Nissim Darvish

Insider

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

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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

CMMB buying March 11, 2022

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 15 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

15 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 14, 2023	CMMB	A	20,572	—	—	20,572 Direct	—	Acquired	(price as of 2026-08-21)
March 16, 2023	CMMB	A	6,857	—	—	6,857 Direct	—	Acquired	(price as of 2026-08-21)
March 16, 2023	CMMB	A	6,857	—	—	6,857 Direct	—	Acquired	(price as of 2026-08-21)
March 11, 2022	CMMB	P	1,200	$4.28	$5,136	1,200 Direct	—	Acquired	-87.8% (price as of 2026-08-21)
March 7, 2022	CMMB	A	6,820	—	—	6,820 Direct	—	Acquired	(price as of 2026-08-21)
March 7, 2022	CMMB	A	6,820	—	—	6,820 Direct	—	Acquired	(price as of 2026-08-21)
March 7, 2022	CMMB	A	6,820	—	—	6,820 Direct	—	Acquired	(price as of 2026-08-21)
March 7, 2022	CMMB	A	6,820	—	—	6,820 Direct	—	Acquired	(price as of 2026-08-21)
April 19, 2021	CMMB	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-21)
April 19, 2021	CMMB	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-21)
April 19, 2021	CMMB	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-21)
April 19, 2021	CMMB	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-21)
April 19, 2021	CMMB	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-21)
March 16, 2021	CMMB	A	10,123	—	—	10,123 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 28, 2016	CMMB	A	10,123	—	—	10,123 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 28, 2016	CMMB	A	10,123	—	—	10,123 Direct	—	Acquired	(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 14, 2023	CMMB	Option to Purchase American Depositary Shares [F1,F2]	American Depositary Shares [F2] (20,572)	$1.70	June 14, 2033	20,572	Acquired
March 16, 2023	CMMB	Option to Purchase American Depositary Shares [F1,F2]	American Depositary Shares [F2] (6,857)	$1.62	March 21, 2033	6,857	Acquired
March 16, 2023	CMMB	Option to Purchase American Depositary Shares [F2]	American Depositary Shares [F1] (6,857)	$1.62	March 21, 2033	6,857	Acquired
March 7, 2022	CMMB	Option to Purchase American Depositary Shares [F1,F2]	American Depositary Shares [F2] (6,820)	$3.53	March 7, 2032	6,820	Acquired
March 7, 2022	CMMB	Option to Purchase American Depositary Shares [F2]	American Depositary Shares [F1] (6,820)	$3.53	March 7, 2032	6,820	Acquired
March 7, 2022	CMMB	Option to Purchase American Depositary Shares [F3]	American Depositary Shares [F1] (6,820)	$3.53	March 7, 2032	6,820	Acquired
March 7, 2022	CMMB	Option to Purchase American Depositary Shares	American Depositary Shares [F2] (6,820)	$3.53	March 7, 2032	6,820	Acquired
April 19, 2021	CMMB	Option to Purchase American Depositary Shares [F1,F2]	American Depositary Shares [F2] (11,884)	$27.26	April 19, 2031	11,884	Acquired
April 19, 2021	CMMB	Option to Purchase American Depositary Shares [F2]	American Depositary Shares [F1] (11,884)	$27.26	April 19, 2031	11,884	Acquired
April 19, 2021	CMMB	Option to Purchase American Depositary Shares [F3]	American Depositary Shares [F1] (11,884)	$27.26	April 19, 2031	11,884	Acquired
April 19, 2021	CMMB	Option to Purchase American Depositary Shares [F3]	American Depositary Shares [F2] (11,884)	$27.26	April 19, 2031	11,884	Acquired
April 19, 2021	CMMB	Option to Purchase American Depositary Shares	American Depositary Shares [F2] (11,884)	$27.26	April 19, 2031	11,884	Acquired
March 16, 2021	CMMB	Option to Purchase American Depositary Shares [F3]	American Depositary Shares [F1] (10,123)	$0.80	Oct. 27, 2026	10,123	Acquired
Oct. 28, 2016	CMMB	Option to Purchase American Depositary Shares [F1,F2]	American Depositary Shares [F2] (10,123)	$0.80	Oct. 27, 2017	10,123	Acquired
Oct. 28, 2016	CMMB	Option to Purchase American Depositary Shares [F2]	American Depositary Shares [F1] (10,123)	$0.80	Oct. 27, 2017	10,123	Acquired

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

Initial ownership (Form 3) 9 holdings

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

Date	Ticker	Security	Shares	Ownership
April 10, 2026	CMMB	American Depositary Shares	300	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (2,531)	2,531	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (2,971)	2,971	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (1,705)	1,705	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (1,714)	1,714	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (5,143)	5,143	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (4,221)	4,221	Direct
April 10, 2026	CMMB	Stock option (right to buy American Depositary Shares)→ American Depositary Shares (6,599)	6,599	Direct
March 25, 2021	CMMB	Option to purchase American Depositary Shares→ American Depositary Shares [F2] (10,123)	10,123	Direct