0001433679-25-000001.txt : 20250403 0001433679-25-000001.hdr.sgml : 20250403 20250403130235 ACCESSION NUMBER: 0001433679-25-000001 CONFORMED SUBMISSION TYPE: D/A PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(1) FILED AS OF DATE: 20250403 DATE AS OF CHANGE: 20250403 EFFECTIVENESS DATE: 20250403 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Mad River Long/Neutral Fund, L.P. CENTRAL INDEX KEY: 0001433679 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: VA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-117576 FILM NUMBER: 25808352 BUSINESS ADDRESS: STREET 1: 3033 WILSON BLVD., SUITE 700 CITY: ARLINGTON STATE: VA ZIP: 22201 BUSINESS PHONE: 804-640-8649 MAIL ADDRESS: STREET 1: 3033 WILSON BLVD., SUITE 700 CITY: ARLINGTON STATE: VA ZIP: 22201 FORMER COMPANY: FORMER CONFORMED NAME: Mad River Long/Neutral Fund DATE OF NAME CHANGE: 20120307 FORMER COMPANY: FORMER CONFORMED NAME: MAD RIVER RESERVE FUND LP DATE OF NAME CHANGE: 20080429 D/A 1 primary_doc.xml X0708 D/A LIVE 0001433679 Mad River Long/Neutral Fund, L.P. 3033 WILSON BLVD., SUITE 700 ARLINGTON VA VIRGINIA 22201 804-640-8649 VIRGINIA Mad River Long/Neutral Fund MAD RIVER RESERVE FUND LP Limited Partnership true Charles A. Mills, IV 3033 Wilson Blvd., Suite 700 Arlington VA VIRGINIA 22201 Executive Officer Director n/a n/a Mills Value Adviser, Inc. 3033 Wilson Blvd., Suite 700 Arlington VA VIRGINIA 22201 Executive Officer Promoter General Partner (the "GP") and Investment Adviser (the "IA") of the Issuer Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.1 true 0001433679-24-000001 2008-04-22 true true false 100000 SA Stone Wealth Management Inc. 18456 SA Stone Wealth Management Inc. 18456 2 Perimeter Park South Suite 500 West Birmingham AL ALABAMA 35243 DE DELAWARE HI HAWAII TX TEXAS MA MASSACHUSETTS MD MARYLAND IA IOWA ME MAINE ID IDAHO MI MICHIGAN UT UTAH MN MINNESOTA MO MISSOURI IL ILLINOIS IN INDIANA MS MISSISSIPPI MT MONTANA AK ALASKA AL ALABAMA VA VIRGINIA AR ARKANSAS NC NORTH CAROLINA ND NORTH DAKOTA NE NEBRASKA RI RHODE ISLAND AZ ARIZONA NH NEW HAMPSHIRE NJ NEW JERSEY VT VERMONT NM NEW MEXICO FL FLORIDA NV NEVADA WA WASHINGTON NY NEW YORK SC SOUTH CAROLINA SD SOUTH DAKOTA WI WISCONSIN OH OHIO GA GEORGIA OK OKLAHOMA CA CALIFORNIA WV WEST VIRGINIA WY WYOMING OR OREGON KS KANSAS CO COLORADO KY KENTUCKY CT CONNECTICUT PA PENNSYLVANIA LA LOUISIANA TN TENNESSEE DC DISTRICT OF COLUMBIA false Indefinite 14737557 Indefinite false 67 0 0 0 true Certain persons named in Item 3 or affiliates thereof may receive payments deemed to be made from the proceeds of the offering, including management fees. The amount of such payments cannot be estimated at this time. false Mad River Long/Neutral Fund, L.P. /s/ Charles A. Mills, IV Charles A. Mills, IV President of the GP and IA 2025-04-03