Tidewater director Robotti sells 10,300 shares

Tidewater director Robert Robotti reports an amended mix of indirect gift and sale transactions in TDW shares, with large positions remaining held through related entities.

This filing corrects an earlier one, and you can read the original Form 4 if you want to see what changed.

Rhea-AI Filing Summary

TIDEWATER INC (TDW) director Robert Robotti reported amended insider activity involving Tidewater common stock on September 16, 2026. An advisory client of Robotti & Company Advisors, LLC made a bona fide gift of 1,951 shares, which ended the advisory relationship for those shares. Entities associated with Robotti also sold 6,695 and 3,605 shares at $89.8494 per share in indirect transactions. Robotti may be deemed to beneficially own certain shares through advisory clients, limited partnerships, a family foundation and his spouse, but disclaims beneficial ownership except to the extent of any pecuniary interest. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Net Seller: 10,300 shares

Net Sell 3 txns

Insider ROBOTTI ROBERT

Role Director

Sold 10,300 shs ($925K)

Type	Security	Shares	Price	Value
Gift	Common Stock, $0.001 Par Value Per Share F1, F2, F3, F6	1,951	$0.00	$0.00
Sale	Common Stock, $0.001 Par Value Per Share F4, F6	6,695	$89.8494	$602K
Sale	Common Stock, $0.001 Par Value Per Share F5, F6	3,605	$89.8494	$324K

Holdings After Transaction: Common Stock, $0.001 Par Value Per Share — 2,202,690 shares (Indirect, See Footnote)

Footnotes (6)

1. F1. This amendment is being filed to correct the filing code with respect to the first transaction reported and footnote 1 of the Form 4 filed on September 17, 2026.
2. F2. This represents the gift by the client of Common Stock directly beneficially owned by the client, a performance fee-paying advisory client of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), from the client's advisory account with Robotti Advisors. The gift terminated Robotti Advisors' investment advisory relationship in respect of such shares.
3. F3. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 58,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.
4. F4. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,136,422 shares of the Common Stock directly beneficially owned by RIC, 763,757 shares of the Common Stock directly beneficially owned by RI, 3,000 shares of the Common Stock directly beneficially owned by Robotti Foundation, 58,500 shares of the Common Stock directly beneficially owned by Su Robotti, wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.
5. F5. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,136,422 shares of the Common Stock directly beneficially owned by RIC, 760,152 shares of the Common Stock directly beneficially owned by RI, 3,000 shares of the Common Stock directly beneficially owned by Robotti Foundation, 58,500 shares of the Common Stock directly beneficially owned by Su Robotti, wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.
6. F6. Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

Key Figures

Gifted shares: 1,951 shares Shares sold (first sale): 6,695 shares Shares sold (second sale): 3,605 shares +5 more

8 metrics

Gifted shares 1,951 shares Bona fide gift of Tidewater common stock reported for September 16, 2026

Shares sold (first sale) 6,695 shares Indirect sale of Tidewater common stock on September 16, 2026

Shares sold (second sale) 3,605 shares Second indirect sale of Tidewater common stock on September 16, 2026

Sale price per share $89.8494 per share Reported price for both indirect sales of TDW common stock

RIC holdings after transactions 1,136,422 shares Tidewater common stock directly owned by The Ravenswood Investment Company, LP after reported trades

RI holdings after transactions 760,152 shares Tidewater common stock directly owned by Ravenswood Investments III, L.P. after reported trades

Shares held directly by Robert Robotti 132,172 shares Tidewater common stock directly owned by Robert Robotti as listed in the filing

Advisory client holdings 112,444 shares Tidewater common stock directly owned by performance fee-paying advisory clients of Robotti Advisors

Key Terms

bona fide gift, performance fee-paying advisory client, beneficial ownership, pecuniary interest, +1 more

5 terms

bona fide gift regulatory

"transaction is coded as a bona fide gift of common stock"

A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.

performance fee-paying advisory client financial

"gift by the client of Common Stock directly beneficially owned by the client, a performance fee-paying advisory client"

beneficial ownership regulatory

"may be deemed to beneficially own certain of the shares of Common Stock"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

pecuniary interest financial

"disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest"

Investment Advisers Act of 1940 regulatory

"Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940"

A U.S. federal law that sets rules for people and firms who give investment advice, requiring them to register with regulators, be honest about conflicts, keep records, and follow basic standards of care. It matters to investors because those rules act like licensing and consumer protections — similar to having safety standards for a mechanic — helping ensure advisers act in clients’ financial interests and reducing the risk of fraud or misuse of funds.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did TDW director Robert Robotti report on September 16, 2026?

He reported a bona fide gift of 1,951 TDW shares from an advisory client and two indirect sales totaling 10,300 shares of Tidewater common stock on September 16, 2026, at a reported price of $89.8494 per share for the sales.

Were the September 16, 2026 TDW transactions under a Rule 10b5-1 plan?

No. The filing indicates the Rule 10b5-1 checkbox is not marked, and no footnote states that the September 16, 2026 transactions in TDW stock were made pursuant to a Rule 10b5-1 or other pre-arranged trading plan.

How many TDW shares were sold indirectly by entities associated with Robert Robotti?

Entities associated with Robert Robotti reported two indirect sales totaling 10,300 shares of Tidewater common stock on September 16, 2026, consisting of 6,695 shares and 3,605 shares sold at a reported price of $89.8494 per share.

What TDW share holdings are listed for Ravenswood-related entities after these transactions?

After the reported transactions, the filing lists 1,136,422 TDW shares directly owned by The Ravenswood Investment Company, LP and 760,152 TDW shares directly owned by Ravenswood Investments III, L.P., among other positions held by related parties.

Does Robert Robotti claim full beneficial ownership of the reported TDW shares?

No. The filing states Robert Robotti may be deemed to beneficially own certain TDW shares through advisory clients, partnerships, a foundation and his spouse, but he disclaims beneficial ownership of all securities reported except to the extent of his pecuniary interest, if any.

How did the reported gift affect the advisory relationship for those TDW shares?

The filing states the 1,951-share gift was of stock directly owned by a performance fee-paying advisory client of Robotti & Company Advisors, LLC and that this gift terminated the firm’s investment advisory relationship with respect to those specific shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/18/2026 - 04:41 PM Accepted by SEC EDGAR 09/18/2026 - 04:41 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

ROBOTTI ROBERT

(Last) (First) (Middle)

125 PARK AVENUE

SUITE 1607

(Street)

NEW YORK NEW YORK 10017

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TIDEWATER INC [ TDW ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2026

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

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

4. If Amendment, Date of Original Filed (Month/Day/Year)
09/17/2026

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
Common Stock, $0.001 Par Value Per Share	09/16/2026		G(1)		1,951	D	$0(2)	2,212,990(3)	I	See Footnote(6)
Common Stock, $0.001 Par Value Per Share	09/16/2026		S		6,695	D	$89.8494	2,206,295(4)	I	See Footnote(6)
Common Stock, $0.001 Par Value Per Share	09/16/2026		S		3,605	D	$89.8494	2,202,690(5)	I	See Footnote(6)

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:

1. This amendment is being filed to correct the filing code with respect to the first transaction reported and footnote 1 of the Form 4 filed on September 17, 2026.

2. This represents the gift by the client of Common Stock directly beneficially owned by the client, a performance fee-paying advisory client of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), from the client's advisory account with Robotti Advisors. The gift terminated Robotti Advisors' investment advisory relationship in respect of such shares.

3. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 58,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.

4. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,136,422 shares of the Common Stock directly beneficially owned by RIC, 763,757 shares of the Common Stock directly beneficially owned by RI, 3,000 shares of the Common Stock directly beneficially owned by Robotti Foundation, 58,500 shares of the Common Stock directly beneficially owned by Su Robotti, wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.

5. This amount includes 112,444 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,136,422 shares of the Common Stock directly beneficially owned by RIC, 760,152 shares of the Common Stock directly beneficially owned by RI, 3,000 shares of the Common Stock directly beneficially owned by Robotti Foundation, 58,500 shares of the Common Stock directly beneficially owned by Su Robotti, wife of Robert Robotti, and 132,172 shares of the Common Stock, directly beneficially owned by Robert Robotti.

6. Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

	/s/ Robert E. Robotti	09/18/2026
	** 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.
* Form 4: SEC 1474 (03-26)