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Delphi Management
Scott Black founded Delphi Management in 1980 — a Brookline-based value manager applying a concentrated, all-cap strategy for individuals and advisors.
Delphi Management
Scott Black, a Harvard MBA and former Xerox corporate finance executive, launched Delphi Management in 1980. The firm began with an original account from Sunkist Growers and has since focused on serving individual investors and financial advisors across the US. Black guest-lectured at Harvard Business School, MIT Sloan, and Stanford GSB, and participated annually in the Barron's Roundtable from 1998 to 2012. Delphi runs a concentrated, all-cap value strategy rooted in bottom-up research. The firm targets businesses with high return on equity, management integrity, and quality of earnings. It avoids market-timing and maintains a fully invested posture. The team covers sectors including homebuilders, small banks, energy, and multi-asset strategies. Confirmed operating history spans over forty years with no publicized external mandates or fund structures beyond the firm's own managed accounts. The team consists of President Scott Black and three analysts: Colin Mansfield (homebuilders, small banks), Tony Barassi (energy, multi-asset), and Adam Smyth (quantitative methods). All are based in Brookline, MA. No additional offices, philanthropic vehicles, or club memberships are disclosed on the firm's website. The firm filed its ADV-2 and Form CRS, indicating regulatory registration. Delphi operates as a traditional RIA rather than a family office or pooled fund. The firm's structural differentiator is its sole reliance on in-house research — it does not use external managers, allocate to hedge funds, or participate in co-investment vehicles. Black's long tenure and direct portfolio management provide continuity rare among small-cap value shops.
General information
Firm type
RIA
Year founded
1980
AUM
Undisclosed
Location
Region
North America
Country
United States
City
Brookline
Corporate office
9 Sears Rd, Brookline, MA 02445, United States
Principals
Scott Black
President and Founder
Colin Mansfield
Analyst
Tony Barassi
Analyst
Adam Smyth
Analyst
Sector focus
Frequently asked questions
Who makes investment decisions at Delphi Management?
Scott Black, founder and president, directs investment decisions at Delphi. He has managed the firm's concentrated value portfolio since 1980 and is supported by three analysts: Colin Mansfield, Tony Barassi, and Adam Smyth (per firm website).
How does Delphi source its investment ideas?
Delphi uses in-house bottom-up research only. The team screens for high-ROE businesses, management integrity, and quality of earnings, then buys them at statistically cheap prices. It does not rely on external managers or third-party research providers (per firm website).
Is Delphi Management a family office or a registered investment advisor?
Delphi is a registered investment advisor (RIA) that serves individual investors and financial advisors nationwide. It does not present itself as a family office and has no disclosed family-office structure (per firm website and ADV filing references).
What investment stages and cap sizes does Delphi target?
Delphi runs an all-cap strategy, meaning it invests across small-, mid-, and large-cap stocks. The firm describes its approach as concentrated and value-driven, with a preference for fully invested long-term positions (per firm website).
Does Delphi participate in co-investments or alternative asset classes?
No. Delphi focuses solely on publicly traded equities via a long-only value strategy. Its website makes no mention of co-investments, private equity, hedge funds, or alternative asset classes.
Does Delphi disclose its AUM?
The firm does not publicly disclose AUM on its website or in any readily available source. Its ADV-2 filing may contain the figure, but it is not published on the public site.
What sectors does Delphi explicitly avoid?
Delphi does not publish a list of avoided sectors. Its analysts have stated coverage interests in homebuilders, small banks, and energy, suggesting a broad mandate across value-oriented industries.
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