Quick Takeaways
- Andrew Callos has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $3,865,801.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Andrew Callos
- Location
- South San Francisco, CA
- Summary
- The estimated net worth of Andrew Callos is at least $3,865,801 dollars as of 15 Apr 2026. Andrew Callos is the EVP, Chief Commercial Officer of CYTOKINETICS INC and owns shares of CYTOKINETICS INC (CYTK) stock worth about $3.87M.
- Signature
- /s/ John O. Faurescu, attorney-in-fact for Mr. Callos
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Andrew Callos 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: CYTOKINETICS INC ($3,865,801).
- Past-year value change for that position: -$9,371,522.
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 Andrew Callos
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| CYTK | CYTOKINETICS INC | EVP, Chief Commercial Officer | $3,865,801 | -$9,371,522 | -71% | 15 Apr 2026 |
Insider Transactions Reported by Andrew Callos:
| 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.