Figures computed from official regulatory filings — .
Analysttarget 69.06 USD (-6%) · consensus 2.61/5 · 2 buy · 9 hold · 7 sell
Ownershipinsiders 26.36% · institutions 76.19% · short 5.6% of float
In USD · as of Oct 19, 2026
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W. R. Berkley Corporation, an insurance holding company, operates as a commercial line writer worldwide. The company operates through Insurance and Reinsurance & Monoline Excess segments. The Insurance segment underwrites commercial insurance business, including excess and surplus lines, admitted lines, and specialty personal lines. This segment also provides accident and health insurance and reinsurance products; insurance for commercial risks; casualty and specialty environmental products; insurance coverages for fine arts and jewelry exposures; excess liability and inland marine coverage for small to medium-sized insureds; and commercial general liability, umbrella, professional liability, directors and officers, commercial property, and surety products, as well as products for technology, and life sciences and travel industries. In addition, it offers cyber risk solutions; crime and fidelity insurance products; medical professional coverages; workers' compensation insurance products; management liability and general insurance products; personal lines insurance solutions, including home, condo/co-op, auto, fine arts and collectibles, liability, collector vehicle, and recreational marine; law enforcement, public officials and educator's legal, and employment practices liability, as well as incidental medical, property, and crime insurance products; at-risk and alternative risk insurance program management services; professional liability; energy and marine risks; and insurance products to the Lloyd's marketplace. The Reinsurance & Monoline Excess segment provides treaty and facultative reinsurance solutions; property and casualty reinsurance products; facultative reinsurance products include automatic, semi-automatic, and individual risk assumed reinsurance; and turnkey products, such as cyber, employment practices liability insurance, liquor liability insurance and violent events. The company was founded in 1967 and is headquartered in Greenwich, Connecticut.
Market information source · Oct 19, 2026
SEC company identity · Oct 19, 2026
Open-market timeline · full history
107 buys128 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| SHIEL JAMES G | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Welt Philip S | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Baio Richard Mark | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BERKLEY WILLIAM R JR | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SHIEL JAMES G | Other | $47K | SEC |
| Baio Richard Mark | Other | $47K | SEC |
| BERKLEY WILLIAM R JR | Other | $299.2K | SEC |
| Welt Philip S | Other | $42.8K | SEC |
| Ferre Maria Luisa | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BLAYLOCK RONALD Etrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Augostini Christopher L | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Talisman Jonathan | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Mosley Daniel Lynn | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BERKLEY WILLIAM R JR | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Farrell Mary C | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Rusbuldt Robert Alan | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Mattson Marie Angela | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BERKLEY WILLIAM R | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $2.8M | conv 6 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $3.3M | conv 6 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $5.3M | conv 6 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $7.4M | conv 6 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $541.5K | conv 8 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $10.4M | conv 11 | SEC |
| MITSUI SUMITOMO INSURANCE CO LTDtrack record | Buy | $10.5M | conv 11 | SEC |