← All companies
HANOVER INSURANCE GROUP, INC.
THG - CIK 0000944695
Market cap$6.91 B
Rank#1163
SEC filings2,365
Market capitalization of HANOVER INSURANCE GROUP, INC.
As of 2026-06-10, HANOVER INSURANCE GROUP, INC. (THG) has a market capitalization of $6.91 B, making it the #1163 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-10 | $6.91 B |
| 2026-05-29 | $6.59 B |
| 2026-05-28 | $6.71 B |
| 2026-05-26 | $6.87 B |
| 2026-05-25 | $6.83 B |
| 2026-05-24 | $6.83 B |
| 2026-05-22 | $6.83 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is HANOVER INSURANCE GROUP, INC.'s market cap?
As of 2026-06-10, HANOVER INSURANCE GROUP, INC. (THG) has a market capitalization of $6.91 B, making it the #1163 most valuable US-listed company.
Where does HANOVER INSURANCE GROUP, INC. rank by market cap?
HANOVER INSURANCE GROUP, INC. is the #1163 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.