{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-25-008497","form_type":"8-K","ticker":"ADNH","cik":"0001744494","company_name":"ADVENT TECHNOLOGIES HOLDINGS, INC.","filed_at":"2025-10-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.323357+00:00","generated_at":"2026-05-17T01:41:30.714346+00:00","sec_items":["3.01"],"event_type":"regulatory","sentiment":"negative","materiality_score":0.9,"calibrated_materiality_score":0.9,"confidence":"high","headline":"Advent Technologies receives Nasdaq delisting notice; trading suspended Oct 30, 2025","bullets":["Nasdaq to delist common stock and warrants for failure to comply with Listing Rule 5550(b)(1).","Trading suspension effective October 30, 2025; Nasdaq will file with SEC to complete delisting.","Common stock (ADN) and warrants (ADNWW) expected to trade on OTC markets after suspension.","Company received notice on October 28, 2025; cites non-compliance with equity listing standards."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-25-008497","json":"https://secwatch.observer/filing/0001829126-25-008497.json","markdown":"https://secwatch.observer/filing/0001829126-25-008497.md","text":"https://secwatch.observer/filing/0001829126-25-008497.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/adventtech_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T01:41:30.714346+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"dd33e29a115d696a0bccf4e19803c49362ebf93e","claim":"ADVENT TECHNOLOGIES HOLDINGS, INC. received a nasdaq delisting notice notice regarding other (rules 5550(b)(1)).","evidence_excerpt":"October 28, 2025, Advent Technologies Holdings, Inc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”) notifying the Company that, due to the Company’s failure to comply with Nasdaq Listing Rule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001 per share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price of $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading in the Securitie","evidence_source":"SEC 8-K Item 3.01","evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","confidence":0.95},{"claim_id":"e4de3096b4a00bf0b797c5bdebe6ed0da788b96b","claim":"ADVENT TECHNOLOGIES HOLDINGS, INC. received a nasdaq delisting notice notice regarding stockholders equity (rules 5550(b)(1)).","evidence_excerpt":"October 28, 2025, Advent Technologies Holdings, Inc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”) notifying the Company that, due to the Company’s failure to comply with Nasdaq Listing Rule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001 per share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price of $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading in the Securitie","evidence_source":"SEC 8-K Item 3.01","evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","confidence":0.9}],"comparable_filings":[{"accession":"0001477932-26-003501","ticker":"EDBL","company_name":"Edible Garden AG Inc","filed_at":"2026-05-29T21:00:24+00:00","headline":"Edible Garden receives Nasdaq delisting notice for bid price non-compliance; intends to appeal","event_type":"regulatory","sec_items":["3.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-26-003501","json":"https://secwatch.observer/filing/0001477932-26-003501.json","markdown":"https://secwatch.observer/filing/0001477932-26-003501.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1809750/000147793226003501/0001477932-26-003501-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1809750/000147793226003501/edbl_8k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 27, 2026, Edible Garden AG Incorporated (the “Company”) received a letter from the Listing Qualifications Department (the “Staff”) of The Nasdaq Stock Market LLC (“Nasdaq”) indicating that, based upon the closing bid price of the Company’s common stock for at least 30 consecutive business days, the Company no longer meets Nasdaq Listing Rule 5550(a)(2), which requires listed companies to maintain a minimum bid price of at least $1 per share (the “Bid Price Rule”). Under Nasdaq Listing Rule 5810(c)(3)(A)(iv), because the Company has effected a reverse stock split over the prior one-year per","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1809750/000147793226003501/0001477932-26-003501-index.htm"}},{"accession":"0001654954-26-005548","ticker":"ONFO","company_name":"Onfolio Holdings, Inc","filed_at":"2026-05-29T20:30:53+00:00","headline":"Onfolio receives Nasdaq delisting notice for insufficient equity ($1.22M vs $2.5M min)","event_type":"regulatory","sec_items":["3.01","9.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001654954-26-005548","json":"https://secwatch.observer/filing/0001654954-26-005548.json","markdown":"https://secwatch.observer/filing/0001654954-26-005548.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1825452/000165495426005548/0001654954-26-005548-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1825452/000165495426005548/onfo_8k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 26, 2026, Onfolio Holdings Inc. (the “ Company ”) received a written notice (the “ Notice ”) from the Listing Qualifications Department of The Nasdaq Stock Market LLC (“ Nasdaq ”) informing the Company that it is not in compliance with Nasdaq Listing Rule 5550(b)(1), which requires listed companies to maintain a minimum of $2,500,000 in stockholders’ equity for continued listing on the Nasdaq Capital Market. The Notice states that the Company’s Quarterly Report on Form 10-Q for the for the period ended March 31, 2026 reported stockholders’ equity of $1,216,603. As of the date of the Notice","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1825452/000165495426005548/0001654954-26-005548-index.htm"}},{"accession":"0001104659-26-067467","ticker":"LVLU","company_name":"Lulu's Fashion Lounge Holdings, Inc.","filed_at":"2026-05-28T20:01:22+00:00","headline":"Lulu's Fashion Lounge gets Nasdaq delisting notice for negative stockholders' equity","event_type":"regulatory","sec_items":["3.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-067467","json":"https://secwatch.observer/filing/0001104659-26-067467.json","markdown":"https://secwatch.observer/filing/0001104659-26-067467.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1780201/000110465926067467/0001104659-26-067467-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1780201/000110465926067467/lvlu-20260521x8k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 21, 2026, Lulu’s Fashion Lounge Holdings, Inc. (the “Company”) received a letter (the “Letter”) from the Nasdaq Listing Qualifications Staff of The Nasdaq Stock Market LLC (“Nasdaq”) notifying the Company that it is out of compliance with the minimum of $2.5 million of stockholders’ equity required for continued listing on the Nasdaq Capital Market, as set forth in Nasdaq Listing Rule 5550(b)(1). The Company’s stockholders’ equity as reported in the Company’s Quarterly Report on Form 10-Q for the period ended March 29, 2026 was approximately $(525) thousand. The Company does not meet the a","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1780201/000110465926067467/0001104659-26-067467-index.htm"}},{"accession":"0001493152-26-025433","ticker":"SONM","company_name":"DNA X, Inc.","filed_at":"2026-05-27T20:35:28+00:00","headline":"DNA X receives Nasdaq delisting notice; issues $3.05M convertible note to insider","event_type":"regulatory","sec_items":["1.01","2.03","3.01","3.02","9.01"],"materiality_score":0.9,"calibrated_materiality_score":0.9,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-025433","json":"https://secwatch.observer/filing/0001493152-26-025433.json","markdown":"https://secwatch.observer/filing/0001493152-26-025433.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1178697/000149315226025433/0001493152-26-025433-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1178697/000149315226025433/form8-k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 22, 2026, the Company received a delisting determination letter from the Staff advising the Company that unless the Company requests\na hearing before a Nasdaq Hearing Panel (the “Panel”) to appeal Nasdaq’s delisting","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1178697/000149315226025433/0001493152-26-025433-index.htm"}},{"accession":"0001493152-26-025377","ticker":"SINT","company_name":"Sintx Technologies, Inc.","filed_at":"2026-05-27T19:00:23+00:00","headline":"SINTX Technologies receives Nasdaq delisting notice for insufficient stockholders' equity","event_type":"regulatory","sec_items":["3.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-025377","json":"https://secwatch.observer/filing/0001493152-26-025377.json","markdown":"https://secwatch.observer/filing/0001493152-26-025377.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1269026/000149315226025377/0001493152-26-025377-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1269026/000149315226025377/form8-k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 22, 2026, SINTX Technologies, Inc. (the “Company”) received a letter (the “Notice”) from the Listing Qualifications\nDepartment of The Nasdaq Stock Market LLC (“Nasdaq”) notifying the Company that it is not in complia","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1269026/000149315226025377/0001493152-26-025377-index.htm"}},{"accession":"0001477932-26-003444","ticker":"SOBR","company_name":"SOBR Safe, Inc.","filed_at":"2026-05-27T13:15:35+00:00","headline":"Nasdaq grants SOBR Safe continued listing until Sept 15, 2026, conditional on Clean World Ventures merger","event_type":"regulatory","sec_items":["3.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-26-003444","json":"https://secwatch.observer/filing/0001477932-26-003444.json","markdown":"https://secwatch.observer/filing/0001477932-26-003444.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1425627/000147793226003444/0001477932-26-003444-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1425627/000147793226003444/sobr_8k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 21, 2026, the Company received a letter from the Hearings Panel granting the Company’s request for continued listing until September 15, 2026, in order to allow the Company to regain compliance with the Bid Price Req","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1425627/000147793226003444/0001477932-26-003444-index.htm"}},{"accession":"0001493152-26-025277","ticker":"VSTD","company_name":"Vestand Inc.","filed_at":"2026-05-26T21:18:59+00:00","headline":"Vestand receives Nasdaq delisting notice for late quarterly and annual filings","event_type":"regulatory","sec_items":["3.01","7.01","9.01"],"materiality_score":0.85,"calibrated_materiality_score":0.85,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-025277","json":"https://secwatch.observer/filing/0001493152-26-025277.json","markdown":"https://secwatch.observer/filing/0001493152-26-025277.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1898604/000149315226025277/0001493152-26-025277-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1898604/000149315226025277/form8-k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 19, 2026, the Company received a Staff Delisting Determination letter (the “Staff Determination”) from Nasdaq notifying\nit that Nasdaq has initiated a process which could result in the delisting of the Company’s secu","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1898604/000149315226025277/0001493152-26-025277-index.htm"}},{"accession":"0001493152-26-025244","ticker":"XHLD","company_name":"TEN Holdings, Inc.","filed_at":"2026-05-26T20:05:22+00:00","headline":"TEN Holdings receives Nasdaq equity deficiency notice; issues 500k shares for $500k","event_type":"regulatory","sec_items":["1.01","3.01","3.02","9.01"],"materiality_score":0.8,"calibrated_materiality_score":0.8,"match_reasons":["same fact type: exchange_compliance_notice","same SEC item: 3.01","same event type: regulatory","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-025244","json":"https://secwatch.observer/filing/0001493152-26-025244.json","markdown":"https://secwatch.observer/filing/0001493152-26-025244.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2030954/000149315226025244/0001493152-26-025244-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2030954/000149315226025244/form8-k.htm"},"side_by_side_evidence":{"fact_type":"exchange_compliance_notice","source_excerpt":"October 28, 2025, Advent Technologies Holdings,\nInc. (the “Company”) received a notice (the “Notice”) from The Nasdaq Stock Market LLC (“Nasdaq”)\nnotifying the Company that, due to the Company’s failure to comply with Nasdaq Listing\nRule 5550(b)(1), Nasdaq determined to (a) commence proceedings to delist the Company’s common stock, par value $0.0001\nper share (“Common Stock”) and the Company’s warrants to purchase one share of common stock, each at an exercise price\nof $345.00 (the “Public Warrants” and, together with the Common Stock, the “Securities”) and (b) suspend trading\nin the Securitie","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1744494/000182912625008497/0001829126-25-008497-index.htm","comparable_excerpt":"May 26, 2026, the Company received a deficiency letter from the Listing Qualifications Department (the “ Staff ”)\nof The Nasdaq Stock Market LLC (“ Nasdaq ”), notifying the Company that it is not in compliance with Nasda","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2030954/000149315226025244/0001493152-26-025244-index.htm"}}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}