2 institutions reported holding $1,083 of AVALON ADVANCED MATERIALS INC (AVLNF) in SEC 13F filings for 2026-06-30. Largest institutional holders: JOHN G ULLMAN & ASSOCIATES INC ($660), WEST MICHIGAN ADVISORS, LLC ($423). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JOHN G ULLMAN & ASSOCIATES INC | $660 | 18,750 | Hold |
| 2 | WEST MICHIGAN ADVISORS, LLC | $423 | 12,000 | Hold |
来源：SEC 13F 申报文件 · 截至 2026-06-30