Acadian Asset Management Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Acadian Asset Management Inc.
- Former names
- BrightSphere Investment Group Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 6282 — Investment Advice
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Boston
- Headquarters state / province
- Massachusetts
- Headquarters country
- United Kingdom
- Fiscal year end
- December
- Ticker symbol
- AAMI
- Primary stock exchange
- NYSE
Identifiers
- SEC CIK
- 0001748824
- EIN
- 47-1121020
Board of directors
-
Barbara Trebbi · DirectorSince 2023
-
John Paulson · DirectorSince 2023
-
Kelly Young · Director · President and CEOSince 2025
-
Robert J. Chersi · DirectorSince 2023
-
Suren Rana · Director · President and CEOSince 2024
Chief executives
Kelly Young
· President and CEO
Since January 2025
Suren Rana
· President and CEO
Until January 2025
· Former
Director election results
Annual meeting of May 13, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
93.9%
-
98.9%
-
99.5%
-
99.5%
Board connections
3 of this board's directors also sit on 2 other boards.
- via Barbara Trebbi, John Paulson and Robert J. Chersi
- via John Paulson
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $157,678,202
- 9 sales by 5 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 4, 2026 | Wiater Christina Officer (PAO) | Open-market sale | −244 | $92.36 | $22,535 |
| Aug 3, 2026 | Wiater Christina Officer (PAO) | Open-market sale | −7,978 | $86.61 | $690,960 |
| Aug 3, 2026 | Wiater Christina Officer (PAO) | Open-market sale | −17,389 | $87.49 | $1,521,402 |
| Aug 3, 2026 | Wiater Christina Officer (PAO) | Open-market sale | −3 | $88.11 | $264 |
| Jun 17, 2026 | PAULSON & CO. INC. 10% owner | Open-market sale | −1,900,000 | $77.25 | $146,775,000 |
| Jun 15, 2026 | Barbara Trebbi Director | Gift | −10,260 | — | — |
| Jun 15, 2026 | Barbara Trebbi Director | Gift | +10,260 | — | — |
| May 14, 2026 | John Paulson Director, 10% owner | Option exercise | +5,750 | — | — |
| May 14, 2026 | Robert J. Chersi Director | Option exercise | +3,286 | — | — |
| May 14, 2026 | Barbara Trebbi Director | Option exercise | +3,286 | — | — |
| May 4, 2026 | Hart Richard Jonathan Officer (CLO and CAO) | Open-market sale | −88,792 | $66.87 | $5,937,521 |
| May 4, 2026 | Hart Richard Jonathan Officer (CLO and CAO) | Open-market sale | −11,208 | $67.73 | $759,118 |
| Feb 15, 2026 | Wiater Christina Officer (PFO / PAO) | Option exercise | +5,180 | — | — |
| Feb 15, 2026 | Hart Richard Jonathan Officer (CLO and CAO) | Option exercise | +9,550 | — | — |
| Feb 15, 2026 | Wiater Christina Officer (PFO / PAO) | Shares withheld for tax | −1,521 | $51.85 | $78,864 |
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