Insider · CIK 0002048274
Sean Thomas Willson
Files at VMRK (EQUITY RESIDENTIAL), AVB (AVALONBAY COMMUNITIES INC). First filing Aug 11, 2025, latest Aug 24, 2026.
In brief
Sean Thomas Willson files SEC Form 4 as officer at VMRK (EQUITY RESIDENTIAL), and also at AVB (AVALONBAY COMMUNITIES INC). Since Aug 11, 2025, Sean Thomas Willson has reported 0 open-market buys worth $0 and 4 open-market sells worth $91k, the latest filed on Aug 24, 2026.
A track record needs three past buys with six months of prices behind them; Sean Thomas Willson has 0, so none is measured yet.
The newest scored trade: sold $20k of VMRK on Aug 21, 2026, filed Aug 24, 2026, scored 30 (weak). In the last 12 months: 0 buys worth $0 and 3 sells worth $63k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
VMRK: EQUITY RESIDENTIAL
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 30Weak | EQUITY RESIDENTIAL | $20k 300 shares | -2% | +18% from low-5% from high | |
| 30Weak | EQUITY RESIDENTIAL | $16k 250 shares | -1% | +14% from low-8% from high | |
| 20Weak | AVBsell AVALONBAY COMMUNITIES INC | $27k 150 shares | -4% | - | |
| 20Weak | AVBsell AVALONBAY COMMUNITIES INC | $28k 150 shares | -4% | - |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Aug 21, 2026 | VMRK Vivmark Residential | 300 0.00% of outstanding | $20k | Aug 21, 2026 | $16k |
| Aug 19, 2026 | VMRK Vivmark Residential | 250 0.00% of outstanding | $16k | Aug 19, 2026 | none |
| Dec 2, 2025 | AVB AVALONBAY COMMUNITIES, INC. | 150 0.00% of outstanding | $27k | Dec 2, 2025 | none |
| Aug 7, 2025 | AVB AVALONBAY COMMUNITIES INC | 150 0.00% of outstanding | $28k | Aug 7, 2025 | none |
Transactions
Every row this insider has filed, 14 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 21, 2026 | VMRK EQUITY RESIDENTIAL | SOpen-market sale Common Shares Of Beneficial Interest | -300 | $66.31 | $20k | 17,988 | Aug 24, 2026 |
| Aug 17, 2026 | VMRK EQUITY RESIDENTIAL | AGrant or award Common Shares Of Beneficial Interest | +3,994 | $0.00 | $0 | 16,486 | Aug 19, 2026 |
| Aug 17, 2026 | VMRK EQUITY RESIDENTIAL | AGrant or award Common Shares Of Beneficial Interest | +2,052 | $0.00 | $0 | 18,538 | Aug 19, 2026 |
| Aug 19, 2026 | VMRK EQUITY RESIDENTIAL | SOpen-market sale Common Shares Of Beneficial Interest | -250 | $64.32 | $16k | 18,288 | Aug 19, 2026 |
| Aug 17, 2026 | AVB AVALONBAY COMMUNITIES INC | AGrant or award Common Stock, par value $.01 per share | +1,430 | $0.00 | $0 | 5,903 | Aug 17, 2026 |
| Aug 17, 2026 | AVB AVALONBAY COMMUNITIES INC | DDisposition to issuer Common Stock, par value $.01 per share | -5,903 | $0.00 | $0 | 0 | Aug 17, 2026 |
| Mar 1, 2026 | AVB AVALONBAY COMMUNITIES INC | FTax withholding Common Stock, par value $.01 per share | -249 | $177.23 | $44k | 4,373 | Mar 3, 2026 |
| Feb 26, 2026 | AVB AVALONBAY COMMUNITIES INC | AGrant or award Common Stock, par value $.01 per share | +559 | $0.00 | $0 | 4,218 | Mar 2, 2026 |
| Feb 26, 2026 | AVB AVALONBAY COMMUNITIES INC | AGrant or award Common Stock, par value $.01 per share | +404 | $0.00 | $0 | 4,622 | Mar 2, 2026 |
| Dec 2, 2025 | AVB AVALONBAY COMMUNITIES INC | SOpen-market sale Common Stock, par value $.01 per share | -150 | $180.27 | $27k | 3,579 | Dec 3, 2025 |
| Aug 7, 2025 | AVB AVALONBAY COMMUNITIES INC | SOpen-market sale Common Stock, par value $.01 per share | -150 | $188.32 | $28k | 3,711 | Aug 11, 2025 |
| Mar 1, 2025 | AVB AVALONBAY COMMUNITIES INC | FTax withholding Common Stock, par value $.01 per share | -203 | $226.18 | $46k | 3,777 | Mar 4, 2025 |
| Feb 26, 2025 | AVB AVALONBAY COMMUNITIES INC | AGrant or award Common Stock, par value $.01 per share | +285 | $0.00 | $0 | 3,678 | Feb 28, 2025 |
| Feb 26, 2025 | AVB AVALONBAY COMMUNITIES INC | AGrant or award Common Stock, par value $.01 per share | +302 | $0.00 | $0 | 3,980 | Feb 28, 2025 |
Questions about Sean Thomas Willson
Answered from the filings on this page, as of the latest one.
Is Sean Thomas Willson buying or selling?
In the last 12 months Sean Thomas Willson reported 0 open-market buys worth $0 and 3 open-market sells worth $63k on SEC Form 4; the latest was sold $20k of VMRK on Aug 21, 2026. Grants, option exercises and tax withholding are not counted.
How did Sean Thomas Willson's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Sean Thomas Willson has 0.
Where does Sean Thomas Willson file Form 4?
Sean Thomas Willson has filed Form 4 at VMRK (EQUITY RESIDENTIAL) as Senior Vice President & CAO; AVB (AVALONBAY COMMUNITIES INC) as Senior Vice President. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.