William Gross

Insider Reports History

Entity
Individual
Location
C/O Bill Gross' Idealab, 130 W Union Street, Pasadena, CA
Signature
/s/ Timothy Maloche, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by William Gross:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Energy Vault Holdings, Inc. Director Common Stock 4.51M $5.64M $1.25 May 24, 2024 Held by Gross Goodstein Living Trust dated April 18, 2006
Energy Vault Holdings, Inc. Director Common Stock 1.59M $1.99M $1.25 May 24, 2024 Held by Idealab Studio, LLC
Energy Vault Holdings, Inc. Director Common Stock 1.41M $1.76M $1.25 May 24, 2024 Held by Idealab Holdings, LLC
Energy Vault Holdings, Inc. Director Common Stock 155K $194K $1.25 May 24, 2024 Direct
Energy Vault Holdings, Inc. Director Common Stock 100K $125K $1.25 May 24, 2024 Held by spouse as UTMA custodian for child
Heliogen, Inc. 10%+ Owner Common Stock 462 $702 $1.52 Feb 15, 2024 Indirect
Heliogen, Inc. 10%+ Owner Common Stock 0 $0 $1.52 Feb 15, 2024 Direct
Heliogen, Inc. 10%+ Owner Employee Stock Option (right to buy) 0 Jun 22, 2023 Direct

Insider Reports Filed by William Gross

Symbol Company Period Transactions Value $ Form Type Date Filed Role
NRGV Energy Vault Holdings, Inc. May 24, 2024 1 $0 4 May 29, 2024 Director
NRGV Energy Vault Holdings, Inc. Mar 13, 2024 0 $0 4/A Jun 20, 2024 Director
NRGV Energy Vault Holdings, Inc. Mar 13, 2024 1 $215K 4 Mar 15, 2024 Director
HLGN Heliogen, Inc. Feb 15, 2024 1 -$672K 4 Feb 20, 2024 10%+ Owner
NRGV Energy Vault Holdings, Inc. Dec 18, 2023 1 $0 4 Dec 20, 2023 Director
HLGN Heliogen, Inc. Jun 22, 2023 3 -$13.4K 4 Jun 23, 2023 10%+ Owner
HLGN Heliogen, Inc. Jun 15, 2023 2 $317K 4 Jun 16, 2023 10%+ Owner
HLGN Heliogen, Inc. Jun 9, 2023 3 -$66.4K 4 Jun 13, 2023 10%+ Owner
HLGN Heliogen, Inc. Jun 7, 2023 6 -$276K 4 Jun 9, 2023 10%+ Owner
HLGN Heliogen, Inc. Jun 5, 2023 6 -$46.2K 4 Jun 7, 2023 10%+ Owner
HLGN Heliogen, Inc. Jun 1, 2023 6 -$4K 4 Jun 5, 2023 10%+ Owner
HLGN Heliogen, Inc. May 30, 2023 3 -$51 4 Jun 1, 2023 10%+ Owner
NRGV Energy Vault Holdings, Inc. May 25, 2023 1 $0 4 May 30, 2023 Director
HLGN Heliogen, Inc. May 25, 2023 3 -$57.1K 4 May 30, 2023 10%+ Owner
HLGN Heliogen, Inc. May 23, 2023 6 -$25.7K 4 May 25, 2023 10%+ Owner
HLGN Heliogen, Inc. May 17, 2023 6 -$30.7K 4 May 19, 2023 10%+ Owner
HLGN Heliogen, Inc. Apr 12, 2023 0 $0 4/A May 22, 2023 10%+ Owner
HLGN Heliogen, Inc. Feb 13, 2023 0 $0 3/A May 22, 2023 10%+ Owner
NRGV Energy Vault Holdings, Inc. Dec 30, 2022 1 $0 4 Dec 30, 2022 Director
NRGV Energy Vault Holdings, Inc. Dec 16, 2022 1 $0 4 Feb 10, 2023 Director
HLGN Heliogen, Inc. Nov 18, 2022 1 $50K 4 Nov 22, 2022 CHIEF EXECUTIVE OFFICER, Director
NRGV Energy Vault Holdings, Inc. Oct 24, 2022 2 -$120K 4 Oct 26, 2022 Director
NRGV Energy Vault Holdings, Inc. Oct 20, 2022 1 -$337K 4 Oct 24, 2022 Director, 10%+ Owner
NRGV Energy Vault Holdings, Inc. Oct 10, 2022 2 -$176K 4 Oct 12, 2022 Director, 10%+ Owner
NRGV Energy Vault Holdings, Inc. Sep 26, 2022 2 -$166K 4 Sep 28, 2022 Director, 10%+ Owner
HLGN Heliogen, Inc. Sep 1, 2022 1 $0 4 Sep 6, 2022 CHIEF EXECUTIVE OFFICER, Director
NRGV Energy Vault Holdings, Inc. Aug 17, 2022 2 -$882K 4 Aug 19, 2022 Director
NRGV Energy Vault Holdings, Inc. Aug 11, 2022 3 $0 4 Aug 15, 2022 Director
HLGN Heliogen, Inc. Jun 14, 2022 1 $49.4K 4 Jun 16, 2022 Chief Executive Officer, Director
HLGN Heliogen, Inc. Jun 6, 2022 1 $49.1K 4 Jun 8, 2022 Chief Executive Officer, Director
NRGV Energy Vault Holdings, Inc. May 12, 2022 3 $0 4 May 16, 2022 Director, 10%+ Owner
NRGV Energy Vault Holdings, Inc. Feb 11, 2022 1 $0 4 Feb 15, 2022 Director, 10%+ Owner
NRGV Energy Vault Holdings, Inc. Feb 11, 2022 0 $0 3 Feb 15, 2022 Director
HLGN Heliogen, Inc. Dec 30, 2021 1 $0 4/A Jun 2, 2022 CHIEF EXECUTIVE OFFICER, Director
HLGN Heliogen, Inc. Dec 30, 2021 4 $0 4/A Jan 7, 2022 Chief Executive Officer, Director
HLGN Heliogen, Inc. Dec 30, 2021 0 $0 3 Jan 4, 2022 Chief Executive Officer, Director