Who owns Mercury General Corporation?
Institutional ownership of MCY from SEC Form 13F filings across 230 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
230
13F holders
$1.93B
value, 2026 filers
32.9%
of shares outstanding (18.2M sh)
36
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of MCY's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.5M | $479.6M | 0.0% | 8.1% | +4.2% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.8M | $189.9M | 0.0% | 3.2% | +3.7% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | $131.4M | 0.0% | 2.2% | -49.7% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 961,217 | $102.5M | 0.0% | 1.7% | +27.5% |
| 5 | AMERICAN CENTURY COMPANIES INC | 960,484 | $102.4M | 0.0% | 1.7% | +18.1% |
| 6 | Invesco Ltd. | 646,237 | $68.9M | 0.0% | 1.2% | +12.8% |
| 7 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 575,877 | $61.4M | 0.0% | 1% | +0.2% |
| 8 | MORGAN STANLEY | 400,696 | $42.7M | 0.0% | 0.7% | +6.0% |
| 9 | Sixth Street Partners Management Company, L.P.NEW | 352,262 | $37.6M | 6.5% | 0.6% | new |
| 10 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 352,262 | $37.6M | 0.0% | 0.6% | -1.4% |
| 11 | NORTHERN TRUST CORP | 291,054 | $31.0M | 0.0% | 0.5% | +7.9% |
| 12 | Nuveen, LLC | 264,456 | $28.2M | 0.0% | 0.5% | +3.5% |
| 13 | Bank of New York Mellon Corp | 246,620 | $26.3M | 0.0% | 0.4% | +1.3% |
| 14 | WESTWOOD HOLDINGS GROUP INC | 234,471 | $25.0M | 0.2% | 0.4% | -6.6% |
| 15 | UBS Group AG | 226,665 | $24.2M | 0.0% | 0.4% | -26.2% |
| 16 | Public Sector Pension Investment Board | 215,990 | $23.0M | 0.1% | 0.4% | +127.0% |
| 17 | TWO SIGMA INVESTMENTS, LP | 210,526 | $22.4M | 0.0% | 0.4% | -27.2% |
| 18 | JPMORGAN CHASE & CO | 203,742 | $22.0M | 0.0% | 0.4% | +7.7% |
| 19 | GOLDMAN SACHS GROUP INC | 200,687 | $21.4M | 0.0% | 0.4% | +3.9% |
| 20 | PRINCIPAL FINANCIAL GROUP INC | 183,706 | $19.6M | 0.0% | 0.3% | +3.2% |
| 21 | BNP PARIBAS FINANCIAL MARKETS | 180,901 | $19.3M | 0.0% | 0.3% | -16.9% |
| 22 | VANGUARD FIDUCIARY TRUST CO | 178,758 | $19.1M | 0.0% | 0.3% | +3.7% |
| 23 | FEDERATED HERMES, INC. | 150,789 | $16.1M | 0.0% | 0.3% | +83.9% |
| 24 | SEI INVESTMENTS CO | 129,298 | $13.8M | 0.0% | 0.2% | -8.7% |
| 25 | Connor, Clark & Lunn Investment Management Ltd. | 123,121 | $13.1M | 0.0% | 0.2% | -7.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.