Hedge Fund and Insider Trading News: Ken Griffin, Bill Ackman, York Capital Management, Berkshire Hathaway, Elliott Management, Tiger Global Management, Humana Inc (HUM), 3M Co (MMM), and More

Citadel Sees Most U.S. Staff Returning to the Office by June 1 (Bloomberg)
Ken Griffin’s Citadel expects to have most of its U.S. employees back in its offices in New York, Chicago and Greenwich, Connecticut, by June 1, according to a person familiar with the matter. The $38 billion hedge fund, Citadel, and market-maker Citadel Securities anticipate that regular in-office operations in those locales will resume by that date, said the person, who asked not to be identified. Operations in Texas, meanwhile, will get back to normal in mid-May.

Tiger Global Leads Two (Fortune)
Honestly, the headline says it all. Hedge fund-turned-omnipresent venture investor Tiger Global Management announced two mega deals Tuesday. They include: An $83 million Series D round in Vast Data, a New York-based storage software company, valuing it at $3.7 billion; and one mega $550 million round in Kajabi, an Irvine, Calif.-based platform for creating lessons, valuing it at $2 billion.

Analysis: Berkshire Hathaway Faces Headwinds as Shareholders Look to Its Future (Reuters)
For some Berkshire Hathaway shareholders a list of post-pandemic challenges including looming inflation, a dearth of acquisitions and more environmental and social disclosure demands are prompting a rethink on Warren Buffett’s conglomerate. Making money at Berkshire used to be like “shooting fish in a barrel,” Buffett’s long-time business partner Charlie Munger said at its annual meeting on Saturday.

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The Self-Proclaimed Cultists Obsessed With Bill Ackman’s SPAC Think a Deal Is Near — But They’ve Been Wrong Before (Institutional Investor)
Some self-professed cultists investing in Bill Ackman’s SPAC, Pershing Square Tontine Holdings, now are betting on a deal announcement by mid-May. These retail investors, posting on the Reddit forum r/PSTH, call it “hopium” — and it’s just the latest speculation from those who’ve been trying to time the deal, as well as figure out which company will be the SPAC’s merger partner.

Seward & Kissel Represents Kennedy Lewis on Strategic Partnership with York Capital Management (PrivateEquityWire.co.uk)
Law firm Seward & Kissel represented opportunistic credit manager Kennedy Lewis Investment Management in connection with its strategic partnership with York Capital Management to form Generate Advisors. Under the partnership agreement, York’s approximately USD4 billion Collateral Loan Obligation (CLO) business and team, led by Rizwan Akhter, will transition to Generate Advisors and continue to manage York’s current CLO portfolio as well as any future CLOs issued by Generate Advisors.