BERKLEY W R CORP
CIK 11544 · View on SEC EDGAR ↗
Insider
First SEC filing: March 26, 2008 · Latest: March 26, 2008
On this page
- Biography Career background and public profile, where available.
- Institution The 13F filer entity this person is associated with.
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
W. R. Berkley Corporation is an American commercial lines property and casualty insurance holding company organized in Delaware and based in Greenwich, Connecticut.
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W. R. Berkley Corporation is an American commercial lines property and casualty insurance holding company organized in Delaware and based in Greenwich, Connecticut.
The company operates commercial insurance businesses in the United Kingdom, Continental Europe, South America, Canada, Mexico, Scandinavia, Asia and Australia and reinsurance businesses in the United States, United Kingdom, Continental Europe, Australia, the Asia-Pacific region and South Africa.
The company is ranked 397th on the Fortune 500.
## History
W. R. Berkley Corporation was founded in 1967 by William R. Berkley, who served as Executive Chairman from 2015 until his death in 2026.
In November 1973, the company became a public company via an initial public offering. At that time, the founder owned 23.8% of the company.
In 1994, the company acquired Key Risk Management Services Inc.
In 1995, the company acquired the remaining 40% interest in Signet Star from Gen Re. The company also acquired MECC for $138 million.
In August 2006, the company acquired Garnet Captive Services LLC, a San Francisco insurance brokerage and alternative risk consulting firm.
On October 31, 2015, Mr. Berkley's son, W. Robert Berkley, Jr., became President and CEO.
Source: Wikipedia, CC BY-SA 4.0 · View on Wikipedia ↗
Institution
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 24, 2008 | BXMT | P | 710,113 | $28.75 | $20,415,749 | 3,843,413 Direct | +22.66% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 100 | $30.91 | $3,091 | 3,133,300 Direct | 0.00% | Acquired | -95.4% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 2,000 | $30.90 | $61,800 | 3,133,200 Direct | +0.06% | Acquired | -95.4% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 100 | $30.89 | $3,089 | 3,131,200 Direct | 0.00% | Acquired | -95.4% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 100 | $30.88 | $3,088 | 3,131,100 Direct | 0.00% | Acquired | -95.4% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 200 | $30.86 | $6,172 | 3,131,000 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 18,200 | $30.85 | $561,470 | 3,130,800 Direct | +0.58% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 100 | $30.84 | $3,084 | 3,112,600 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 5,400 | $30.83 | $166,482 | 3,112,500 Direct | +0.17% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 200 | $30.82 | $6,164 | 3,107,100 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 26,200 | $30.80 | $806,960 | 3,106,900 Direct | +0.85% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 800 | $30.79 | $24,632 | 3,080,700 Direct | +0.03% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 300 | $30.78 | $9,234 | 3,079,900 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 300 | $30.77 | $9,231 | 3,079,600 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 40,500 | $30.75 | $1,245,375 | 3,079,300 Direct | +1.33% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 2,300 | $30.74 | $70,702 | 3,038,800 Direct | +0.08% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 200 | $30.72 | $6,144 | 3,036,500 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 3,000 | $30.70 | $92,100 | 3,036,300 Direct | +0.10% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 8,300 | $30.65 | $254,395 | 3,033,300 Direct | +0.27% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 600 | $30.60 | $18,360 | 3,025,000 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 700 | $30.59 | $21,413 | 3,024,400 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 3, 2007 | BXMT | P | 300 | $30.55 | $9,165 | 3,023,700 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 2, 2007 | BXMT | P | 47,600 | $32.54 | $1,548,904 | 3,023,400 Direct | +1.60% | Acquired | -95.6% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $30.80 | $3,080 | 2,975,800 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $30.70 | $6,140 | 2,975,700 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $30.65 | $6,130 | 2,975,500 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 700 | $30.60 | $21,420 | 2,975,300 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 2,800 | $30.50 | $85,400 | 2,974,600 Direct | +0.09% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 2,300 | $30.49 | $70,127 | 2,971,800 Direct | +0.08% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 600 | $30.48 | $18,288 | 2,969,500 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 700 | $30.47 | $21,329 | 2,968,900 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $30.45 | $3,045 | 2,968,200 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 5,400 | $30.40 | $164,160 | 2,968,100 Direct | +0.18% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 900 | $30.39 | $27,351 | 2,962,700 Direct | +0.03% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $30.38 | $3,038 | 2,961,800 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $30.36 | $3,036 | 2,961,700 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 9,000 | $30.35 | $273,150 | 2,961,600 Direct | +0.30% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $30.34 | $6,068 | 2,952,600 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 600 | $30.33 | $18,198 | 2,952,400 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 2,200 | $30.32 | $66,704 | 2,951,800 Direct | +0.07% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 2,600 | $30.31 | $78,806 | 2,949,600 Direct | +0.09% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 4,065 | $30.30 | $123,170 | 2,947,000 Direct | +0.14% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $30.29 | $6,058 | 2,942,935 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 1,500 | $30.28 | $45,420 | 2,942,735 Direct | +0.05% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 700 | $30.27 | $21,189 | 2,941,235 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 4,000 | $30.25 | $121,000 | 2,940,535 Direct | +0.14% | Acquired | -95.3% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 10,991 | $30.00 | $329,730 | 2,936,535 Direct | +0.38% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 5,000 | $29.93 | $149,650 | 2,925,544 Direct | +0.17% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 14,344 | $29.90 | $428,886 | 2,920,544 Direct | +0.49% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 600 | $29.89 | $17,934 | 2,906,200 Direct | +0.02% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 300 | $29.85 | $8,955 | 2,905,600 Direct | +0.01% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $29.84 | $2,984 | 2,905,300 Direct | 0.00% | Acquired | -95.2% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 300 | $29.10 | $8,730 | 2,905,200 Direct | +0.01% | Acquired | -95.1% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $29.09 | $5,818 | 2,904,900 Direct | +0.01% | Acquired | -95.1% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 4,400 | $29.00 | $127,600 | 2,904,700 Direct | +0.15% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 3,600 | $28.98 | $104,328 | 2,900,300 Direct | +0.12% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 1,600 | $28.95 | $46,320 | 2,896,700 Direct | +0.06% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 400 | $28.94 | $11,576 | 2,895,100 Direct | +0.01% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $28.92 | $5,784 | 2,894,700 Direct | +0.01% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 100 | $28.86 | $2,886 | 2,894,500 Direct | 0.00% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 3,400 | $28.85 | $98,090 | 2,894,400 Direct | +0.12% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 1,000 | $28.82 | $28,820 | 2,891,000 Direct | +0.03% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $28.80 | $5,760 | 2,890,000 Direct | +0.01% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 200 | $28.76 | $5,752 | 2,889,800 Direct | +0.01% | Acquired | -95.0% (price as of 2026-08-21) |
| Aug. 1, 2007 | BXMT | P | 4,400 | $28.75 | $126,500 | 2,889,600 Direct | +0.15% | Acquired | -95.0% (price as of 2026-08-21) |
| July 31, 2007 | BXMT | P | 100,000 | $31.50 | $3,150,000 | 2,885,200 Direct | +3.59% | Acquired | -95.4% (price as of 2026-08-21) |
| July 31, 2007 | BXMT | P | 12,737 | $30.85 | $392,936 | 2,785,200 Direct | +0.46% | Acquired | -95.3% (price as of 2026-08-21) |
| July 31, 2007 | BXMT | P | 400 | $30.84 | $12,336 | 2,772,463 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| July 31, 2007 | BXMT | P | 100 | $30.83 | $3,083 | 2,772,063 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| July 31, 2007 | BXMT | P | 800 | $30.82 | $24,656 | 2,771,963 Direct | +0.03% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 700 | $31.19 | $21,833 | 2,614,800 Direct | +0.03% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 900 | $31.18 | $28,062 | 2,614,100 Direct | +0.03% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 500 | $31.17 | $15,585 | 2,613,200 Direct | +0.02% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 500 | $31.15 | $15,575 | 2,612,700 Direct | +0.02% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 2,500 | $31.10 | $77,750 | 2,612,200 Direct | +0.10% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 5,900 | $31.00 | $182,900 | 2,609,700 Direct | +0.23% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 6,300 | $30.99 | $195,237 | 2,603,800 Direct | +0.24% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 7,500 | $30.98 | $232,350 | 2,597,500 Direct | +0.29% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 3,500 | $30.97 | $108,395 | 2,590,000 Direct | +0.14% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 2,300 | $30.96 | $71,208 | 2,586,500 Direct | +0.09% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 33,800 | $30.95 | $1,046,110 | 2,584,200 Direct | +1.33% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 2,200 | $30.94 | $68,068 | 2,550,400 Direct | +0.09% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 1,000 | $30.93 | $30,930 | 2,548,200 Direct | +0.04% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 1,900 | $30.92 | $58,748 | 2,547,200 Direct | +0.07% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 10,200 | $30.91 | $315,282 | 2,545,300 Direct | +0.40% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 14,800 | $30.90 | $457,320 | 2,535,100 Direct | +0.59% | Acquired | -95.4% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 100 | $30.87 | $3,087 | 2,520,300 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 500 | $30.86 | $15,430 | 2,520,200 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 3,300 | $30.85 | $101,805 | 2,519,700 Direct | +0.13% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 200 | $30.83 | $6,166 | 2,516,400 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 900 | $30.82 | $27,738 | 2,516,200 Direct | +0.04% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 11,000 | $30.75 | $338,250 | 2,515,300 Direct | +0.44% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 800 | $30.74 | $24,592 | 2,504,300 Direct | +0.03% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 100 | $30.73 | $3,073 | 2,503,500 Direct | 0.00% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 1,800 | $30.72 | $55,296 | 2,503,400 Direct | +0.07% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 3,400 | $30.71 | $104,414 | 2,501,600 Direct | +0.14% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 3,000 | $30.70 | $92,100 | 2,498,200 Direct | +0.12% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 400 | $30.69 | $12,276 | 2,495,200 Direct | +0.02% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 2,500 | $30.68 | $76,700 | 2,494,800 Direct | +0.10% | Acquired | -95.3% (price as of 2026-08-21) |
| July 30, 2007 | BXMT | P | 200 | $30.67 | $6,134 | 2,492,300 Direct | +0.01% | Acquired | -95.3% (price as of 2026-08-21) |
Showing latest 100 of 182 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Sept. 13, 2004 | BXMT | Common Stock Warrants (right to buy) | Common Stock (365,000) | $23.40 | Dec. 31, 2004 | 365,000 | Disposed |
| June 17, 2004 | BXMT | Common Stock Warrants (right to buy) | Common Stock (365,000) | $23.40 | Dec. 31, 2004 | 365,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 2, 2004 | BXMT | Common Stock | 1,310,000 | Direct |