Insider · CIK 0001377160
Michael R Niggli
Files at GWH (ESS Tech, Inc.). First filing -, latest -.
In brief
Michael R Niggli files SEC Form 4 as director at GWH (ESS Tech, Inc.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Michael R Niggli has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 1 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 13, 2025 | GWH ESS Tech, Inc. | AGrant or award Common Stock | +13,513 | $0.00 | $0 | 90,825 | Oct 15, 2025 |
Questions about Michael R Niggli
Answered from the filings on this page, as of the latest one.
Is Michael R Niggli buying or selling?
Michael R Niggli has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Michael R Niggli's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Michael R Niggli has 0.
Where does Michael R Niggli file Form 4?
Michael R Niggli has filed Form 4 at GWH (ESS Tech, Inc.). 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.