H2O AMERICA (HTO) major holder GIP ATLAS reports 4,523,084 shares

Rhea-AI Filing Summary

H2O AMERICA disclosed an initial statement of beneficial ownership on Form 3 for GIP ATLAS Holdings Ltd, identified as a ten percent owner of the company.

The filing reports that GIP ATLAS Holdings Ltd directly holds 4,523,084 shares of H2O AMERICA common stock, with no specific buy or sell transactions indicated.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider GIP ATLAS Holdings Ltd

Role null

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 4,523,084 shares (Direct, null)

Footnotes (1)

Key Figures

Directly owned common shares: 4,523,084 shares

1 metrics

Directly owned common shares 4,523,084 shares Beneficial ownership reported on Form 3 for GIP ATLAS Holdings Ltd

Key Terms

Form 3, beneficial ownership, ten percent owner

3 terms

Form 3 regulatory

"Initial statement of beneficial ownership on Form 3"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"disclosed an initial statement of beneficial ownership on Form 3"

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.

ten percent owner financial

"GIP ATLAS Holdings Ltd is identified as a ten percent owner"

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

GIP ATLAS Holdings Ltd

(Last) (First) (Middle)

1ST FLOOR WEST, 1-3 COLLEGE HILL

(Street)

LONDON EC4R 2RA

(City) (State) (Zip)

UNITED KINGDOM

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/04/2026

3. Issuer Name and Ticker or Trading Symbol
H2O AMERICA [ HTO ]

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4,523,084	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Clinton Joyner	04/22/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does the H2O AMERICA (HTO) Form 3 filing show about GIP ATLAS Holdings Ltd?

The Form 3 shows that GIP ATLAS Holdings Ltd is a ten percent owner of H2O AMERICA and directly holds 4,523,084 shares of common stock, establishing its status as a significant shareholder in the company.

Is the H2O AMERICA (HTO) Form 3 a buy or sell transaction?

The Form 3 is not a buy or sell report; it is an initial statement of beneficial ownership. It simply records that GIP ATLAS Holdings Ltd holds 4,523,084 H2O AMERICA common shares as of the reported date.

How many H2O AMERICA (HTO) shares does GIP ATLAS Holdings Ltd report owning?

GIP ATLAS Holdings Ltd reports direct ownership of 4,523,084 shares of H2O AMERICA common stock. This large holding underpins its classification as a ten percent owner in the Form 3 beneficial ownership filing.

Does the H2O AMERICA (HTO) Form 3 include derivative securities for GIP ATLAS Holdings Ltd?

The Form 3 data provided shows no derivative securities for GIP ATLAS Holdings Ltd. The filing lists only direct ownership of 4,523,084 shares of H2O AMERICA common stock, with an empty derivative positions summary.

What ownership type is reported for GIP ATLAS Holdings Ltd in H2O AMERICA (HTO)?

The filing reports GIP ATLAS Holdings Ltd as holding its 4,523,084 H2O AMERICA common shares as direct ownership. The ownership code is shown as "D," indicating the position is not classified as indirect through another entity.