Form 4 for FENC FENNEC PHARMACEUTICALS INC.

Accepted 2026-04-02 16:05:27 ET · period of report 2026-03-28 · accession 0002043411-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
DM	2026-04-02 16:05	2026-03-28+	FENC	Cioffi Christiana Marie	Chief Strategy Off	M - OptEx	$0.00	+19.2K	23.9K	+408%	$0
D	2026-04-02 16:05	2026-03-31	FENC	Cioffi Christiana Marie	Chief Strategy Off	A - Grant	$5.77	+120.0K	265.3K	+83%	+$692.4K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common shares	2026-03-31	M	A	17,106	$0.00	21,806	D	—	—	(F1) Represents settlement of PSUs that vested on March 31, 2026.
2	Common	Common shares	2026-03-31	M	A	158	$0.00	21,964	D	—	—	(F2) Represents shares released from restriction from shares awarded 3/28/2025.
3	Common	Common shares	2026-03-28	M	A	1,901	$0.00	23,865	D	—	—	(F2) Represents shares released from restriction from shares awarded 3/28/2025.
4	Derivative	Stock Options	2026-03-31	A	A	120,000	$5.77	265,300	D	$5.77 · 2027-03-31 to 2036-03-31	120,000 Common Shares	(F3) On March 31, 2026, granted incentive stock options to purchase 120,000 shares of the issuers common shares pursuant to the Issuer's 2020 Equity Incentive Plan. (F4) One-third of the shares subject to this option may be exercised as of March 31, 2027 ("Vesting Commencement Date"). One twenty-fourth of the shares subject to this option shall vest and may be exercised as of the last day of each month following the Vesting Commencement Date. As of March 31, 2029, 100% of the total number of shares subject to this option shall be vested.