Last updated: June 2026 – Boston-based MFN Partners is a highly concentrated activist value fund. The firm was founded by Michael DeMichele and Farhad Nanji, veterans of Baupost Group and Highfields Capital. Managing roughly $4.8 billion in 13F equities, their portfolio is led by logistics giant XPO, making MFN a major institutional backer of serial dealmaker Brad Jacobs.
MFN Partners’ Q1 2026 Portfolio at a Glance
| Rank | Company | Ticker | % of the portfolio | Value | Shares | Note |
|---|---|---|---|---|---|---|
| 1 | XPO Inc | XPO | ~46.6% | ~$2.2B | ~11.0M | Core, anchor |
| 2 | Talen Energy | TLN | ~20.1% | ~$958M | ~3.0M | NEW (nuclear/AI power) |
| 3 | QXO Inc | QXO | ~9.5% | ~$455M | ~24M | NEW (Brad Jacobs rollup) |
| 4 | RXO Inc | RXO | ~8.6% | ~$411M | ~28M | XPO spinoff |
| 5 | PennyMac Financial Services | PFSI | ~8.3% | ~$396M | ~4.5M | Held |
| 6 | Occidental Petroleum (warrant) | OXY.WS | ~5.1% | ~$244M | ~5.7M | Warrant, exp 8/3/2027 |
| 7 | Bausch Health Companies | BHC | ~0.7% | ~$32M | ~6.0M | Held (reduced) |
| 8 | Ivanhoe Electric | IE | ~0.6% | ~$30M | ~2.6M | Held |
| 9 | Rice Acquisition Corp 3 | KRSP | ~0.5% | ~$25M | ~2.4M | NEW (SPAC) |
| 10 | Rice Acquisition Corp 3 (warrant) | KRSP.WS | <0.1% | ~$0.3M | ~400k | NEW |
Source: MFN Partners Management 13F filing for Q1 2026, as of March 31, 2026.
How the MFN Partners Portfolio Rotated
Recent filings reveal a distinct asset reallocation as MFN exited previous positions in automotive, healthcare, and telecommunications. The fund completely liquidated its stakes in Lithia, HCA, and Liberty Global, choosing instead to rotate into power and energy infrastructure through Talen Energy. Talen operates as an independent power producer that owns the Susquehanna nuclear plant. It is also positioned as a marquee AI and data-center electricity play, supported by long-term power purchase agreements with Amazon Web Services (AWS).
Concurrently, MFN leaned into a single through-line, serial dealmaker Brad Jacobs, with significant, interconnected bets across XPO, RXO, and QXO. This strategy has brought the fund’s concentration to notable levels; its top two holdings, XPO and Talen, now command roughly 67% of the entire equity portfolio, while the top five positions comprise 93% of MFN’s total market exposure.
Top Holdings in Detail
XPO Inc (XPO)
Representing approximately 46.6% of total assets, this position serves as the portfolio’s primary anchor. It reflects MFN’s strong conviction in the North American less-than-truckload (LTL) trucking market. As XPO continues to generate pricing gains and improve margins across its freight network, it remains the fund’s core exposure to the Brad Jacobs investment theme.
Talen Energy (TLN)
Representing approximately 20.1% of the portfolio, this position constitutes MFN’s primary exposure to the nuclear and AI-driven power theme. The investment is centered on Talen’s ownership of the Susquehanna nuclear power plant, a large-scale, carbon-free generation asset positioned to serve rising electricity demand from technology infrastructure.
The key driver is a long-term agreement to supply up to 1,920 megawatts of power directly to Amazon Web Services (AWS) data centers. This contract provides contracted revenue visibility and offers a utility-scale exposure to structurally increasing electricity demand associated with data center growth.
QXO Inc (QXO)
Representing approximately 9.5% of total holdings, this allocation is linked to the Brad Jacobs investment theme. Through this position, MFN is gaining exposure to the early stages of a technology-enabled consolidation strategy in the building products distribution sector.
RXO Inc (RXO)
This position represents approximately 8.6% of the portfolio. It is a tech-enabled freight brokerage platform that originally entered the market as a direct spin-off from anchor holding XPO.
PennyMac Financial Services (PFSI)
This is an 8.3% position within the portfolio. The company is a mortgage and specialty finance firm. MFN continues to hold it as a legacy cash-flow asset alongside newer industrial investments.
Occidental Petroleum (OXY.WS)
A 5.1% allocation consisting entirely of equity warrants, which carry a fixed corporate expiration date of August 3, 2027.
Bausch Health Companies (BHC) & Ivanhoe Electric (IE)
Together, these minor positions represent less than 1.5% of the fund. They consist of older assets carried over from the period before MFN’s major infrastructure rotation.
Rice Acquisition Corp 3 (KRSP / KRSP.WS)
A combined 0.5% allocation split across the equity and warrants of this newly formed, energy-transition-focused SPAC.
The Brad Jacobs Through-Line – XPO, RXO & QXO
Concentrating a portfolio in XPO, RXO, and QXO is not about picking random trucking or building-material stocks. It is a bet on a repeatable way of creating value. This is the Brad Jacobs strategy: a proven manager buys small companies in fragmented industries, improves them using technology to cut costs, and later spins them off to unlock value for shareholders.
By owning all three, investors gain exposure to three stages of the same approach. One end of the spectrum is XPO, the mature industrial trucking leader generating steady cash flows. In the middle is RXO, an asset-light spin-off focused on high-growth, technology-driven brokerage services. At the starting point is QXO, a newly formed platform using significant capital to consolidate a fragmented building materials industry.
While this heavy concentration relies entirely on Brad Jacobs staying at the helm, it simplifies your investment strategy. Instead of guessing where the economy is going, you are making a direct bet on an operator. That operator has proven for decades that he knows how to scale businesses and reward investors.
Sector & Concentration
MFN’s sector allocation reflects a portfolio that prioritizes industrial and infrastructure themes over traditional diversification. Industrials and logistics represent the fund’s largest exposure, accounting for 55.2% of assets. This position is driven primarily by XPO and its spin-off, RXO.
Utilities and power infrastructure form the second-largest allocation at 20.1%, largely through Talen Energy. Materials account for another 9.5% of assets through QXO, the firm’s building products platform.
The remainder of the portfolio is concentrated in a handful of sectors. Financials represent 8.3% of assets, while Energy accounts for 5.1%. Healthcare holdings and specialty SPAC investments make up just over 1% of the fund’s total equity exposure.
MFN as an Activist Investor
Boston-based hedge fund MFN Partners is an activist, event-driven investor focused on undervalued industrial and logistics companies. It builds large, concentrated positions and uses them to influence company strategy. Instead of engaging in public proxy battles, MFN works behind the scenes to push for restructurings, spin-offs, and bankruptcy-related value creation.
A clear example of this was MFN’s rapid buildup of a 42.5% stake in trucking company Yellow Corp shortly before its collapse. During the bankruptcy process, MFN actively engaged in federal court proceedings to try to maximize liquidation payouts for shareholders. Finally, MFN functions by pairing meticulous fundamental research with high-stakes legal and operational pressure to force companies to maximize shareholder value.
Key Takeaways
- Aggressive Asset Rotation: MFN Partners carried out a major portfolio reshuffle. The fund exited several consumer and defensive holdings, including automotive retailer Lithia, healthcare provider HCA, and telecom company Liberty Global. The capital was redirected toward its highest-conviction industrial, infrastructure, and long-term compounder investments.
- High Portfolio Concentration: MFN has concentrated its $4.8 billion equity portfolio into a small number of positions. Its two largest holdings, XPO and Talen Energy, account for roughly 67% of assets. The top five positions represent an even more striking 93% of the fund’s total public market exposure.
- The Brad Jacobs Strategy: MFN has anchored a massive portion of its portfolio around the operational pedigree of serial builder Brad Jacobs. By holding XPO, RXO, and QXO simultaneously, the fund has invested 64.7% of its portfolio in companies tied to Brad Jacobs’ strategy. These holdings represent three distinct stages of his repeatable roll-up and technology integration model.
- Industrial and Infrastructure Focus: The fund’s sector exposure is heavily tilted toward industrial businesses and infrastructure assets. Industrials and logistics make up 55.2% of the portfolio. Energy infrastructure, primarily through Talen Energy, accounts for another 20.1%. Building products distribution adds a further 9.5% through QXO.
Frequently Asked Questions
Who runs MFN Partners Management?
MFN Partners is a Boston-based fund founded in 2016 by Michael DeMichele and Farhad Nanji. Both are highly experienced investment veterans. They previously worked at prominent value-driven funds, including Baupost Group and Highfields Capital.
What is MFN Partners’ biggest holding?
The firm’s absolute largest position is industrial logistics leader XPO, Inc. It serves as the primary anchor of the portfolio, accounting for roughly 46.6% of the fund’s total public equity market exposure.
Does MFN Partners own Talen Energy?
Yes. Talen Energy (TLN) is MFN’s second-largest holding, representing approximately 20.1% of the portfolio. It plays a key role in the firm’s recent pivot toward high-conviction power and energy infrastructure assets.
Is MFN Partners an activist investor?
Yes, MFN is a focused activist value hedge fund. It does not run public proxy fights. Instead, it builds large, concentrated positions and uses them to drive value creation through restructurings, spin-offs, and bankruptcies.
How big is the MFN Partners portfolio?
MFN Partners manages a public equity portfolio valued at approximately $4.8 billion in 13F assets. Looking at their total Regulatory Assets Under Management (AUM), which includes their pooled hedge fund vehicles and cash, the firm handles roughly $12.4 billion.
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