MRM-Horizon Advisors LLC

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MRM-Horizon Advisors LLC
CRD #130585
SEC #801-62991
CIK #0001384484
AUM 403.5 M (2026-03-27)
Employees 6 (33% Investors, 0% Brokers)
Phone617-728-0333
Address84 State Street, Suite 1060
Boston, MA 02109
Source [IAPD] [EDGAR] [Website]
Total AUM ($M)
4503602701809002002201020182027
CIK Period
0001384484
Sector Form 13F Holdings Value ($M)
Texas Pacific Land Corp 135.3
Hawaiian Electric Industries Inc 20.2
Grayscale Bitcoin Trust BTC 19.0
Landbridge Co LLC 18.4
Wheaton Precious Metals Corp 11.7
Mesabi Trust 10.1
Waterbridge Infrastructure LLC 7.3
Franco Nevada Corp 5.8
Fidelity Wise Origin Bitcoin Fund 4.2
Carnival Corp 4.0
Miami International Holdings Inc 3.2
Grayscale Bitcoin MINI Trust BTC 2.4
CBOE Holdings Inc 1.9
Apple Inc 1.3
Intercontinentalexchange Group Inc 1.2
Oracle Corp 1.2
Palo Alto Networks Inc 0.9
Amazon Com Inc 0.7
Royal Gold Inc 0.6
Cincinnati Financial Corp 0.6
Cisco Systems Inc 0.5
UnitedHealth Group Inc 0.5
CACI International Inc /DE/ 0.4
Eaton Corp Ltd 0.4
J P Morgan Chase & Co 0.4
RLI Corp 0.3
Johnson & Johnson 0.3
 
 
 
 
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Type Form D Funds Date Sold AUM
HF Long Point Investors Series C 2025-03-26 1.6 M
HF Long Point Investors - Senvest Partners Series 2016-03-30 2.0 M
PE LPI Private Equity Series 2013-11-20 0.2 M
HF Long Point Investors - Abrams Bison LP Series 2012-03-30 5.6 M
HF Long Point Investors - Appaloosa Investment Limited Partnership I Series 2012-03-30 3.8 M
PE Long Point Investors Brazos Class 2012-03-30 0.1 M
HF Long Point Investors - Discontinuing Series 2012-03-30 0.8 M
HF Long Point Investors LP 2012-03-30 1.2 M
HF Long Point Investors - Mad River Managed Series 2012-03-30 68.1 M
HF Long Point Investors - Perry Partners LP Series 2012-03-30 0.5 M
View All
AUM Breakdown Accounts AUM ($M)
By Client Type
(a) Individuals (other than high net worth individuals) 21 18.7
(b) Individuals (high net worth individuals) 68 269.2
(c) Banking or thrift institutions 0 0.0
(d) Investment companies 0 0.0
(e) Business development companies 0 0.0
(f) Pooled investment vehicles 2 69.7
(g) Pension and profit sharing plans 4 19.5
(h) Charitable organizations 0 0.0
(i) State or municipal government entities 0 0.0
(j) Other investment advisers 0 0.0
(k) Insurance companies 0 0.0
(l) Sovereign wealth funds and foreign official institutions 0 0.0
(m) Corporations or other businesses not listed above 6 26.4
(n) Other 0 0.0
Total 140 403.5
By Discretionary
Discretionary 140 403.5
Non-Discretionary 0 0.0
Total 140 403.5
By Non-United States Persons
Non-United States Persons 1.2
United States Persons 402.3
Total 140 403.5
Form D Directors Role # Filings # Firms 2011 - 2026
Tdf Management Ltd Director 4 3
Richard Silver Director 6 2
DBA Mad River Investors MRM-Horizon Advisors LLC Promoter 2 2
Tdf Management Ltd Director 1 1
EDGAR Form CIK 2011 - 2026
13F-HR [0001384484]
SC 13G [0001384484]
Form 13D/13G Filer Form 13D/13G Subject Filed
Mad River Investors Atlas Energy Group LLC [2017-04-24]
Mad River Investors Atlas Energy Group LLC [2017-04-24]
Mad River Investors Atlas Energy Group LLC [2017-02-14]
Firm Profile (Form ADV)
Discretionary AUM$0.2B
ServesInstitutional, Retail
Fund TypesHedge Fund, Private Equity
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