Sonic Fund II, L.P. - 31 Dec 2025 SCHEDULE 13G/A Report for Fennec Pharmaceuticals Inc. Common stock, no par value (the "Shares") (FENC)

Filing manager: Sonic Fund II, L.P.
Reporting owner: Kam Lawrence
Security: Fennec Pharmaceuticals Inc. Common stock, no par value (the "Shares")
Beneficially owned shares: 2,799,959 shares
Large-stake signal: Form
SCHEDULE 13G/A
Passive or exempt beneficial ownership filing.
Ownership
8.2%
Beneficial ownership of this reported class.
Shares
2,799,959 shares
Shares beneficially owned as disclosed.
Event date
31 Dec 2025
Date tied to the ownership event or amendment.
Accepted by SEC
17 Feb 2026
EDGAR acceptance date.
How to read this large-stake filing
Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
Compare this filing with the holder history and issuer page before treating the percentage as a current position.
Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership: 8.2%
Symbol: FENC
Shares outstanding: 34,145,841 shares
SEC form: SCHEDULE 13G/A
Accepted by SEC: 17 Feb 2026, 10:39:33 UTC
Event date: 31 Dec 2025
Source filing: View source filing

Key filing fact

Sonic Fund II, L.P. disclosed 8.2% ownership in Fennec Pharmaceuticals Inc. Common stock, no par value (the "Shares") (FENC) on 31 Dec 2025.

Key facts

Sonic Fund II, L.P. filed SCHEDULE 13G/A for Fennec Pharmaceuticals Inc. Common stock, no par value (the "Shares") (FENC).
Disclosed ownership: 8.2%.
Date of event: 31 Dec 2025.

This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

Reporting persons

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name	Ownership	Shares owned	Sole voting power	Shared voting power	Signature	Title
Sonic Fund II, L.P.	7.6%	2,607,357	0	2,607,357	/s/ Lawrence Kam	Lawrence Kam, Managing Member of Sonic GP LLC, its General Partner
Sonic GP LLC	7.6%	2,607,357	0	2,607,357	/s/ Lawrence Kam	Lawrence Kam, Managing Member
Kam Lawrence	8.2%	2,799,959	190,202	2,607,357	/s/ Lawrence Kam	Lawrence Kam, a natural person

CIK / CUSIP context first

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