Quick Takeaways
- ARTNA - ARTESIAN RESOURCES CORP has 15 insiders with reported activity on this page.
- Net insider value flow over the last year: -$396,697.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 15 Insiders of ARTESIAN RESOURCES CORP
- Symbol
- ARTNA on Nasdaq, ARTNB on OTC
- Location
- Newark, DE
What Changed
- Buy value: ; sell value: $396,696.
- Net share flow: -12,448.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$396,697.
Buys
$0
Shares: 0
Insiders: 0
Sells
$396,697
Shares: 12,448
Insiders: 2
Net
-$396,697
Shares: -12,448
Insiders: -2
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 5,000 | $0 | $155,250 | -$155,250 |
| 3-6 | 0 | 4,448 | $0 | $141,662 | -$141,662 |
| 6-9 | 0 | 3,000 | $0 | $99,785 | -$99,785 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
ARTESIAN RESOURCES CORP executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| John R. Eisenbrey Jr. | Director | $5,071,424 | Mixed | 05 May 2025 | ||
| Dian C. Taylor | Director | $3,219,406 | -$296,912 | -8.4% | Filing P/S | 23 Mar 2026 |
| Kenneth R. Biederman | Director | $2,324,326 | Mixed | 06 May 2025 | ||
| William C. Wyer | Director | $877,810 | Mixed | 04 May 2022 | ||
| Joseph A. DiNunzio | Exec VP / Corp Secretary | $544,335 | Mixed | 31 Dec 2025 | ||
| Michael Houghton | Director | $220,970 | Mixed | 05 May 2025 | ||
| David B. Spacht | Cfo | $166,396 | Mixed | 31 Dec 2025 | ||
| Pierre A. Anderson | Chief Info Officer / Sr VP | $159,983 | Mixed | 31 Dec 2025 | ||
| Jennifer L. Finch | Sr. Vice President & Treasurer | $89,530 | Mixed | 31 Dec 2025 | ||
| Nicholle R. Taylor | CEO and President, Director | $79,725 | Mixed | 31 Dec 2025 | ||
| Raymond T. Kelly | VP of Information Technology | $24,060 | Mixed | 16 Sep 2025 | ||
| Daniel W. Konstanski | Vice President of Engineering | $24,060 | Mixed | 16 Sep 2025 | ||
| Courtney A. Emerson | Gen Counsel & Asst Secretary | $24,060 | Mixed | 16 Sep 2025 | ||
| John M. Thaeder | Senior Vice President | $12,264 | -$99,785 | -89% | Mixed | 31 Dec 2025 |
| Salvatore J. Rossi Jr. | Director | Mixed | 31 Dec 2025 |
Top shareholders of ARTESIAN RESOURCES CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
|
Company |
1.7%
from 13D/G
|
943,368
|
$29,819,877 | — | 31 Dec 2025 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
9.3%
|
902,740
|
$28,536,000 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
5.3%
|
510,911
|
$16,149,897 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
2.9%
|
278,456
|
$8,801,994 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
2%
|
188,697
|
$5,964,770 | — | 31 Dec 2025 | |
| Kestra Advisory Services, LLC |
13F
|
Company |
1.7%
|
164,779
|
$5,208,665 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.7%
|
160,575
|
$5,075,775 | — | 31 Dec 2025 | |
| John R. Eisenbrey Jr. |
3/4/5
|
Director |
—
mixed-class rows
|
110,502
mixed-class rows
|
$5,071,424 | — | 05 May 2025 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
1.6%
|
150,000
|
$4,741,500 | — | 31 Dec 2025 | |
| Costello Asset Management, INC |
13F
|
Company |
1.4%
|
139,988
|
$4,425,012 | — | 31 Dec 2025 | |
| ROFFMAN MILLER ASSOCIATES INC /PA/ |
13F
|
Company |
1.4%
|
137,337
|
$4,341,217 | — | 31 Dec 2025 | |
| Prospera Financial Services Inc |
13F
|
Company |
1.3%
|
125,620
|
$3,971,984 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.1%
|
109,114
|
$3,450,836 | — | 31 Dec 2025 | |
| Dian C. Taylor |
3/4/5
|
Director |
1.1%
|
103,021
|
$3,219,406 | -$296,912 | 23 Mar 2026 | |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.97%
|
93,520
|
$2,956,167 | — | 31 Dec 2025 | |
| FIRST MANHATTAN CO. LLC. |
13F
|
Company |
0.89%
|
86,282
|
$2,727,374 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.79%
|
76,523
|
$2,418,881 | — | 31 Dec 2025 | |
| TWO SIGMA ADVISERS, LP |
13F
|
Company |
0.77%
|
74,200
|
$2,345,462 | — | 31 Dec 2025 | |
| Kenneth R. Biederman |
3/4/5
|
Director |
—
mixed-class rows
|
50,750
mixed-class rows
|
$2,324,326 | — | 06 May 2025 | |
| STATE STREET CORP |
13F
|
Company |
0.69%
|
66,690
|
$2,108,071 | — | 31 Dec 2025 | |
| DEPRINCE RACE & ZOLLO INC |
13F
|
Company |
0.68%
|
65,886
|
$2,082,656 | — | 31 Dec 2025 | |
| FCA CORP /TX |
13F
|
Company |
0.68%
|
65,310
|
$2,064,455 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.67%
|
64,467
|
$2,037,802 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.64%
|
62,269
|
$1,968,323 | — | 31 Dec 2025 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.63%
|
61,035
|
$1,929,321 | — | 31 Dec 2025 | |
| North Star Investment Management Corp. |
13F
|
Company |
0.61%
|
59,000
|
$1,864,990 | — | 31 Dec 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.58%
|
56,466
|
$1,784,890 | — | 31 Dec 2025 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
0.58%
|
56,443
|
$1,784,163 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.56%
|
54,049
|
$1,708,488 | — | 31 Dec 2025 | |
| Palisades Investment Partners, LLC |
13F
|
Company |
0.55%
|
52,868
|
$1,671,157 | — | 31 Dec 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
0.54%
|
52,020
|
$1,644,351 | — | 31 Dec 2025 | |
| LPL Financial LLC |
13F
|
Company |
0.45%
|
43,691
|
$1,381,068 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.43%
|
41,743
|
$1,319,496 | — | 31 Dec 2025 | |
| Connor, Clark & Lunn Investment Management Ltd. |
13F
|
Company |
0.43%
|
41,377
|
$1,307,927 | — | 31 Dec 2025 | |
| RBF Capital, LLC |
13F
|
Company |
0.41%
|
40,000
|
$1,264,400 | — | 31 Dec 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.4%
|
38,525
|
$1,217,788 | — | 31 Dec 2025 | |
| Trexquant Investment LP |
13F
|
Company |
0.37%
|
35,579
|
$1,124,652 | — | 31 Dec 2025 | |
| Teton Advisors, LLC |
13F
|
Company |
0.32%
|
31,320
|
$990,025 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.32%
|
30,672
|
$969,542 | — | 31 Dec 2025 | |
| William C. Wyer |
3/4/5
|
Director |
—
class O/S missing
|
20,500
|
$877,810 | — | 04 May 2022 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.25%
|
24,157
|
$763,603 | — | 31 Dec 2025 | |
| GABELLI FUNDS LLC |
13F
|
Company |
0.24%
|
23,500
|
$742,835 | — | 31 Dec 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.22%
|
21,194
|
$669,942 | — | 31 Dec 2025 | |
| NEW YORK STATE COMMON RETIREMENT FUND |
13F
|
Company |
0.21%
|
20,505
|
$648,163 | — | 31 Dec 2025 | |
| Joseph A. DiNunzio |
3/4/5
|
Exec VP / Corp Secretary |
0.17%
|
15,940
|
$544,335 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.16%
|
15,308
|
$483,874 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.15%
|
14,180
|
$448,230 | — | 31 Dec 2025 | |
| Janney Montgomery Scott LLC |
13F
|
Company |
0.14%
|
13,456
|
$425,000 | — | 31 Dec 2025 | |
| R Squared Ltd |
13F
|
Company |
0.11%
|
10,756
|
$339,997 | — | 31 Dec 2025 | |
| Jacobi Capital Management LLC |
13F
|
Company |
0.11%
|
10,656
|
$336,845 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for ARTESIAN RESOURCES CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Sale | -0.96% | $31,250 | $31.25 | -1,000 | 103,021 | 23 Mar 2026 | Direct |
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Sale | -1.89% | $62,000 | $31.00 | -2,000 | 104,021 | 20 Mar 2026 | Direct |
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Sale | -1.85% | $62,000 | $31.00 | -2,000 | 106,021 | 19 Mar 2026 | Direct |
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 3.79% | 52 | 1,423 | 31 Dec 2025 | 401K Plan | ||
| John M. Thaeder | ARTNA | Class A Non-voting Common Stock | Other | 68.7% | 158 | 388 | 31 Dec 2025 | 401k Plan | ||
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Other | -100% | -38,450 | 0 | 31 Dec 2025 | 401k Plan | ||
| David B. Spacht | ARTNA | Class A Non-voting Common Stock | Other | 3.77% | 126 | 3,471 | 31 Dec 2025 | 401k Plan | ||
| Jennifer L. Finch | ARTNA | Class A Non-voting Common Stock | Other | 3.7% | 34 | 952 | 31 Dec 2025 | 401k Plan | ||
| Pierre A. Anderson | ARTNA | Class A Non-voting Common Stock | Other | 3.79% | 157 | 4,300 | 31 Dec 2025 | 401k Plan | ||
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Sale | -5.47% | $71,101 | $31.97 | -2,224 | 38,450 | 22 Dec 2025 | 401k Plan |
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Sale | -5.18% | $70,561 | $31.73 | -2,224 | 40,674 | 19 Dec 2025 | 401k Plan |
| Joseph A. DiNunzio | ARTNA | Class A Non-voting Common Stock | Other | -100% | -3,459 | 0 | 09 Dec 2025 | 401k Plan | ||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.98% | 3 | 308 | 24 Nov 2025 | By Spouse | ||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 1.02% | 8 | 791 | 24 Nov 2025 | Custodian | ||
| David B. Spacht | ARTNA | Class A Non-voting Common Stock | Other | 0.97% | 10 | 1,038 | 24 Nov 2025 | Direct | ||
| Joseph A. DiNunzio | ARTNA | Class A Non-voting Common Stock | Other | 0.04% | 7 | 15,940 | 24 Nov 2025 | Direct | ||
| Jennifer L. Finch | ARTNA | Class A Non-voting Common Stock | Other | 0.97% | 10 | 1,036 | 24 Nov 2025 | Direct | ||
| Daniel W. Konstanski | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| Raymond T. Kelly | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| Courtney A. Emerson | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| David B. Spacht | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| Jennifer L. Finch | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| Pierre A. Anderson | ARTNA | Restricted Stock Grant | Award | 750 | 750 | 16 Sep 2025 | Direct | |||
| John M. Thaeder | ARTNA | Class A Non-voting Common Stock | Sale | -4.63% | $33,370 | $33.37 | -1,000 | 20,592 | 28 Aug 2025 | Direct |
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.98% | 3 | 308 | 25 Aug 2025 | By Spouse | ||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.89% | 7 | 791 | 25 Aug 2025 | Custodian | ||
| David B. Spacht | ARTNA | Class A Non-voting Common Stock | Other | 0.87% | 9 | 1,038 | 25 Aug 2025 | Direct | ||
| Joseph A. DiNunzio | ARTNA | Class A Non-voting Common Stock | Other | 0.04% | 6 | 15,940 | 25 Aug 2025 | Direct | ||
| Jennifer L. Finch | ARTNA | Class A Non-voting Common Stock | Other | 0.88% | 9 | 1,036 | 25 Aug 2025 | Direct | ||
| John M. Thaeder | ARTNA | Class A Non-voting Common Stock | Sale | -4.43% | $33,494 | $33.49 | -1,000 | 21,592 | 22 Aug 2025 | Direct |
| John M. Thaeder | ARTNA | Class A Non-voting Common Stock | Sale | -4.24% | $32,921 | $32.92 | -1,000 | 22,592 | 21 Aug 2025 | Direct |
| Salvatore J. Rossi Jr. | ARTNA | Restricted Stock Grant | Award | 1,000 | 1,000 | 01 Jul 2025 | Direct | |||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.65% | 2 | 308 | 27 May 2025 | By Spouse | ||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.89% | 7 | 791 | 27 May 2025 | Custodian | ||
| David B. Spacht | ARTNA | Class A Non-voting Common Stock | Other | 0.87% | 9 | 1,038 | 27 May 2025 | Direct | ||
| Joseph A. DiNunzio | ARTNA | Class A Non-voting Common Stock | Other | 0.04% | 7 | 15,940 | 27 May 2025 | Direct | ||
| Jennifer L. Finch | ARTNA | Class A Non-voting Common Stock | Other | 0.88% | 9 | 1,036 | 27 May 2025 | Direct | ||
| John R. Eisenbrey Jr. | ARTNA | Class A Non-voting Common Stock | Other | 1.83% | 1,000 | 55,751 | 06 May 2025 | Direct | ||
| John R. Eisenbrey Jr. | ARTNA | Restricted Stock Grant | Other | -100% | -1,000 | 0 | 06 May 2025 | Direct | ||
| Michael Houghton | ARTNA | Class A Non-voting Common Stock | Other | 50% | 1,000 | 3,000 | 06 May 2025 | Direct | ||
| Michael Houghton | ARTNA | Restricted Stock Grant | Other | -100% | -1,000 | 0 | 06 May 2025 | Direct | ||
| Dian C. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 0.93% | 1,000 | 108,021 | 06 May 2025 | Direct | ||
| Dian C. Taylor | ARTNA | Restricted Stock Grant | Other | -100% | -1,000 | 0 | 06 May 2025 | Direct | ||
| Nicholle R. Taylor | ARTNA | Class A Non-voting Common Stock | Other | 4.01% | 1,000 | 25,948 | 06 May 2025 | Direct | ||
| Nicholle R. Taylor | ARTNA | Restricted Stock Grant | Other | -100% | -1,000 | 0 | 06 May 2025 | Direct | ||
| Kenneth R. Biederman | ARTNA | Class A Non-voting Common Stock | Other | 4.02% | 1,000 | 25,875 | 06 May 2025 | Direct | ||
| Kenneth R. Biederman | ARTNA | Restricted Stock Grant | Other | -100% | -1,000 | 0 | 06 May 2025 | Direct | ||
| John R. Eisenbrey Jr. | ARTNA | Restricted Stock Grant | Award | 1,000 | 1,000 | 05 May 2025 | Direct | |||
| Michael Houghton | ARTNA | Restricted Stock Grant | Award | 1,000 | 1,000 | 05 May 2025 | Direct | |||
| Dian C. Taylor | ARTNA | Restricted Stock Grant | Award | 1,000 | 1,000 | 05 May 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.