Joseph D Hammer

XPON

Joseph D Hammer serves as director, officer: Former Chief Executive Officer at Expion360 Inc. (XPON). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

2 trades

$8.44M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$8.44M

Companies Traded

XPON, TBMCR

Active Period

Apr 2023 – Aug 2026

2 total trades

Most Recent

Buy XPON

Aug 25, 2026 · $4.50M

Joseph D Hammer's Insider Trading at Expion360 Inc. (XPON)

Buys

1 · $4.50M

Sells

0 · $0.00

Total Shares Bought

1,058,609

Total Shares Sold

XPON Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Aug 25, 2026	Buy	1,058,609	$4.25	$4.50M	1,058,609

Joseph D Hammer's Insider Trading at Trailblazer Merger Corporation I Rights (TBMCR)

Buys

1 · $3.94M

Sells

0 · $0.00

Total Shares Bought

394,500

Total Shares Sold

TBMCR Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Apr 4, 2023	Buy	394,500	$10.00	$3.94M	2,119,500

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