Form4insider filings, from the source

Company · CIK 0001828536 · SIC 3690 — Miscellaneous Electrical Machinery, Equipment & Supplies · NYSE

Energy Vault Holdings, Inc. · NRGV

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $426k · 2sales $692k · 2net −$266k
$10k$10k$100k$100k$1M$1MbuyssalesMar 28Apr 27May 28Jun 28Jul 29Aug 29Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 26, 2026 SForm 4 →Aug 28, 5:08 pm EDTStephanie UnwinDirector115,000$3.71$426,984182,245−38.7%
Aug 17, 2026 PForm 4 →Aug 18, 9:43 am EDTDylan HixonDirector27,472$3.88$106,53627,472—
Aug 14, 2026 PForm 4 →Aug 17, 9:57 am EDTDylan HixonDirector85,518$3.74$319,78031,864—
Aug 4, 2026 AForm 4 →Aug 6, 4:33 pm EDTNitin DahiyaChief Financial Officer400,000——400,000—
Jul 6, 2026 SForm 4 →Jul 8, 5:12 pm EDTMichael Thomas BeerChief Financial Officer65,000$4.08$265,2001,021,806−5.98%
Jul 6, 2026 MForm 4 →Jul 8, 5:12 pm EDTMichael Thomas BeerChief Financial Officer50,000$1.17$58,5001,086,806—
Jun 30, 2026 FForm 4 →Jul 2, 4:06 pm EDTRobert PiconiChief Executive Officer, Director, 10% Owner141,682$4.71$667,32216,449,991—
Jun 30, 2026 FForm 4 →Jul 2, 4:06 pm EDTAkshay LadwaChief Operations Officer52,721$4.71$248,3162,088,615—
Jun 30, 2026 FForm 4 →Jul 2, 4:06 pm EDTMichael Thomas BeerChief Financial Officer24,139$4.71$113,6951,036,806—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 4, 2026 AForm 4 →Aug 6, 4:33 pm EDTNitin DahiyaChief Financial Officer400,000——400,000—
Jul 6, 2026 MForm 4 →Jul 8, 5:12 pm EDTMichael Thomas BeerChief Financial Officer50,000——700,000—
Jun 25, 2026 AForm 4 →Jun 26, 5:04 pm EDTRobert PiconiChief Executive Officer, Director, 10% Owner3,886,000——3,886,000—