SCHEDULE: Vanguard Discloses Stake in Tidewater Inc.

Vanguard Portfolio Management has reported beneficial ownership of 5.38% of Tidewater Inc.'s common stock as of March 31, 2026.

Summary

• Vanguard Portfolio Management, along with its affiliates Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC, has disclosed beneficial ownership of 2,668,836 shares of Tidewater Inc. common stock.
• This holding represents 5.38% of the class of securities.
• The filing indicates that Vanguard Portfolio Management has sole dispositive power over 2,668,836 shares and sole voting power over 42,191 shares.
• The securities were acquired and are held in the ordinary course of business and not for the purpose of influencing control of the issuer.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral to slightly positive filing, as it indicates a significant institutional investor's confidence in Tidewater Inc. without providing performance data or future guidance.

Positives

• Vanguard, a significant institutional investor, has taken a notable stake in Tidewater Inc., which could be interpreted as a positive signal of confidence in the company's future prospects.
• The disclosure confirms Vanguard's active management and oversight of its investment portfolios, including the exercise of voting and dispositive power.

Risks

• The filing does not explicitly mention any risks. However, any investment carries inherent market risks associated with the company's industry and overall economic conditions.

Future Outlook

The filing does not contain forward-looking statements or guidance. It is a disclosure of beneficial ownership.

Management Comments

• "In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by Vanguard Portfolio Management LLC and the following affiliates of Vanguard Portfolio Management LLC or business divisions of such affiliates: Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC."
• "This Schedule 13G includes securities held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, in addition to securities held by clients over which the affiliates or business divisions of such affiliates indicated above exercise dispositive and/or voting power."
• "This Schedule 13G does not include securities, if any, beneficially owned by other subsidiaries or affiliates of Vanguard Portfolio Management LLC, or business divisions of such subsidiaries whose ownership of securities is disaggregated from that of the reporting business unit in accordance with such release."
• "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under 240.14a-11."

Industry Context

StockSavvy.ai notes that Vanguard's disclosure of a 5.38% stake in Tidewater Inc. (a major offshore vessel operator) signifies a substantial investment by a leading global asset manager. This level of ownership by an institutional investor often indicates a belief in the company's stability and growth potential within the energy services sector, particularly as the industry navigates energy transition and demand fluctuations.

Stakeholder Impact

• Shareholders: The disclosure of a significant stake by a major institutional investor like Vanguard may be viewed positively, potentially increasing investor confidence and influencing share price.
• Management: The company's management will be aware of Vanguard's substantial ownership and potential influence as a large shareholder.

Key Dates

Recommendation

This filing is a disclosure of beneficial ownership by Vanguard and does not contain performance data, strategic updates, or forward-looking guidance. Therefore, it does not provide sufficient information to warrant a buy or sell recommendation. A 'hold' recommendation is appropriate as it signals continued monitoring of the company's fundamentals and Vanguard's ongoing investment.

Keywords

Tidewater Inc, Vanguard Portfolio Management, Schedule 13G, Common Stock, Beneficial Ownership, Investment Company, SEC Filing, Institutional Investor