Nanophase Technologies Corporation shares owned by Charles Schwab Investment Management
Quarter-by-quarter ownership of Nanophase Technologies Corporation (SLSN) shares owned by Charles Schwab Investment Management
from 13F filings
Historical chart of Charles Schwab Investment Management investment in Nanophase Technologies Corporation
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Quarterly reported holdings in Nanophase Technologies Corporation by Charles Schwab Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $45k | 47k | 0.95 |
| 2025-12-31 | $76k | 47k | 1.60 |
| 2025-09-30 | $153k | 47k | 3.22 |
| 2025-06-30 | $207k | 47k | 4.36 |
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