Loading
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (413 ops.)
Latest filing published 04 Jun 2026 for Berkley W R CORP.
Filing timeline
BuySaleWilliam R. Berkley
First 200 filings with a declared amount
Insider track record
Disclosed buys
0
Disclosed sells
413
Signal history
William R. Berkley: trading record in brief
William R. Berkley (chief executive) discloses dealings in 2 companies, chiefly First Marblehead Corp and Berkley W R Corp. Over a trading history stretching from 10 February 2006 to 3 June 2026, the count stands at 498 filings.
Sales make up the whole of the open-market record (413 sales, €29.6M). Besides market trades, the filings include 60 share grants and 12 option exercises.
The record was last updated on 4 June 2026 with a share grant in Berkley W R Corp. The median gap between a trade and its publication by SEC (Form 4) is 3 days. For comparison, the SEC allows two business days to file a Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to William R. Berkley
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations491 total
3,090 shares0Common StockSEC:0001193125-26-257711:0
111,869 shares0Common StockSEC:0001062993-25-014716:0
4,277 shares@ US$71.235100.0% of flowCommon StockSEC:0001062993-25-014716:1
2,776 shares0Common StockSEC:0001062993-25-011687:0
4,604 shares@ US$57.759.3% of flowCommon StockSEC:0001062993-24-015394:1
120,430 shares0Common StockSEC:0001062993-24-015394:0
2,534 shares0Common StockSEC:0001062993-24-012478:0
3,417 shares@ US$63.147.6% of flowCommon StockSEC:0001062993-23-016726:1
89,507 shares0Common StockSEC:0001062993-23-016726:0
3,479 shares0Common StockSEC:0001062993-23-013559:0
3,792 shares@ US$65.789.5% of flowCommon StockSEC:0001062993-22-018291:1
99,374 shares0Common StockSEC:0001062993-22-018291:0
2,995 shares0Common StockSEC:0001062993-22-014899:0
1,887 shares@ US$74.356.2% of flowCommon StockSEC:0000011544-21-000066:1
49,438 shares0Common StockSEC:0000011544-21-000066:0
1,164 shares@ US$72.233.7% of flowCommon StockSEC:0000011544-21-000054:1
30,512 shares0Common StockSEC:0000011544-21-000054:0
2,652 shares0Common StockSEC:0000011544-21-000029:0
993 shares@ US$61.2710.9% of flowCommon StockSEC:0000011544-20-000110:1
26,028 shares0Common StockSEC:0000011544-20-000110:0
3,004 shares@ US$62.0733.4% of flowCommon StockSEC:0000011544-20-000102:1
78,736 shares0Common StockSEC:0000011544-20-000102:0
3,483 shares0Common StockSEC:0000011544-20-000058:0
260,235 shares0Common StockSEC:0000011544-19-000089:0
9,930 shares@ US$68.5752.4% of flowCommon StockSEC:0000011544-19-000089:1
25 of 491 declarations
