Quick Takeaways
- Donald E. Siecke has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $2,110,338.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Donald E. Siecke
- Location
- Wheat Ridge, CO
- Summary
- The estimated net worth of Donald E. Siecke is at least $2,110,338 dollars as of 18 Apr 2025. Donald E. Siecke is the Director of Lifeloc Technologies, Inc and owns shares of Lifeloc Technologies, Inc (LCTC) stock worth about $2.11M.
- Signature
- /s/ Donald E. Siecke
- All Insider Reports
- All Insider Reports
Follow Filing Activity
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What Changed
- Largest disclosed position: Lifeloc Technologies, Inc ($2,110,338).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Donald E. Siecke
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| LCTC | Lifeloc Technologies, Inc | Director | $2,110,338 | 28 Feb 2025 |
Insider Transactions Reported by Donald E. Siecke:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.