STOCK TITAN

Vaxcyte COO sells 3,477 shares under 10b5-1

PCVX’s chief operating officer exercised options and sold shares under a Rule 10b5-1 plan, with additional shares withheld to cover RSU tax obligations.

(Moderate)
(Negative)
Form Type
4

Rhea-AI Filing Summary

Vaxcyte, Inc. (PCVX) chief operating officer Jim Wassil reported an option exercise and related share transactions. On September 1, 2026 he exercised 2,250 stock options at $5.35 per share into common stock, then sold 3,477 shares around $61 per share in open-market transactions under a Rule 10b5-1 trading plan. On August 31 and September 2, 2026, a total of 2,705 shares of common stock were withheld or surrendered at prices near $61 solely to cover tax liabilities from vesting RSUs. Following the exercise, Wassil held 66,648 stock options of the same series directly.

Positive

  • None.

Negative

  • None.
Insider Wassil Jim
Role CHIEF OPERATING OFFICER
Sold 3,477 shs ($212K)
Approx. gross sale proceeds $212K
Approx. exercise cost $12K
Type Security Shares Price Value
Tax Withholding Common Stock F1 1,432 $61.58 $88K
Exercise Stock Option (right to buy) F7 2,250 $0.00 $0.00
Exercise Common Stock 2,250 $5.35 $12K
Sale Common Stock F2, F3 1,537 $60.886 $94K
Sale Common Stock F2, F4 713 $61.481 $44K
Sale Common Stock F2, F5 924 $60.955 $56K
Sale Common Stock F2, F6 303 $61.424 $19K
Tax Withholding Common Stock F1 1,273 $60.74 $77K
Holdings After Transaction: Stock Option (right to buy) — 66,648 contracts (Direct); Common Stock — 153,609 shares (Direct)
Footnotes (7)
  1. F1. Represents shares surrendered to the Issuer to cover applicable tax withholding obligations realized upon the vesting of RSUs.
  2. F2. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on December 9, 2025.
  3. F3. The price reported is a weighted-average price. The shares were sold at prices ranging from $60.29 to $61.275. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
  4. F4. The price reported is a weighted-average price. The shares were sold at prices ranging from $61.31 to $62.04. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
  5. F5. The price reported is a weighted-average price. The shares were sold at prices ranging from $60.29 to $61.22. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
  6. F6. The price reported is a weighted-average price. The shares were sold at prices ranging from $61.34 to $61.48. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
  7. F7. Stock Option is fully vested and exercisable.
Shares sold 3,477 shares Common stock sales on September 1, 2026
Sale prices $60.886, $61.481, $60.955, $61.424 per share Weighted-average prices for multiple sale lots on September 1, 2026
Options exercised 2,250 shares Stock options exercised into common stock on September 1, 2026
Option exercise price $5.35 per share Exercise price for 2,250 stock options expiring April 17, 2030
Options held after transaction 66,648 options Directly held stock options of the same series following the exercise
Shares for tax withholding 2,705 shares Shares surrendered or withheld to cover RSU tax liabilities on August 31 and September 2, 2026
RSU tax-withholding prices $60.74 and $61.58 per share Per-share prices for tax-withholding dispositions on August 31 and September 2, 2026
Rule 10b5-1 plan adoption date December 9, 2025 Date the trading plan governing the reported sales was adopted
Rule 10b5-1 trading plan regulatory
"The sales reported on this Form 4 were effected 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.
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.
weighted-average price financial
"The price reported is a weighted-average price."
Weighted-average price is the average of multiple prices where each price is counted according to its size or importance—larger trades carry more weight than smaller ones, like averaging course grades by credit hours. It matters to investors because it gives a more realistic picture of the true price paid or received, helping assess trade execution, compare performance, calculate cost basis, and value positions more accurately than a simple average.
stock option financial
"Stock Option is fully vested and exercisable."
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.

FAQ

What did PCVX executive Jim Wassil report in this Form 4?

He reported exercising 2,250 stock options at $5.35 per share into common stock, selling 3,477 shares around $61 per share, and having 2,705 shares withheld or surrendered to cover RSU-related tax liabilities.

How many Vaxcyte (PCVX) shares did Jim Wassil sell and at what prices?

He sold a total of 3,477 shares of PCVX common stock on September 1, 2026 at weighted-average prices reported as $60.886, $61.481, $60.955, and $61.424 per share, across several open-market transactions.

Were the PCVX share sales by Jim Wassil under a Rule 10b5-1 plan?

Yes. A footnote states the sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted on December 9, 2025, indicating they followed a pre-arranged trading program.

What stock options did the PCVX COO exercise in this filing?

Jim Wassil exercised 2,250 stock options with an exercise price of $5.35 per share, expiring on April 17, 2030. After the transaction, he directly held 66,648 stock options of the same series.

How many PCVX shares were used to cover tax withholding for Jim Wassil?

He had 1,273 shares on August 31, 2026 and 1,432 shares on September 2, 2026 surrendered or withheld, for a total of 2,705 shares, to satisfy tax withholding obligations upon the vesting of RSUs.

What were the prices used for RSU tax-withholding share dispositions at PCVX?

Shares surrendered or withheld for RSU tax withholding were valued at $60.74 per share on August 31, 2026 and $61.58 per share on September 2, 2026, based on the reported transaction prices.

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

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SEC Form 4
FORM 4UNITED 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*
Wassil Jim

(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
CHIEF OPERATING OFFICER
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock08/31/2026F1,273(1)D$60.74156,268D
Common Stock09/01/2026M2,250A$5.35158,518D
Common Stock09/01/2026S(2)1,537D$60.886(3)156,981D
Common Stock09/01/2026S(2)713D$61.481(4)156,268D
Common Stock09/01/2026S(2)924D$60.955(5)155,344D
Common Stock09/01/2026S(2)303D$61.424(6)155,041D
Common Stock09/02/2026F1,432(1)D$61.58153,609D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (right to buy)$5.3509/01/2026M2,250 (7)04/17/2030Common Stock2,250$066,648D
Explanation of Responses:
1. Represents shares surrendered to the Issuer to cover applicable tax withholding obligations realized upon the vesting of RSUs.
2. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on December 9, 2025.
3. The price reported is a weighted-average price. The shares were sold at prices ranging from $60.29 to $61.275. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
4. The price reported is a weighted-average price. The shares were sold at prices ranging from $61.31 to $62.04. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
5. The price reported is a weighted-average price. The shares were sold at prices ranging from $60.29 to $61.22. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
6. The price reported is a weighted-average price. The shares were sold at prices ranging from $61.34 to $61.48. The reporting person will provide upon request to the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
7. Stock Option is fully vested and exercisable.
Remarks:
Jim Wassil, by /s/ Peter N. Efremenko, Attorney-In-Fact09/02/2026
** Signature of Reporting PersonDate
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)