Was Alexander D. Moore’s Palantir (PLTR) share sale under a Rule 10b5-1 plan?

Yes. The filing states Moore sold Palantir Class A shares pursuant to a Rule 10b5-1 trading plan entered into on December 11, 2025. Such plans pre-schedule trades, providing an affirmative defense and indicating the timing was not chosen opportunistically.

Palantir (NYSE: PLTR) director sells 16,000 shares under Rule 10b5-1 plan

Filing Impact

(Very High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Palantir Technologies director Alexander D. Moore reported open-market sales of 16,000 shares of Class A Common Stock on May 15, 2026. The trades were executed at weighted average prices in ranges from about $132.42 to $135.40 per share.

The filing states these transactions were made under a pre-arranged Rule 10b5-1 trading plan entered into on December 11, 2025, indicating a scheduled selling program rather than ad hoc market timing. After these sales, Moore directly holds 1,138,878 shares of Palantir Class A Common Stock.

Insights

Routine 10b5-1 sales of 16,000 Palantir shares by a director.

Director Alexander D. Moore sold 16,000 Class A shares on May 15, 2026 through four open-market transactions, at weighted average prices between about $132.42 and $135.40 per share. All transactions are coded "S" for sales.

The disclosure notes a Rule 10b5-1 trading plan adopted on December 11, 2025, which means the sales were pre-scheduled. Moore reports 1,138,878 shares owned directly after the trades, so the sale represents a relatively small portion of his holdings. Given the size and pre-planned nature, this looks like a routine liquidity event rather than a thesis-changing signal.

Insider Trade Summary 10b5-1

Net Seller: 16,000 shares ($2,144,663)

Net Sell 4 txns

Insider Moore Alexander D.

Role null

Sold 16,000 shs ($2.14M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	2,100	$133.0538	$279K
Sale	Class A Common Stock	10,800	$133.9692	$1.45M
Sale	Class A Common Stock	3,000	$134.9457	$405K
Sale	Class A Common Stock	100	$135.455	$14K

Holdings After Transaction: Class A Common Stock — 1,138,878 shares (Direct, null)

Footnotes (1)

The Reporting Person sold shares of Class A Common Stock in the open market pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), entered into on December 11, 2025. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $132.42 to $133.41. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $133.43 to $134.42. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $134.43 to $135.40. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

Key Figures

Shares sold: 16,000 shares Price range low: $132.42 per share Price range high: $135.40 per share +3 more

6 metrics

Shares sold 16,000 shares Total Class A shares sold on May 15, 2026

Price range low $132.42 per share Lower end of reported sale price range

Price range high $135.40 per share Upper end of reported sale price range

Post-transaction holdings 1,138,878 shares Class A shares directly owned after sales

Number of sale transactions 4 transactions Non-derivative open-market sales coded S

10b5-1 plan date December 11, 2025 Date Rule 10b5-1 trading plan was entered

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, open market sale, Class A Common Stock

4 terms

Rule 10b5-1 trading plan regulatory

"sold shares of Class A Common Stock in the open market pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sale price financial

"The price reported above reflects the weighted average sale price of trades occurring within that price range."

open market sale financial

"Sale in open market or private transaction"

An open market sale is when a company or a shareholder sells shares through the regular stock market to any willing buyer, using ordinary exchange trading rather than private deals. It matters to investors because it increases the number of shares available and can push the price down or change ownership balance—think of it like someone putting extra items on a supermarket shelf for any shopper to buy, which can lower the item's price if supply suddenly grows.

Class A Common Stock financial

"The Reporting Person sold shares of Class A Common Stock in the open market"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Form 4 Insider Transactions: What Each Field Means →

05/19/2026 - 08:07 PM

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Moore Alexander D.

(Last)

(First)

(Middle)

C/O PALANTIR TECHNOLOGIES INC.

19505 BISCAYNE BOULEVARD, SUITE 2350

(Street)

AVENTURA

FLORIDA

33180

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Palantir Technologies Inc. [ PLTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	05/15/2026		S⁽¹⁾		2,100	D	$133.0538⁽²⁾	1,138,878	D
Class A Common Stock	05/15/2026		S⁽¹⁾		10,800	D	$133.9692⁽³⁾	1,128,078	D
Class A Common Stock	05/15/2026		S⁽¹⁾		3,000	D	$134.9457⁽⁴⁾	1,125,078	D
Class A Common Stock	05/15/2026		S⁽¹⁾		100	D	$135.455	1,124,978	D

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The Reporting Person sold shares of Class A Common Stock in the open market pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), entered into on December 11, 2025.

2. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $132.42 to $133.41. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

3. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $133.43 to $134.42. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

4. This transaction represents sales executed in multiple open market sales. The sales reflected in this line item were made at prices ranging from $134.43 to $135.40. The price reported above reflects the weighted average sale price of trades occurring within that price range. See footnotes (2) through (4) for sales executed in price ranges on the date indicated. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

Remarks:

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. For additional details regarding the Reporting Person's overall stock and equity holdings, please see the Issuer's Proxy Statement filed with the Securities and Exchange Commission on April 24, 2026, including under the heading "Security Ownership Of Certain Beneficial Owners And Management" (subject to the definitions, explanations, and time periods described therein).

	/s/ Justin V. Laubach, under power of attorney	05/19/2026
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Palantir (PLTR) director Alexander D. Moore report?

Alexander D. Moore reported selling 16,000 shares of Palantir Class A Common Stock in open-market transactions on May 15, 2026. The sales were split across four trades at weighted average prices around $132–$135 per share under a pre-arranged trading plan.

At what prices did Alexander D. Moore sell his Palantir (PLTR) shares?

Moore’s reported sales occurred at weighted average prices ranging from about $132.42 to $135.40 per share. Each Form 4 line aggregates multiple trades within narrow price bands, and the filing notes detailed price breakdowns are available upon request.

How many Palantir (PLTR) shares does Alexander D. Moore hold after the sale?

After the reported transactions, Moore directly holds 1,138,878 shares of Palantir Class A Common Stock. This indicates the 16,000 shares sold on May 15, 2026 represent a relatively small portion of his overall reported ownership position in the company.

How many separate transactions did Alexander D. Moore execute in this Palantir (PLTR) Form 4?

The Form 4 lists four separate non-derivative transactions, each coded "S" for sale. Together, these open-market trades total 16,000 shares of Palantir Class A Common Stock sold on May 15, 2026, with each line reflecting a distinct weighted average sale price range.