"id": "0000919574-11-000230", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners Offshore Fund, LP", "who_key": "Hound Partners Offshore Fund, LP", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 178250.0, "score": 0.0, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "10% owner sells $178K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957411000230/0000919574-11-000230-index.htm", "trade_date": "2011-01-14", "timestamp": "2011-01-14", "mins": 8311189}, {"id": "0000919574-11-000192", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners Offshore Fund, LP", "who_key": "Hound Partners Offshore Fund, LP", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 30560.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "The whale sells $31K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957411000192/0000919574-11-000192-index.htm", "trade_date": "2011-01-07", "timestamp": "2011-01-07", "mins": 8321269}, {"id": "0000919574-10-007053", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 170.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "The whale sells $170 of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410007053/0000919574-10-007053-index.htm", "trade_date": "2010-12-14", "timestamp": "2010-12-14", "mins": 8355829}, {"id": "0000919574-10-006952", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 31850.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "The whale sells $32K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410006952/0000919574-10-006952-index.htm", "trade_date": "2010-12-07", "timestamp": "2010-12-07", "mins": 8365909}, {"id": "0000919574-10-006146", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 34858.25, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "Big holder trims $35K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410006146/0000919574-10-006146-index.htm", "trade_date": "2010-11-04", "timestamp": "2010-11-04", "mins": 8413429}, {"id": "0000919574-10-006111", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 11025.0, "score": 0.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "10% owner sells $11K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410006111/0000919574-10-006111-index.htm", "trade_date": "2010-11-02", "timestamp": "2010-11-02", "mins": 8416309}, {"id": "0000919574-10-006068", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 246696.00000000003, "score": 0.0, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "10% owner sells $247K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410006068/0000919574-10-006068-index.htm", "trade_date": "2010-10-28", "timestamp": "2010-10-28", "mins": 8423509}, {"id": "0000919574-10-005956", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "SELL", "amount": 103704.0, "score": 0.0, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "10% owner sells $104K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410005956/0000919574-10-005956-index.htm", "trade_date": "2010-10-15", "timestamp": "2010-10-15", "mins": 8442229}, {"id": "0000919574-10-002868", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 227133.9, "score": 41.1, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "10% owner buys $227K more of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957410002868/0000919574-10-002868-index.htm", "trade_date": "2010-04-01", "timestamp": "2010-04-01", "mins": 8725909}, {"id": "0000919574-08-004245", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Hound Partners, LLC", "who_key": "Hound Partners, LLC", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 68625.76000000001, "score": 35.0, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "NSSI draws its 3th insider buyer", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000091957408004245/0000919574-08-004245-index.htm", "trade_date": "2008-04-01", "timestamp": "2008-04-01", "mins": 9777109}, {"id": "0000922423-04-000435", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "First NEW YORK Securities LLC /NY", "who_key": "FIRST NEW YORK SECURITIES LLC /NY", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 124310.0, "score": 43.7, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": 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Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 630875.0, "score": 48.3, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "Big holder adds $631K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036115024965/0001140361-15-024965-index.htm", "trade_date": "2015-06-19", "timestamp": "2015-06-19", "mins": 5982709}, {"id": "0001140361-14-020504", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 TECHNOLOGIES INC", "who": "Steven D. Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 325890.0, "score": 44.1, "price_sensitive": true, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "NSSI's biggest backer adds $326K", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036114020504/0001140361-14-020504-index.htm", "trade_date": "2014-05-12", "timestamp": "2014-05-12", "mins": 6563029}, {"id": "0001140361-14-002298", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 TECHNOLOGIES INC", "who": "Steven D. Heinemann", "who_key": "Heinemann Steven D.", "role": "10% Owner", "person_type": "TEN_PCT", "person_label": "10% Owners", "action": "BUY", "amount": 93118.744, "score": 36.9, "price_sensitive": false, "cluster": 0, "industry": "Patent Owners & Lessors", "country": "United States", "headline": "Big holder adds $93K of NSSI", "source_url": "https://www.sec.gov/Archives/edgar/data/1065078/000114036114002298/0001140361-14-002298-index.htm", "trade_date": "2014-01-15", "timestamp": "2014-01-15", "mins": 6731509}, {"id": "0001140361-13-031752", "src": "INSIDERS", "ticker": "NSSI", "cik": "1065078", "company": "NETWORK-1 TECHNOLOGIES, INC.", "company_raw": "NETWORK 1 SECURITY SOLUTIONS INC", "who": "Steven D. 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