Legato Merger Corp. IV (LEGO) officer sells 1.44M shares in open market

Rhea-AI Filing Summary

Legato Merger Corp. IV Chief SPAC Officer Eric Rosenfeld reported an open-market sale of 1,440,000 Ordinary Shares at a price of $0.003 per share on March 4, 2026. Following this transaction, he directly owned 1,348,217 Ordinary Shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

ROSENFELD ERIC

(Last) (First) (Middle)

C/O LEGATO MERGER CORP. IV

777 THIRD AVENUE

(Street)

NEW YORK NY 10017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Legato Merger Corp. IV [ LEGO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief SPAC Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	03/04/2026		S		1,440,000	D	$0.003	1,348,217	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Eric Rosenfeld	03/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did LEGO report in this Form 4?

Legato Merger Corp. IV reported that Chief SPAC Officer Eric Rosenfeld sold 1,440,000 Ordinary Shares in an open-market transaction at $0.003 per share on March 4, 2026, as disclosed in the Form 4 filing.

Who is the insider trading LEGO shares in this Form 4 filing?

The insider is Eric Rosenfeld, Chief SPAC Officer of Legato Merger Corp. IV. He reported a sale of 1,440,000 Ordinary Shares and held 1,348,217 Ordinary Shares directly after the March 4, 2026 transaction.

How many LEGO shares were sold in the reported insider transaction?

The Form 4 shows a sale of 1,440,000 Ordinary Shares. These were sold in an open-market transaction at a reported price of $0.003 per share on March 4, 2026, by Chief SPAC Officer Eric Rosenfeld.

At what price were LEGO shares sold in this insider transaction?

The Ordinary Shares were sold at $0.003 per share. According to the Form 4, Eric Rosenfeld executed this open-market sale of 1,440,000 shares on March 4, 2026, and reported his remaining direct holdings afterward.

How many LEGO shares does the insider hold after this Form 4 sale?

After the reported sale, Eric Rosenfeld directly owned 1,348,217 Ordinary Shares of Legato Merger Corp. IV. This post-transaction balance is disclosed in the Form 4 and reflects holdings as of March 4, 2026.

Was the LEGO insider transaction a purchase or a sale?

The transaction was a sale. The Form 4 identifies it with code “S” and describes it as an open-market sale of 1,440,000 Ordinary Shares at $0.003 per share by Chief SPAC Officer Eric Rosenfeld.