Rosty Raykov - 01 Jul 2026 Form 4 Insider Report for FENNEC PHARMACEUTICALS INC. (FENC)

Reporting relationship: Former Director
Issuer ticker: FENC
Reported as of: 01 Jul 2026
Net transaction value: -$99,926
SEC form: 4
Accepted by SEC: 02 Jul 2026, 16:05:14 UTC
Prior SEC filing: 02 Jun 2026
Next SEC filing: 03 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Rosty Raykov

Key filing fact

Rosty Raykov filed Form 4 for FENNEC PHARMACEUTICALS INC. (FENC) on 02 Jul 2026.

Key facts

This page summarizes Rosty Raykov's Form 4 filing for FENNEC PHARMACEUTICALS INC. (FENC).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 02 Jul 2026, 16:05.

Change

Previous filing in this sequence was filed on 02 Jun 2026.
Current net transaction value: -$99,926.

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 0001468316 Primary reporting owner

Raykov Rosty

Relationship: Former Director
Address: C/O FENNEC PHARMACEUTICALS, INC., PO BOX 13628, 68 TW ALEXANDER DRIVE, RESEARCH TRIANGLE PARK
Signature: /s/ Rosty Raykov
Signature date: 02 Jul 2026

Reported non-derivative transactions

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

FENC transaction

Common shares

Award

Transaction value
Shares: +2,778
Change %: +2.1%
Price: $0.000000^*
Shares after: 132,857
Date: 01 Jul 2026
Ownership: Direct
Footnotes: F1

FENC transaction

Common shares

Options Exercise

Transaction value
Shares: +15,597
Change %: +12%
Price: $2.45^*
Shares after: 148,454
Date: 01 Jul 2026
Ownership: Direct
Footnotes: F2

FENC transaction

Common shares

Sale

Transaction value: $99,926
Shares: -9,599
Change %: -6.5%
Price: $10.41
Shares after: 138,855
Date: 01 Jul 2026
Ownership: Direct
Footnotes: F3

Reported derivative securities

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

FENC transaction Derivative

Stock Options

Options Exercise

Transaction value
Shares: -15,597
Change %: -1%
Price: $2.45^*
Shares after: 1,525,000
Date: 01 Jul 2026
Ownership: Direct
Underlying class: options
Underlying amount: 15,597
Exercise price: $2.45
Footnotes: F4

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

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

Rosty Raykov is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

Represents shares released from restriction from shares awarded 5/16/2024.

Footnote F2

Shares acquired through the exercise of an option pursuant to a 10b5-1 plan adopted on September 19, 2025.

Footnote F3

Shares sold to satisfy tax obligation on option exercise pursuant to a 10b5-1 plan adopted on September 19, 2025.

Footnote F4

Represents options exercised pursuant to a 10b5-1 plan adopted on September 19, 2025.