Legato Merger Corp. IV

Overview

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• TickerLEGO on NYSE¹
• IndustryBlank Checks¹
• HeadquartersNew York, New York¹
• Incorporated inCayman Islands²
• Business address777 Third Avenue, 37Th Floor, New York, Ny 10017²
• Filer category, Emerging growth company²

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Corporate structure

Legato Merger Corp. IV sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Leadership

Who has led Legato Merger Corp. IV, and when. Pick a name to see everywhere that person has worked.

• Chief executive officerGregory R. Monahan Jan 22, 2026 to now³
• Chief financial officerAdam H. Jaffe Jan 22, 2026 to now⁴
• Chief operating officerShahrez Nadeem Jan 22, 2026 to now⁵

Timeline

1. Aug 5, 20268-K Executive or director change¹²
2. Jan 30, 20268-K Unregistered sale of shares; Other events¹³
3. Jan 26, 20268-K Entered a material agreement¹⁴
4. Jan 22, 2026New chief executive Gregory R. Monahan becomes CEO³

Filings

31 filings to the SEC since October 2021: 3 quarterly reports, 3 major events, 16 insider forms, 2 large holders, 7 other. The latest 20:

1. Aug 5, 20268-K EDGAR
2. Aug 4, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
3. Aug 4, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
4. Aug 4, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
5. Aug 4, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
6. Jul 29, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
7. Jul 8, 202610-Q EDGAR
8. May 13, 2026SCHEDULE 13G EDGAR
9. Apr 14, 202610-Q EDGAR
10. Mar 6, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
11. Mar 4, 20264 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
12. Feb 26, 202610-Q EDGAR
13. Feb 3, 2026SCHEDULE 13D EDGAR
14. Feb 2, 20263 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
15. Jan 30, 20268-K EDGAR
16. Jan 28, 20263 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES EDGAR
17. Jan 26, 20268-K EDGAR
18. Jan 26, 2026424B3 EDGAR
19. Jan 22, 2026EFFECT EDGAR
20. Jan 22, 20268-A12B EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

7 open-market trades by officers, directors and large owners since October 2021: 5 buys and 2 sales. Grants, option exercises and gifts are left out.

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

• Adage Capital Management, L.P.SCHEDULE 13G, 1 filing May 13, 2026¹⁵
• Eric RosenfeldSCHEDULE 13D, 1 filing Feb 3, 2026¹⁶

SEC filer profile

How Legato Merger Corp. IV is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARLegato Merger Corp. IV¹
• CIK0002087450
• Filer status<br>emerging growth company¹
• Incorporated inCayman Islands¹
• Fiscal year endsAugust 31¹
• Industry code (SIC)6770 Blank Checks¹
• SEC reviewing officeOffice of Real Estate & Construction, Division of Corporation Finance¹
• Business address777 Third Avenue, 37Th Floor, New York, NY 10017¹
• Phone212-319-7676¹
• Shares outstanding31,266,667 as of Jul 8, 2026¹⁷
• On EDGAR sinceOct 14, 2025¹
• Filings31 in all: 3 (9), 4 (7), 10-Q (3), 8-K (3), 424B3 (1), 8-A12B (1), CERT (1), DRS (1)¹
  All 13 form types

  EFFECT (1), S-1 (1), S-1/A (1), SCHEDULE 13D (1), SCHEDULE 13G (1)

• Latest filingsQuarterly report (10-Q) Jul 8, 2026
  Latest 8-K (8-K) Aug 5, 2026