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Ari Feder

Member

[email protected]

+1.212.692.6293

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Ari concentrates his practice on tax issues arising in the private equity and alternative investment fund industry, with a particular emphasis on matters relating to partnership taxation and cross-border taxation.

Ari primarily represents private equity and alternative investment sponsors, providing guidance on the tax aspects of fund formation, fund structuring, and M&A transactions and a wide range of other tax issues. He also has significant experience advising institutional investors regarding the tax aspects of investments in private equity funds, hedge funds, real estate joint ventures, and other alternative investment vehicles.

Prior to joining Mintz, Ari was a senior associate in the New York office of a Canadian law firm. In that role, he counseled clients on the US tax aspects of cross-border transactions, including in relation to fund formation, M&A transactions, and investor-side representation with respect to investments in alternative vehicles. Earlier, he was an associate at an international firm that serves the financial services sector, where he worked primarily on matters involving hedge funds and private equity fund taxation.

viewpoints

Senate Finance Committee’s Take on the One Big Beautiful Bill Act

June 26, 2025 | Alert | By Gregg M. Benson, Helen Huang, Liz Allison, Timothy J. Santoli, Ari Feder

A high-level summary of key differences between the House and Senate versions of the One Big Beautiful Bill Act.

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Summary of Proposed Section 899 of the US Internal Revenue Code and Its Impact on Section 892 Benefits and Tax Treaties

May 19, 2025 | Alert | By Ari Feder, Gregg M. Benson, Timothy J. Santoli, Helen Huang

Proposed Section 899 of the Internal Revenue Code, incorporated into “The One, Big, Beautiful Bill,” aims to impose retaliatory tax measures against certain “applicable persons” from “discriminatory foreign countries.”

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Tax Reform 2.0 — The One, Big, Beautiful Bill

May 15, 2025 | Alert | By Gregg M. Benson, Timothy J. Santoli, Ari Feder, Helen Huang

President Trump’s legislative priorities advance through Ways and Means, seeking to permanently extend numerous tax cuts and to roll back Biden-era energy tax credits. But looming disagreements among House and Senate Republicans suggest the negotiation process has just begun.

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News & Press

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Mintz advised the underwriters in connection with Assembly Biosciences, Inc.’s underwritten offering of an aggregate of 5,591,840 shares of common stock and pre-funded warrants to purchase up to 1,040,820 shares of common stock, together with accompanying Class A and Class B warrants to purchase up to an aggregate of 6,632,660 shares of common stock at a combined price per share of common stock and accompanying Class A warrant and Class B warrant of $19.60 and a combined price per pre-funded warrant and accompanying Class A warrant and Class B warrant of $19.599. 

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Mintz advised the underwriters in connection with the $173 million public offering by Ondas Holdings Inc. of 53,084,000 shares of its common stock, which includes 6,924,000 shares of common stock sold pursuant to the exercise in full by the underwriters of their option to purchase additional shares of common stock.

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Mintz advised CVC DIF, the dedicated infrastructure investment strategy of global private markets manager CVC, in its agreement to acquire SBA Communications’ Canadian wireless tower business, one of Canada’s leading independent owners and operators of wireless communications towers. The transaction is expected to close in the fourth quarter of 2025, subject to customary closing conditions.

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Mintz advised the underwriters in connection with a $69 million public offering by Larimar Therapeutics, Inc. of 21,562,500 shares of its common stock at a price to the public of $3.20 per share. The gross proceeds to Larimar from the offering were $69 million before deducting underwriting discounts and commissions and other offering expenses. 

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Mintz advised the underwriters in connection with a $230 million public offering by Cogent Biosciences, Inc. of 25,555,556 shares of common stock, which includes 3,333,333 shares issued pursuant to the exercise in full by the underwriters of their option to purchase additional shares of common stock, offered at a public offering price of $9.00 per share. The aggregate gross proceeds to Cogent from this offering were approximately $230 million, including proceeds from the exercise in full by the underwriters of the option to purchase additional shares, before deducting underwriting discounts and commissions and other offering expenses.

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Mintz advised the underwriters in connection with a $200 million public offering by Soleno Therapeutics, Inc. of 2,352,941 shares of its common stock at a price to the public of $85.00 per share.  The gross proceeds to Soleno from the offering were approximately $200 million before deducting underwriting discounts and commissions and other offering expenses. In addition, Soleno granted the underwriters a 30-day option to purchase up to an additional 352,941 shares of its common stock at the public offering price.

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Member Ari Feder was quoted by The Globe and Mail in an article about how the new tariffs imposed by the Trump administration are affecting Apple.

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Mintz has appointed Members Gregory Fine and Matthew T. Simpson to co-lead the Private Equity practice alongside current chair, Kurt Steinkrauss. The change is effective immediately.

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As the pandemic and favorable market conditions drove record M&A and private equity dealmaking in 2021, Mintz’s Private Equity Practice handled a number of complex and impactful middle-market transactions for a growing number of private equity funds across the country spanning a variety of industries, including Charlesbank Capital Partners, DW Healthcare Partners, and Monomoy Capital Partners. In addition, the firm added several practitioners with extensive transactional knowledge to its deep bench to support private equity clients.
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Events & Speaking

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