Chubb Ltd CB
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: +$65.19M (7 inflow days, 13 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 31.6% of shares outstanding.
Largest holders
By investor type
Reported short interest has fallen from 1.09% to 0.80% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Assenagon Asset Management S.A. | Mutual Fund | 2026/Q3 | +599,401 | 0.2% |
| Deka Investment GmbH | Mutual Fund | 2026/Q3 | +261,199 | 0.2% |
| KBC Asset Management NV | Mutual Fund | 2026/Q3 | +208,935 | 0.1% |
| Wealth Enhancement Advisory Services, LLC | Mutual Fund | 2026/Q3 | +154,094 | 0.2% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +198,229 | 0.3% |
| FMR | Mutual Fund | 2026/Q3 | +1,233,582 | 3.3% |
| BlackRock | Mutual Fund | 2026/Q3 | +1,204,846 | 7.6% |
| Arrowstreet Capital, Limited Partnership | Mutual Fund | 2026/Q3 | +1,155,587 | 0.6% |
| American Century Investment Management | Mutual Fund | 2026/Q3 | +573,297 | 0.2% |
| SG Americas Securities, LLC | Private Company | 2026/Q3 | +556,025 | 0.2% |
| Prana Capital Management LP | Hedge Fund | 2026/Q3 | +477,277 | 0.1% |
| Woodline Partners LP | Hedge Fund | 2026/Q3 | +469,978 | 0.1% |
| Barclays PLC | Public Company | 2026/Q3 | +403,826 | 0.3% |
| Wealth Enhancement Advisory Services, LLC | Mutual Fund | 2026/Q3 | +301,664 | 0.2% |
| Morgan Stanley | Public Company | 2026/Q3 | +246,529 | 0.7% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 25 Oct 2026 | Timothy Boroughs | Vice Chairman of Chubb Group & Executive Chairman of Asset Management | Intent to Sell (Form 144) | -13,596 | $356.77 | – |
| 22 Oct 2026 | Evan Greenberg | Chairperson & CEO | Intent to Sell (Form 144) | -13,066 | $360.87 | – |
| 31 Aug 2026 | Joseph Wayland | General Counsel | Sale to Issuer | -144 | $338.74 | 33,605 |
| 20 Aug 2026 | Michael Connors | Lead Independent Director | Open Market Disposition | -5,500 | $345.00 | 12,803 |
| 27 Jul 2026 | Joseph Wayland | General Counsel | Open Market Disposition | -8,502 | $364.54 | 33,749 |
| 8 Jun 2026 | Sheila Burke | Former Independent Director | Intent to Sell (Form 144) | -2,500 | $325.00 | – |
| 7 Jun 2026 | Juan Ortega Guarderas | Executive VP of Chubb Group & President of North America Insurance | Derivative Exercise and Sale | -3,886 | $322.08 | 28,859 |
| 4 Jun 2026 | Sheila Burke | Former Independent Director | Intent to Sell (Form 144) | -500 | $324.81 | – |
| 28 May 2026 | Sheila Burke | Former Independent Director | Intent to Sell (Form 144) | -600 | $313.04 | – |
| 27 May 2026 | Sheila Burke | Former Independent Director | Intent to Sell (Form 144) | -950 | $317.41 | – |
| 27 May 2026 | John Keogh | Chairman of North America Insurance, President & COO | Other Disposition | -62,352 | – | 221,556 |
| 26 May 2026 | John Keogh | Chairman of North America Insurance, President & COO | Other Acquisition | +61,000 | – | 221,556 |
| 26 May 2026 | John Keogh | Chairman of North America Insurance, President & COO | Open Market Disposition | -23,000 | $321.95 | 221,556 |
| 20 May 2026 | Evan Greenberg | Chairperson & CEO | Sale to Issuer | -84,808 | $330.26 | 503,491 |
| 20 May 2026 | Robert Hugin | Independent Director | Other Acquisition | +1,135 | – | 21,961 |
| 20 May 2026 | David Sidwell | Independent Director | Sale to Issuer | -193 | $330.26 | 15,321 |
| 20 May 2026 | David Sidwell | Independent Director | Other Acquisition | +757 | – | 15,321 |
| 20 May 2026 | Michael Connors | Lead Independent Director | Sale to Issuer | -193 | $330.26 | 18,303 |
| 20 May 2026 | Michael Connors | Lead Independent Director | Other Acquisition | +681 | – | 18,303 |
| 20 May 2026 | Michael Atieh | Independent Director | Sale to Issuer | -193 | $330.26 | 681 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 3,085,119 | 0.8% | 2.1 |
| 30 Sep 2026 | 3,142,116 | 0.8% | 1.8 |
| 15 Sep 2026 | 3,592,838 | 0.9% | 2.4 |
| 31 Aug 2026 | 3,267,910 | 0.8% | 2.0 |
| 14 Aug 2026 | 3,816,560 | 1.0% | 2.5 |
| 31 Jul 2026 | 4,192,043 | 1.1% | 1.8 |
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