Insider Trading January 23, 2026

Mitsui Sumitomo Expands Stake in W.R. Berkley with $46.9 Million Equity Purchases

Three share acquisitions executed under a 10b5-1 plan mark continued confidence amid recent strategic shifts at W.R. Berkley

By Ajmal Hussain WRB
Mitsui Sumitomo Expands Stake in W.R. Berkley with $46.9 Million Equity Purchases
WRB

Mitsui Sumitomo Insurance Co., Ltd. increased its ownership in W.R. Berkley by acquiring nearly 698,000 shares valued at $46.9 million across three transactions in January 2026. These equity purchases, conducted as part of a previously established Rule 10b5-1 trading plan, highlight sustained investment by a key shareholder amidst evolving company strategies including leadership appointments and expanded share repurchase programs.

Key Points

  • Mitsui Sumitomo Insurance Co., Ltd. increased its stake in W.R. Berkley by acquiring roughly 698,000 shares valued at $46.9 million in January 2026.
  • The transactions were executed under a previously established Rule 10b5-1 trading plan from October 2025, facilitating scheduled insider purchases.
  • W.R. Berkley enhanced its share repurchase program to 25 million shares, signaling a focus on building book value and shareholder returns.
  • Analyst firms TD Cowen and Evercore ISI have downgraded W.R. Berkley’s stock recently due to valuation and margin concerns, with new price targets set below prior levels, reflecting wariness in the equity markets.

Mitsui Sumitomo Insurance Co., Ltd., which holds approximately 10% ownership of W.R. Berkley Corporation (NYSE: WRB), has significantly increased its equity stake by acquiring common shares worth nearly $46.9 million in three separate transactions conducted over January 22 and 23, 2026.

Specific details reveal that on January 22, Mitsui Sumitomo purchased 330,000 shares at an average price of $67.4505 per share. The next day, January 23, two additional purchase blocks were executed, consisting of 201,081 shares at $66.7699 per share and 166,919 shares at $67.1803 per share, respectively. This series of acquisitions raises Mitsui Sumitomo’s direct holding in W.R. Berkley to a total of 54,589,504 shares.

These transactions were conducted under a Rule 10b5-1 trading plan, adopted on October 3, 2025, which allows insiders to buy or sell shares according to predetermined criteria independent of any material nonpublic information.

Concurrently, W.R. Berkley has extended its commitment to returning capital to shareholders by boosting its share repurchase authorization limit to 25 million shares. This move aims to support book value growth and enhance overall shareholder value.

Despite these internal investment movements, external perspectives on W.R. Berkley’s stock have dimmed recently. Two notable analyst firms have reduced their ratings: TD Cowen downgraded the company’s stock from Hold to Sell, attributing this to valuation concerns and setting a new price target at $55.00. Evercore ISI followed suit by lowering its rating to Underperform, citing concerns over profit margins and adjusting the price target to $69.00.

The company is also undergoing leadership changes that reflect broader strategic adjustments. Lee Iannarone has been elevated to the role of executive vice president, while Stephen Kennedy has taken on the position of senior vice president and general counsel. Furthermore, Erin Rotz has been appointed president of Berkley Fire & Marine, bringing with her over two decades of experience in insurance.

These developments collectively indicate active internal and external evaluation of W.R. Berkley’s strategic direction amid fluctuating market sentiments and corporate repositioning.

Risks

  • Downgrades by major analyst firms suggest valuation and margin pressures that could negatively affect investor sentiment and stock performance.
  • Leadership changes may indicate a period of organizational adjustment that can present execution risks in strategy and operations.
  • Despite insider purchases, broader market risks and shareholder reactions to repurchase plans may impact the company’s stock near-term.

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