1 institutions reported holding $16,000 of Telkonet, Inc. (TKOI) in SEC 13F filings for 2026-06-30. Largest institutional holders: MOUNT VERNON ASSOCIATES INC /MD/ ($16,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | MOUNT VERNON ASSOCIATES INC /MD/ | $16,000 | 1.1M | Hold |
Source: SEC Form 13F filings · as of 2026-06-30