Hanover Insurance Group

THG on NYSE. Fire, marine & casualty insurance. Market value $7.7bn.

Watch this stockFree. We tell you when something changes.

Price checks use the past 12 months to June 2026. Some use the latest annual report instead, as marked. Quality checks use five annual reports, the latest for the year to December 2025.

Should I look at this?

Worth a closer look

Read what could go wrong

This is not advice. Check the numbers below.

Compare with another stock

Return on equity
five annual reports to December 2025
13.3%five-year median

Yearly profit per dollar of owners' money: 13 cents. Above 10 is good.

Price to book
quarterly report to June 2026
2.1×

What you pay for each dollar of net assets: $2.09.

Earnings yield
past 12 months to June 2026
9.8%

Profit per $100 you pay: $9.85.

Quality score: 73 of 100. Price score: 72 of 100. Our list needs 70 on quality and 60 on price.

$220.40 a share, 32% above its 1-year low

Over the past year the price has ranged from $166.54 to $236.07.

Dividend: 1.7% a year

Paid every year for at least 5 years

Prices from Monday’s close (5 October).

Five years of cash, in billions

n/a
n/a
n/a
n/a
n/a
20212022202320242025
Revenue
$5.2bn$5.5bn$6.0bn$6.2bn$6.6bn
Operating margin
n/an/an/an/an/a
Debt to equity
n/an/an/an/an/a
Shares outstanding
0.04bn0.04bn0.04bn0.04bn0.03bn

Health checks

  • Free cash flow positiveDoesn't apply to banks and insurers
  • Accounting checksDoesn't apply to banks and insurers
  • DebtDoesn't apply to banks and insurers
  • Revenue growth, five yearsSlow, 6.4% a year
  • Buying back its own sharesYes, 2% fewer since 2021

The quarter to June 2026

How the business did, compared with the same quarter a year earlier.

  • Sales: $1.7 billion last quarter, about the same as a year ago.
  • Profit: $192 million, up 22% on a year ago.
  • Spare cash over the past 12 months: $1.3 billion, up from $845 million.
  • 2% fewer shares than a year ago. Each share owns a bit more of the company.
  • Sales grew on a year ago in each of the last 4 quarters.
Sales by quarter
Sales by quarter
Quarter toAmount
September 2024$1.6bn
December 2024$1.6bn
March 2025$1.6bn
June 2025$1.7bn
September 2025$1.7bn
December 2025$1.7bn
March 2026$1.7bn
June 2026$1.7bn
Profit by quarter
Profit by quarter
Quarter toAmount
September 2024$102m
December 2024$168m
March 2025$128m
June 2025$157m
September 2025$179m
December 2025$199m
March 2026$187m
June 2026$192m

From the company's quarterly reports to the SEC.

Dates

Next results (estimated)
n/a
Last annual report (10-K)
20 February 2026
Next quarterly (estimated, 10-Q)
28 October 2026

Who owns it

8 long-term investors we follow own it, up from 7 last quarter. 546 funds in all.

Jun '25
Dec '25
Jun '26
Largest holders overall

From 13F filings for the quarter ended 30 June 2026.

Big holders and activists

2 investors own more than 5%.

From Schedule 13D and 13G filings: anyone owning more than 5% must file one.

What insiders did

No insider bought shares on the open market in the last 12 months. 10 sold $16m, $5m of it under preset trading plans.

  • Kerrigan Dennis Francis
    Executive Vice President
    Sold
    under a preset trading plan
    Date
    20 August 2026
    Shares
    2,104
    Price
    $222.41
    Value
    $467,945
  • Kerrigan Dennis Francis
    Executive Vice President
    Sold
    under a preset trading plan
    Date
    19 August 2026
    Shares
    6,551
    Price
    $220.79
    Value
    $1m
  • Bunting Theodore H JR
    Director
    Sold
    Date
    6 August 2026
    Shares
    600
    Price
    $230.20
    Value
    $138,120
  • Bunting Theodore H JR
    Director
    Sold
    Date
    5 August 2026
    Shares
    600
    Price
    $228.03
    Value
    $136,818
  • Carlin Jane D
    Director
    Sold
    Date
    3 August 2026
    Shares
    1,000
    Price
    $231.50
    Value
    $231,500
  • Salvatore Bryan J
    Executive Vice President
    Sold
    Date
    3 June 2026
    Shares
    16,394
    Price
    $185.76
    Value
    $3m
  • Aristeguieta Francisco
    Director
    Sold
    Date
    21 May 2026
    Shares
    1,000
    Price
    $195.37
    Value
    $195,370
  • Kerrigan Dennis Francis
    Executive Vice President
    Sold
    Date
    20 May 2026
    Shares
    6,262
    Price
    $192.99
    Value
    $1m
  • Roche John C
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    20 May 2026
    Shares
    8,358
    Price
    $193.74
    Value
    $2m
  • Roche John C
    President and CEO, Director
    Sold
    under a preset trading plan
    Date
    18 May 2026
    Shares
    5,251
    Price
    $198.06
    Value
    $1m

From Form 4 filings: insiders must report trades in their own company's shares within two days.

Warning signs in its filings

Problems the company itself reported to the SEC, in its own words.

None of the warning signs we check for were found.

We look for five warning signs: doubt it can keep going, weak checks on its own accounts, a notice that its past accounts can't be relied on, a change of auditor, and one customer bringing in a big share of sales. We don't check lawsuits, investigations or debt yet.

We checked the auditor's report, internal controls, restatement notices, auditor changes and big customers in the 10-K filed 20 Feb 2026, plus the 10-Q filed 29 Jul 2026 and 4 later 8-Ks.

A 10-K is the yearly report every US company files with the SEC. An 8-K is a short notice of a big event.

What could go wrong

Cheap for a reason is the question the numbers cannot answer.

Whether the price already reflects the risks is what the deep dive is for.

The deep dive

Everything above is arithmetic on public filings. The deep dive reads the last ten years of annual reports, the proxy statements, and the earnings calls, then argues the case the way Buffett, Klarman, and Hohn would, and checks every claim against the source.

  • What the business is worth, as a range, and the margin of safety at today’s price
  • Prices to start buying, buy, and buy hard
  • The three things that would make this a mistake
  • Every number footnoted to the filing it came from
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What a finished deep dive looks like

Not advice. Numbers on this page come from SEC filings and are updated each night; prices are updated again after the US market closes. The five-year figures are rounded.