Quick Takeaways
- Calvin Yu has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $426,374.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Calvin Yu
- Location
- South San Francisco, CA
- Summary
- The estimated net worth of Calvin Yu is at least $426,374 dollars as of 07 Jul 2021. Calvin Yu is the Vice President, Finance of Alector, Inc. and owns shares of Alector, Inc. (ALEC) stock worth about $426.4K.
- Signature
- /s/ David Oh, by power of attorney
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Calvin Yu and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: Alector, Inc. ($426,374).
- 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 Calvin Yu
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| ALEC | Alector, Inc. | Vice President, Finance | $426,374 | 02 Jul 2021 |
Insider Transactions Reported by Calvin Yu:
| 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.