Quick Takeaways
- Leon Trefler has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $6,114,914.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Leon Trefler
- Location
- Waltham, MA
- Summary
- The estimated net worth of Leon Trefler is at least $6,114,914 dollars as of 12 Mar 2026. Leon Trefler is the Chief of Clients and Markets of PEGASYSTEMS INC and owns shares of PEGASYSTEMS INC (PEGA) stock worth about $6.11M.
- Signature
- /s/Kathryn Leach, Attorney-in-Fact for Leon Trefler
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Leon Trefler and return when a new Insider Trading filing appears.
This tracks SEC filing changes for this page using existing product update flows.
What Changed
- Largest disclosed position: PEGASYSTEMS INC ($6,114,914).
- Past-year value change for that position: -$1,242,300.
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 Leon Trefler
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| PEGA | PEGASYSTEMS INC | Chief of Clients and Markets | $6,114,914 | -$1,242,300 | -17% | 10 Mar 2026 |
Insider Transactions Reported by Leon Trefler:
| 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.