James Samuel Shannon

Insider

First SEC filing: Feb. 1, 2017 · Latest: June 12, 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

Insider transactions

1 buys (P) 0 sells (S) Net: $43,950 + 26 non-open-market transactions below Avg return of open purchases vs now: 3.8% 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

26 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 11, 2026	XLO	A	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-21)
May 20, 2026	MNKD	A	16,556	—	—	16,556 Direct	—	Acquired	(price as of 2026-08-21)
May 20, 2026	MNKD	A	82,781	—	—	82,781 Direct	—	Acquired	(price as of 2026-08-21)
March 26, 2026	XLO	P	5,000	$8.79	$43,950	10,000 Direct	+100.00%	Acquired	3.8% (price as of 2026-08-21)
March 1, 2026	MNKD	A	12,000	$3.27	$39,240	64,635 Direct	+22.80%	Acquired	31.7% (price as of 2026-08-21)
May 14, 2025	MNKD	A	52,854	—	—	52,854 Direct	—	Acquired	(price as of 2026-08-21)
June 13, 2024	XLO	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-21)
May 15, 2024	MNKD	A	35,047	—	—	35,047 Direct	—	Acquired	(price as of 2026-08-21)
May 25, 2023	MNKD	A	47,393	—	—	47,393 Direct	—	Acquired	(price as of 2026-08-21)
May 10, 2022	MNKD	A	45,045	—	—	45,045 Direct	—	Acquired	(price as of 2026-08-21)
May 20, 2021	MNKD	A	11,338	—	—	11,338 Direct	—	Acquired	(price as of 2026-08-21)
May 20, 2021	MNKD	A	33,860	—	—	33,860 Direct	—	Acquired	(price as of 2026-08-21)
May 21, 2020	MNKD	A	38,760	—	—	38,760 Direct	—	Acquired	(price as of 2026-08-21)
May 21, 2020	MNKD	A	88,235	—	—	88,235 Direct	—	Acquired	(price as of 2026-08-21)
May 14, 2019	MNKD	A	33,557	—	—	33,557 Direct	—	Acquired	(price as of 2026-08-21)
May 14, 2019	MNKD	A	72,115	—	—	72,115 Direct	—	Acquired	(price as of 2026-08-21)
May 16, 2018	MNKD	A	65,200	—	—	65,200 Direct	—	Acquired	(price as of 2026-08-21)
May 18, 2017	MNKD	A	65,200	—	—	65,200 Direct	—	Acquired	(price as of 2026-08-21)
May 18, 2017	MNKD	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-21)
May 21, 2015	MNKD	A	10,000	$4.63	$46,300	10,000 Direct	—	Acquired	-81.4% (price as of 2026-08-21)
May 21, 2015	MNKD	A	23,600	$4.63	$109,268	23,600 Direct	—	Acquired	-81.4% (price as of 2026-08-21)
May 21, 2015	MNKD	A	11,800	—	—	12,738 Direct	+1258.00%	Acquired	(price as of 2026-08-21)
June 2, 2011	MNKD	A	7,188	—	—	12,330 Direct	+139.79%	Acquired	(price as of 2026-08-21)
June 2, 2011	MNKD	A	10,000	$4.03	$40,300	10,000 Direct	—	Acquired	-78.6% (price as of 2026-08-21)
June 10, 2010	MNKD	A	5,142	—	—	5,142 Direct	—	Acquired	(price as of 2026-08-21)
June 10, 2010	MNKD	A	10,000	$6.25	$62,500	10,000 Direct	—	Acquired	-86.2% (price as of 2026-08-21)
Feb. 24, 2010	MNKD	A	30,000	$9.91	$297,300	30,000 Direct	—	Acquired	-91.3% (price as of 2026-08-21)

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
June 11, 2026	XLO	Stock Option (right to buy)	Common Stock (5,000)	$7.99	June 10, 2036	5,000	Acquired
May 20, 2026	MNKD	Restricted Stock Unit	Common Stock, $0.01 Par Value (16,556)	—	—	16,556	Acquired
May 20, 2026	MNKD	Restricted Stock Unit	Common Stock, $0.01 Par Value (82,781)	—	—	82,781	Acquired
May 14, 2025	MNKD	Restricted Stock Unit	Common Stock, $0.01 Par Value (52,854)	—	—	52,854	Acquired
June 13, 2024	XLO	Stock Option (right to buy)	Common Stock (50,000)	$1.05	June 12, 2034	50,000	Acquired
May 15, 2024	MNKD	Restricted Stock Unit	Common Stock, $.01 Par Value (35,047)	—	—	35,047	Acquired
May 25, 2023	MNKD	Restricted Stock Unit	Common Stock (47,393)	—	May 25, 2033	47,393	Acquired
May 10, 2022	MNKD	Restricted Stock Unit	Common Stock (45,045)	—	May 10, 2032	45,045	Acquired
May 20, 2021	MNKD	Restricted Stock Unit	Common Stock (11,338)	—	May 20, 2031	11,338	Acquired
May 20, 2021	MNKD	Restricted Stock Unit	Common Stock (33,860)	—	May 20, 2031	33,860	Acquired
May 21, 2020	MNKD	Restricted Stock Unit	Common Stock (38,760)	—	May 21, 2030	38,760	Acquired
May 21, 2020	MNKD	Restricted Stock Unit	Common Stock (88,235)	—	May 21, 2030	88,235	Acquired
May 14, 2019	MNKD	Restricted Stock Unit	Common Stock (33,557)	—	May 14, 2029	33,557	Acquired
May 14, 2019	MNKD	Restricted Stock Unit	Common Stock (72,115)	—	May 14, 2029	72,115	Acquired
May 16, 2018	MNKD	Restricted Stock Unit	Common Stock (65,200)	—	May 16, 2028	65,200	Acquired
May 18, 2017	MNKD	Restricted Stock Unit	Common Stock (65,200)	—	May 16, 2028	65,200	Acquired
May 18, 2017	MNKD	Stock Option (Right to Buy)	Common Stock (30,000)	$1.10	May 17, 2027	30,000	Acquired
May 21, 2015	MNKD	Employee Stock Option (right to buy)	Common (10,000)	$4.63	May 20, 2025	10,000	Acquired
May 21, 2015	MNKD	Employee Stock Option (right to buy)	Common Stock (23,600)	$4.63	May 20, 2025	23,600	Acquired
June 2, 2011	MNKD	Employee Stock Option (right to buy)	Common Stock (10,000)	$4.03	June 1, 2021	10,000	Acquired
June 10, 2010	MNKD	Employee Stock Option (right to buy)	Common Stock (10,000)	$6.25	June 9, 2020	10,000	Acquired
Feb. 24, 2010	MNKD	Employee Stock Option (right to buy)	Common Stock (30,000)	$9.91	Feb. 24, 2020	30,000	Acquired

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

Initial ownership (Form 3) 12 holdings

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

Date	Ticker	Security	Shares	Ownership
March 18, 2026	PRQR	Ordinary Shares	61,538	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (33,069)	33,069	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (32,164)	32,164	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (27,500)	27,500	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (14,918)	14,918	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (24,615)	24,615	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (23,239)	23,239	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (23,931)	23,931	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (22,608)	22,608	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (23,489)	23,489	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (22,128)	22,128	Direct
March 18, 2026	PRQR	Share Option (Right to Buy)→ Ordinary Shares (25,192)	25,192	Direct