William John Hunter

Director at Trio Petroleum Corp · on record since Apr 17, 2023
Director at AMERICAN BATTERY TECHNOLOGY Co · on record since May 4, 2018
Director at ADVENT TECHNOLOGIES HOLDINGS, INC. · on record since Nov 15, 2018
President and CFO at ADVENT TECHNOLOGIES HOLDINGS, INC. · on record since Nov 15, 2018
Former Director at AMERICAN BATTERY TECHNOLOGY Co · on record since May 27, 2022

Insider trading activity of William John Hunter

Transactions on record: 28; since Oct 15, 2018

Open-market buys: 0

Open-market sells: 11; $1.8M

Companies traded: 3; last filing Aug 12, 2025

Figures computed from official regulatory filings — .

Companies where William John Hunter has traded

Trio Petroleum Corp3 tx · Aug 12, 2025
AMERICAN BATTERY TECHNOLOGY Co24 tx · $1.8M · Jan 3, 2022
ADVENT TECHNOLOGIES HOLDINGS, INC.1 tx · Feb 5, 2021

Track record of William John Hunter

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of William John Hunter

Co-insiders of William John Hunter

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Trio Petroleum CorpListing on record	Aug 12, 2025	Award	175,000	—	n/a (No price was disclosed in the filing)		SEC
Trio Petroleum CorpListing on record	Dec 4, 2024	Award	12,500	—	n/a (No price was disclosed in the filing)		SEC
Trio Petroleum CorpListing on record	Sep 6, 2023	Award	100,000	—	n/a (No price was disclosed in the filing)		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 3, 2022	Gift	450,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Oct 4, 2021	Award	3,641	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Oct 4, 2021	Award	4,808	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 21, 2021	Sell	-200,000	2.21 USD	$442K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 21, 2021	Sell	-158,617	2.28 USD	$361.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 16, 2021	Sell	-200,000	2.28 USD	$456K	Unusual size	SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 16, 2021	Sell	-191,383	2.18 USD	$417.2K	Unusual size	SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Apr 2, 2021	Award	4,717	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 9, 2021	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ADVENT TECHNOLOGIES HOLDINGS, INC.Listing unverified	Feb 5, 2021	Award	100,000	—	n/a (No price was disclosed in the filing)		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 6, 2021	Sell	-20,000	0.96 USD	$19.2K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 6, 2021	Sell	-20,000	1.40 USD	$28K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 4, 2021	Sell	-20,000	1.46 USD	$29.2K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 31, 2020	Sell	-20,000	1.48 USD	$29.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 30, 2020	Sell	-20,000	1.58 USD	$31.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 30, 2020	Sell	-20,000	1.53 USD	$30.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 12, 2020	Sell	-10,000	0.10 USD	$1K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 11, 2020	Award	10,000	0.10 USD	$1K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 2, 2020	Award	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 2, 2020	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 1, 2019	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Feb 20, 2019	Award	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Trio Petroleum CorpListing on record	Aug 12, 2025	Award	175,000	—	n/a (No price was disclosed in the filing)		SEC
Trio Petroleum CorpListing on record	Dec 4, 2024	Award	12,500	—	n/a (No price was disclosed in the filing)		SEC
Trio Petroleum CorpListing on record	Sep 6, 2023	Award	100,000	—	n/a (No price was disclosed in the filing)		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 3, 2022	Gift	450,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Oct 4, 2021	Award	3,641	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Oct 4, 2021	Award	4,808	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 21, 2021	Sell	-200,000	2.21 USD	$442K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 21, 2021	Sell	-158,617	2.28 USD	$361.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 16, 2021	Sell	-200,000	2.28 USD	$456K	Unusual size	SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 16, 2021	Sell	-191,383	2.18 USD	$417.2K	Unusual size	SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Apr 2, 2021	Award	4,717	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 9, 2021	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ADVENT TECHNOLOGIES HOLDINGS, INC.Listing unverified	Feb 5, 2021	Award	100,000	—	n/a (No price was disclosed in the filing)		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 6, 2021	Sell	-20,000	0.96 USD	$19.2K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 6, 2021	Sell	-20,000	1.40 USD	$28K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jan 4, 2021	Sell	-20,000	1.46 USD	$29.2K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 31, 2020	Sell	-20,000	1.48 USD	$29.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 30, 2020	Sell	-20,000	1.58 USD	$31.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Dec 30, 2020	Sell	-20,000	1.53 USD	$30.6K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 12, 2020	Sell	-10,000	0.10 USD	$1K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Jun 11, 2020	Award	10,000	0.10 USD	$1K		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 2, 2020	Award	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 2, 2020	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Mar 1, 2019	Award	1,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AMERICAN BATTERY TECHNOLOGY CoListing on record	Feb 20, 2019	Award	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC