Artisan Partners Asset Management Inc. (APAM) has 20 known insider and institutional holders on record. The largest holder is O'Keefe Daniel J. with 627,632 shares. Other notable holders include Colson Eric R and COXE TENCH.
Over the last 12 months, insiders have made 28 transactions in APAM stock — 16 buys (valued at RSU Award) and 3 sells (valued at $1.04M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
APAM Insider Ownership
Top Holder
O'Keefe Daniel J.
627,632 shares
Buys (12 mo)
16
$0.00 value
Sells (12 mo)
3
$1.04M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
O'keefe Daniel J. |
10 Percent Owner |
627,632 |
2013-07-17 |
|
| 2 |
Colson Eric R |
10 Percent Owner, Officer: Executive Chair |
368,607 |
2026-03-02 |
|
| 3 |
Coxe Tench |
Director |
324,227 |
2025-01-30 |
|
| 4 |
Gottlieb Jason A |
10 Percent Owner, Officer: CEO and President |
228,352 |
2026-03-02 |
|
| 5 |
Olsen Janet D |
Exec VP, CLO & Secretary |
221,237 |
2013-03-12 |
|
| 6 |
Krein Christopher J |
Executive Vice President |
124,209 |
2026-03-02 |
|
| 7 |
Ramirez Gregory K |
Executive Vice President |
116,194 |
2026-03-02 |
|
| 8 |
Daley Charles J Jr |
10 Percent Owner, Officer: Exec VP, CFO & Treasurer |
110,801 |
2026-03-02 |
|
| 9 |
Joerres Jeffrey A |
Director |
77,157 |
2026-01-30 |
|
| 10 |
Johnson Sarah A |
Exec VP, CLO & Secretary |
71,591 |
2022-03-01 |
|
| 11 |
Ziegler Andrew A |
Director |
53,897 |
2023-01-26 |
|
| 12 |
Dimarco Stephanie |
Director |
49,964 |
2026-01-30 |
|
| 13 |
Simpson Laura Ellen |
Exec VP, CLO & Secretary |
42,139 |
2026-03-02 |
|
| 14 |
Hamman James S Jr |
Executive Vice President |
37,996 |
2020-02-18 |
|
| 15 |
Barger Matthew R |
Director |
35,368 |
2026-01-30 |
|
| 16 |
Brennan Seth W |
Director |
29,883 |
2019-01-30 |
|
| 17 |
Multani Saloni S |
Director |
29,327 |
2026-01-30 |
|
| 18 |
Barbetta Jennifer |
Director |
27,727 |
2026-01-30 |
|
| 19 |
Patenaude Dean J |
Executive Vice President |
26,500 |
2016-02-17 |
|
| 20 |
Crawford Peter B. |
Director |
5,752 |
2026-01-30 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-02 |
Von Hoff Ryan George |
Chief Accounting Officer |
RSU Award |
1,134 |
- |
- |
| 2026-03-02 |
Simpson Laura Ellen |
Exec VP, CLO & Secretary |
RSU Award |
10,682 |
- |
- |
| 2026-03-02 |
Sellers Samuel Bentson |
Executive Vice President |
RSU Award |
2,275 |
- |
- |
| 2026-03-02 |
Kwei Eileen Lee |
Executive Vice President |
RSU Award |
2,275 |
- |
- |
| 2026-03-02 |
Krein Christopher J |
Executive Vice President |
RSU Award |
22,816 |
- |
- |
| 2026-03-02 |
Gottlieb Jason A |
10 Percent Owner, Officer: CEO and President |
RSU Award |
36,880 |
- |
- |
| 2026-03-02 |
Ramirez Gregory K |
Executive Vice President |
RSU Award |
13,858 |
- |
- |
| 2026-03-02 |
Colson Eric R |
10 Percent Owner, Officer: Executive Chair |
RSU Award |
44,410 |
- |
- |
| 2026-03-02 |
Daley Charles J Jr |
10 Percent Owner, Officer: Exec VP, CFO & Treasurer |
RSU Award |
19,438 |
- |
- |
| 2026-02-17 |
Von Hoff Ryan George |
Chief Accounting Officer |
Tax Withholding of RSU |
324 |
$42.38 |
$13.73K |
| 2026-02-17 |
Simpson Laura Ellen |
Exec VP, CLO & Secretary |
Tax Withholding of RSU |
1,686 |
$42.38 |
$71.45K |
| 2026-02-17 |
Sellers Samuel Bentson |
Executive Vice President |
Tax Withholding of RSU |
2,632 |
$42.38 |
$111.54K |
| 2026-02-17 |
Kwei Eileen Lee |
Executive Vice President |
Tax Withholding of RSU |
4,246 |
$42.38 |
$179.95K |
| 2026-02-17 |
Krein Christopher J |
Executive Vice President |
Tax Withholding of RSU |
3,000 |
$42.38 |
$127.14K |
| 2026-02-17 |
Gottlieb Jason A |
10 Percent Owner, Officer: CEO and President |
Tax Withholding of RSU |
5,189 |
$42.38 |
$219.91K |
| 2026-01-29 |
Von Hoff Ryan George |
Chief Accounting Officer |
Unknown |
- |
- |
- |
| 2026-01-29 |
Brenan Clarence Kane |
Director |
RSU Award |
2,876 |
- |
- |
| 2026-01-29 |
Multani Saloni S |
Director |
RSU Award |
4,601 |
- |
- |
| 2026-01-29 |
Crawford Peter B. |
Director |
RSU Award |
5,752 |
- |
- |
| 2026-01-29 |
Barger Matthew R |
Director |
RSU Award |
5,522 |
- |
- |
| 2026-01-29 |
Barbetta Jennifer |
Director |
RSU Award |
4,601 |
- |
- |
| 2026-01-29 |
Dimarco Stephanie |
Director |
RSU Award |
5,407 |
- |
- |
| 2026-01-29 |
Joerres Jeffrey A |
Director |
RSU Award |
5,522 |
- |
- |
| 2026-01-09 |
Brenan Clarence Kane |
Director |
Unknown |
- |
- |
- |
| 2025-08-04 |
Ramirez Gregory K |
Executive Vice President |
Informative Sell |
2,500 |
$46.50 |
$116.25K |