York Water Company (YORW)
Nasdaq: YORW · Water Supply · York, PA · filing with the SEC since 1994
Grade5.2
◀ Past 7.0● Present 5.0▶ Future 3.9
Who owns York Water Company
As filed with the SECHolders of 5% or more
3
Zimmer Partners, LP holds 8.8% of Common Stock, no par value per share, as its SCHEDULE 13G/A filed Aug 14, 2026 says.
Directors and officers
16
report now, of 31 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 3 named at left.
Holders of 5% or moreshare of the class, as filed
Zimmer Partners, LP
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock, no par value per share · 5.2% in Feb 14, 2025
Blackrock, Inc.
SCHEDULE 13G/A · filed Apr 24, 2026 · Common Stock · 11.8% in Jul 17, 2025
Vanguard Capital Management
SCHEDULE 13G · filed Apr 30, 2026 · Common Stock
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%, from 7.57% in Jul 29, 2025
What YORW reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
CMV Sewage Co., Inc.
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Wastewater Collection and Treatment Assets of MESCO, Inc.
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Wastewater Collection and Treatment Assets of MESCO, Inc. and York Haven Sewer Authority
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Wastewater Collection and Treatment Assets of York Haven Sewer Authority
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Water Assets of Brookhaven Mobile Home Park of ATG Properties, LLC
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Water Assets of Houston Run Community Water System, LLC
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Water Assets of Longstown Mobile Estates
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Water Assets of Pine Run Retirement Community
A company bought · asset acquisition · owns, named in the 10-K filed Mar 3, 2026
Insider tradesForm 4
1sales
34purchases
0sales on a scheduled plan
1people selling
$300,000sold, in dollars
$100,000bought, in dollars
Open-market trades on Form 4 from Oct 21, 2025 to Oct 21, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 21, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window10 of 31 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Hand Joseph Thomas | President & CEO | 1 | $300,000 | 0 | 7 | $0 |
| Poff Matthew E | Chief Financial Officer | 0 | $0 | 0 | 5 | $0 |
| Scarpato Matthew J | Chief Operating Officer | 0 | $0 | 0 | 4 | $0 |
| Brossman Douglas S | director | 0 | $0 | 0 | 4 | $0 |
| Chiaruttini Alexandra C | CAO & General Counsel | 0 | $0 | 0 | 3 | $0 |
| Snyder Mark S | VP- Engineering | 0 | $0 | 0 | 3 | $0 |
| Becker Suzanne M | VP- Customer Service | 0 | $0 | 0 | 3 | $0 |
| Grimm Ashley M | VP- Human Resources | 0 | $0 | 0 | 2 | $0 |
| Yanavitch William T. II | director | 0 | $0 | 0 | 2 | $0 |
| Velazquez David M | director | 0 | $0 | 0 | 1 | $0 |