Spire Global director acquires 2,818-share stock grant

Q: How many SPIR shares were reported through Porteous's RRE funds?

As of October 1, 2026, RRE Ventures V, L.P. held 596,181 shares and RRE Leaders Fund, L.P. held 248,071 shares. Their respective general partners, RRE Ventures GP V, LLC and RRE Leaders GP, LLC, had sole voting and dispositive power. Their managing members and officers were James D. Robinson IV, Stuart J. Ellman, and William D. Porteous; William Porteous disclaimed beneficial ownership except to the extent of any pecuniary interest.

Spire Global, Inc. director William Porteous acquired 2,818 fully vested restricted stock units on October 1, 2026, in lieu of $30,917.58 in cash compensation; the reported price was $10.97 per share.

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Rhea-AI Filing Summary

Spire Global, Inc. director William Porteous acquired 2,818 fully vested restricted stock units on October 1, 2026, in lieu of $30,917.58 in cash compensation; the reported price was $10.97 per share. His direct holdings after the award were 131,837 shares. As of October 1, 2026, separate indirect positions were 596,181 shares through RRE Ventures V, L.P. and 248,071 through RRE Leaders Fund, L.P.; Porteous disclaimed beneficial ownership except to the extent of any pecuniary interest.

Insider Trade Summary

Grant/Award: 2,818 shares

Grant/Award 3 txns

Insider Porteous William

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock ^F1	2,818	$10.97	$31K
holding	Class A Common Stock ^F2	--	--	--
holding	Class A Common Stock ^F2	--	--	--

Holdings After Transaction: Class A Common Stock — 131,837 shares (Direct); Class A Common Stock — 596,181 shares (Indirect, By: RRE Ventures V, L.P.); Class A Common Stock — 248,071 shares (Indirect, By: RRE Leaders Fund, L.P.)

Footnotes (2)

F1. Represents restricted stock units in lieu of cash compensation of $30,917.58, which are fully vested.
F2. RRE Ventures GP V, LLC is the general partner of RRE Ventures V, L.P., and its managing members and officers are James D. Robinson IV, Stuart J. Ellman, and William D. Porteous, and RRE Ventures GP V, LLC has sole voting and dispositive power with respect to the shares held by RRE Ventures V, L.P. RRE Leaders GP, LLC is the general partner of RRE Leaders Fund, LP and its managing members and officers are James D. Robinson IV, Stuart J. Ellman, and William D. Porteous, and RRE Leaders GP, LLC has sole voting and dispositive power with respect to the shares held by RRE Leaders Fund, LP. Mr. Porteous disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein.

Key Figures

Restricted stock units acquired: 2,818 shares Cash compensation replaced: $30,917.58 Reported price per share: $10.97 per share +3 more

6 metrics

Restricted stock units acquired 2,818 shares October 1, 2026; fully vested award

Cash compensation replaced $30,917.58 Restricted stock units issued in lieu of cash compensation

Reported price per share $10.97 per share Restricted stock unit acquisition on October 1, 2026

Direct holdings following award 131,837 shares October 1, 2026

RRE Ventures V, L.P. shares 596,181 shares Indirect position reported October 1, 2026

RRE Leaders Fund, L.P. shares 248,071 shares Indirect position reported October 1, 2026

Key Terms

restricted stock units, fully vested, sole voting and dispositive power, pecuniary interest

4 terms

restricted stock units financial

"Represents restricted stock units in lieu of cash compensation"

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.

fully vested financial

"which are fully vested"

sole voting and dispositive power regulatory

"has sole voting and dispositive power"

pecuniary interest financial

"except to the extent of any pecuniary interest therein"

FAQ

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How many SPIR shares did director William Porteous acquire?

William Porteous acquired 2,818 fully vested restricted stock units on October 1, 2026, in lieu of $30,917.58 in cash compensation. The reported price was $10.97 per share, and his direct holdings following the award were 131,837 shares.

How many SPIR shares were reported through Porteous's RRE funds?

As of October 1, 2026, RRE Ventures V, L.P. held 596,181 shares and RRE Leaders Fund, L.P. held 248,071 shares. Their respective general partners, RRE Ventures GP V, LLC and RRE Leaders GP, LLC, had sole voting and dispositive power. Their managing members and officers were James D. Robinson IV, Stuart J. Ellman, and William D. Porteous; William Porteous disclaimed beneficial ownership except to the extent of any pecuniary interest.

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Available on EDGAR 10/05/2026 - 08:00 PM Accepted by SEC EDGAR 10/05/2026 - 08:00 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^*

Porteous William

(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
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2026

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	10/01/2026		A		2,818⁽¹⁾	A	$10.97	131,837	D
Class A Common Stock								596,181	I	By: RRE Ventures V, L.P.⁽²⁾
Class A Common Stock								248,071	I	By: RRE Leaders Fund, L.P.⁽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)
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. Represents restricted stock units in lieu of cash compensation of $30,917.58, which are fully vested.

2. RRE Ventures GP V, LLC is the general partner of RRE Ventures V, L.P., and its managing members and officers are James D. Robinson IV, Stuart J. Ellman, and William D. Porteous, and RRE Ventures GP V, LLC has sole voting and dispositive power with respect to the shares held by RRE Ventures V, L.P. RRE Leaders GP, LLC is the general partner of RRE Leaders Fund, LP and its managing members and officers are James D. Robinson IV, Stuart J. Ellman, and William D. Porteous, and RRE Leaders GP, LLC has sole voting and dispositive power with respect to the shares held by RRE Leaders Fund, LP. Mr. Porteous disclaims beneficial ownership of the reported securities, except to the extent of any pecuniary interest therein.

	/s/ Griffin D. Foster, by Power of Attorney for William Porteous	10/05/2026
	** 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