Are insiders buying or selling H2o America stock?

Based on the last 50 SEC Form 4 filings, H2o America insiders made 1 open-market purchase and 1 open-market sale.

Where can I see H2o America insider trading activity?

SEC Form 4 filings for H2o America (HTO) are publicly available on EDGAR and aggregated at form4api.com/companies/hto.

Company profile

H2o America Insider Trading

Name: H2o America Insider Trading Data
Creator: Form4API
License: https://www.sec.gov/privacy.htm

HTO

Every SEC Form 4 insider trading filing for H2o America (HTO) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange: Nasdaq
Sector: Water Supply
CIK: 0000766829
Filings: 137
Insiders: 22
Last filing: 2026-07-30

SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bearish. Over the last 30 days, insiders net sold $72K across 1 transaction.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. H2o America insiders are net buyers across the period shown.

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $3.0M.

90 day insight

Over the last 90 days, H2o America insiders bought $0 (1 transaction) and sold $100K (3 transactions).

Most active insider: Walters Andrew F with 2 transactions totaling $23K.
Largest single sale: $72K by Mattern Megan on Jul 30, 2026.

Activity skews bearish — sales outpace buys.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

Date	Insider	Company	Type	Shares	Price	Value	1d	1w	1m	3m	6m
Jul 30, 2026	Mattern Megan	HTO	Tax Withholding	1,154	$61.97	$72K	+1.5%	-0.5%	—	—	—
Jul 1, 2026	Walters Andrew F	HTO	Disposition	374	$60.74	$23K	+2.5%	+2.1%	+1.6%	—	—
Jul 1, 2026	Kelly Ann P	HTO	Tax Withholding	88	$60.74	$5K	+2.5%	+2.1%	+1.6%	—	—
Jun 5, 2026	Walters Andrew F	HTO	Gift	3,508	—	—	-2.2%	-0.6%	+7.7%	—	—
Jun 2, 2026	Johnson A Kristen	HTO	Award	0	—	—	+0.8%	+2.9%	+9.1%	—	—

45 more transactions hidden

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Top insiders

By total value filed.

GIP ATLAS Holdings Ltd1 filing+$3.0M

Walters Andrew FChief Executive Officer5 filings−$199K

Hauk Bruce AChief Operating Officer4 filings−$77K

Mattern MeganCAO, PAO and Controller1 filing−$72K

Brown Willie D. Jr.VP, Gen Counsel, & Corp Sec3 filings−$65K

Institutional Ownership

Top 13F-HR holders of H2o America as of 2026-06-30

↓ decreasing

Total reported AUM

$858.9M

QoQ change

-64.8%

Reporting period

2026-06-30

BlackRock, Inc.

CIK 0002012383

$254.3M

4.2M shares

ANTIPODES PARTNERS Ltd

CIK 0001652442

$106.9M

1.8M shares

State Street Corp

CIK 0000093751

$94.5M

1.6M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →