Planet Labs trust plans sale of 55K shares

Planet Labs PBC (symbol PL) has a notice of proposed sale of restricted securities under Rule 144 filed on behalf of the Johnson Joint Revocable Trust.

Rhea-AI Filing Summary

Planet Labs PBC (symbol PL) has a notice of proposed sale of restricted securities under Rule 144 filed on behalf of the Johnson Joint Revocable Trust. The trust indicates an intention to sell up to 55,663 shares of common stock, with an approximate aggregate market value of $891,721.26, through Morgan Stanley Smith Barney LLC on the NYSE, referencing a date of September 17, 2026.

The notice also lists prior Rule 10b5-1 sales by the Johnson Joint Revocable Trust of 110,028 shares of Planet Labs common stock on July 23, 2026 for proceeds of $2,429,462.25. The securities to be sold are associated with Restricted Stock Units originally acquired from the issuer.

Key Figures

Shares proposed for sale under Rule 144: 55,663 shares Aggregate market value of proposed sale: $891,721.26 Shares sold in prior 3 months: 110,028 shares +4 more

7 metrics

Shares proposed for sale under Rule 144 55,663 shares Common stock of Planet Labs PBC to be sold by Johnson Joint Revocable Trust

Aggregate market value of proposed sale $891,721.26 Estimated value of 55,663 Planet Labs PBC shares referenced for September 17, 2026

Shares sold in prior 3 months 110,028 shares Rule 10b5-1 sales by Johnson Joint Revocable Trust on July 23, 2026

Proceeds from prior 3-month sales $2,429,462.25 Total consideration for 110,028 shares sold on July 23, 2026

Reported shares outstanding context 340,354,193 shares Figure listed alongside the Rule 144 sale information for Planet Labs PBC

Planned sale date reference September 17, 2026 Date associated with the proposed Rule 144 sale information

Date of prior 10b5-1 sale July 23, 2026 Date of 110,028-share sale by Johnson Joint Revocable Trust

Key Terms

Rule 144, Restricted Stock Units, 10b5-1, Form 144

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Units financial

"Common | 09/15/2026 | Restricted Stock Units | Issuer"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

10b5-1 regulatory

"10b5-1 Sales for JOHNSON JOINT REVOCABLE TRUST"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Form 144 regulatory

"144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing disclose for Planet Labs PBC (PL)?

It discloses that the Johnson Joint Revocable Trust plans to sell up to 55,663 shares of Planet Labs PBC common stock under Rule 144, with an indicated aggregate market value of about $891,721.26, in a transaction involving Morgan Stanley Smith Barney LLC on the NYSE.

Who is selling Planet Labs PBC (PL) shares in this Form 144?

The notice is filed for the account of the Johnson Joint Revocable Trust. The form is signed by Ashley Johnson, and relates to sales of Planet Labs PBC common stock under Rule 144, including shares originating from Restricted Stock Units granted by the issuer.

How many Planet Labs PBC (PL) shares are proposed to be sold?

The Rule 144 notice states an intention to sell up to 55,663 shares of Planet Labs PBC common stock. These shares are tied to Restricted Stock Units and are to be sold through Morgan Stanley Smith Barney LLC in transactions on the NYSE around September 17, 2026.

What prior Planet Labs PBC (PL) sales are reported in the last three months?

The filing reports prior Rule 10b5-1 sales for the Johnson Joint Revocable Trust of 110,028 shares of Planet Labs PBC common stock on July 23, 2026, for total proceeds of about $2,429,462.25 over the preceding three-month period.

What type of securities are being sold for Planet Labs PBC (PL) in this Form 144?

The securities are common stock of Planet Labs PBC, associated with Restricted Stock Units originally acquired from the issuer. The filing specifies that the planned sale under Rule 144 covers these RSU-related shares held by the Johnson Joint Revocable Trust.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/17/2026 - 04:32 PM Accepted by SEC EDGAR 09/17/2026 - 04:31 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001572854
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PLANET LABS PBC
SEC File Number	001-40166
Address of Issuer	645 Harrison Street, Floor 4 San Francisco CALIFORNIA 94107
Phone	4158293313
Name of Person for Whose Account the Securities are To Be Sold	Johnson Joint Revocable Trust
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	55663	891721.26	340354193	09/17/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/15/2026	Restricted Stock Units	Issuer			55663	09/15/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for JOHNSON JOINT REVOCABLE TRUST 645 Harrison Street, Floor 4 San Francisco CA 94107	Common	07/23/2026	110028	2429462.25

144: Remarks and Signature

Remarks
Date of Notice	09/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	04/23/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Ashley Johnson
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)