STOCK TITAN

Maze Therapeutics (MAZE) SVP sells 2,500 shares after option exercise

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Maze Therapeutics SVP of Finance Amy Bachrodt exercised stock options and sold shares in a planned transaction. She exercised options to acquire 2,500 shares of Common Stock at $10.42 per share, then sold a total of 2,500 shares in open-market trades at weighted average prices of $29.3227 and $30.3367 per share. These sales were executed under a Rule 10b5-1 trading plan adopted on September 29, 2025. Following the transactions, she directly owns 12,965 shares of Common Stock.

Positive

  • None.

Negative

  • None.
Insider Bachrodt Amy
Role SVP, Finance
Sold 2,500 shs ($74K)
Type Security Shares Price Value
Exercise Stock Option (Right to Buy) 2,500 $0.00 --
Exercise Common Stock 2,500 $10.42 $26K
Sale Common Stock 2,200 $29.3227 $65K
Sale Common Stock 300 $30.3367 $9K
Holdings After Transaction: Stock Option (Right to Buy) — 33,833 shares (Direct); Common Stock — 15,465 shares (Direct)
Footnotes (1)
  1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 29, 2025. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.85 to $29.82 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnote 3 of this Form 4. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.05 to $30.50 per share, inclusive. The option vested or vests as to 1/48th of the total award monthly, with the first tranche vested on January 1, 2025, and each subsequent tranche vesting on the monthly anniversary thereof, subject to the reporting person's continued service to the Issuer on each vesting date.
Options Exercised 2,500 shares Stock options exercised into Common Stock on 2026-04-01 at $10.42
Exercise Price $10.42 per share Conversion price for 2,500 options into Common Stock
Shares Sold (first block) 2,200 shares Common Stock sold at weighted average $29.3227 on 2026-04-01
Shares Sold (second block) 300 shares Common Stock sold at weighted average $30.3367 on 2026-04-01
Post-transaction holdings 12,965 shares Common Stock directly owned after reported sales
Net share change -2,500 shares Net of 2,500 options exercised and 2,500 shares sold
Net-sell direction 2,500 shares transactionSummary shows net-sell of Common Stock
Rule 10b5-1 trading plan regulatory
"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person"
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.
Stock Option (Right to Buy) financial
"security_title": "Stock Option (Right to Buy)"
weighted average price financial
"The reported price in Column 4 is a weighted average price"
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
Exercise or conversion of derivative security financial
"transaction_code_description": "Exercise or conversion of derivative security"
open-market sale financial
"transaction_action": "open-market sale"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
vesting financial
"The option vested or vests as to 1/48th of the total award monthly"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
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).
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*
Bachrodt Amy

(Last)(First)(Middle)
C/O MAZE THERAPEUTICS, INC.
171 OYSTER POINT BOULEVARD, SUITE 300

(Street)
SOUTH SAN FRANCISCO CALIFORNIA 94080

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Maze Therapeutics, Inc. [ MAZE ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SVP, Finance
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026
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 Stock04/01/2026M(1)2,500A$10.4215,465D
Common Stock04/01/2026S(1)2,200D$29.3227(2)13,265D
Common Stock04/01/2026S(1)300D$30.3367(3)12,965D
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)$10.4204/01/2026M(1)2,500 (4)12/08/2034Common Stock2,500$033,833D
Explanation of Responses:
1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 29, 2025.
2. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.85 to $29.82 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnote 3 of this Form 4.
3. The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.05 to $30.50 per share, inclusive.
4. The option vested or vests as to 1/48th of the total award monthly, with the first tranche vested on January 1, 2025, and each subsequent tranche vesting on the monthly anniversary thereof, subject to the reporting person's continued service to the Issuer on each vesting date.
/s/ Courtney Phillips, as attorney-in-fact04/02/2026
** 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)

FAQ

What did Maze Therapeutics (MAZE) SVP Amy Bachrodt do in this Form 4 filing?

Amy Bachrodt exercised stock options and sold shares. She acquired 2,500 Maze Therapeutics common shares via option exercise, then sold 2,500 shares in open-market transactions, all under a pre-arranged Rule 10b5-1 trading plan.

How many Maze Therapeutics (MAZE) shares did the SVP sell and at what prices?

She sold 2,500 shares of Maze Therapeutics common stock. Sales occurred in multiple trades at weighted average prices of $29.3227 and $30.3367 per share, within price ranges disclosed in the Form 4 footnotes.

What option exercise is reported in this Maze Therapeutics (MAZE) Form 4?

The Form 4 reports Amy Bachrodt exercising options for 2,500 Maze Therapeutics common shares at an exercise price of $10.42 per share, converting a derivative position into directly held stock before executing related open-market sales.

How many Maze Therapeutics (MAZE) shares does the SVP own after these transactions?

After the reported transactions, Amy Bachrodt directly owns 12,965 shares of Maze Therapeutics common stock. This figure reflects her post-transaction holdings as shown in the final non-derivative transaction line of the Form 4.

Were the Maze Therapeutics (MAZE) insider sales made under a Rule 10b5-1 plan?

Yes. The Form 4 footnotes state that the reported transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by Amy Bachrodt on September 29, 2025, indicating the trades were pre-scheduled rather than discretionary market-timing decisions.