{"filing":{"accession_number":"0001171843-26-004364","cik":"0001421876","ticker":"GLPG","company_name":"Lakefront Biotherapeutics NV","form":"6-K","filing_date":"2026-06-29","report_date":null,"primary_document":"f6k_062926.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1421876/000117184326004364/f6k_062926.htm"},"events":[{"id":14769,"run_id":13158,"accession_number":"0001171843-26-004364","anchor_item_number":"EX-99.1","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"summary":"This is a transparency notification disclosing that Madison Avenue Partners crossed the 5% voting-rights threshold in Lakefront Biotherapeutics on June 15, 2026, acquiring 3,498,892 voting rights (5.31% of outstanding shares). While not a traditional governance event like an executive appointment or board change, this is a material shareholder disclosure under Belgian transparency legislation that would affect a reasonable investor's assessment of ownership structure and potential control dynamics. The event is governance-related (shareholder notification) but does not fit the specific named categories, making `governance_other` the appropriate classification.","company_name":"Lakefront Biotherapeutics NV","ticker":"GLPG","filing_date":"2026-06-29","form":"6-K","submitted_at":null,"items":[{"id":12304,"accession_number":"0001171843-26-004364","item_number":"EX-99.1","item_title":"exh_991.htm","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"This is a transparency notification disclosing that Madison Avenue Partners crossed the 5% voting-rights threshold in Lakefront Biotherapeutics on June 15, 2026, acquiring 3,498,892 voting rights (5.31% of outstanding shares). While not a traditional governance event like an executive appointment or board change, this is a material shareholder disclosure under Belgian transparency legislation that would affect a reasonable investor's assessment of ownership structure and potential control dynamics. The event is governance-related (shareholder notification) but does not fit the specific named categories, making `governance_other` the appropriate classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-30T10:02:41.836705+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":12304,"accession_number":"0001171843-26-004364","item_number":"EX-99.1","item_title":"exh_991.htm","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"This is a transparency notification disclosing that Madison Avenue Partners crossed the 5% voting-rights threshold in Lakefront Biotherapeutics on June 15, 2026, acquiring 3,498,892 voting rights (5.31% of outstanding shares). While not a traditional governance event like an executive appointment or board change, this is a material shareholder disclosure under Belgian transparency legislation that would affect a reasonable investor's assessment of ownership structure and potential control dynamics. The event is governance-related (shareholder notification) but does not fit the specific named categories, making `governance_other` the appropriate classification.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-30T10:02:41.836705+00:00","company_name":"Lakefront Biotherapeutics NV","ticker":"GLPG","filing_date":"2026-06-29"}]}