ATLAS Infrastructure Partners (UK) Ltd.

CIK: 0001924953

Transaction Breakdown

Open Market Buys (P)4 (66.7%)

High conviction signal

Open Market Sales (S)2 (33.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

HTO

H2O AMERICA

Discretionary Trading P&L

Holdings

Transaction History (6 total)

HTO
H2O AMERICA
Jul 7, 2026
Purchase(P)
Direct
2.8K shares at avg. $62.03$173K
HTO
H2O AMERICA
Jul 1, 2026
Sale(S)
Direct
1.7K shares at avg. $60.73$102K
HTO
H2O AMERICA
Jul 1, 2026
Purchase(P)
Direct
2.1K shares at avg. $60.76$130K
HTO
H2O AMERICA
May 29, 2026
Sale(S)
Direct
1.4K shares at avg. $57.52$83K
HTO
H2O AMERICA
May 29, 2026
Purchase(P)
Direct
31K shares at avg. $57.62$1.8M
HTO
H2O AMERICA
Apr 10, 2026
Purchase(P)
Direct
50.4K shares at avg. $59.06$3.0M

		Type	Shares	Price		Ownership
Jul 7, 2026	HTO H2O AMERICA	Purchase(P)	2,784	$62.03	$172,692	Direct
Jul 1, 2026	HTO H2O AMERICA	Sale(S)	1,686	$60.73	$102,399	Direct
Jul 1, 2026	HTO H2O AMERICA	Purchase(P)	2,132	$60.76	$129,535	Direct
May 29, 2026	HTO H2O AMERICA	Sale(S)	1,435	$57.52	$82,544	Direct
May 29, 2026	HTO H2O AMERICA	Purchase(P)	31,001	$57.62	$1,786,402	Direct
Apr 10, 2026	HTO H2O AMERICA	Purchase(P)	50,385	$59.06	$2,975,919	Direct

1-6 of 6 transactions

About ATLAS Infrastructure Partners (UK) Ltd.

ATLAS Infrastructure Partners (UK) Ltd. (SEC CIK 0001924953) files insider reports with the SEC as H2O AMERICA (HTO).

Signal8 holds 11 ownership filings by ATLAS Infrastructure Partners (UK) Ltd. (2 Form 3, 9 Form 4), filed between Apr 8, 2026 and Aug 19, 2026. Those filings report 6 transactions, from Apr 10, 2026 to Jul 7, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on ATLAS Infrastructure Partners (UK) Ltd.'s filings is in LONDON.

Recent filings by ATLAS Infrastructure Partners (UK) Ltd.

Jul 7, 2026: Open-market purchase of HTO shares (Form 4, code P).
Jul 1, 2026: Open-market sale of HTO shares (Form 4, code S).
Jul 1, 2026: Open-market purchase of HTO shares (Form 4, code P).
May 29, 2026: Open-market sale of HTO shares (Form 4, code S).
May 29, 2026: Open-market purchase of HTO shares (Form 4, code P).

Other insiders filing for H2O AMERICA (HTO)

Mattern Megan, CAO, PAO and Controller
Walters Andrew F, Chief Executive Officer
Kelly Ann P, CFO and Treasurer
Johnson A Kristen, Chief Administrative Officer
KRUGER DENISE L, Director
KLEIN REBECCA A, Director

How to read Form 4 transaction codes