MILLENNIUM MANAGEMENT LLC has opened a new $93.9M position in $CB, per a new SEC 13F filing. This disclosure reflects the funds' holdings for the 06-30-2025 report period. You can see the fund's full portfolio on Quiver Quantitative, and also track the largest institutional owners of $CB.
$CB Hedge Fund Activity
We have seen 950 institutional investors add shares of $CB stock to their portfolio, and 841 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- DEMARS FINANCIAL GROUP, LLC removed 6,232,723 shares (-99.9%) from their portfolio in Q2 2025, for an estimated $1,805,744,507
- CAPITAL RESEARCH GLOBAL INVESTORS removed 2,640,770 shares (-28.4%) from their portfolio in Q2 2025, for an estimated $765,083,884
- GAMMA INVESTING LLC removed 2,075,738 shares (-99.6%) from their portfolio in Q2 2025, for an estimated $601,382,813
- VIKING GLOBAL INVESTORS LP removed 1,949,065 shares (-100.0%) from their portfolio in Q2 2025, for an estimated $564,683,111
- PRICE T ROWE ASSOCIATES INC /MD/ removed 1,832,443 shares (-11.2%) from their portfolio in Q1 2025, for an estimated $553,379,461
- FMR LLC removed 1,020,172 shares (-6.8%) from their portfolio in Q2 2025, for an estimated $295,564,231
- WELLINGTON MANAGEMENT GROUP LLP added 991,889 shares (+13.8%) to their portfolio in Q2 2025, for an estimated $287,370,081
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.
$CB Insider Trading Activity
$CB insiders have traded $CB stock on the open market 19 times in the past 6 months. Of those trades, 2 have been purchases and 17 have been sales.
Here’s a breakdown of recent trading of $CB stock by insiders over the last 6 months:
- JOHN W KEOGH (President & COO) has made 1 purchase buying 9,809 shares for an estimated $2,874,135 and 4 sales selling 94,876 shares for an estimated $27,563,599.
- JOSEPH F WAYLAND (Executive Vice President and*) has made 0 purchases and 3 sales selling 27,492 shares for an estimated $8,017,858.
- EVAN G GREENBERG (Chairman & CEO) has made 0 purchases and 2 sales selling 25,728 shares for an estimated $7,498,397.
- TIMOTHY ALAN BOROUGHS (Executive Vice President*) has made 0 purchases and 3 sales selling 14,748 shares for an estimated $4,367,248.
- JUAN LUIS ORTEGA (Executive Vice President*) sold 6,504 shares for an estimated $1,900,013
- JOHN J LUPICA (Vice Chrm, Chubb Group*) has made 0 purchases and 2 sales selling 5,513 shares for an estimated $1,599,077.
- GEORGE F. OHSIEK (Chief Accounting Officer) sold 763 shares for an estimated $221,582
- MICHAEL G ATIEH sold 538 shares for an estimated $154,707
- MICHAEL CORBAT purchased 425 shares for an estimated $114,665
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
$CB Congressional Stock Trading
Members of Congress have traded $CB stock 7 times in the past 6 months. Of those trades, 1 have been purchases and 6 have been sales.
Here’s a breakdown of recent trading of $CB stock by members of Congress over the last 6 months:
- SENATOR SHELLEY MOORE CAPITO sold up to $15,000 on 07/17.
- REPRESENTATIVE JOSH GOTTHEIMER purchased up to $15,000 on 06/13.
- REPRESENTATIVE ROBERT BRESNAHAN sold up to $15,000 on 06/13.
- REPRESENTATIVE JEFFERSON SHREVE sold up to $50,000 on 05/12.
- REPRESENTATIVE JULIE JOHNSON has traded it 2 times. They made 0 purchases and 2 sales worth up to $30,000 on 04/07, 02/14.
- REPRESENTATIVE GEORGE WHITESIDES sold up to $250,000 on 03/24.
To track congressional stock trading, check out Quiver Quantitative's congressional trading dashboard.
$CB Analyst Ratings
Wall Street analysts have issued reports on $CB in the last several months. We have seen 2 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- Keefe, Bruyette & Woods issued a "Outperform" rating on 07/09/2025
- Barclays issued a "Overweight" rating on 04/11/2025
To track analyst ratings and price targets for $CB, check out Quiver Quantitative's $CB forecast page.
$CB Price Targets
Multiple analysts have issued price targets for $CB recently. We have seen 10 analysts offer price targets for $CB in the last 6 months, with a median target of $300.0.
Here are some recent targets:
- Matthew Heimermann from Citigroup set a target price of $326.0 on 08/13/2025
- Vikram Gandhi from HSBC set a target price of $300.0 on 08/01/2025
- Brian Meredith from UBS set a target price of $292.0 on 07/28/2025
- Paul Newsome from Piper Sandler set a target price of $283.0 on 07/24/2025
- Elyse Greenspan from Wells Fargo set a target price of $267.0 on 07/24/2025
- Meyer Shields from Keefe, Bruyette & Woods set a target price of $324.0 on 07/09/2025
- Alex Scott from Barclays set a target price of $298.0 on 07/07/2025
Note that there may be inaccuracies in these estimates due to filing errors by the funds, parsing errors by us, or other anomalies.
Check out Quiver Quantitative's $CB ticker page for more data.