Middlesex Water Co
MSEX- Exchange
- Nasdaq
- Industry
- Water Supply
- SEC CIK
- 0000066004
In the last 90 days, Middlesex Water Co insiders filed 0 open-market purchases and 1 sale; 227 institutions reported holding it in 13F filings for Q2 2026, worth $881.5M in total; no superinvestor holds it.
Other share classesMSEXP
13F holders, Q1 2025
Institutional positions in Middlesex Water Co as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 215
- +9 vs. Q4 2024
- Shares held
- 13.8M
- +331.8K (+2.5%) vs. Q4 2024
- Total value
- $886.9M
- +$176.4M (+24.8%) vs. Q4 2024
- New holders
- 33
- 57 more added
- Sold out
- 24
- 76 more reduced
4 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MSEX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 227 | $881.5M |
| Q1 2026 | 221 | $793.4M |
| Q4 2025 | 203 | $764.0M |
| Q3 2025 | 214 | $776.1M |
| Q2 2025 | 217 | $739.4M |
| Q1 2025 | 215 | $886.9M |
| Q4 2024 | 210 | $713.2M |
| Q3 2024 | 199 | $901.2M |
| Q2 2024 | 197 | $678.3M |
| Q1 2024 | 191 | $675.4M |
| Q4 2023 | 191 | $854.4M |
| Q3 2023 | 186 | $829.0M |
| Q2 2023 | 185 | $1.01B |
| Q1 2023 | 201 | $921.9M |
| Q4 2022 | 202 | $977.4M |
| Q3 2022 | 200 | $925.3M |
| Q2 2022 | 209 | $1.04B |
| Q1 2022 | 203 | $1.31B |
| Q4 2021 | 205 | $1.45B |
| Q3 2021 | 189 | $1.28B |
| Q2 2021 | 160 | $877.9M |
| Q1 2021 | 161 | $846.0M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Middlesex Water Co; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,263,867 | $209.2M | 0.00% | −211,507−6.1% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,481,298 | $95.0M | 0.06% | +9,894+0.7% | Added |
| Vanguard Group Inc | 1,412,377 | $90.5M | 0.00% | +20,876+1.5% | Added |
| State Street Corp | 802,209 | $51.4M | 0.00% | −28,763−3.5% | Reduced |
| First Trust Advisors LP | 708,611 | $45.4M | 0.04% | +318,598+81.7% | Added |
| Morgan Stanley | 506,133 | $32.4M | 0.00% | −37,623−6.9% | Reduced |
| Geode Capital Management, LLC | 444,127 | $28.5M | 0.00% | +12,360+2.9% | Added |
| Dimensional Fund Advisors LP | 380,030 | $24.4M | 0.01% | −49,550−11.5% | Reduced |
| Invesco Ltd. | 303,463 | $19.5M | 0.00% | +48,072+18.8% | Added |
| Legal & General Group Plc | 255,594 | $16.4M | 0.00% | +59,758+30.5% | Added |
| Ledgewood Wealth Advisors, LLC | 254,016 | $16.3M | 10.50% | 00.0% | Unchanged |
| Northern Trust Corp | 214,153 | $13.7M | 0.00% | −9,208−4.1% | Reduced |
| Goldman Sachs Group Inc | 190,574 | $12.2M | 0.00% | +36,540+23.7% | Added |
| Bank of New York Mellon Corp | 189,799 | $12.2M | 0.00% | −25,114−11.7% | Reduced |
| Thematics Asset Management | 181,000 | $11.6M | 0.59% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 180,413 | $11.6M | 0.02% | +19,200+11.9% | Added |
| First Manhattan Co | 169,788 | $10.9M | 0.03% | −8,387−4.7% | Reduced |
| Charles Schwab Investment Management Inc | 169,014 | $10.8M | 0.00% | −3,458−2.0% | Reduced |
| Cramer Rosenthal McGlynn LLC | 148,947 | $9.55M | 0.69% | +46,562+45.5% | Added |
| Amundi | 119,762 | $7.97M | 0.00% | −8,764−6.8% | Reduced |
| ProShare Advisors LLC | 115,563 | $7.41M | 0.02% | −18,066−13.5% | Reduced |
| Zimmer Partners, LP | 112,257 | $7.20M | 0.15% | +112,257 | New |
| TSP Capital Management Group, LLC | 109,217 | $7.00M | 2.30% | −71−0.1% | Reduced |
| Principal Financial Group Inc | 88,933 | $5.70M | 0.00% | +2,293+2.6% | Added |
| D. E. Shaw & Co., Inc. | 71,075 | $4.56M | 0.01% | +55,299+350.5% | Added |
| Jane Street Group, LLC | 67,989 | $4.36M | 0.01% | −23,541−25.7% | Reduced |
| UBS Asset Management Americas Inc | 59,222 | $3.80M | 0.00% | +2,349+4.1% | Added |
| Bank of America Corp | 58,393 | $3.74M | 0.00% | +1,133+2.0% | Added |
| Public Sector Pension Investment Board | 56,620 | $3.63M | 0.02% | +11,996+26.9% | Added |
| JPMorgan Chase & Co | 55,583 | $3.56M | 0.00% | −36,977−39.9% | Reduced |
| Millennium Management LLC | 54,376 | $3.49M | 0.00% | +12,116+28.7% | Added |
| Dark Forest Capital Management LP | 52,371 | $3.36M | 0.15% | +52,371 | New |
| Rhumbline Advisers | 51,780 | $3.32M | 0.00% | −2,523−4.6% | Reduced |
| Nuveen, LLC | 51,575 | $3.31M | 0.00% | +51,575 | New |
| NFJ Investment Group, LLC | 50,127 | $3.21M | 0.11% | +50,127 | New |
| UBS Group AG | 45,968 | $2.95M | 0.00% | −4,197−8.4% | Reduced |
| Ameriprise Financial Inc | 44,425 | $2.85M | 0.00% | −7,009−13.6% | Reduced |
| Susquehanna International Group, LLP | 41,134 | $2.64M | 0.00% | +32,537+378.5% | Added |
| American Century Companies Inc | 34,985 | $2.24M | 0.00% | +5,447+18.4% | Added |
| Swiss National Bank | 34,562 | $2.22M | 0.00% | −400−1.1% | Reduced |
| Deprince Race & Zollo Inc | 33,482 | $2.15M | 0.04% | +33,482 | New |
| Great West Life Assurance Co | 29,813 | $1.91M | 0.00% | +9,199+44.6% | Added |
| Russell Investments Group, Ltd. | 28,835 | $1.85M | 0.00% | +20,844+260.8% | Added |
| Thrivent Financial for Lutherans | 28,127 | $1.80M | 0.00% | +14,326+103.8% | Added |
| Citigroup Inc | 27,240 | $1.75M | 0.00% | +1,266+4.9% | Added |
| LPL Financial LLC | 27,007 | $1.73M | 0.00% | +86+0.3% | Added |
| Oppenheimer & Co Inc | 25,811 | $1.65M | 0.02% | +5,948+29.9% | Added |
| TD Asset Management Inc | 25,588 | $1.64M | 0.00% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 23,357 | $1.50M | 0.00% | +4,291+22.5% | Added |
| Barclays PLC | 23,025 | $1.48M | 0.00% | −8,251−26.4% | Reduced |
| GWN Securities Inc. | 26,298 | $1.45M | 0.08% | +26,298 | New |
| Price T Rowe Associates Inc | 21,541 | $1.38M | 0.00% | +828+4.0% | Added |
| Alliancebernstein L.P. | 21,443 | $1.37M | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 21,264 | $1.36M | 0.08% | +1,793+9.2% | Added |
| Marshall Wace, LLP | 20,688 | $1.33M | 0.00% | +20,688 | New |
| CI Private Wealth, LLC | 20,235 | $1.30M | 0.00% | +293+1.5% | Added |
| Citadel Advisors LLC | 19,418 | $1.24M | 0.00% | −7,745−28.5% | Reduced |
| HighTower Advisors, LLC | 19,412 | $1.24M | 0.00% | +2,091+12.1% | Added |
| Northstar Asset Management Inc | 19,347 | $1.24M | 0.37% | +19,347 | New |
| Ethic Inc. | 18,954 | $1.22M | 0.02% | −4,713−19.9% | Reduced |
| Gabelli Funds LLC | 18,350 | $1.18M | 0.01% | −1,100−5.7% | Reduced |
| Prudential Financial Inc | 17,564 | $1.13M | 0.00% | −230−1.3% | Reduced |
| California State Teachers Retirement System | 16,670 | $1.07M | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 16,510 | $1.06M | 0.00% | −704−4.1% | Reduced |
| The PNC Financial Services Group, Inc. | 16,363 | $1.05M | 0.00% | −438−2.6% | Reduced |
| Cerity Partners LLC | 15,482 | $992.4K | 0.00% | −2,234−12.6% | Reduced |
| Squarepoint Ops LLC | 15,451 | $990.4K | 0.00% | −9,922−39.1% | Reduced |
| Storebrand Asset Management AS | 14,400 | $923.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 13,921 | $892.3K | 0.00% | +1,058+8.2% | Added |
| Manchester Capital Management LLC | 13,515 | $866.3K | 0.11% | +13,515 | New |
| Franklin Resources Inc | 13,140 | $842.3K | 0.00% | +29+0.2% | Added |
| Exchange Traded Concepts, LLC | 12,960 | $830.7K | 0.01% | +12,960 | New |
| Wells Fargo & Company | 12,873 | $825.2K | 0.00% | +260+2.1% | Added |
| XTX Topco Ltd | 12,364 | $792.5K | 0.04% | +12,364 | New |
| Magellan Asset Management Ltd | 12,288 | $787.7K | 0.01% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 11,709 | $751.0K | 0.00% | +3,130+36.5% | Added |
| State of Wisconsin Investment Board | 11,645 | $746.4K | 0.00% | +17+0.1% | Added |
| Verition Fund Management LLC | 11,555 | $740.7K | 0.00% | +11,555 | New |
| Private Advisor Group, LLC | 10,964 | $702.8K | 0.00% | 00.0% | Unchanged |
| Toroso Investments, LLC | 10,869 | $696.7K | 0.01% | −794−6.8% | Reduced |
| Aquatic Capital Management LLC | 10,588 | $678.7K | 0.02% | +2,458+30.2% | Added |
| Raymond James Financial Inc | 10,498 | $673.0K | 0.00% | +579+5.8% | Added |
| MetLife Investment Management | 10,472 | $671.3K | 0.00% | −129−1.2% | Reduced |
| Main Street Financial Solutions, LLC | 10,447 | $669.7K | 0.06% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 10,227 | $655.5K | 0.00% | +10,227 | New |
| State of Alaska, Department of Revenue | 9,894 | $634.0K | 0.01% | −221−2.2% | Reduced |
| Corebridge Financial, Inc. | 9,230 | $591.6K | 0.00% | −181−1.9% | Reduced |
| New York State Teachers Retirement System | 8,911 | $571.0K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 8,972 | $569.4K | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 8,400 | $538.4K | 0.01% | −200−2.3% | Reduced |
| Quantbot Technologies LP | 8,180 | $524.3K | 0.02% | +8,180 | New |
| Parcion Private Wealth LLC | 8,000 | $512.8K | 0.04% | 00.0% | Unchanged |
| Glenmede Trust Co NA | 7,939 | $508.9K | 0.00% | +3,195+67.3% | Added |
| Daiwa Securities Group Inc. | 7,742 | $496.0K | 0.00% | −571−6.9% | Reduced |
| Graham Capital Management, L.P. | 7,666 | $491.4K | 0.02% | +7,666 | New |
| Mariner, LLC | 7,615 | $487.9K | 0.00% | −930−10.9% | Reduced |
| Quadrant Capital Group LLC | 7,512 | $481.5K | 0.02% | +3,431+84.1% | Added |
| Advisor Group Holdings, Inc. | 7,486 | $480.0K | 0.00% | −3,043−28.9% | Reduced |
| Intech Investment Management LLC | 7,480 | $479.5K | 0.00% | +116+1.6% | Added |
| Illinois Municipal Retirement Fund | 7,423 | $475.8K | 0.01% | −3,090−29.4% | Reduced |