Michael R. Niggli - Aug 29, 2024 Form 4 Insider Report for ESS Tech, Inc. (GWH)

Role
Director
Signature
/s/Kelly F. Goodman, by power of attorney for Michael R. Niggli
Stock symbol
GWH
Transactions as of
Aug 29, 2024
Transactions value $
$81,542
Form type
4
Date filed
9/3/2024, 05:02 PM
Previous filing
May 21, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction GWH Common Stock Options Exercise $81.5K +11.9K +18.11% $6.88 77.3K Aug 29, 2024 Direct F1
holding GWH Common Stock 5.68K Aug 29, 2024 See footnote F2
holding GWH Common Stock 5.68K Aug 29, 2024 See footnote F3
holding GWH Common Stock 5.68K Aug 29, 2024 See footnote F4
holding GWH Common Stock 5.68K Aug 29, 2024 See footnote F5
holding GWH Common Stock 15.2K Aug 29, 2024 See footnote F6
holding GWH Common Stock 21.7K Aug 29, 2024 See footnote F7
holding GWH Common Stock 5.41K Aug 29, 2024 See Footnotes F8
holding GWH Common Stock 5.41K Aug 29, 2024 See Footnote F9
holding GWH Common Stock 5.41K Aug 29, 2024 See Footnote F10

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction GWH Stock Option (right to buy) Options Exercise $0 -11.9K -100% $0.00 0 Aug 29, 2024 Common Stock 11.9K $6.88 Direct F11
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On August 23, 2024 the issuer completed a one-for-fifteen reverse stock split of its common stock. All of the share numbers have been adjusted to reflect this reverse stock split.
F2 The shares are held of record by the Chloe D. Niggli Gift Trust for which the reporting person serves as trustee.
F3 The shares are held of record by the Michael R. Niggli Jr. 2021 Gift Trust for which the reporting person serves as trustee.
F4 The shares are held of record by the Lorelei A. Niggli 2021 Gift Trust for which the reporting person serves as trustee.
F5 The shares are held of record by the Ian M. Niggli 2021 Gift Trust for which the reporting person serves as trustee.
F6 The shares are held of record by the Michael R. Niggli Family Trust for which the reporting person serves as trustee.
F7 The shares are held of record by the Linda Naviaux Niggli Trust for which the reporting person's spouse serves as trustee.
F8 The shares are held of record by the John Naviaux Gift Trust for which the spouse of the reporting person serves as trustee.
F9 The shares are held of record by the James Naviaux Gift Trust for which the spouse of the reporting person serves as trustee.
F10 The shares are held of record by the Laura C Sturr Gift Trust for which the spouse of the reporting person serves as trustee.
F11 The shares subject to the option vest in 48 equal monthly installments beginning on August 20, 2018.