Ryan Fischesser

Insider

First SEC filing: Oct. 4, 2024 · Latest: Oct. 4, 2024

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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

CRBU buying Jan. 11, 2022

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 14 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

14 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 22, 2022	CRBU	A	4,848	—	—	120,366 Direct	+4.20%	Acquired	(price as of 2026-08-20)
May 5, 2022	CRBU	M	1,138	—	—	18,176 Direct	-5.89%	Disposed	(price as of 2026-08-20)
May 5, 2022	CRBU	M	1,136	—	—	4,543 Direct	-20.00%	Disposed	(price as of 2026-08-20)
May 5, 2022	CRBU	M	1,138	$4.11	$4,677	115,518 Direct	+0.99%	Acquired	-60.0% (price as of 2026-08-20)
May 5, 2022	CRBU	M	1,136	$2.69	$3,056	114,380 Direct	+1.00%	Acquired	-38.8% (price as of 2026-08-20)
March 15, 2022	CRBU	M	1,138	—	—	19,314 Direct	-5.56%	Disposed	(price as of 2026-08-20)
March 15, 2022	CRBU	M	1,136	—	—	5,679 Direct	-16.67%	Disposed	(price as of 2026-08-20)
March 15, 2022	CRBU	M	1,138	$4.11	$4,677	113,244 Direct	+1.02%	Acquired	-60.0% (price as of 2026-08-20)
March 15, 2022	CRBU	M	1,136	$2.69	$3,056	112,106 Direct	+1.02%	Acquired	-38.8% (price as of 2026-08-20)
Jan. 11, 2022	CRBU	X	6,818	—	—	20,452 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Jan. 11, 2022	CRBU	X	569	—	—	6,815 Direct	-7.71%	Disposed	(price as of 2026-08-20)
Jan. 11, 2022	CRBU	P	6,818	$4.11	$28,022	109,082 Direct	+6.67%	Acquired	-60.0% (price as of 2026-08-20)
Jan. 11, 2022	CRBU	P	569	$2.69	$1,531	102,264 Direct	+0.56%	Acquired	-38.8% (price as of 2026-08-20)
Dec. 20, 2021	CRBU	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 20, 2021	CRBU	X	1,136	—	—	7,384 Direct	-13.33%	Disposed	(price as of 2026-08-20)
Dec. 20, 2021	CRBU	P	1,136	$2.69	$3,056	101,695 Direct	+1.13%	Acquired	-38.8% (price as of 2026-08-20)
Oct. 11, 2021	CRBU	X	1,746	—	—	8,520 Direct	-17.01%	Disposed	(price as of 2026-08-20)
Oct. 11, 2021	CRBU	P	1,746	$2.69	$4,697	100,559 Direct	+1.77%	Acquired	-38.8% (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
May 5, 2022	CRBU	Option to purchase Common Stock	Common Stock (1,138)	$4.11	March 29, 2031	1,138	Disposed
May 5, 2022	CRBU	Option to purchase Common Stock	Common Stock (1,136)	—	March 18, 2029	1,136	Disposed
March 15, 2022	CRBU	Option to purchase Common Stock	Common Stock (1,138)	$4.11	March 29, 2031	1,138	Disposed
March 15, 2022	CRBU	Option to purchase Common Stock	Common Stock (1,136)	—	March 18, 2029	1,136	Disposed
Jan. 11, 2022	CRBU	Option to purchase Common Stock	Common Stock (6,818)	$4.11	March 29, 2031	6,818	Disposed
Jan. 11, 2022	CRBU	Option to purchase Common Stock	Common Stock (569)	—	March 18, 2029	569	Disposed
Dec. 20, 2021	CRBU	Option to purchase Common Stock	Common Stock (40,000)	$15.16	Dec. 19, 2031	40,000	Acquired
Dec. 20, 2021	CRBU	Option to purchase Common Stock	Common Stock (1,136)	—	March 18, 2029	1,136	Disposed
Oct. 11, 2021	CRBU	Option to purchase Common Stock	Common Stock (1,746)	—	March 18, 2029	1,746	Disposed

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

Initial ownership (Form 3) 8 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 4, 2024	CRBU	Common Stock	—	Direct
Oct. 4, 2024	CRBU	Option to purchase Common Stock→ Common Stock (13,065)	13,065	Direct
Oct. 4, 2024	CRBU	Option to purchase Common Stock→ Common Stock (40,000)	40,000	Direct
Oct. 4, 2024	CRBU	Option to purchase Common Stock→ Common Stock (48,000)	48,000	Direct
Oct. 4, 2024	CRBU	Option to purchase Common Stock→ Common Stock (36,000)	36,000	Direct
July 23, 2021	CRBU	Common Stock	98,813	Direct
July 23, 2021	CRBU	Stock Option (Right to Buy)→ Common Stock (10,266)	10,266	Direct
July 23, 2021	CRBU	Stock Option (Right to Buy)→ Common Stock (27,270)	27,270	Direct