AMG — AFFILIATED MANAGERS GROUP, INC.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Measured signals that fired on AMG
| date | signal | measured base rate |
|---|---|---|
| 2026-08-03 | Breakout to a 52-week high price | -1.00% over 21 days · t = -8.58 · n = 24,386 statistically distinguishable from its control group |
| 2026-08-03 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-07-22 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-07-07 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-06-08 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-06-05 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-15 | FRANQUI ANNETTE Director | Option exercise | 477 | 0.00 | 0 |
| 2026-08-15 | Matos Rodriguez Felix V. Director | Option exercise | 654 | 0.00 | 0 |
| 2026-08-15 | Palandjian Tracy P. Director | Option exercise | 848 | 0.00 | 0 |
| 2026-08-15 | STARR LOREN M Director | Option exercise | 716 | 0.00 | 0 |
| 2026-06-12 | Palandjian Tracy P. Director | Shares withheld for tax | 685 | 354.62 | 242.9K |
| 2026-06-12 | Palandjian Tracy P. Director | Option exercise | 3.0K | 82.07 | 242.8K |
| 2026-06-08 | Horgen Jay C. President and CEO | Shares withheld for tax | 39.7K | 336.62 | 13.4M |
| 2026-06-08 | Horgen Jay C. President and CEO | Open-market sale | 17.5K | 338.27 | 5.9M |
| 2026-06-08 | Horgen Jay C. President and CEO | Option exercise | 75.0K | 74.49 | 5.6M |
| 2026-06-01 | FRANQUI ANNETTE Director | Open-market purchase | 750 | 304.88 | 228.7K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 793.5M | 2.9M |
| MORGAN STANLEY | 479.4M | 1.7M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 376.3M | 1.4M |
| VANGUARD CAPITAL MANAGEMENT LLC | 325.1M | 1.2M |
| ARIEL INVESTMENTS, LLC | 294.4M | 1.1M |
| Boston Partners | 268.7M | 971.2K |
| STATE STREET CORP | 256.4M | 926.7K |
| FULLER & THALER ASSET MANAGEMENT, INC. | 210.4M | 760.2K |
| DIMENSIONAL FUND ADVISORS LP | 198.7M | 718.3K |
| GEODE CAPITAL MANAGEMENT, LLC | 176.0M | 635.8K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 4 | 2026-08-18 | 2026-08-15 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-15 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-15 | on EDGAR ↗ |
| 4 | 2026-08-18 | 2026-08-15 | on EDGAR ↗ |
| 13F-NT | 2026-08-13 | 2026-06-30 | on EDGAR ↗ |
| 10-Q | 2026-08-07 | 2026-06-30 | on EDGAR ↗ |
| 4 | 2026-08-03 | 2026-07-30 | on EDGAR ↗ |
| 4 | 2026-08-03 | 2026-07-30 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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