MRM-HORIZON ADVISORS, LLC
Legal name: MAD RIVER INVESTORS
CRD #130585 SEC #801-62991 BOSTON, MA 617-728-0333
SEC Registered Private Funds
Total AUM
$338.3M
Discretionary
$338.1M
Employees
4
Clients
0
Accounts
187
AUM Over Time
| Date | Total AUM | Discretionary | Non-Disc. | Employees | Clients |
|---|---|---|---|---|---|
| Mar 2025 | $338.3M | $338.1M | $237.1K | 4 | 0 |
| Mar 2025 | $338.3M | $338.1M | $237.1K | 4 | 0 |
| Mar 2024 | $213.5M | $213M | $493.5K | 4 | 0 |
| Oct 2023 | $237.5M | $198.8M | $38.7M | 4 | 0 |
| Mar 2023 | $237.5M | $198.8M | $38.7M | 4 | 0 |
| Mar 2022 | $254.2M | $215M | $39.2M | 4 | 0 |
| Mar 2021 | $273M | $229.8M | $43.1M | 4 | 0 |
| Jul 2020 | $202.6M | $174.6M | $28M | 4 | 0 |
| Jun 2020 | $202.6M | $174.6M | $28M | 4 | 0 |
| Apr 2020 | $202.6M | $174.6M | $28M | 4 | 0 |
| Mar 2020 | $202.6M | $174.6M | $28M | 4 | 0 |
| Mar 2020 | $202.6M | $174.6M | $28M | 4 | 0 |
| Mar 2019 | $203.8M | $197.8M | $6M | 4 | 0 |
| Mar 2018 | $246.5M | $233.9M | $12.6M | 4 | 0 |
| Mar 2017 | $207.5M | $172.6M | $34.9M | 6 | 100 |
| Mar 2016 | $195.4M | $158.3M | $37.1M | 6 | 100 |
| Mar 2015 | $267.3M | $212.7M | $54.7M | 6 | 100 |
| Jan 2015 | $262.3M | $209.5M | $52.8M | 7 | 100 |
| Apr 2014 | $262.3M | $209.5M | $52.8M | 7 | 100 |
| Apr 2014 | $262.3M | $209.5M | $52.8M | 7 | 100 |
| Mar 2014 | $262.3M | $209.5M | $52.8M | 7 | 100 |
| Nov 2013 | $216.4M | $158.6M | $57.8M | 7 | 200 |
| Mar 2013 | $216.4M | $158.6M | $57.8M | 7 | 200 |
| Mar 2012 | $207.8M | $145.9M | $61.9M | 6 | 200 |
| Jan 2010 | $126.6M | $126.6M | $0 | 10 | -- |
| Apr 2009 | $126.6M | $126.6M | $0 | 10 | -- |
| Mar 2009 | $126.6M | $126.6M | $0 | 10 | -- |
| Mar 2008 | $212.4M | $212.4M | $0 | 10 | -- |
| Nov 2007 | $166.2M | $166.2M | $0 | 5 | -- |
| Mar 2007 | $166.2M | $166.2M | $0 | 5 | -- |
| Jan 2007 | $92.3M | $92.3M | $0 | 5 | -- |
| Mar 2006 | $92.3M | $92.3M | $0 | 5 | -- |
| Sep 2005 | $86.7M | $86.7M | $0 | 5 | -- |
| Feb 2005 | $35.1M | $35.1M | $0 | 5 | -- |
| Jul 2004 | $35.1M | $35.1M | $0 | 5 | -- |
| Mar 2004 | $35.1M | $35.1M | $0 | 5 | -- |
DateMar 2025
Total AUM$338.3M
Discretionary$338.1M
Non-Disc.$237.1K
Employees4
Clients0
DateMar 2025
Total AUM$338.3M
Discretionary$338.1M
Non-Disc.$237.1K
Employees4
Clients0
DateMar 2024
Total AUM$213.5M
Discretionary$213M
Non-Disc.$493.5K
Employees4
Clients0
DateOct 2023
Total AUM$237.5M
Discretionary$198.8M
Non-Disc.$38.7M
Employees4
Clients0
DateMar 2023
Total AUM$237.5M
Discretionary$198.8M
Non-Disc.$38.7M
Employees4
Clients0
DateMar 2022
Total AUM$254.2M
Discretionary$215M
Non-Disc.$39.2M
Employees4
Clients0
DateMar 2021
Total AUM$273M
Discretionary$229.8M
Non-Disc.$43.1M
Employees4
Clients0
DateJul 2020
Total AUM$202.6M
Discretionary$174.6M
Non-Disc.$28M
Employees4
Clients0
DateJun 2020
Total AUM$202.6M
Discretionary$174.6M
Non-Disc.$28M
Employees4
Clients0
DateApr 2020
Total AUM$202.6M
Discretionary$174.6M
Non-Disc.$28M
Employees4
Clients0
DateMar 2020
Total AUM$202.6M
Discretionary$174.6M
Non-Disc.$28M
Employees4
Clients0
DateMar 2020
Total AUM$202.6M
Discretionary$174.6M
Non-Disc.$28M
Employees4
Clients0
DateMar 2019
Total AUM$203.8M
Discretionary$197.8M
Non-Disc.$6M
Employees4
Clients0
DateMar 2018
Total AUM$246.5M
Discretionary$233.9M
Non-Disc.$12.6M
Employees4
Clients0
DateMar 2017
Total AUM$207.5M
Discretionary$172.6M
Non-Disc.$34.9M
Employees6
Clients100
DateMar 2016
Total AUM$195.4M
Discretionary$158.3M
Non-Disc.$37.1M
Employees6
Clients100
DateMar 2015
Total AUM$267.3M
Discretionary$212.7M
Non-Disc.$54.7M
Employees6
Clients100
DateJan 2015
Total AUM$262.3M
Discretionary$209.5M
Non-Disc.$52.8M
Employees7
Clients100
DateApr 2014
Total AUM$262.3M
Discretionary$209.5M
Non-Disc.$52.8M
Employees7
Clients100
DateApr 2014
Total AUM$262.3M
Discretionary$209.5M
Non-Disc.$52.8M
Employees7
Clients100
DateMar 2014
Total AUM$262.3M
Discretionary$209.5M
Non-Disc.$52.8M
Employees7
Clients100
DateNov 2013
Total AUM$216.4M
Discretionary$158.6M
Non-Disc.$57.8M
Employees7
Clients200
DateMar 2013
Total AUM$216.4M
Discretionary$158.6M
Non-Disc.$57.8M
Employees7
Clients200
DateMar 2012
Total AUM$207.8M
Discretionary$145.9M
Non-Disc.$61.9M
Employees6
Clients200
DateJan 2010
Total AUM$126.6M
Discretionary$126.6M
Non-Disc.$0
Employees10
Clients--
DateApr 2009
Total AUM$126.6M
Discretionary$126.6M
Non-Disc.$0
Employees10
Clients--
DateMar 2009
Total AUM$126.6M
Discretionary$126.6M
Non-Disc.$0
Employees10
Clients--
DateMar 2008
Total AUM$212.4M
Discretionary$212.4M
Non-Disc.$0
Employees10
Clients--
DateNov 2007
Total AUM$166.2M
Discretionary$166.2M
Non-Disc.$0
Employees5
Clients--
DateMar 2007
Total AUM$166.2M
Discretionary$166.2M
Non-Disc.$0
Employees5
Clients--
DateJan 2007
Total AUM$92.3M
Discretionary$92.3M
Non-Disc.$0
Employees5
Clients--
DateMar 2006
Total AUM$92.3M
Discretionary$92.3M
Non-Disc.$0
Employees5
Clients--
DateSep 2005
Total AUM$86.7M
Discretionary$86.7M
Non-Disc.$0
Employees5
Clients--
DateFeb 2005
Total AUM$35.1M
Discretionary$35.1M
Non-Disc.$0
Employees5
Clients--
DateJul 2004
Total AUM$35.1M
Discretionary$35.1M
Non-Disc.$0
Employees5
Clients--
DateMar 2004
Total AUM$35.1M
Discretionary$35.1M
Non-Disc.$0
Employees5
Clients--