Managers / Q1 2026
AMERICAN SECURITIES LLC
CIK 0001475483 · 590 MADISON AVENUE, 38TH FLOOR, NEW YORK, NY, 10022 · 212 476-8000
Reported Value
$3.9B
Q1 2026
Positions
2
Filings on Record
31
2019–present window
Filed
May 14, 2026
original filing
Summary
American Securities Llc reported $3.9B in U.S.-listed holdings across 2 positions for Q1 2026.
The portfolio is heavily concentrated: MWH alone accounts for 70.1% of reported value.
Compared with Q4 2025, the fund opened 1 new position and exited 0.
Reported Value by Quarter
13F Reported Value
Portfolio Composition
By security type
- Common Stock · 100.0% · $3.9B
Quarter-over-Quarter Changes full breakdown →
Holdings — Q1 2026
Filing History
| Quarter | Reported Value | Positions | Filed | Type | Links |
|---|---|---|---|---|---|
| Q1 2026 | $3.9B | 2 | May 14, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q4 2025 | $1.3B | 1 | Feb 12, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q3 2025 | $1.1B | 1 | Nov 7, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q2 2025 | $1.1B | 1 | Jul 29, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q1 2025 | $799M | 1 | May 12, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q4 2024 | $923M | 1 | Feb 14, 2025 | RESTATEMENT | changes · EDGAR ↗ |
| Q3 2024 | $0 | 1 | Nov 12, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q2 2024 | $0 | 1 | Aug 12, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q1 2024 | $0 | 1 | May 14, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q4 2023 | $109M | 1 | Feb 13, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q3 2023 | $140M | 1 | Nov 14, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q2 2023 | $175M | 1 | Aug 4, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q1 2023 | $195M | 1 | May 15, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q4 2022 | $102.1B | 1 | Feb 13, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q3 2022 | $80M | 1 | Nov 14, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q1 2022 | $179M | 1 | May 13, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q4 2021 | $149M | 1 | Feb 14, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q3 2021 | $199M | 1 | Nov 15, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q2 2021 | $237M | 1 | Aug 16, 2021 | RESTATEMENT | changes · EDGAR ↗ |
| Q1 2021 | $239M | 1 | May 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q4 2020 | $201M | 1 | Feb 4, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q3 2020 | $134M | 1 | Nov 12, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q2 2020 | $165M | 1 | Aug 6, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q1 2020 | $121M | 1 | May 4, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q4 2019 | $255M | 1 | Jan 31, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q3 2019 | $210M | 1 | Nov 13, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q2 2019 | $222M | 2 | Aug 14, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q1 2019 | $237M | 2 | Apr 26, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q4 2018 | $231M | 2 | Feb 13, 2019 | 13F-HR | changes · EDGAR ↗ |
13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.