{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-331057","form_type":"8-K","ticker":"HZEN","cik":"0001748945","company_name":"Grayscale Horizen Trust (ZEN)","filed_at":"2025-12-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.336877+00:00","generated_at":"2026-05-16T12:16:48.250357+00:00","sec_items":["5.03","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Grayscale Horizen Trust changes fiscal year to Dec 31, continues trust operations after token migration","bullets":["Fiscal year changed from Sept 30 to Dec 31, effective for FY beginning Jan 1, 2025; transition report on Form 10-KT for Oct-Dec 2025 to be filed.","Sponsor evaluated trust viability after migration of ZEN tokens from legacy Horizen blockchain to Base Network; determined to continue trust and not dissolve at this time.","Sponsor does not currently believe migration alters prior conclusions on ZEN's status under federal securities laws, but continues to evaluate.","Sponsor may re-evaluate trust's viability in future per Trust Agreement and applicable law."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-331057","json":"https://secwatch.observer/filing/0001193125-25-331057.json","markdown":"https://secwatch.observer/filing/0001193125-25-331057.md","text":"https://secwatch.observer/filing/0001193125-25-331057.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/hzen-20251223.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:16:48.250357+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":"d9ed9f224ead4539e37d0c02b444564059e5673f","claim":"Grayscale Horizen Trust (ZEN): Fiscal year-end changed from September 30 to December 31 (effective 2025-01-01).","evidence_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","confidence":0.9}],"comparable_filings":[{"accession":"0001185185-26-002273","ticker":"DGAC","company_name":"DISCIPLINED GROWTH ACQUISITION Corp","filed_at":"2026-06-01T20:15:34+00:00","headline":"Disciplined Growth Acquisition Corp. closes $150M IPO on NYSE","event_type":"other_material","sec_items":["1.01","3.02","5.02","5.03","8.01","9.01"],"materiality_score":0.75,"calibrated_materiality_score":0.75,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001185185-26-002273","json":"https://secwatch.observer/filing/0001185185-26-002273.json","markdown":"https://secwatch.observer/filing/0001185185-26-002273.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2111038/000118518526002273/0001185185-26-002273-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2111038/000118518526002273/dgac8k052926.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 26, 2026, in connection with the IPO, the Company filed its amended and restated memorandum and articles of association (the “Amended and Restated Memorandum and Articles of Association”) with the Cayman Islands Registrar of Companies, which was effective on May 26, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2111038/000118518526002273/0001185185-26-002273-index.htm"}},{"accession":"0001437749-26-018930","ticker":"CPSH","company_name":"CPS TECHNOLOGIES CORP/DE/","filed_at":"2026-06-01T13:35:50+00:00","headline":"CPS Technologies closes $9.6M registered direct offering of 1.2M shares at $8.00/share","event_type":"other_material","sec_items":["1.01","5.03","8.01","9.01"],"materiality_score":0.6,"calibrated_materiality_score":0.6,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 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2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 27, 2026, the Company filed with the Secretary of State of the State of Delaware a Certificate of Amendment (the “Amendment”) of the Company’s Restated Certificate of Incorporation, effective as of the same date. The Amendment increased the number of shares of common stock, $0.01 par value per share (the “Common Stock”), that the Company is authorized to issue from 20,000,000 to 25,000,000.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/814676/000143774926018930/0001437749-26-018930-index.htm"}},{"accession":"0001104659-26-068521","ticker":"FDXF","company_name":"FedEx Freight Holding Company, Inc.","filed_at":"2026-06-01T10:46:03+00:00","headline":"FedEx Freight completes spin-off from FedEx; $600M drawn, new board and executives appointed","event_type":"other_material","sec_items":["1.01","2.03","3.03","5.03","5.01","5.02","5.05","8.01","9.01"],"materiality_score":0.75,"calibrated_materiality_score":0.75,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-068521","json":"https://secwatch.observer/filing/0001104659-26-068521.json","markdown":"https://secwatch.observer/filing/0001104659-26-068521.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2082247/000110465926068521/0001104659-26-068521-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2082247/000110465926068521/tm2615735d2_8k.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"As of 9:30 a.m., Eastern Time, on May 27, 2026, the certificate of incorporation of the Company was amended by the certificate of amendment to the certificate of incorporation of the Company (the “Certificate of Amendment”), which, among other things, (i) created and authorized 500,000,000 shares of the Company’s common stock, par value $0.10 per share (the “Common Stock”), and (ii) converted the total number of shares of the Common Stock issued and outstanding into a number of validly issued, fully paid, and non-assessable shares of the Common Stock authorized for issuance pursuant to the Certificate of Amendment equal to 149,505,248.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2082247/000110465926068521/0001104659-26-068521-index.htm"}},{"accession":"0001193125-26-245505","ticker":"PRHI","company_name":"Presurance Holdings, Inc.","filed_at":"2026-05-28T21:10:02+00:00","headline":"Presurance Holdings announces 1-for-7 reverse stock split to meet Nasdaq listing requirements","event_type":"other_material","sec_items":["3.03","5.03","7.01","8.01","9.01"],"materiality_score":0.7,"calibrated_materiality_score":0.7,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-245505","json":"https://secwatch.observer/filing/0001193125-26-245505.json","markdown":"https://secwatch.observer/filing/0001193125-26-245505.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1502292/000119312526245505/0001193125-26-245505-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1502292/000119312526245505/prhi-20260528.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 28, 2026, the Company filed with the Secretary of State of the State of Michigan (the “Michigan Secretary of State”) a Certificate of Amendment to its Articles of Incorporation (the “Certificate of Amendment”) to effect the Reverse Stock Split.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1502292/000119312526245505/0001193125-26-245505-index.htm"}},{"accession":"0001213900-26-061493","ticker":"OHAC","company_name":"Oceanhawk Acquisition Corp.","filed_at":"2026-05-27T20:01:23+00:00","headline":"Oceanhawk Acquisition Corp. closes upsized $160M IPO of 16M units at $10/unit","event_type":"other_material","sec_items":["1.01","3.02","5.02","5.03","8.01","9.01"],"materiality_score":0.75,"calibrated_materiality_score":0.75,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-061493","json":"https://secwatch.observer/filing/0001213900-26-061493.json","markdown":"https://secwatch.observer/filing/0001213900-26-061493.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2090787/000121390026061493/0001213900-26-061493-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2090787/000121390026061493/ea0292099-8k_oceanhawk.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 20, 2026, the Company filed its Amended and Restated Memorandum and Articles of Association in the Cayman Islands.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2090787/000121390026061493/0001213900-26-061493-index.htm"}},{"accession":"0001213900-26-061252","ticker":"HOTH","company_name":"Hoth Therapeutics, Inc.","filed_at":"2026-05-27T12:33:47+00:00","headline":"Hoth Therapeutics renames to Rocket One Inc.; ticker changes to RKTO, pivots to space AI chip tech","event_type":"other_material","sec_items":["5.03","8.01","9.01"],"materiality_score":0.65,"calibrated_materiality_score":0.65,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-061252","json":"https://secwatch.observer/filing/0001213900-26-061252.json","markdown":"https://secwatch.observer/filing/0001213900-26-061252.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1711786/000121390026061252/0001213900-26-061252-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1711786/000121390026061252/ea0292213-8k_rocket.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 20, 2026, Rocket One Inc. (formerly, Hoth Therapeutics, Inc.) (the “Company”) filed a Certificate of Amendment to its Articles of Incorporation, as amended (the “Charter Amendment”), with the Secretary of State of the State of Nevada to change the name of the Company from “Hoth Therapeutics, Inc.” to “Rocket One Inc.” effective as of May 26, 2026 (the “Name Change”).","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1711786/000121390026061252/0001213900-26-061252-index.htm"}},{"accession":"0001213900-26-061109","ticker":"BRKH","company_name":"BurTech Acquisition Corp II","filed_at":"2026-05-26T21:20:22+00:00","headline":"Burtech Acquisition Corp II closes $80M IPO; units begin trading on Nasdaq","event_type":"other_material","sec_items":["1.01","3.02","5.02","5.03","8.01","9.01"],"materiality_score":0.55,"calibrated_materiality_score":0.55,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-061109","json":"https://secwatch.observer/filing/0001213900-26-061109.json","markdown":"https://secwatch.observer/filing/0001213900-26-061109.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2098707/000121390026061109/0001213900-26-061109-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2098707/000121390026061109/ea0292100-8k_burtech2.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 21, 2026, and in connection with the IPO, the Company adopted and filed its Amended and Restated Memorandum and Articles of Association.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2098707/000121390026061109/0001213900-26-061109-index.htm"}},{"accession":"0001213900-26-060674","ticker":"APUR","company_name":"Aperture AC","filed_at":"2026-05-22T21:25:16+00:00","headline":"Aperture AC closes $102M SPAC IPO; 10.2M units at $10 each, trust funded with $102.3M","event_type":"other_material","sec_items":["1.01","3.02","5.02","5.03","8.01","9.01"],"materiality_score":0.75,"calibrated_materiality_score":0.75,"match_reasons":["same fact type: governance_change","same SEC item: 5.03, 8.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-060674","json":"https://secwatch.observer/filing/0001213900-26-060674.json","markdown":"https://secwatch.observer/filing/0001213900-26-060674.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2093524/000121390026060674/0001213900-26-060674-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2093524/000121390026060674/ea0291975-8k_aperture.htm"},"side_by_side_evidence":{"fact_type":"governance_change","source_excerpt":"On December 23, 2025, Grayscale Investments Sponsors, LLC (the “Sponsor”) amended the fiscal year-end of Grayscale Horizen Trust (ZEN) (the “Trust”) for financial accounting purposes, moving from September 30 to December 31 of each year, effective for the fiscal year beginning on January 1, 2025 and ending on December 31, 2025.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1748945/000119312525331057/0001193125-25-331057-index.htm","comparable_excerpt":"On May 22, 2026, in connection with the IPO, the Company filed its amended and restated memorandum and articles of association (the “Amended and Restated Memorandum and Articles of Association”) with the Cayman Islands Registrar of Companies, which was effective on May 20, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2093524/000121390026060674/0001213900-26-060674-index.htm"}}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}