Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 13 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 20, 2025 GWH F 2,741 $1.96 $5,372 109,392 Direct -2.44% Disposed -92.0% (price as of 2026-10-02)
April 13, 2025 GWH A 42,500 · · 112,133 Direct +61.03% Acquired (price as of 2026-10-02)
Feb. 20, 2025 GWH F 1,987 $4.81 $9,557 69,633 Direct -2.77% Disposed -96.7% (price as of 2026-10-02)
Nov. 20, 2024 GWH F 1,889 $5.21 $9,842 71,620 Direct -2.57% Disposed -97.0% (price as of 2026-10-02)
Aug. 20, 2024 GWH F 1,886 $8.19 $15,446 73,509 Direct -2.50% Disposed -99.9% (price as of 2026-10-02)
May 20, 2024 GWH F 1,886 $12.15 $22,915 75,395 Direct -2.44% Disposed -99.9% (price as of 2026-10-02)
Feb. 20, 2024 GWH F 1,044 $13.67 $14,271 77,281 Direct -1.33% Disposed -99.9% (price as of 2026-10-02)
Feb. 15, 2024 GWH A 550,000 · · 1,242,468 Direct +79.43% Acquired (price as of 2026-10-02)
Nov. 20, 2023 GWH F 4,298 $17.55 $75,430 78,325 Direct -5.20% Disposed -99.9% (price as of 2026-10-02)
Aug. 20, 2023 GWH F 106 $18.15 $1,924 82,623 Direct -0.13% Disposed -99.9% (price as of 2026-10-02)
May 20, 2023 GWH F 100 $18.00 $1,800 82,729 Direct -0.12% Disposed -99.9% (price as of 2026-10-02)
March 13, 2023 GWH A 76,452 · · 692,468 Direct +12.41% Acquired (price as of 2026-10-02)
March 13, 2023 GWH A 77,949 · · 693,965 Direct +12.65% Acquired (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 3 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Nov. 10, 2022 GWH Common Stock 616,016 Direct
Nov. 8, 2022 GWH Class A ordinary shares 2,500,000 Direct
Nov. 7, 2022 GWH Class A ordinary shares 2,500,000 Direct

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

GWH

CFO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $250,965 · $102,850 · · · $12,818 $366,633
2024 $427,450 $176,323 $549,900 · · · $18,741 $1,172,414
2023 $415,000 $341,441 $87,912 · · · $7,907 $852,260

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.