Sec Form 4 Filing - Planishek Heather A. @ Palantir Technologies Inc. - 2023-08-01

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Planishek Heather A. 2. Issuer Name and Ticker or Trading Symbol Palantir Technologies Inc. [ PLTR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) See Remarks (Last) (First) (Middle) C/O PALANTIR TECHNOLOGIES INC., 1200 17TH STREET, FLOOR 15 3. Date of Earliest Transaction (MM/DD/YY) 08/01/2023 (Street) DENVER, CO80202 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class A Common Stock 08/01/2023 M( 1 ) 20,000 A $ 4.72 837,540 D Class A Common Stock 08/01/2023 S( 1 ) 20,000 D $ 20 817,540 D Class A Common Stock 8,130 I See Footnote ( 2 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Employee Stock Option (Right to buy) $ 4.72 08/01/2023 M( 1 ) 20,000 ( 3 ) 06/03/2030 Class A Common Stock 20,000 $ 0 321 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Planishek Heather A. C/O PALANTIR TECHNOLOGIES INC. 1200 17TH STREET, FLOOR 15 DENVER, CO80202 See Remarks Signatures /s/ Justin V. Laubach, under power of attorney 08/03/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )All transactions listed in this Form 4 are related and represent one series of transactions undertaken pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), entered into on March 8, 2023. The Reporting Person exercised vested Class A Common Stock options and immediately sold the resulting shares of Class A Common Stock in the open market. ( 2 )These shares are held of record by the Reporting Person as Custodian for a minor child under the Uniform Transfers to Minors Act (CO). The Reporting Person disclaims beneficial ownership of these shares, except to the extent of her pecuniary interest therein. ( 3 )The options exercised in this transaction were fully vested and exercisable as of the transaction date.

Remarks: Officer title: Chief Accounting Officer. This Form 4 has been compiled based on applicable requirements to reflect the specific transactions described herein and is not intended to disclose or describe all shares and/or other equity securities owned or beneficially held by the Reporting Person.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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