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HAL · Additional Proxy Materials (DEFA14A) · Filed March 31, 2026

Halliburton Co — Additional Proxy Materials (DEFA14A)

Form
DEFA14A
Filed
March 31, 2026
Ticker
HAL
Accession
0000045012-26-000034
Halliburton Co on Boardroom AlphaView on SEC EDGAR
About Halliburton Co
Market cap
$33.5B
1Y TSR
+97.8%
3Y TSR
+11.1%
Board grade
C
Sector
Energy
CEO
Jeffrey Allen Miller
Last annual meeting: May 20, 2026 · View full Halliburton Co profile →
halliburtoncompanydefa14

 

 

 
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Frequently asked questions

When did Halliburton Co file this DEFA14A?
Halliburton Co (HAL) filed this Additional Proxy Materials (DEFA14A) with the SEC on March 31, 2026. The accession number assigned by EDGAR is 0000045012-26-000034.
What does a DEFA14A disclose?
DEFA14A is additional definitive proxy soliciting material filed in connection with a shareholder meeting — supplemental letters, slides, or amendments issued after the main proxy statement.
Where can I find Halliburton Co's prior proxy statements on EDGAR?
The SEC EDGAR browser lists every DEFA14A Halliburton Co has filed under CIK 45012, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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