Elizabeth Hurlburt - 09 Sep 2025 Form 4 Insider Report for CorMedix Inc. (CRMD)

Reporting relationship: Chief Operating Officer
Issuer ticker: CRMD
Reported as of: 09 Sep 2025
Net transaction value: -$633,522
SEC form: 4
Accepted by SEC: 11 Sep 2025, 21:45:07 UTC
Prior SEC filing: 08 Sep 2025
Next SEC filing: 06 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Elizabeth Hurlburt

Key filing fact

Elizabeth Hurlburt filed Form 4 for CorMedix Inc. (CRMD) on 11 Sep 2025.

Key facts

This page summarizes Elizabeth Hurlburt's Form 4 filing for CorMedix Inc. (CRMD).
6 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 11 Sep 2025, 21:45.

Change

Previous filing in this sequence was filed on 08 Sep 2025.
Current net transaction value: -$633,522.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001735256 Primary reporting owner

Hurlburt Elizabeth

Relationship: Chief Operating Officer
Address: C/O CORMEDIX INC., 300 CONNELL DRIVE, SUITE 4200, BERKELEY HEIGHTS
Signature: /s/ Elizabeth Hurlburt
Signature date: 11 Sep 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CRMD transaction

Common Stock

Options Exercise

Transaction value: $18,670
Shares: +12,876
Change %: +7.3%
Price: $1.45
Shares after: 189,866
Date: 09 Sep 2025
Ownership: Direct

CRMD transaction

Common Stock

Sale

Transaction value: $173,955
Shares: -12,876
Change %: -6.8%
Price: $13.51
Shares after: 176,990
Date: 09 Sep 2025
Ownership: Direct
Footnotes: F1

CRMD transaction

Common Stock

Options Exercise

Transaction value: $59,625
Shares: +41,121
Change %: +23%
Price: $1.45
Shares after: 218,111
Date: 11 Sep 2025
Ownership: Direct

CRMD transaction

Common Stock

Sale

Transaction value: $537,863
Shares: -41,121
Change %: -19%
Price: $13.08
Shares after: 176,990
Date: 11 Sep 2025
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CRMD transaction Derivative

Stock Option (Right to Buy Common Stock)

Options Exercise

Transaction value: $0
Shares: -12,876
Change %: -24%
Price: $0.000000
Shares after: 41,121
Date: 09 Sep 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 12,876
Exercise price: $1.45
Footnotes: F3

CRMD transaction Derivative

Stock Option (Right to Buy Common Stock)

Options Exercise

Transaction value: $0
Shares: -41,121
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 11 Sep 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 41,121
Exercise price: $1.45
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

This transaction was executed in multiple trades at prices ranging from $13.50 to $13.61. The price reported in Column 4 is a weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

Footnote F2

This transaction was executed in multiple trades at prices ranging from $12.98 to $13.17. The price reported in Column 4 is a weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

Footnote F3

These options were granted 3/19/2018 and vested as follows: 37,200 vested over four years in four (4) equal installments on the first four anniversaries of 3/19/2018. The remaining options vested on the achievement of certain milestones.