Clean Harbors shares owned by Armstrong Advisory Group
Quarter-by-quarter ownership of Clean Harbors (CLH) shares owned by Armstrong Advisory Group
from 13F filings
Historical chart of Armstrong Advisory Group investment in Clean Harbors
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Quarterly reported holdings in Clean Harbors by Armstrong Advisory Group
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $184k | 642 | 286.73 |
| 2025-12-31 | $151k | 642 | 234.48 |
| 2025-09-30 | $149k | 642 | 232.22 |
| 2025-06-30 | $148k | 642 | 231.18 |
| 2025-03-31 | $111k | 482 | 230.14 |
| 2024-12-31 | $111k | 482 | 230.14 |
| 2024-09-30 | $117k | 482 | 241.71 |
| 2024-06-30 | $109k | 482 | 226.15 |
| 2024-03-31 | $84k | 482 | 174.51 |
| 2023-12-31 | $84k | 482 | 174.51 |
| 2023-09-30 | $81k | 482 | 167.36 |
| 2023-06-30 | $79k | 482 | 164.43 |
| 2023-03-31 | $69k | 482 | 142.56 |
| 2022-12-31 | $55k | 482 | 114.12 |