重大事件
即時報告
8-K
2026-06-08
根據文件，公司當日簽署多項重大最終協議，包括：
AI 繁中摘要
公司 Keystone Acquisition Corp.（一家空白支票公司）於 2026 年 6 月 8 日向 SEC 提交了 Form 8-K 申報，報告日期為 2026 年 6 月 2 日。📄
根據文件，公司當日簽署多項重大最終協議，包括：
- 與承銷商簽訂的承銷協議（Underwriting Agreement）
- 經修訂及重述的公司組織章程大綱及細則（Amended and Restated Memorandum and Articles of Association）
- 認股權證協議（Warrant Agreement）
- 與高管及董事簽訂的信件協議（Letter Agreement）
- 投資管理信託協議（Investment Management Trust Agreement）
- 註冊權協議（Registration Rights Agreement）
- 兩份私募認股權證購買協議（Private Placement Warrants Purchase Agreements）
- 行政服務及賠償協議（Administrative Services and Indemnification Agreement）
此外，公司亦報告了以下變動：
- 董事或特定高管的離職、選舉及任命（Item 5.02），以及相關薪酬安排
- 公司章程或細則的修訂（Item 5.03）
公司就上述事項於 6 月 2 日及 6 月 4 日分別發佈了新聞稿（Exhibit 99.1 及 99.2）。
是次 8-K 申報主要反映 Keystone Acquisition Corp. 正處於 IPO 或潛在業務合併的關鍵階段，透過簽署多份協議及修改章程來籌集資金及完善架構。投資者應留意後續的業務合併公告及股東投票安排。🔍
展開英文正文
EDGAR Filing Documents for 0001213900-26-066255 SEC.gov EDGAR Latest Filings Filings search tools Filing Detail SEC Home » Company Search » Current Page Form 8-K - Current report: SEC Accession No. 0001213900-26-066255 Filing Date 2026-06-08 Accepted 2026-06-08 15:37:22 Documents 24 Period of Report 2026-06-02 Items Item 1.01: Entry into a Material Definitive Agreement Item 3.02: Unregistered Sales of Equity Securities Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year Item 8.01: Other Events Item 9.01: Financial Statements and Exhibits Interactive Data Document Format Files Seq Description Document Type Size 1 CURRENT REPORT ea0293899-8k_keystone.htm iXBRL 8-K 54595 2 UNDERWRITING AGREEMENT, DATED JUNE 2, 2026, BY AND BETWEEN THE COMPANY AND THE R ea029389901ex1-1.htm EX-1.1 286368 3 AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION ea029389901ex3-1.htm EX-3.1 482840 4 WARRANT AGREEMENT, DATED JUNE 2, 2026, BY AND BETWEEN THE COMPANY AND EFFICIENCY ea029389901ex4-1.htm EX-4.1 154101 5 LETTER AGREEMENT, DATED JUNE 2, 2026, BY AND AMONG THE COMPANY, ITS EXECUTIVE OF ea029389901ex10-1.htm EX-10.1 51075 6 INVESTMENT MANAGEMENT TRUST AGREEMENT, DATED JUNE 2, 2026, BY AND BETWEEN THE CO ea029389901ex10-2.htm EX-10.2 86581 7 REGISTRATION RIGHTS AGREEMENT, DATED JUNE 2, 2026, BY AND AMONG THE COMPANY, THE ea029389901ex10-3.htm EX-10.3 134173 8 PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT, DATED JUNE 2, 2026, BY AND BETWEE ea029389901ex10-4.htm EX-10.4 43876 9 PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT, DATED JUNE 2, 2026, BY AND BETWEE ea029389901ex10-5.htm EX-10.5 60057 10 ADMINISTRATIVE SERVICES AND INDEMNIFICATION AGREEMENT, DATED JUNE 2, 2026, BY AN ea029389901ex10-6.htm EX-10.6 21945 11 PRESS RELEASE, DATED JUNE 2, 2026 ea029389901ex99-1.htm EX-99.1 7171 12 PRESS RELEASE, DATED JUNE 4, 2026 ea029389901ex99-2.htm EX-99.2 7387 13 GRAPHIC ea029389901_ex3-1img1.jpg GRAPHIC 37712 Complete submission text file 0001213900-26-066255.txt 1948538 Data Files Seq Description Document Type Size 14 XBRL SCHEMA FILE keyyu-20260602.xsd EX-101.SCH 4234 15 XBRL DEFINITION FILE keyyu-20260602_def.xml EX-101.DEF 27385 16 XBRL LABEL FILE keyyu-20260602_lab.xml EX-101.LAB 38043 17 XBRL PRESENTATION FILE keyyu-20260602_pre.xml EX-101.PRE 26005 27 EXTRACTED XBRL INSTANCE DOCUMENT ea0293899-8k_keystone_htm.xml XML 7266 Mailing Address 228 PARK AVENUE S PMB 242627 NEW YORK NY 10003 Business Address 228 PARK AVENUE S PMB 242627 NEW YORK NY 10003 9175730777 Keystone Acquisition Corp. (Filer) CIK: 0002102771 (see all company filings) EIN.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231 Type: 8-K | Act: 34 | File No.: 001-43320 | Film No.: 261072381 SIC: 6770 Blank Checks (CF Office: 05 Real Estate & Construction)