Marc H. Hedrick - 01 Oct 2026 Form 4 Insider Report for CERENOME, INC. (CNSY)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: CNSY
Reported as of: 01 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 Oct 2026, 08:00:05 UTC
Prior SEC filing: 01 Jul 2026
Source filing: View source filing
Reporting owner signature: Andrew Sims, as attorney-in-fact

Key filing fact

Marc H. Hedrick filed Form 4 for CERENOME, INC. (CNSY) on 01 Oct 2026.

Key facts

This page summarizes Marc H. Hedrick's Form 4 filing for CERENOME, INC. (CNSY).
6 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 01 Oct 2026, 08:00.

Change

Previous filing in this sequence was filed on 01 Jul 2026.
Current net transaction value: $0.

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 0001203672 Primary reporting owner

HEDRICK MARC H

Relationship: Chief Executive Officer, Director
Address: C/O PLUS THERAPEUTICS INC., 6420 LEVIT GREEN BOULEVARD, SUITE 310, HOUSTON
Signature: Andrew Sims, as attorney-in-fact
Signature date: 01 Oct 2026

Reported non-derivative transactions

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

CNSY transaction

Common Stock

Options Exercise

Transaction value
Shares: +6,387
Change %: +14%
Price: $0.000000^*
Shares after: 50,870
Date: 01 Oct 2026
Ownership: Direct
Footnotes: F1, F2

CNSY transaction

Common Stock

Options Exercise

Transaction value
Shares: +8,066
Change %: +16%
Price: $0.000000^*
Shares after: 58,936
Date: 01 Oct 2026
Ownership: Direct
Footnotes: F1, F3

CNSY transaction

Common Stock

Options Exercise

Transaction value
Shares: +1,986
Change %: +3.4%
Price: $0.000000^*
Shares after: 60,922
Date: 01 Oct 2026
Ownership: Direct
Footnotes: F1, F4

Reported derivative securities

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

CNSY transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -6,387
Change %: -4.2%
Price: $0.000000^*
Shares after: 147,211
Date: 01 Oct 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 6,387
Exercise price: $0.000000
Footnotes: F2

CNSY transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -8,066
Change %: -5.5%
Price: $0.000000^*
Shares after: 139,145
Date: 01 Oct 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 8,066
Exercise price: $0.000000
Footnotes: F3

CNSY transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -1,986
Change %: -1.4%
Price: $0.000000^*
Shares after: 137,159
Date: 01 Oct 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,986
Exercise price: $0.000000
Footnotes: F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the issuer's Common Stock.

Footnote F2

Represents the vesting of an RSU grant which occurs in twelve substantially equal quarterly installments beginning on October 1, 2025.

Footnote F3

Represents the vesting of an RSU grant which occurs in twelve substantially equal quarterly installments beginning on April 1, 2026.

Footnote F4

Represents the vesting of an RSU grant which occurs in twelve substantially equal quarterly installments beginning on July 1, 2026.