Rosty Raykov

Insider

First SEC filing: June 2, 2026 · Latest: June 2, 2026

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

FENC selling Aug. 3, 2026

Insider transactions

0 buys (P) 3 sells (S) Net: $-289,492 + 20 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

20 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 3, 2026	FENC	S 10b5-1	10,000	$9.58	$95,800	131,633 Direct	-7.06%	Disposed	22.2% (price as of 2026-08-20)
July 31, 2026	FENC	A	2,778	—	—	141,633 Direct	+2.00%	Acquired	(price as of 2026-08-20)
July 1, 2026	FENC	M	15,597	$2.45	$38,213	1,525,000 Direct	-1.01%	Disposed	378.0% (price as of 2026-08-20)
July 1, 2026	FENC	S 10b5-1	9,599	$10.41	$99,926	138,855 Direct	-6.47%	Disposed	12.5% (price as of 2026-08-20)
July 1, 2026	FENC	M	15,597	$2.45	$38,213	148,454 Direct	+11.74%	Acquired	378.0% (price as of 2026-08-20)
July 1, 2026	FENC	A	2,778	—	—	132,857 Direct	+2.14%	Acquired	(price as of 2026-08-20)
May 31, 2026	FENC	M	15,597	$2.45	$38,213	130,079	—	—	378.0% (price as of 2026-08-20)
May 31, 2026	FENC	A	2,778	—	—	130,079	—	—	(price as of 2026-08-20)
May 31, 2026	FENC	S	9,747	$9.62	$93,766	130,079	—	—	21.7% (price as of 2026-08-20)
Sept. 9, 2022	FENC	M	16,666	$0.72	$12,000	263,244 Direct	+6.76%	Acquired	1526.4% (price as of 2026-08-20)
Aug. 22, 2022	FENC	M	50,000	$1.05	$52,500	246,578 Direct	+25.44%	Acquired	1015.2% (price as of 2026-08-20)
Dec. 20, 2021	FENC	A	300,000	—	—	300,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 17, 2020	FENC	F	12,093	$5.71	$69,051	196,578 Direct	-5.80%	Disposed	105.1% (price as of 2026-08-20)
Aug. 14, 2020	FENC	F	38,013	$5.68	$215,914	208,671 Direct	-15.41%	Disposed	106.2% (price as of 2026-08-20)
Aug. 13, 2020	FENC	F	37,931	$5.77	$218,862	246,684 Direct	-13.33%	Disposed	102.9% (price as of 2026-08-20)
Aug. 13, 2020	FENC	F	97,136	$6.17	$599,329	284,615 Direct	-25.44%	Disposed	89.8% (price as of 2026-08-20)
Aug. 13, 2020	FENC	M	323,961	$1.85	$599,328	381,751 Direct	+560.58%	Acquired	533.0% (price as of 2026-08-20)
May 15, 2020	FENC	A	250,000	—	—	250,000 Direct	—	Acquired	(price as of 2026-08-20)
April 4, 2019	FENC	A	150,000	—	—	150,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 20, 2018	FENC	M	17,050	$1.44	$24,552	57,790 Direct	+41.85%	Acquired	713.2% (price as of 2026-08-20)
Aug. 20, 2018	FENC	M	17,050	$1.44	$24,552	40,470 Direct	+72.80%	Acquired	713.2% (price as of 2026-08-20)
Feb. 6, 2018	FENC	A	100,000	—	—	100,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 18, 2010	FENC	A	0	—	—	17,493,939 Direct	0.00%	Acquired	(price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 1, 2026	FENC	Stock Options [F4]	options (15,597)	$2.45	July 5, 2026	15,597	Disposed
Sept. 9, 2022	FENC	Commons Shares [F1]	options (16,666)	$0.72	Aug. 23, 2023	16,666	Acquired
Aug. 22, 2022	FENC	Common Shares [F1]	options (50,000)	$1.05	Nov. 20, 2022	50,000	Acquired
Dec. 20, 2021	FENC	Stock Option (right to buy) [F1]	Common Shares (300,000)	$4.08	Dec. 20, 2031	300,000	Acquired
May 15, 2020	FENC	Stock Option (right to buy) [F1]	Common Shares (250,000)	$6.93	May 15, 2030	250,000	Acquired
April 4, 2019	FENC	Stock Option (right to buy) [F1]	Common Shares (150,000)	$4.83	April 4, 2026	150,000	Acquired
Feb. 6, 2018	FENC	Stock Option (right to buy) [F1]	Common Shares (100,000)	$8.38	Feb. 6, 2025	100,000	Acquired
Aug. 18, 2010	FENC	Common Stock Options (right to buy) [F1]	Common Stock (17,493,939)	—	Aug. 18, 2017	0	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 10 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Sept. 20, 2017	FENC	Common Shares	40,740	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (323,961)	323,961	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (17,050)	17,050	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (50,000)	50,000	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (17)	17	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (83,333)	83,333	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (25,000)	25,000	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (150,000)	150,000	Direct
Sept. 20, 2017	FENC	Stock Option (right to buy)→ Common Shares (100,000)	100,000	Direct
July 17, 2009	FENC	Common Stock	1,000,000	Direct