Vaxcyte president, CFO uses 2,705 shares for taxes

Vaxcyte’s president and CFO reported 2,705 shares withheld for RSU tax obligations and an indirect holding of 61,850 shares via a GRAT-related entity.

Rhea-AI Filing Summary

Vaxcyte, Inc. (PCVX) reported that its president and chief financial officer, Andrew Guggenhime, had 2,705 shares of common stock surrendered on August 31 and September 2, 2026 to cover tax withholding obligations arising from the vesting of restricted stock units. These dispositions were made by delivering or withholding shares rather than through open-market sales, and no Rule 10b5-1 trading plan is reported. Separately, 61,850 shares of common stock are shown as held indirectly through ALG 2025 GRAT HOLDINGS LLC, a grantor retained annuity trust–related entity for which Guggenhime is annuitant and trustee.

Insider Trade Summary

Tax Withholding: 2,705 shares

Tax Withholding 3 txns

Insider GUGGENHIME ANDREW

Role PRESIDENT AND CFO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	1,432	$61.58	$88K
Tax Withholding	Common Stock F1	1,273	$60.74	$77K
holding	Common Stock F2	--	--	--

Holdings After Transaction: Common Stock — 102,471 shares (Direct); Common Stock — 61,850 shares (Indirect, See Footnote)

Footnotes (2)

1. F1. Represents shares surrendered to the Issuer to cover applicable tax withholding obligations realized upon the vesting of RSUs.
2. F2. Shares are held by ALG 2025 GRAT HOLDINGS LLC, of which 100% of the limited liability company interest is owned by a grantor retained annuity trust, of which the Reporting Person is the annuitant and the trustee.

Key Figures

Shares withheld for taxes (total): 2,705 shares Shares withheld on August 31, 2026: 1,273 shares Price per share on August 31, 2026: $60.74 per share +3 more

6 metrics

Shares withheld for taxes (total) 2,705 shares Common stock surrendered to cover RSU tax withholding obligations on August 31 and September 2, 2026

Shares withheld on August 31, 2026 1,273 shares Common stock surrendered to cover RSU tax withholding at $60.74 per share

Price per share on August 31, 2026 $60.74 per share For 1,273 shares of common stock surrendered for RSU tax withholding

Shares withheld on September 2, 2026 1,432 shares Common stock surrendered to cover RSU tax withholding at $61.58 per share

Price per share on September 2, 2026 $61.58 per share For 1,432 shares of common stock surrendered for RSU tax withholding

Indirect common shares held 61,850 shares Common stock held indirectly through ALG 2025 GRAT HOLDINGS LLC as of August 31, 2026

Key Terms

restricted stock units, Rule 10b5-1, grantor retained annuity trust, tax withholding obligations

4 terms

restricted stock units financial

"tax withholding obligations realized upon the vesting of RSUs"

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.

Rule 10b5-1 regulatory

"no Rule 10b5-1 trading plan is reported for these transactions"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

grantor retained annuity trust financial

"owned by a grantor retained annuity trust, of which the Reporting Person"

A grantor retained annuity trust (GRAT) is an estate-planning tool where the person who creates the trust transfers assets into it but receives fixed cash payments (an annuity) from the trust for a set number of years; whatever remains after that term passes to designated beneficiaries. It matters to investors because it can shift future appreciation of assets out of the creator’s taxable estate—like putting an asset into a timed vending machine that pays you fixed amounts while any extra value that grows inside the machine goes to heirs with reduced gift or estate tax consequences.

tax withholding obligations financial

"shares surrendered to the Issuer to cover applicable tax withholding obligations"

FAQ

What insider transaction did Vaxcyte (PCVX) report for Andrew Guggenhime?

Andrew Guggenhime reported that 2,705 shares of Vaxcyte common stock were surrendered on August 31 and September 2, 2026 to cover tax withholding obligations associated with vesting restricted stock units, using share delivery/withholding rather than open-market sales.

On what dates and at what prices were Vaxcyte (PCVX) shares withheld for taxes?

On August 31, 2026, 1,273 shares were withheld at $60.74 per share. On September 2, 2026, 1,432 shares were withheld at $61.58 per share, all to satisfy RSU-related tax withholding obligations.

Were the Vaxcyte (PCVX) insider transactions made under a Rule 10b5-1 plan?

No. The filing indicates no Rule 10b5-1 trading plan for these transactions; the document-level checkbox for such a plan is marked false.

How many Vaxcyte (PCVX) shares does Andrew Guggenhime hold indirectly after these transactions?

The filing reports an indirect holding of 61,850 Vaxcyte common shares as of August 31, 2026, held through ALG 2025 GRAT HOLDINGS LLC, which is owned by a grantor retained annuity trust for which he is annuitant and trustee.

What is the nature of the indirect Vaxcyte (PCVX) share ownership reported for Andrew Guggenhime?

The 61,850 indirectly held shares are held by ALG 2025 GRAT HOLDINGS LLC. One hundred percent of this LLC is owned by a grantor retained annuity trust, and Andrew Guggenhime is described as both the annuitant and the trustee of that trust.

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

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Available on EDGAR 09/02/2026 - 07:57 PM Accepted by SEC EDGAR 09/02/2026 - 07:56 PM Learn about SEC filing dates

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^*

GUGGENHIME ANDREW

(Last) (First) (Middle)

C/O VAXCYTE, INC.

825 INDUSTRIAL ROAD, STE. 300

(Street)

SAN CARLOS CALIFORNIA 94070

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Vaxcyte, Inc. [ PCVX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

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
Common Stock	08/31/2026		F		1,273(1)	D	$60.74	103,903	D
Common Stock	09/02/2026		F		1,432(1)	D	$61.58	102,471	D
Common Stock								61,850	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 (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. Represents shares surrendered to the Issuer to cover applicable tax withholding obligations realized upon the vesting of RSUs.

2. Shares are held by ALG 2025 GRAT HOLDINGS LLC, of which 100% of the limited liability company interest is owned by a grantor retained annuity trust, of which the Reporting Person is the annuitant and the trustee.

Remarks:

	Andrew Guggenhime, by /s/ Peter N. Efremenko, Attorney-In-Fact	09/02/2026
	** 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)