BERKLEY W R CORP

$WRB
Smart money positioned

18 of the Top-200 alpha managers hold $WRB as of the latest 13F snapshot.

13F holders
9
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

18 holders · Q1 2026

$WRB is held by 18 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.54%, with an average of 0.06% of portfolio. Largest holder: Tandem Wealth Advisors LLC at 0.54%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 9 of 9 · Source: 13F-HR
01
Vanguard Group Inc.
0.04% of portfolio
37,033,581 sh
02
State Street
0.03% of portfolio
14,405,410 sh
03
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.03% of portfolio
2,175,492 sh
04
Citadel
0.07% of portfolio
1,394,141 sh
05
Citigroup Inc.
0.03% of portfolio
707,114 sh
06
Tudor Investment Corp. Et Al
0.16% of portfolio
426,345 sh
07
Two Sigma
0.02% of portfolio
272,989 sh
08
Fairholme Capital Management LLC
1.12% of portfolio
256,350 sh
09
Erste Asset Management GmbH
0.03% of portfolio
53,959 sh

Insider activity · last 90 days

50 transactions · 11 filers
03 Jun 2026
Rusbuldt Robert Alan
· GRANT
3,090
A
03 Jun 2026
Berkley William R
· GRANT
3,090
A
03 Jun 2026
Mattson Marie Angela
· GRANT
3,090
A
03 Jun 2026
Mosley Daniel Lynn
· GRANT
3,090
A
03 Jun 2026
Berkley William R Jr
· GRANT
3,090
A
03 Jun 2026
Farrell Mary C
· GRANT
3,090
A
03 Jun 2026
Augostini Christopher L
· GRANT
3,090
A
03 Jun 2026
Blaylock Ronald E
· GRANT
3,090
A
03 Jun 2026
Talisman Jonathan
· GRANT
3,090
A
03 Jun 2026
Ferre Maria Luisa
· GRANT
3,090
A
03 Mar 2026
Mitsui Sumitomo Insurance Co. Ltd.
▲ BOUGHT
73,185
$72.52
P
03 Mar 2026
Mitsui Sumitomo Insurance Co. Ltd.
▲ BOUGHT
38,991
$71.59
P

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $WRB in the recent window.

Convergence · $WRB

Pattern cards reflect public SEC EDGAR and Congressional filing data only. Detection uses filing dates; trade execution dates may differ. Past convergence patterns do not predict future returns. Nothing here is investment advice.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 12:20 UTC.