WRB Congressional Stock Trades & Insider Buying (2026)

WRB insider buying and selling over the past year

Every open-market Form 4 transaction filed for BERKLEY W R CORP in the past year was a purchase: 20 buys worth $705.46M in total, and no open-market sales.

Activity clustered in 2026-01 (9 trades) and 2026-02 (8 trades); the latest filing in this window is dated 2026-03-03. The single largest trade was a purchase of 1,028,931 shares worth $69.30M on 2026-01-28. Since the most recent filing the stock has moved +3.8%, from $72.64. Insiders paid an average of $69.31 per share for their open-market purchases; against the last close of $75.42 that cost basis is sitting on a gain at +8.8%.

Where WRB trades relative to its one-year range

BERKLEY W R CORP closed at $75.42 on 2026-10-16, inside a one-year range of $63.54 to $78.10. That puts the stock near the top of its range, at 81.6% of the distance from low to high. Over one year the share price moved +2.4%, and over roughly three months +5.3%. Average daily volume over the last month was about 3,322,945 shares.

Across 57 companies in the same SEC industry group (SIC 63) with a full year of prices in Gemral Edge, the median one-year return was +10.0%. WRB is behind that median and beat 19% of that peer group on this measure.

Members of Congress who traded WRB

STOCK Act disclosures show 21 trades in WRB by 3 members of Congress over five years (2 purchases, 19 sales), most recently on 2026-06-05. The most active traders were Gilbert Ray Cisneros, Jr. (D-CA), 16 trades; Lisa C. McClain (R-MI), 4 trades; Lois Frankel (D-FL), 1 trade.

By party the trades split 17 by Democrats, 4 by Republicans; by chamber, 21 from the House.

Compare WRB with indexed peers from the same industry group

These peers have full Gemral Edge dossiers and the closest one-year price move to WRB:

• CI one-year return +3.9%
• PGR one-year return -1.5%
• MKL one-year return -1.7%
• BRK-B one-year return +8.8%
• MOH one-year return +10.0%

Sources and method

Every figure above is computed from public filings stored in Gemral Edge, not estimated. Insider figures count only open-market purchases and sales reported on SEC Form 4; option exercises, grants and gifts are excluded because they do not reflect a decision to buy or sell at market prices.

• SEC EDGAR Form 4 (edge_insider_trades, codes P/S open-market only) — as of 2026-03-03
• edge_prices_eod (end-of-day close) — as of 2026-10-16
• House PTR / Senate eFD disclosures (edge_congress_trades) — as of 2026-06-05

WRB data questions

Are WRB insiders buying or selling stock?

Every open-market Form 4 transaction filed for BERKLEY W R CORP in the past year was a purchase: 20 buys worth $705.46M in total, and no open-market sales.

What is the one-year price range for WRB?

Based on end-of-day closes through 2026-10-16, WRB traded between $63.54 and $78.10, last closing at $75.42.

Has any member of Congress traded WRB stock?

Yes. 3 members disclosed 21 trades in WRB over five years; the most recent disclosed trade date is 2026-06-05.