Comparable stake leader
Ares Partners Holdco LLC
SEC ownership of Ares Acquisition Corp III
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002128115.
Disclosed value leader
ADAGE CAPITAL PARTNERS GP, L.L.C.
Comparable rows
50/50
Latest evidence
14 Aug 2026
- Public ticker
- AAC, AAC-UN on NYSE
- Parsed ownership sources
-
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Ares Partners Holdco LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Ares Partners Holdco LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
14 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002128115
- Issuer location
- Los Angeles, CA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Ares Acquisition Corp III (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
Ares Partners Holdco LLC
Disclosed value leader
ADAGE CAPITAL PARTNERS GP...
Comparable rows
50/50
Latest evidence
14 Aug 2026
3/4/5
13D/G
13F
Lead comparable stake: 30%
13D/G row: Ares Partners Holdco LLC
Showing 1-8 of 50 holder rows.
Quick read
Ares Partners Holdco LLC leads the comparable SEC ownership view at 30%.
50 of 50 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 Ares Partners Holdco LLC's linked filing trail.
Comparable ownership
Top 5
Ares Partners Holdco LLC
30%
AQR CAPITAL MANAGEMENT LLC
5.8%
MILLENNIUM MANAGEMENT LLC
5.3%
ADAGE CAPITAL PARTNERS GP, L.L.C.
9%
AQR Arbitrage LLC
5.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ares Partners Holdco LLC |
3/4/5
13D/G
10%+ Owner
|
30%
from 13D/G
|
—
17,341,667 shares
mixed-class rows
|
— | 14 Aug 2026 |
| AQR CAPITAL MANAGEMENT LLC |
13D/G
|
5.8%
|
$20,140,000
2,000,000 shares
|
$0 | 30 Jun 2026 |
| MILLENNIUM MANAGEMENT LLC |
13F
13D/G
Company
|
5.3%
from 13D/G
|
$20,100,000
2,000,000 shares
|
— | 30 Jun 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
9%
|
$31,205,250
3,105,000 shares
|
— | 30 Jun 2026 |
| AQR Arbitrage LLC |
13F
Company
|
5.8%
|
$20,100,000
2,000,000 shares
|
— | 30 Jun 2026 |
| LINDEN ADVISORS LP |
13F
Company
|
5.1%
|
$17,587,500
1,750,000 shares
|
— | 30 Jun 2026 |
| Sculptor Capital LP |
13F
Company
|
4.6%
|
$15,990,545
1,591,099 shares
|
— | 30 Jun 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND |
13F
Company
|
4.3%
|
$15,075,000
1,500,000 shares
|
— | 30 Jun 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.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 30 Aug 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-9 of 9 reporting-owner rows connected to Ares Acquisition Corp III. Open a relationship link for the CIK-to-CIK filing trail.
Rows
9
Largest Forms 3/4/5 holder
Allyson Satin
Net 12M change
$0
Latest report
14 Aug 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Allyson Satin | Chief Operating Officer | Mixed | 29 Jun 2026 | |||
| David B. Kaplan | Chief Executive Officer, Director | Mixed | 29 Jun 2026 | |||
| Michael J. Arougheti | Director | Mixed | 29 Jun 2026 | |||
| Jarrod Phillips | Chief Financial Officer | Mixed | 29 Jun 2026 | |||
| Peter Ogilvie | Executive Vice President of Strategy. Exhibit List: Exhibit 24 - Power of Attorney | Mixed | 29 Jun 2026 | |||
| Kathryn Marinello V | Director | Mixed | 29 Jun 2026 | |||
| Michael A. Woronoff | Director | Mixed | 29 Jun 2026 | |||
| Ares Partners Holdco LLC | 10%+ Owner | Mixed | 14 Aug 2026 | |||
| Ares Acquisition Holdings III LP | 10%+ Owner | Mixed | 14 Aug 2026 |
Recent insider transactions for Ares Acquisition Corp III
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Ares Partners Holdco LLC | AAC | Class B ordinary shares | Disposed to Issuer | -0.44% | -43,750 | 9,875,000 | 14 Aug 2026 | See footnotes | ||
| Ares Partners Holdco LLC | AAC | Class B ordinary shares | Disposed to Issuer | -0.44% | -43,750 | 9,875,000 | 14 Aug 2026 | See footnotes | ||
| Ares Partners Holdco LLC | AAC | Private placement warrants | Award | 9.8% | 666,667 | 7,466,667 | 01 Jul 2026 | See footnotes | ||
| Ares Partners Holdco LLC | AAC | Private placement warrants | Award | 9.8% | 666,667 | 7,466,667 | 01 Jul 2026 | See footnotes |
* marks a reported price that did not pass the local price check.