MERCURY GENERAL CORP (MCY) Institutional Shareholders
MERCURY GENERAL CORP (MCY) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $2.76B in MCY holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of MCY tracked by InsiderSet, reporting ownership valued at approximately $479.60M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $454.05M, representing an estimated loss of -5.33% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 61% of the total disclosed MCY value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Dimensional Fund Advisors Lp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in MERCURY GENERAL CORP (MCY).
This page ranks the largest institutional MCY shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
334
Total Reported Value
$2.76B
Largest Holder
Blackrock, Inc.
Largest Position
$479.60M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
59
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 4,498,256 | $479,604,077 | $454,053,961 | -$25,550,116 | -5.33% | |
| Dimensional Fund Advisors Lp | 0.04% | 2,163,143 | $230,638,047 | $218,347,654 | -$12,290,393 | -5.33% | |
| Vanguard Portfolio Management Llc | 0.01% | 1,781,446 | $189,937,773 | $179,819,159 | -$10,118,614 | -5.33% | |
| Rubric Capital Management Lp | 1.51% | 1,541,440 | $164,348,333 | $155,592,954 | -$8,755,379 | -5.33% | |
| Vanguard Capital Management Llc | 0.00% | 1,232,655 | $131,425,676 | $124,424,196 | -$7,001,480 | -5.33% | |
| State Street Corp | 0.00% | 1,159,962 | $123,675,148 | $117,086,564 | -$6,588,584 | -5.33% | |
| Geode Capital Management, Llc | 0.01% | 961,217 | $102,499,623 | $97,025,244 | -$5,474,379 | -5.34% | |
| American Century Companies Inc | 0.05% | 960,484 | $102,406,883 | $96,951,255 | -$5,455,628 | -5.33% | |
| Renaissance Technologies LLC | Jim Simons | 0.11% | 781,682 | $83,342,935 | $78,902,981 | -$4,439,954 | -5.33% |
| Invesco Ltd. | 0.01% | 646,237 | $68,901,789 | $65,231,163 | -$3,670,626 | -5.33% | |
| Arrowstreet Capital, Limited Partnership | 0.03% | 575,877 | $61,400,006 | $58,129,024 | -$3,270,982 | -5.33% | |
| Dg Capital Management, Llc | 17.83% | 482,663 | $51,461,529 | $48,720,003 | -$2,741,526 | -5.33% | |
| Morgan Stanley | 0.00% | 400,696 | $42,722,403 | $40,446,254 | -$2,276,149 | -5.33% | |
| Charles Schwab Investment Management Inc | 0.00% | 352,262 | $37,558,174 | $35,557,326 | -$2,000,848 | -5.33% | |
| Aqr Capital Management Llc | 0.01% | 343,942 | $36,671,063 | $34,717,505 | -$1,953,558 | -5.33% | |
| Northern Trust Corp | 0.00% | 291,054 | $31,032,178 | $29,378,991 | -$1,653,187 | -5.33% | |
| Nuveen, Llc | 0.01% | 264,456 | $28,196,299 | $26,694,189 | -$1,502,110 | -5.33% | |
| Bank Of New York Mellon Corp | 0.00% | 246,620 | $26,294,604 | $24,893,823 | -$1,400,781 | -5.33% | |
| Westwood Holdings Group Inc | 0.19% | 234,471 | $24,999,297 | $23,667,503 | -$1,331,794 | -5.33% | |
| Ubs Group Ag | 0.00% | 226,665 | $24,167,022 | $22,879,565 | -$1,287,457 | -5.33% | |
| Two Sigma Investments, Lp | 0.02% | 210,526 | $22,446,282 | $21,250,494 | -$1,195,788 | -5.33% | |
| Jpmorgan Chase & Co | 0.00% | 203,742 | $21,964,529 | $20,565,717 | -$1,398,812 | -6.37% | |
| Algert Global Llc | 0.26% | 203,830 | $21,732,355 | $20,574,600 | -$1,157,755 | -5.33% | |
| Goldman Sachs Group Inc | 0.00% | 200,687 | $21,397,227 | $20,257,346 | -$1,139,881 | -5.33% | |
| Principal Financial Group Inc | 0.01% | 183,706 | $19,586,733 | $18,543,284 | -$1,043,449 | -5.33% | |
| Bnp Paribas Financial Markets | 0.01% | 180,901 | $19,287,665 | $18,260,147 | -$1,027,518 | -5.33% | |
| Vanguard Fiduciary Trust Co | 0.00% | 178,758 | $19,059,178 | $18,043,833 | -$1,015,345 | -5.33% | |
| Jacobs Levy Equity Management, Inc | 0.06% | 165,979 | $17,696,681 | $16,753,920 | -$942,761 | -5.33% | |
| Panagora Asset Management Inc | 0.05% | 152,007 | $16,206,986 | $15,343,587 | -$863,399 | -5.33% | |
| Federated Hermes, Inc. | 0.02% | 150,789 | $16,077,123 | $15,220,642 | -$856,481 | -5.33% | |
| Allianz Asset Management Gmbh | 0.01% | 130,369 | $13,899,943 | $13,159,447 | -$740,496 | -5.33% | |
| Sei Investments Co | 0.01% | 129,298 | $13,785,754 | $13,051,340 | -$734,414 | -5.33% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | 123,121 | $13,127,161 | $12,427,834 | -$699,327 | -5.33% | |
| Baird Financial Group, Inc. | 0.02% | 114,834 | $12,243,601 | $11,591,344 | -$652,257 | -5.33% | |
| Raymond James Financial Inc | 0.00% | 111,755 | $11,915,293 | $11,280,550 | -$634,743 | -5.33% | |
| Russell Investments Group, Ltd. | 0.01% | 110,918 | $11,826,125 | $11,196,063 | -$630,062 | -5.33% | |
| Healthcare Of Ontario Pension Plan Trust Fund | 0.02% | 108,898 | $11,610,705 | $10,992,164 | -$618,541 | -5.33% | |
| Public Sector Pension Investment Board | 0.03% | 107,995 | $11,514,427 | $10,901,015 | -$613,412 | -5.33% | |
| Victory Capital Management Inc | 0.01% | 96,254 | $10,262,602 | $9,715,879 | -$546,723 | -5.33% | |
| O'Shaughnessy Asset Management, Llc | 0.05% | 92,892 | $9,904,145 | $9,376,518 | -$527,627 | -5.33% | |
| Norges Bank | 0.00% | 89,100 | $9,499,842 | $8,993,754 | -$506,088 | -5.33% | |
| Peak6 Llc | 0.23% | 87,798 | $9,361,023 | $8,862,330 | -$498,693 | -5.33% | |
| Susquehanna International Group, Llp | 0.01% | 86,566 | $9,229,667 | $8,737,972 | -$491,695 | -5.33% | |
| Candriam S.C.A. | 0.04% | 85,045 | $9,058,774 | $8,584,442 | -$474,332 | -5.24% | |
| Denali Advisors Llc | 0.88% | 81,535 | $8,693,262 | $8,230,143 | -$463,119 | -5.33% | |
| Aptus Capital Advisors, Llc | 0.06% | 80,195 | $8,550,391 | $8,094,883 | -$455,508 | -5.33% | |
| Qube Research & Technologies Ltd | 0.01% | 73,570 | $7,844,033 | $7,426,156 | -$417,877 | -5.33% | |
| First Trust Advisors Lp | 0.00% | 71,795 | $7,654,782 | $7,246,987 | -$407,795 | -5.33% | |
| Bank Of America Corp | 0.00% | 69,634 | $7,424,377 | $7,028,856 | -$395,521 | -5.33% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 83,486 | $7,359,291 | $8,427,077 | +$1,067,786 | +14.51% |
Frequently asked questions about MCY
Who owns the most MCY stock?
The largest holders of MCY are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for MERCURY GENERAL CORP (MCY).
Is MCY widely held by superinvestors?
Many widely followed stocks like MCY appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly MCY is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.