Security key
04316A108
Artisan Partners Asset Management Inc. - Artisan Partners Asset Management Ord Shs Class A (APAM)
CUSIP: 04316A108
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Artisan Partners Asset Management Ord Shs Class A
- Total 13F shares
- 67,707,863
- Total 13F value
- $2,464,111,557
- Share change
- +2,208,899
- Put/Call ratio
- 117%
- SEC-reported price per share
- $36.39
- Number of holders
- 382
- Value change
- +$78,545,046
- Number of buys
- 194
- Number of sells
- 167
- Shares outstanding
- 70,579,716
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
382
Top holders
10
APAM full security history
Ownership snapshot
Full 13F holder table
Artisan Partners Asset Management Inc. SEC filings
Artisan Partners Asset Management Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of APAM - Artisan Partners Asset Management Inc. - Artisan Partners Asset Management Ord Shs Class A (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
02 Mar 2026
13F
13D/G
3/4/5
Lead comparable stake: 15%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 15%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
15%
Eric R. Colson
10%
KAYNE ANDERSON RUDNICK INVESTMENT...
8.1%
Jason A. Gottlieb
0.32%
Stephanie Dimarco
0.22%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
15%
from 13D/G
|
$414,448,701
10,173,016 shares
|
— | 31 Dec 2025 |
| Eric R. Colson |
13D/G
3/4/5
Charles J. Daley Jr. · Executive Chair, Director, 10%+ Owner
|
10%
|
$303,093,839
7,277,163 shares
|
$0 | 31 Dec 2025 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC |
13D/G
13F
Company
|
8.1%
|
$236,739,189
5,716,957 shares
|
$0 | 31 Dec 2025 |
| Jason A. Gottlieb |
3/4/5
CEO and President, Director, 10%+ Owner
|
0.32%
|
$9,926,461
228,352 shares
|
— | 02 Mar 2026 |
| Stephanie Dimarco |
3/4/5
Director
|
0.22%
|
$6,318,340
155,089 shares
|
— | 29 Jan 2026 |
| Christopher J. Krein |
3/4/5
Executive Vice President
|
0.18%
|
$5,399,365
124,209 shares
|
— | 02 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
382
Shares
67,707,863
Rows available
382
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
382
Q1 2026 holders
382
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|