{"filing":{"accession_number":"0001104659-26-105110","cik":"0002147219","ticker":null,"company_name":"Rainier Acquisition Corp","form":"8-K","filing_date":"2026-09-03","report_date":"2026-09-01","primary_document":"tm2624725d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2147219/000110465926105110/tm2624725d1_8k.htm"},"events":[{"id":31680,"run_id":29081,"accession_number":"0001104659-26-105110","anchor_item_number":"3.02","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"Rainier Acquisition Corp consummated a private placement of 5,625 Private Placement Units at $10.00 per unit on September 2, 2026, pursuant to Section 4(a)(2) exemption from registration. The units consist of Class A ordinary shares and warrants, issued to Sponsor Ravenna 7 LLC.","company_name":"Rainier Acquisition Corp","ticker":null,"filing_date":"2026-09-03","form":"8-K","submitted_at":null,"items":[{"id":34625,"accession_number":"0001104659-26-105110","item_number":"3.02","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Rainier Acquisition Corp consummated a private placement of 5,625 Private Placement Units at $10.00 per unit on September 2, 2026, pursuant to Section 4(a)(2) exemption from registration. The units consist of Class A ordinary shares and warrants, issued to Sponsor Ravenna 7 LLC. This is a classic unregistered equity issuance under Item 3.02, representing dilutive capital raising by a SPAC.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-03T21:24:20.890853+00:00","company_name":"","ticker":null,"filing_date":""}]},{"id":31681,"run_id":29081,"accession_number":"0001104659-26-105110","anchor_item_number":"8.01","event_type":"financial_other","event_domain":"financial","is_material":true,"confidence":0.65,"summary":"Rainier Acquisition Corp completed its IPO on August 26, 2026, generating $86.25 million in gross proceeds (including over-allotment), with $75 million placed in a trust account. The disclosure documents the company's capitalization structure, unit composition, and warrant terms.","company_name":"Rainier Acquisition Corp","ticker":null,"filing_date":"2026-09-03","form":"8-K","submitted_at":null,"items":[{"id":34626,"accession_number":"0001104659-26-105110","item_number":"8.01","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"This Item 8.01 discloses the completion of Rainier Acquisition Corp's IPO on August 26, 2026, generating $86.25 million in gross proceeds (including over-allotment), with $75 million placed in a trust account. While the filing describes the IPO structure, unit composition, and warrant terms in detail, it does not constitute a traditional earnings release or fit neatly into other specific event categories. The disclosure is material to investors as it documents the company's capitalization and trust account mechanics, but the event itself—an IPO completion—is primarily a capital-raising transaction that could be classified as a dilutive issuance or financial event. Given the ambiguity between financial and operational domains and the lack of a dedicated SPAC IPO category, this is best classified as other_material.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-03T21:24:20.890853+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":34625,"accession_number":"0001104659-26-105110","item_number":"3.02","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Rainier Acquisition Corp consummated a private placement of 5,625 Private Placement Units at $10.00 per unit on September 2, 2026, pursuant to Section 4(a)(2) exemption from registration. The units consist of Class A ordinary shares and warrants, issued to Sponsor Ravenna 7 LLC. This is a classic unregistered equity issuance under Item 3.02, representing dilutive capital raising by a SPAC.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-03T21:24:20.890853+00:00","company_name":"Rainier Acquisition Corp","ticker":null,"filing_date":"2026-09-03"},{"id":34626,"accession_number":"0001104659-26-105110","item_number":"8.01","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.65,"reasoning":"This Item 8.01 discloses the completion of Rainier Acquisition Corp's IPO on August 26, 2026, generating $86.25 million in gross proceeds (including over-allotment), with $75 million placed in a trust account. While the filing describes the IPO structure, unit composition, and warrant terms in detail, it does not constitute a traditional earnings release or fit neatly into other specific event categories. The disclosure is material to investors as it documents the company's capitalization and trust account mechanics, but the event itself—an IPO completion—is primarily a capital-raising transaction that could be classified as a dilutive issuance or financial event. Given the ambiguity between financial and operational domains and the lack of a dedicated SPAC IPO category, this is best classified as other_material.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-03T21:24:20.890853+00:00","company_name":"Rainier Acquisition Corp","ticker":null,"filing_date":"2026-09-03"}]}