Michael D Blaszyk

Insider

First SEC filing: June 10, 2026 · Latest: June 10, 2026

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 11 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

11 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 9, 2026	IBRX	A	65,600	—	—	65,600 Direct	—	Acquired	(price as of 2026-08-19)
June 18, 2025	IBRX	A	162,786	—	—	162,786 Direct	—	Acquired	(price as of 2026-08-19)
June 11, 2024	IBRX	A	77,633	—	—	77,633 Direct	—	Acquired	(price as of 2026-08-19)
June 13, 2023	IBRX	A	158,263	—	—	158,263 Direct	—	Acquired	(price as of 2026-08-19)
June 5, 2023	IBRX	P	23,430	$2.72	$63,730	23,430 Indirect	—	Acquired	195.6% (price as of 2026-08-19)
June 5, 2023	IBRX	P	48,000	$2.77	$132,960	71,430 Indirect	+204.87%	Acquired	190.3% (price as of 2026-08-19)
June 5, 2023	IBRX	P	485	$2.75	$1,334	71,915 Indirect	+0.68%	Acquired	192.4% (price as of 2026-08-19)
June 14, 2022	IBRX	A	167,937	—	—	167,937 Direct	—	Acquired	(price as of 2026-08-19)
June 10, 2021	IBRX	A	26,064	—	—	26,064 Direct	—	Acquired	(price as of 2026-08-19)
June 10, 2020	IBRX	A	100,000	—	—	100,000 Direct	—	Acquired	(price as of 2026-08-19)
June 6, 2019	IBRX	A	92,592	—	—	193,667 Direct	+91.61%	Acquired	(price as of 2026-08-19)
June 7, 2018	IBRX	A	27,322	—	—	101,075 Direct	+37.05%	Acquired	(price as of 2026-08-19)
June 9, 2017	IBRX	A	23,753	—	—	73,753 Direct	+47.51%	Acquired	(price as of 2026-08-19)
May 13, 2016	IBRX	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-19)

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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
June 9, 2026	IBRX	Stock Option (right to buy)	Common Stock (65,600)	$7.25	June 9, 2036	65,600	Acquired
June 18, 2025	IBRX	Stock Option (right to buy)	Common Stock (162,786)	$2.84	June 18, 2035	162,786	Acquired
June 11, 2024	IBRX	Stock Option (right to buy)	Common Stock (77,633)	$5.96	June 11, 2034	77,633	Acquired
June 13, 2023	IBRX	Stock Option (right to buy)	Common Stock (158,263)	$2.99	June 13, 2033	158,263	Acquired
June 14, 2022	IBRX	Stock Option (right to buy)	Common Stock (167,937)	$2.98	June 14, 2032	167,937	Acquired
June 10, 2021	IBRX	Stock Option (right to buy)	Common Stock (26,064)	$14.91	June 10, 2031	26,064	Acquired
June 10, 2020	IBRX	Stock Option (right to buy)	Common Stock (100,000)	$6.21	June 10, 2030	100,000	Acquired

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