York Water Co

YORW

Exchange: Nasdaq
Industry: Water Supply
SEC CIK: 0000108985

SEC filings (opens in a new tab)

In the last 90 days, York Water Co insiders filed 9 open-market purchases and 1 sale; 168 institutions reported holding it in 13F filings for Q2 2026, worth $319.9M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding York Water Co changed between Q2 2025 and Q3 2025.

All holders in Q3 2025 All holders in Q2 2025

13F holders of YORW: Q2 2025 compared with Q3 2025
Measure	Q2 2025	Of which not filed for Q3 2025	Q3 2025	Change
Holders	161	1	161	+1
Shares	8.09M	36.2K	8.28M	+223.9K (+2.8%)
Value	$255.8M	$1.14M	$251.9M	−$2.72M (−1.1%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (24)

Institutions that held York Water Co at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to YORW in Q3 2025
Institution	Shares	Value	% of portfolio
Principal Financial Group Inc	43,982	$1.34M	0.00%
Teton Advisors, LLC	36,160	$1.10M	0.68%
Marshall Wace, LLP	28,596	$869.9K	0.00%
North Star Investment Management Corp.	28,000	$851.8K	0.05%
SG Americas Securities, LLC	12,862	$391.0K	0.00%
Atria Investments LLC	10,582	$321.9K	0.00%
Syon Capital LLC	9,005	$273.9K	0.01%
D. E. Shaw & Co., Inc.	7,731	$235.2K	0.00%
Mercer Global Advisors Inc	7,731	$235.2K	0.00%
Wealth Enhancement Advisory Services, LLC	7,332	$222.7K	0.00%
Quantbot Technologies LP	5,769	$175.5K	0.00%
Quadrant Capital Group LLC	4,375	$133.1K	0.00%
Wealthspire Advisors, LLC	2,673	$81.3K	0.00%
Exchange Traded Concepts, LLC	2,186	$66.5K	0.00%
Advisory Services Network, LLC	1,018	$31.0K	0.00%
Jones Financial Companies LLLP	713	$21.9K	0.00%
Simplex Trading, LLC	561	$17.0K	0.00%
State of Alaska, Department of Revenue	436	$13.0K	0.00%
Westside Investment Management, Inc.	288	$8.63K	0.00%
Clearstead Advisors, LLC	92	$2.80K	0.00%
Rockefeller Capital Management L.P.	37	$1.13K	0.00%
TD Private Client Wealth LLC	20	$608	0.00%
Sunbelt Securities, Inc.	13	$395	0.00%
Tortoise Investment Management, LLC	1	$30	0.00%

Sold out (23)

Institutions that held York Water Co at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of YORW in Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
UBS Asset Management Americas Inc	46,799	$1.48M
Swiss National Bank	27,500	$869.0K
Los Angeles Capital Management LLC	25,344	$800.9K
Universal- Beteiligungs- und Servicegesellschaft mbH	18,224	$575.9K
Teacher Retirement System of Texas	14,868	$469.8K
Man Group plc	12,197	$385.4K
Pictet Asset Management Holding SA	7,556	$238.8K
Inceptionr LLC	7,330	$231.6K
Orrstown Financial Services Inc	6,462	$204.2K
KLP Kapitalforvaltning AS	5,400	$171.6K
Zurcher Kantonalbank (Zurich Cantonalbank)	4,163	$131.6K
New Age Alpha Advisors, LLC	1,954	$61.7K
Danske Bank A/S	1,400	$44.2K
Caldwell Trust Co	450	$14.2K
MAI Capital Management	192	$6.07K
Umb Bank N A	113	$3.57K
Larson Financial Group LLC	105	$3.32K
Kiker Wealth Management, LLC	90	$2.84K
Harbour Investments, Inc.	40	$1.26K
Sierra Ocean, LLC	27	$853
State of Wyoming	14	$442
National Bank of Canada	2	$63
NewSquare Capital LLC	0	$3

Not filed for Q3 2025 yet (1)

Institutions that held York Water Co at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding YORW in Q2 2025 that haven't filed for Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
Teton Advisors, Inc.	36,160	$1.14M