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Notice of Proposed Sale · 144

Liberty Energy Inc.

LBRTNYSEEQUITYCurrent

Notice of Proposed Sale

Filed Oct 1, 2026Accepted Oct 1, 2026, 4:08 PM EDTFiling CIK 1705066Accession 0001921094-26-001064
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Structured filing — 144

primary_doc.xml

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer
Liberty Energy Inc.
Issuer CIK
0001694028
SEC file number
001-38081
Phone
(303) 515-2800
Person for whose account securities are to be sold
Stock Michael
Relationships to issuer
Officer
Street
950 17TH STREET
Street (continued)
SUITE 2400
City
DENVER
State / country code
CO
Postal code
80202

Securities proposed for sale

Securities proposed for sale · 1 reported row
SecurityProposed unitsAggregate market valueUnits outstandingApproximate sale dateExchangeBroker / market maker
Common3,33360,561.00163,191,41610/01/2026NYSECharles Schwab & Co., Inc.

Broker / market maker — proposed row 1, entry 1

Name
Charles Schwab & Co., Inc.
Street
3000 Schwab Way
City
Westlake
State / country code
TX
Postal code
76262

Acquisition of securities to be sold

Acquisition of securities to be sold · 1 reported row
SecurityAcquiredNature of acquisitionAcquired fromAmount acquiredGift transactionPayment dateNature of payment
Common04/01/2020RSU / PSULiberty Energy Inc.3,333N04/01/2020Equity Compensation

Sales reported in the preceding three months

Sales reported in the preceding three months · 4 reported rows
SellerSecuritySale dateAmount soldGross proceeds
Michael StockLiberty Energy Inc.07/01/20269,999258,874.00
Michael StockLiberty Energy Inc.08/03/20263,33359,827.00
Michael StockLiberty Energy Inc.08/04/20263,33366,660.00
Michael StockLiberty Energy Inc.09/01/20266,666132,253.00

Seller — prior-sale row 1, entry 1

Name
Michael Stock
Street
950 17TH STREET, SUITE 2400
City
DENVER
State / country code
CO
Postal code
80202

Seller — prior-sale row 2, entry 1

Name
Michael Stock
Street
950 17TH STREET, SUITE 2400
City
DENVER
State / country code
CO
Postal code
80202

Seller — prior-sale row 3, entry 1

Name
Michael Stock
Street
950 17TH STREET, SUITE 2400
City
DENVER
State / country code
CO
Postal code
80202

Seller — prior-sale row 4, entry 1

Name
Michael Stock
Street
950 17TH STREET, SUITE 2400
City
DENVER
State / country code
CO
Postal code
80202

Prior-sale reporting

Nothing to report for the preceding three months
N

Notice signature

Notice date
10/01/2026
Signed
Michael Stock
Plan adoption dates
02/17/2026

Company context

Liberty Energy Inc. (NYSE: LBRT) is a leading energy services company. Liberty is one of the largest providers of completion services and technologies to onshore oil, natural gas, and enhanced geothermal energy producers in North America. Liberty also owns and operates Liberty Power Innovations LLC, providing advanced distributed power and energy storage solutions, supported by strategic relationships across advanced nuclear, enhanced geothermal, and battery energy storage systems, serving the commercial and industrial, data center, energy, and mining industries. Liberty was founded in 2011 with a relentless focus on value creation through a culture of innovation and excellence and the development of next generation technology. Liberty is headquartered in Denver, Colorado.

Current securities

Recent company filings

  1. Entry into a Material Definitive AgreementSep 18, 2026
  2. 144 filingSep 1, 2026
  3. SCHEDULE 13G/A - filed by Liberty Energy Inc. regarding Tamboran Resources CorpAug 13, 2026
  4. 144 filingAug 4, 2026
  5. 144 filingAug 3, 2026

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