Spire Global (NYSE: SPIR) chair’s tax-related share sale

Rhea-AI Filing Summary

Spire Global Executive Chairman Peter Platzer reported a small open-market sale of Class A Common Stock. He sold 1,800 shares at $18.31 per share, with the sale made to cover taxes tied to the settlement of restricted stock units under an automatic sale-to-cover instruction.

Following the sale, he holds 1,485,752 shares directly and 988,314 shares indirectly through his spouse. The footnotes state that the award agreement was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), indicating the tax-related sale was pre-arranged rather than discretionary.

Insider Trade Summary 10b5-1

Net Seller: 1,800 shares ($32,958)

Net Sell 2 txns

Insider Platzer Peter

Role Executive Chairman

Sold 1,800 shs ($33K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,800	$18.31	$33K
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 1,485,752 shares (Direct, null); Class A Common Stock — 988,314 shares (Indirect, By Spouse)

Footnotes (1)

1. The shares were sold to cover taxes associated with the settlement of restricted stock units, pursuant to an automatic sale-to-cover instruction in the applicable award agreement, which award agreement intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) was dated May 28, 2025. Theresa Condor and Peter Platzer, as husband and wife, share beneficial ownership of the securities held by each other.

Key Figures

Shares sold: 1,800 shares Sale price: $18.31 per share Direct holdings after sale: 1,485,752 shares +1 more

4 metrics

Shares sold 1,800 shares Open-market sale of Class A Common Stock

Sale price $18.31 per share Price for the 1,800 sold shares

Direct holdings after sale 1,485,752 shares Class A Common Stock held directly by Peter Platzer

Indirect holdings by spouse 988,314 shares Class A Common Stock held indirectly by spouse

Key Terms

restricted stock units, automatic sale-to-cover instruction, Rule 10b5-1(c), beneficial ownership

4 terms

restricted stock units financial

"taxes associated with the settlement of restricted stock units"

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.

automatic sale-to-cover instruction financial

"pursuant to an automatic sale-to-cover instruction in the applicable award agreement"

Rule 10b5-1(c) regulatory

"award agreement intended to satisfy the affirmative defense conditions of Rule 10b5-1(c)"

Rule 10b5-1(c) is an SEC guideline that lets company insiders set up a written, pre-planned schedule to buy or sell their company stock when they are not in possession of material, nonpublic information. For investors, it matters because such plans can reduce the appearance of insider trading by separating decisions from inside knowledge—like putting your trades on autopilot—while also requiring scrutiny since pre-planned trades can still affect market confidence and share value.

beneficial ownership financial

"share beneficial ownership of the securities held by each other"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Form 4 Insider Transactions: What Each Field Means →

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).

X

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^*

Platzer Peter

(Last) (First) (Middle)

8000 TOWERS CRESCENT DRIVE

SUITE 1100

(Street)

VIENNA VIRGINIA 22182

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Spire Global, Inc. [ SPIR ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/20/2026

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	04/20/2026		S		1,800(1)	D	$18.31	1,485,752	D
Class A Common Stock								988,314	I	By Spouse(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 (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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares were sold to cover taxes associated with the settlement of restricted stock units, pursuant to an automatic sale-to-cover instruction in the applicable award agreement, which award agreement intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) was dated May 28, 2025.

2. Theresa Condor and Peter Platzer, as husband and wife, share beneficial ownership of the securities held by each other.

	/s/ Griffin D. Foster, by Power of Attorney for Peter Plazter	04/22/2026
	** 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)

FAQ

What insider transaction did Spire Global (SPIR) report for Peter Platzer?

Spire Global reported that Executive Chairman Peter Platzer sold 1,800 shares of Class A Common Stock. The shares were sold at $18.31 each to cover taxes from restricted stock unit settlement under an automatic sale-to-cover instruction.

How many Spire Global (SPIR) shares does Peter Platzer hold after this Form 4?

After the reported transaction, Peter Platzer holds 1,485,752 Spire Global Class A shares directly. He also has indirect beneficial ownership of 988,314 additional shares held by his spouse, with the couple sharing beneficial ownership of each other’s holdings.

Was the Spire Global (SPIR) insider sale part of a Rule 10b5-1 plan?

Yes. The footnotes explain that the sale was executed under an automatic sale-to-cover instruction in an award agreement intended to meet Rule 10b5-1(c) affirmative defense conditions, indicating the tax-related sale was pre-arranged rather than a discretionary market-timing decision.

Why did Peter Platzer sell 1,800 Spire Global (SPIR) shares?

The shares were sold specifically to cover taxes arising from the settlement of restricted stock units. According to the filing’s footnote, this occurred pursuant to an automatic sale-to-cover instruction included in the applicable equity award agreement.

What is the relationship between Peter Platzer and the indirectly held Spire Global (SPIR) shares?

The filing shows 988,314 shares held indirectly “By Spouse.” A footnote states that Peter Platzer and his wife, Theresa Condor, share beneficial ownership of the securities held by each other, reflecting combined economic interest in those holdings.