Updated Jul 16, 2026 · Last SEC filing 2026-05-29
ESSEX PROPERTY TRUST, INC. (ESS) has filed 9 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-05-29. 1 Form 144 notices of proposed sale were filed for ESS stock. InsiderAlpha tracks every ESS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0000920522 |
|---|
| Form 4 filings (90d) | 9 |
|---|---|
| Form 144 notices (90d) | 1 |
| Latest Form 4 filing | 2026-05-29 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Kasaris Mary | Director | S — Open-market sale | 600 | $279.45 | $168K | SEC | |
| MARCUS GEORGE M | Director | A — Grant or award | 1.1K | $0.00 | — | SEC | |
| LYONS IRVING F III | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| Arabia John V | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| Johnson Amal M | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| GUST ANNE B | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| GUERICKE KEITH R | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| HAWTHORNE MARIA R | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| Kasaris Mary | Director | A — Grant or award | 633 | $0.00 | — | SEC | |
| Pak Barbara | Executive Vice President & CFO | F — Tax withholding / forfeiture | 206 | $256.18 | $53K | SEC | |
| Morrison Anne | EVP, CAO & General Counsel | F — Tax withholding / forfeiture | 89 | $256.18 | $23K | SEC | |
| Kleiman Angela L. | President and CEO | F — Tax withholding / forfeiture | 481 | $256.18 | $123K | SEC | |
| McGreevy Brennan | GVP and CAO | F — Tax withholding / forfeiture | 24 | $256.18 | $6K | SEC | |
| Burns Rylan | EVP & Chief Investment Officer | F — Tax withholding / forfeiture | 121 | $256.18 | $31K | SEC | |
| Kleiman Angela L. | President and CEO | F — Tax withholding / forfeiture | 473 | $258.06 | $122K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for ESSEX PROPERTY TRUST, INC. (ESS). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Kasaris Mary | 2 | $168K |
| Johnson Amal M | 1 | — |
| GUERICKE KEITH R | 1 | — |
| GUST ANNE B | 1 | — |
| LYONS IRVING F III | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ESS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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