STOCK TITAN

Exagen (XGN) director grant corrects prior option total

(Neutral)
(Neutral)
Form Type
4/A

Rhea-AI Filing Summary

EXAGEN INC. (XGN) director Bruce C. Robertson reported a grant of 37,500 stock options on June 9, 2026. The options have an exercise price of $4.31 per share, are exercisable for 37,500 shares of common stock, and expire on June 8, 2036. The award becomes fully vested and exercisable on the earlier of the first anniversary of the grant date or the next annual meeting of stockholders, subject to his continued board service. An earlier Form 4 had overstated his post-grant holdings; this amendment clarifies that he beneficially owns 37,500 stock options in total.

Positive

  • None.

Negative

  • None.
Insider Robertson Bruce C
Role Director
Type Security Shares Price Value
Grant/Award Stock Option(right to buy) F1, F2 37,500 $0.00 $0.00
Holdings After Transaction: Stock Option(right to buy) — 37,500 shares (Direct)
Footnotes (2)
  1. F1. The entire number of shares subject to this option becomes fully vested and exercisable on the first to occur of (a) the first anniversary of the grant date or (b) the next occurring annual meeting of the Issuer's stockholders, subject to the Reporting Person's continued service on the board of directors of the Issuer through such vesting date.
  2. F2. On August 19, 2026, the reporting person filed a Form 4 which inadvertently reported that, following his grant of 37,500 stock options, he beneficially owned 55,000 stock options. In fact, as reported in this amendment, the reporting person was granted 37,500 and beneficially owns 37,500 stock options.
Stock options granted 37,500 options Grant of stock options to Bruce C. Robertson on June 9, 2026
Exercise price $4.31 per share Conversion or exercise price of the granted stock options
Underlying shares 37,500 shares Shares of common stock underlying the stock options
Expiration date June 8, 2036 Expiration of the stock options granted June 9, 2026
Beneficially owned options after grant 37,500 options Total options beneficially owned by Bruce C. Robertson as corrected in the amendment
Stock Option financial
"The reporting person was granted 37,500 Stock Option(right to buy)"
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.
exercise price financial
"conversion_or_exercise_price": "4.3100""
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
beneficially owns financial
"the reporting person was granted 37,500 and beneficially owns 37,500 stock options"
Beneficially owns means a person or entity enjoys the economic benefits and control of a security even if the legal title or registration is held in another name. Think of it like having the keys and profits from a car that is registered to a friend: you use it, benefit from it, and make decisions about it even though the official paperwork lists someone else. For investors, this matters because it reveals who truly controls shares, affects voting power, potential conflicts of interest, and regulatory disclosure obligations.
fully vested and exercisable financial
"The entire number of shares subject to this option becomes fully vested and exercisable"

FAQ

What insider transaction did EXAGEN INC. (XGN) report in this Form 4/A?

EXAGEN INC. reported that director Bruce C. Robertson received a grant of 37,500 stock options on June 9, 2026, exercisable for 37,500 shares of common stock at an exercise price of $4.31 per share, expiring June 8, 2036.

What is the exercise price and term of Bruce Robertson’s XGN stock options?

Bruce Robertson’s stock options have an exercise price of $4.31 per share and are exercisable for 37,500 shares of EXAGEN INC. common stock. They expire on June 8, 2036, giving a long-dated option term from the June 9, 2026 grant date.

When do Bruce Robertson’s EXAGEN INC. (XGN) options vest?

The 37,500 options become fully vested and exercisable on the first to occur of (a) the first anniversary of the June 9, 2026 grant date or (b) the next annual meeting of EXAGEN INC. stockholders, subject to his continued service on the board through that vesting date.

How many EXAGEN INC. (XGN) options does Bruce Robertson beneficially own after this filing?

After this grant and as clarified in the amendment, Bruce Robertson beneficially owns 37,500 stock options of EXAGEN INC. An earlier Form 4 had inadvertently reported beneficial ownership of 55,000 options, which this Form 4/A corrects.

Why did EXAGEN INC. (XGN) file this Form 4/A amendment?

The amendment corrects a prior Form 4 filed on August 19, 2026, which inadvertently stated that Bruce Robertson beneficially owned 55,000 stock options after the grant. The accurate figure, as reported here, is a grant of 37,500 options and beneficial ownership of 37,500 options.

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Learn about SEC filing dates
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*
Robertson Bruce C

(Last)(First)(Middle)
1261 LIBERTY WAY

(Street)
VISTA CALIFORNIA 92081

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
EXAGEN INC. [ XGN ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/09/2026
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)
08/19/2026
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
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)$4.3106/09/2026A37,50006/09/2026(1)06/08/2036Common Stock37,500$037,500(2)D
Explanation of Responses:
1. The entire number of shares subject to this option becomes fully vested and exercisable on the first to occur of (a) the first anniversary of the grant date or (b) the next occurring annual meeting of the Issuer's stockholders, subject to the Reporting Person's continued service on the board of directors of the Issuer through such vesting date.
2. On August 19, 2026, the reporting person filed a Form 4 which inadvertently reported that, following his grant of 37,500 stock options, he beneficially owned 55,000 stock options. In fact, as reported in this amendment, the reporting person was granted 37,500 and beneficially owns 37,500 stock options.
Remarks:
/s/ Jeffrey G. Black, as attorney-in-fact08/24/2026
** 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)