THG — what changed in the latest 10-Q
A section-by-section comparison of THG's newest periodic SEC filing (10-K/10-Q) against the prior same-form filing: paragraphs added and removed per section, with verbatim excerpts. Purely a deterministic text diff — no similarity scores, no directional read, not investment advice.
Comparing 10-Q · 2026-10-29 vs the prior 10-Q · 2026-07-29
| Section | Outcome | Added | Removed | Minor | Unchanged |
|---|---|---|---|---|---|
| MD&A | Text added/removed | +10 | −9 | ~79 | 81 |
| Market risk (Item 3) | Text added/removed | +3 | −3 | ~7 | 31 |
| Controls & procedures | Text added/removed | +2 | −3 | ~6 | 31 |
| Legal proceedings | Text added/removed | +2 | −3 | ~5 | 27 |
| Risk factors | No material changes reported (points to the 10-K) | — | — | — | — |
| Other information | Text added/removed | +2 | −2 | ~2 | 5 |
Counts are paragraphs; added/removed means text added or removed vs the prior filing — no direction or judgement implied.
Representative excerpts
Up to 5 excerpts of about 300 characters per section, quoted verbatim from the two SEC filings.
MD&A
Text added vs the prior filing · source: 10-Q · 2026-10-29
Core Commercial current accident year underwriting profit, excluding catastrophes, was $38.0 million for the three months ended September 30, 2026, compared to $30.8 million for the three months ended September 30, 2025. This $7.2 million increase was primarily driven by earned premium growth and lo…
Personal Lines underwriting profit for the three months ended September 30, 2026 was $65.0 million, compared to $66.3 million for the three months ended September 30, 2025, a decrease of $1.3 million. Catastrophe losses for the three months ended September 30, 2026 were $52.0 million, compared to $2…
Personal Lines underwriting profit for the nine months ended September 30, 2026 was $186.7 million, compared to $153.2 million for the nine months ended September 30, 2025, an increase of $33.5 million. Catastrophe losses for the nine months ended September 30, 2026 were $166.3 million, compared to …
For the three months ended September 30, 2026, net recoveries were de minimis. For the nine months ended September 30, 2026, we recognized impairment losses of $4.1 million, consisting of $3.3 million on fixed maturities and $0.8 million on mortgage loans. For the three months ended September 30, 20…
would be recognized as a realized loss. Although unrealized losses on fixed maturities are not reflected in the results of financial operations until they are realized, the fair value of the underlying investment, which does reflect the unrealized loss, is reflected in our Consolidated Balance Sheet…
Text removed vs the prior filing · source: 10-Q · 2026-07-29
Core Commercial current accident year underwriting profit, excluding catastrophes, was $49.0 million for the three months ended June 30, 2026, compared to $56.9 million for the three months ended June 30, 2025. This $7.9 million decrease was due to higher current accident year losses in workers’ com…
Personal Lines underwriting profit for the three months ended June 30, 2026 was $69.4 million, compared to $25.2 million for the three months ended June 30, 2025, an increase of $44.2 million. Catastrophe losses for the three months ended June 30, 2026 were $55.4 million, compared to $70.2 million f…
Personal Lines underwriting profit for the six months ended June 30, 2026 was $121.7 million, compared to $86.9 million for the six months ended June 30, 2025, an increase of $34.8 million. Catastrophe losses for the six months ended June 30, 2026 were $114.3 million, compared to $105.1 million for …
For the three months ended June 30, 2026, we recognized impairment losses of $2.3 million, consisting of $1.3 million on mortgage loans and $1.0 million on fixed maturities. For the six months ended June 30, 2026, we recognized impairment losses of $4.3 million, consisting of $2.8 million on mortgag…
The following table sets forth gross unrealized losses for fixed maturities by maturity period at June 30, 2026 and December 31, 2025. Actual maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations, with or without call or prepayment penal…
Market risk (Item 3)
Text added vs the prior filing · source: 10-Q · 2026-10-29
Report on Form 10-K for the year ended December 31, 2025. There have been no material changes in the first nine months of 2026 to these risks or our management of them.
During the three months ended September 30, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) adopted, modified or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirma…
The Hanover Insurance Group Retirement Savings Plan, as amended.
Text removed vs the prior filing · source: 10-Q · 2026-07-29
In May 2026, the Board authorized a new share repurchase program totaling $700 million, terminating the previously authorized repurchase program.
On May 21, 2026, Dennis F. Kerrigan, the Company’s Executive Vice President, Chief Legal Officer and Corporate Secretary, adopted a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). His 10b5-1 trading plan provides for the exercise, and subsequent sale, o…
No other officer or director adopted, modified, or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or a non-Rule 10b5-1 trading arrangement during the second quarter ended…
Controls & procedures
Text added vs the prior filing · source: 10-Q · 2026-10-29
During the three months ended September 30, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) adopted, modified or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirma…
The Hanover Insurance Group Retirement Savings Plan, as amended.
Text removed vs the prior filing · source: 10-Q · 2026-07-29
In May 2026, the Board authorized a new share repurchase program totaling $700 million, terminating the previously authorized repurchase program.
On May 21, 2026, Dennis F. Kerrigan, the Company’s Executive Vice President, Chief Legal Officer and Corporate Secretary, adopted a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). His 10b5-1 trading plan provides for the exercise, and subsequent sale, o…
No other officer or director adopted, modified, or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or a non-Rule 10b5-1 trading arrangement during the second quarter ended…
Legal proceedings
Text added vs the prior filing · source: 10-Q · 2026-10-29
During the three months ended September 30, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) adopted, modified or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirma…
The Hanover Insurance Group Retirement Savings Plan, as amended.
Text removed vs the prior filing · source: 10-Q · 2026-07-29
In May 2026, the Board authorized a new share repurchase program totaling $700 million, terminating the previously authorized repurchase program.
On May 21, 2026, Dennis F. Kerrigan, the Company’s Executive Vice President, Chief Legal Officer and Corporate Secretary, adopted a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). His 10b5-1 trading plan provides for the exercise, and subsequent sale, o…
No other officer or director adopted, modified, or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or a non-Rule 10b5-1 trading arrangement during the second quarter ended…
Other information
Text added vs the prior filing · source: 10-Q · 2026-10-29
During the three months ended September 30, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) adopted, modified or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirma…
The Hanover Insurance Group Retirement Savings Plan, as amended.
Text removed vs the prior filing · source: 10-Q · 2026-07-29
On May 21, 2026, Dennis F. Kerrigan, the Company’s Executive Vice President, Chief Legal Officer and Corporate Secretary, adopted a trading plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). His 10b5-1 trading plan provides for the exercise, and subsequent sale, o…
No other officer or director adopted, modified, or terminated a contract, instruction or written plan for the purchase or sale of the Company’s securities intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or a non-Rule 10b5-1 trading arrangement during the second quarter ended…
How to read Risk Factors (Item 1A) in a 10-Q
A 10-Q risk-factor section usually takes one of three forms; this page classifies it as one of:
- Pointer — the filer states there have been no material changes and points back to the annual 10-K risk factors; there is no own risk text to compare this quarter.
- Partial update — the filer carves out specific updated risks ("except as set forth below"); the excerpts show exactly what is new this quarter.
- Restated in full — the quarter carries the complete risk-factor text. When the prior quarter was only a pointer there is no prior full text to diff against, so the page flags the section as restated instead.
This describes the filing structure only — it is never a judgement on whether risk went up or down.
Source: text-level diff of the two SEC EDGAR filings · deterministic (no AI-generated content) · for reference only · not investment advice