SEC Form 4 · Updated Daily
APC
Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Blackstone Holdings I L.P. | 10%+ Owner | 124,600 | 2026-09-24 | S |
| Blackstone Inc. | 10%+ Owner | 124,600 | 2026-09-24 | S |
| SCHWARZMAN STEPHEN A | 10%+ Owner | 124,600 | 2026-09-24 | S |
| Blackstone Group Management L.L.C. | 10%+ Owner | 124,600 | 2026-09-24 | S |
| Blackstone Holdings I/II GP L.L.C. | 10%+ Owner | 124,600 | 2026-09-24 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-25 | SCHWARZMAN STEPHEN A | Open-market sale | 124,600 | $16.40 | 0 |
| 2026-09-25 | Blackstone Group Management L.L.C. | Open-market sale | 124,600 | $16.40 | 0 |
| 2026-09-25 | Blackstone Inc. | Open-market sale | 124,600 | $16.40 | 0 |
| 2026-09-25 | Blackstone Holdings I/II GP L.L.C. | Open-market sale | 124,600 | $16.40 | 0 |
| 2026-09-25 | Blackstone Holdings I L.P. | Open-market sale | 124,600 | $16.40 | 0 |
| 2026-09-24 | SCHWARZMAN STEPHEN A | Open-market sale | 400 | $17.02 | 124,600 |
| 2026-09-24 | Blackstone Group Management L.L.C. | Open-market sale | 400 | $17.02 | 124,600 |
| 2026-09-24 | Blackstone Inc. | Open-market sale | 400 | $17.02 | 124,600 |
| 2026-09-24 | Blackstone Holdings I/II GP L.L.C. | Open-market sale | 400 | $17.02 | 124,600 |
| 2026-09-24 | Blackstone Holdings I L.P. | Open-market sale | 400 | $17.02 | 124,600 |
| 2026-03-03 | SCHWARZMAN STEPHEN A | Open-market sale | 25,000 | $19.00 | 125,000 |
| 2026-03-03 | Blackstone Group Management L.L.C. | Open-market sale | 25,000 | $19.00 | 125,000 |
| 2026-03-03 | Blackstone Inc. | Open-market sale | 25,000 | $19.00 | 125,000 |
| 2026-03-03 | Blackstone Holdings I/II GP L.L.C. | Open-market sale | 25,000 | $19.00 | 125,000 |
| 2026-03-03 | Blackstone Holdings I L.P. | Open-market sale | 25,000 | $19.00 | 125,000 |
| 2026-02-12 | SCHWARZMAN STEPHEN A | — | — | — | 50,000 |
| 2026-02-12 | SCHWARZMAN STEPHEN A | — | — | — | 0 |
| 2026-02-12 | Blackstone Group Management L.L.C. | — | — | — | 50,000 |
| 2026-02-12 | Blackstone Group Management L.L.C. | — | — | — | 0 |
| 2026-02-12 | Blackstone Inc. | — | — | — | 50,000 |
| 2026-02-12 | Blackstone Inc. | — | — | — | 0 |
| 2026-02-12 | Blackstone Holdings I/II GP L.L.C. | — | — | — | 50,000 |
| 2026-02-12 | Blackstone Holdings I/II GP L.L.C. | — | — | — | 0 |
| 2026-02-12 | Blackstone Holdings I L.P. | — | — | — | 50,000 |
| 2026-02-12 | Blackstone Holdings I L.P. | — | — | — | 0 |
| 2026-02-12 | SCHWARZMAN STEPHEN A | Open-market buy | 100,000 | $17.66 | 150,000 |
| 2026-02-12 | Blackstone Group Management L.L.C. | Open-market buy | 100,000 | $17.66 | 150,000 |
| 2026-02-12 | Blackstone Inc. | Open-market buy | 100,000 | $17.66 | 150,000 |
| 2026-02-12 | Blackstone Holdings I/II GP L.L.C. | Open-market buy | 100,000 | $17.66 | 150,000 |
| 2026-02-12 | Blackstone Holdings I L.P. | Open-market buy | 100,000 | $17.66 | 150,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.