Mercury Insurance
287 hedge funds and large institutions have $2.17B invested in Mercury Insurance in 2025 Q3 according to their latest regulatory filings, with 51 funds opening new positions, 97 increasing their positions, 91 reducing their positions, and 26 closing their positions.
900% more call options, than puts
Call options by funds: $32.8M | Put options by funds: $3.29M
96% more first-time investments, than exits
New positions opened: 51 | Existing positions closed: 26
26% more capital invested
Capital invested by funds: $1.73B → $2.17B (+$444M)
8% more funds holding
Funds holding: 265 → 287 (+22)
7% more repeat investments, than reductions
Existing positions increased: 97 | Existing positions reduced: 91
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
0.08% less ownership
Funds ownership: 46.28% → 46.2% (-0.08%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PWAM
Park West Asset Management
San Francisco,
California
|
+$20.8M |
| 2 |
PCM
Philosophy Capital Management
Alamo,
California
|
+$10.3M |
| 3 |
American Century Companies
Kansas City,
Missouri
|
+$7.95M |
| 4 |
ACA
Aptus Capital Advisors
Fairhope,
Alabama
|
+$5.79M |
| 5 |
N
Nuveen
Charlotte,
North Carolina
|
+$5.74M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
-$11.5M |
| 2 |
GAM
Goldentree Asset Management
New York
|
-$10.9M |
| 3 |
Renaissance Technologies
New York
|
-$9.51M |
| 4 |
IP
Interval Partners
New York
|
-$7.64M |
| 5 |
Barclays
London,
United Kingdom
|
-$7.3M |
MCY Hedge Fund Activity: Q3 2025 in Review
287 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Mercury Insurance (MCY) for Q3 2025, worth a combined $2.17B — up 26% from $1.73B a quarter earlier.
Buyers outnumbered sellers: 51 funds opened new MCY positions and 26 closed out — a net gain of 25 holders — while 97 added to existing stakes and 91 trimmed.
The largest buyer was Park West Asset Management, opening a new position worth an estimated $20.8M. The largest seller was Vanguard Group, cutting an estimated $11.5M.
- 287 institutional investors held Mercury Insurance (MCY) as of Q3 2025, up from 265 in Q2 2025.
- Funds reported $2.17B of Mercury Insurance stock for Q3 2025, up 26% quarter-over-quarter.
- 51 funds opened new Mercury Insurance positions in Q3 2025 and 26 closed out, a net change of +25 holders.
- The largest Mercury Insurance buyer in Q3 2025 was Park West Asset Management, an estimated $20.8M added.
- The largest Mercury Insurance seller in Q3 2025 was Vanguard Group, an estimated $11.5M sold.
Based on aggregated 13F filings for Q3 2025.