Affiliated Managers Group, Inc.
MGRE- Exchange
- NYSE
- Industry
- Investment Advice
- SEC CIK
- 0001004434
No open-market purchases or sales by Affiliated Managers Group, Inc. insiders were filed in the last 90 days; 3 institutions reported holding it in 13F filings for Q2 2026, worth $4.09M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, 0 vs. previous quarter
- 3
- 13F valueReported value at the end of Q2 2026
- $4.09M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding MGRE, Q2 2026
No superinvestor reported holding MGRE at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Affiliated Managers Group, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 8, 2026 (view filing) | Jun 8 | Same day | Horgen Jay C.President and CEO | SSale | −17.5K | $338.27 | −$5.92M | −7.9%204.7K after | |
| Jun 3, 2026 (view filing) | Jun 1 | 2 days | Franqui AnnetteDirector | PPurchase | +750 | $304.88 | +$228.7K | +61.9%1.96K after | |
| May 8, 2026 (view filing) | May 8 | Same day | Matos Rodriguez Felix V.Director | SSale | −1.00K | $300.18 | −$300.2K | −18.6%4.37K after | |
| May 8, 2026 (view filing) | May 6 | 2 days | Ryan David ChristopherDirector | SSale | −3.40K | $305.06 | −$1.04M | −75.7%1.09K after | |
| May 6, 2026 (view filing) | May 6 | Same day | Cates G. StaleyDirector | PPurchase | +1.50K | $305.83 | +$458.7K | +30.6%6.41K after | |
| Mar 9, 2026 (view filing) | Mar 6 | 3 days | Wojcik Thomas MPresident and COO | SSale | −8.00K | $286.30 | −$2.29M | −4.8%159.5K after | |
| Mar 9, 2026 (view filing) | Mar 9 | Same day | Padiyar KavitaGeneral Counsel & Corp. Sec. | SSale | −2.20K | $278.24 | −$612.1K | −4.9%42.7K after | |
| Sep 9, 2025 (view filing) | Sep 9 | Same day | Wojcik Thomas MPresident and COO | SSale | −16.0K | $231.03 | −$3.70M | −9.2%158.7K after | |
| Aug 20, 2024 (view filing) | Aug 19-20 | 1 day | Horgen Jay C.President and CEO | SSale | −18.3K | $170.94 | −$3.13M | −4.7%368.0K after | 2 lots |
| Aug 20, 2024 (view filing) | Aug 16 | 4 days | Wojcik Thomas MChief Operating Officer | SSale | −4.79K | $172.71 | −$826.6K | −5.4%84.4K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Affiliated Managers Group, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Shikiar Asset Management Inc | 81,000 | $1.86M | 0.47% | −3,450−4.1% | Reduced |
| Iat Reinsurance Co Ltd. | 80,000 | $1.82M | 1.09% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 18,200 | $412.8K | 0.01% | 00.0% | Unchanged |