AFFILIATED MANAGERS GROUP, INC.
AMG, MGR, MGRB, MGRD, MGRE · Investment Advice · 26.4M shares · -4%/yr ↓ buyback · EDGAR filings ↗
Net buyback after stock comp: $228M (gross $342M, SBC $114M)
Reference price $338.27 · est. market cap ~$8.9B — last insider sale, 2026-06-08 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
B80Affiliated Managers Group — multi-affiliate asset manager with high margins.
Strengths
- Net margin 34.5% (89th pct), strong FCF (92nd), ROE 22% (65th)
- Diversified affiliate earnings (incl. alternatives)
Risks
- Market-linked AUM/fee sensitivity; affiliate concentration
- Leverage (D/E 0.83, 72nd)
Notable findings
- Exec changeRecent 8-K item 5.02 8-K ↗
- Strong balance sheetStrong balance sheet — $586M cash & investments
- Insider buyingInsider buying — 2 open-market buy(s) by 2 insider(s) (cluster of 2 insiders, ~$687,405, last 6mo) Form 4 ↗
- Buying back stockNet buyback — share count -4%/yr over 4y
- Insider sellingInsider selling — 5 open-market sale(s) by 5 insider(s) (cluster of 5 insiders, ~$10M, last 6mo) Form 4 ↗
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Net margin
34.5%
Return on equity
22.1%
Return on assets
7.8%
Revenue growth (QoQ)
-2.1%
Net-income growth
40.1%
Debt / equity
0.8×
Free cash flow
$967M
Tangible book value
-$932M
Cash & investments
$586M
Stock comp / revenue
2.9%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-12 | Palandjian Tracy P. | Tax withheld | 685 | $354.62 |
| 2026-06-12 | Palandjian Tracy P. | Option exercise | 3.0K | $82.07 |
| 2026-06-08 | Horgen Jay C. | Option exercise | 75K | $74.49 |
| 2026-06-08 | Horgen Jay C. | Tax withheld | 40K | $336.62 |
| 2026-06-08 | Horgen Jay C. | Sell | 18K | $338.27 |
| 2026-06-01 | FRANQUI ANNETTE | Buy | 750 | $304.88 |
| 2026-05-08 | Matos Rodriguez Felix V. | Sell | 1.0K | $300.18 |
| 2026-05-06 | Cates G. Staley | Buy | 1.5K | $305.83 |
| 2026-05-06 | Ryan David Christopher | Sell | 3.4K | $305.06 |
| 2026-03-09 | Padiyar Kavita | Sell | 2.2K | $278.24 |
| 2026-03-06 | Wojcik Thomas M | Sell | 8.0K | $286.30 |
| 2026-03-05 | Alvingham Karen L. | Option exercise | 867 | — |
| 2026-03-05 | Alvingham Karen L. | Tax withheld | 67 | $299.18 |
| 2026-03-05 | Ryan David Christopher | Option exercise | 867 | — |
| 2026-03-05 | STARR LOREN M | Option exercise | 652 | — |
| 2026-03-05 | Matos Rodriguez Felix V. | Option exercise | 867 | — |
| 2026-03-05 | Palandjian Tracy P. | Option exercise | 867 | — |
| 2026-03-05 | FRANQUI ANNETTE | Option exercise | 548 | — |
| 2026-03-05 | RITCHEA DAVA | Option exercise | 601 | — |
| 2026-03-05 | Wojcik Thomas M | Option exercise | 7.3K | — |
| 2026-03-05 | Wojcik Thomas M | Grant | 11K | — |
| 2026-03-05 | Wojcik Thomas M | Tax withheld | 9.1K | $299.18 |
| 2026-03-05 | Padiyar Kavita | Option exercise | 2.3K | — |
| 2026-03-05 | Padiyar Kavita | Grant | 2.4K | — |
| 2026-03-05 | Padiyar Kavita | Tax withheld | 2.3K | $299.18 |
| 2026-03-05 | Horgen Jay C. | Option exercise | 18K | — |
| 2026-03-05 | Horgen Jay C. | Grant | 27K | — |
| 2026-03-05 | Horgen Jay C. | Tax withheld | 18K | $299.18 |
| 2026-03-05 | RITCHEA DAVA | Tax withheld | 292 | $299.18 |
| 2025-12-23 | Horgen Jay C. | Gift | 4.0K | — |
| 2025-11-25 | Palandjian Tracy P. | Gift | 3.5K | — |
| 2025-11-07 | Alvingham Karen L. | Option exercise | 560 | $69.63 |
| 2025-11-07 | Alvingham Karen L. | Tax withheld | 182 | $259.26 |
| 2025-09-09 | Wojcik Thomas M | Sell | 16K | $231.03 |
| 2025-09-08 | Wojcik Thomas M | Tax withheld | 114K | $231.19 |
| 2025-09-08 | Wojcik Thomas M | Option exercise | 169K | $74.49 |
| 2025-09-02 | Horgen Jay C. | Option exercise | 75K | $74.49 |
| 2025-09-02 | Horgen Jay C. | Tax withheld | 45K | $229.97 |
| 2025-09-02 | Padiyar Kavita | Option exercise | 48K | $73.81 |
| 2025-09-02 | Padiyar Kavita | Tax withheld | 31K | $229.97 |
| 2025-08-15 | Churchill Dwight D. | Option exercise | 1.4K | — |
| 2025-08-15 | Ryan David Christopher | Option exercise | 1.1K | — |
| 2025-08-15 | STARR LOREN M | Option exercise | 544 | — |
| 2025-08-15 | Alvingham Karen L. | Option exercise | 1.1K | — |
| 2025-08-15 | Alvingham Karen L. | Tax withheld | 84 | $218.70 |
| 2025-08-15 | FRANQUI ANNETTE | Option exercise | 664 | — |
| 2025-08-15 | Matos Rodriguez Felix V. | Option exercise | 1.1K | — |
| 2025-08-15 | Palandjian Tracy P. | Option exercise | 1.1K | — |
| 2025-08-12 | Horgen Jay C. | Option exercise | 75K | $74.49 |
| 2025-08-12 | Horgen Jay C. | Tax withheld | 46K | $219.70 |
| 2025-07-02 | Horgen Jay C. | Gift | 14K | — |
| 2025-07-02 | Horgen Jay C. | Gift | 14K | — |
| 2025-07-01 | Horgen Jay C. | Option exercise | 75K | $74.49 |
| 2025-07-01 | Horgen Jay C. | Tax withheld | 47K | $198.72 |
| 2025-05-12 | Churchill Dwight D. | Option exercise | 1.4K | $160.01 |
| 2025-05-12 | Churchill Dwight D. | Tax withheld | 1.2K | $183.83 |
| 2025-05-12 | Palandjian Tracy P. | Option exercise | 1.4K | $160.01 |
| 2025-05-12 | Palandjian Tracy P. | Option exercise | 1.8K | $110.02 |
| 2025-05-12 | Palandjian Tracy P. | Option exercise | 1.4K | $86.78 |
| 2025-05-12 | Palandjian Tracy P. | Tax withheld | 2.9K | $183.83 |
| 2025-05-09 | Padiyar Kavita | Tax withheld | 17K | $179.17 |
| 2025-05-09 | Padiyar Kavita | Option exercise | 25K | $73.81 |
| 2025-03-05 | Ryan David Christopher | Option exercise | 956 | — |
| 2025-03-05 | STARR LOREN M | Option exercise | 741 | — |
| 2025-03-05 | Horgen Jay C. | Tax withheld | 27K | $165.72 |
| 2025-03-05 | Horgen Jay C. | Option exercise | 17K | — |
| 2025-03-05 | Horgen Jay C. | Grant | 48K | — |
| 2025-03-05 | Padiyar Kavita | Option exercise | 2.2K | — |
| 2025-03-05 | Padiyar Kavita | Grant | 3.3K | — |
| 2025-03-05 | Padiyar Kavita | Tax withheld | 2.6K | $165.72 |
| 2025-03-05 | Wojcik Thomas M | Option exercise | 7.3K | — |
| 2025-03-05 | Wojcik Thomas M | Grant | 21K | — |
| 2025-03-05 | Wojcik Thomas M | Tax withheld | 14K | $165.72 |
| 2025-03-05 | Alvingham Karen L. | Option exercise | 1.2K | — |
| 2025-03-05 | Alvingham Karen L. | Tax withheld | 90 | $165.72 |
| 2025-03-05 | Churchill Dwight D. | Option exercise | 1.5K | — |
| 2025-03-05 | Matos Rodriguez Felix V. | Option exercise | 1.2K | — |
| 2025-03-05 | Palandjian Tracy P. | Option exercise | 1.2K | — |
| 2025-01-01 | Churchill Dwight D. | Option exercise | 191 | — |
| 2025-01-01 | Jeffery Reuben III | Option exercise | 5 | — |
| 2025-01-01 | Palandjian Tracy P. | Option exercise | 31 | — |
All non-derivative Form 4 activity (SEC), newest first.
Supply chain
Customers (0)
Suppliers (2)
- Moody's Investors Service
- S&P Global Ratings
Named in the 10-K; linked when we track them.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-09 | Material agreementDebt obligationExhibits | filing ↗ |
| 2026-05-28 | Shareholder vote | filing ↗ |
| 2026-05-01 | ResultsOtherExhibits | filing ↗ |
| 2026-02-26 | Exec/director changeReg FDExhibits | filing ↗ |
| 2026-02-12 | ResultsOtherExhibits | filing ↗ |
| 2026-02-12 | Exec/director change | filing ↗ |
| 2025-12-11 | Material agreementDebt obligationExhibits | filing ↗ |
| 2025-12-08 | Other | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-09 | 2026-06-09 | 0001193125-26-263845 ↗ |
| 8-K | 2026-05-28 | 2026-05-27 | 0001193125-26-245324 ↗ |
| 10-Q | 2026-05-07 | 2026-03-31 | 0001628280-26-032153 ↗ |
| 8-K | 2026-05-01 | 2026-05-01 | 0001628280-26-029094 ↗ |
| 8-K | 2026-02-26 | 2026-02-22 | 0001193125-26-076911 ↗ |
| 10-K | 2026-02-17 | 2025-12-31 | 0001628280-26-008665 ↗ |
| 8-K | 2026-02-12 | 2026-02-12 | 0001628280-26-007464 ↗ |
| 8-K | 2026-02-12 | 2026-02-10 | 0001193125-26-047590 ↗ |
| 8-K | 2025-12-11 | 2025-12-08 | 0001193125-25-316053 ↗ |
| 8-K | 2025-12-08 | 2025-12-08 | 0001193125-25-311380 ↗ |
| 10-Q | 2025-11-06 | 2025-09-30 | 0001628280-25-050206 ↗ |
| 8-K | 2025-11-03 | 2025-11-03 | 0001628280-25-047923 ↗ |