Diane C. Young

Insider

First SEC filing: June 29, 2026 · Latest: June 29, 2026

On this page

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 25, 2026	CLDX	A	57,000	—	—	57,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 17, 2022	CLDX	M	19,000	$10.38	$197,220	21,115 Direct	+898.35%	Acquired	292.5% (price as of 2026-08-20)
Aug. 17, 2022	CLDX	S	19,000	$37.30	$708,700	2,115 Direct	-89.98%	Disposed	9.2% (price as of 2026-08-20)
Aug. 17, 2022	CLDX	M	45,000	$2.71	$121,950	47,115 Direct	+2127.66%	Acquired	1403.2% (price as of 2026-08-20)
Aug. 17, 2022	CLDX	M	19,000	—	—	48,400 Direct	-28.19%	Disposed	(price as of 2026-08-20)
Aug. 17, 2022	CLDX	M	45,000	—	—	15,000 Direct	-75.00%	Disposed	(price as of 2026-08-20)
June 16, 2022	CLDX	A	76,000	—	—	76,000 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 12, 2021	CLDX	M	4,600	—	—	67,400 Direct	-6.39%	Disposed	(price as of 2026-08-20)
Nov. 12, 2021	CLDX	S	4,600	$42.94	$197,524	2,115 Direct	-68.50%	Disposed	-5.1% (price as of 2026-08-20)
Nov. 12, 2021	CLDX	M	4,600	$10.38	$47,748	6,715 Direct	+217.49%	Acquired	292.5% (price as of 2026-08-20)
June 17, 2021	CLDX	A	72,000	—	—	72,000 Direct	—	Acquired	(price as of 2026-08-20)
June 18, 2020	CLDX	A	72,000	—	—	72,000 Direct	—	Acquired	(price as of 2026-08-20)
June 11, 2020	CLDX	P	2,115	$4.73	$10,004	2,115 Direct	—	Acquired	761.3% (price as of 2026-08-20)
July 8, 2019	CLDX	A	60,000	—	—	60,000 Direct	—	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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
June 25, 2026	CLDX	Incentive Stock Option (right to buy) [F1]	Common Stock (57,000)	$34.09	June 25, 2036	57,000	Acquired
Aug. 17, 2022	CLDX	Incentive Stock Option	Common Stock (19,000)	$10.38	June 18, 2030	19,000	Disposed
Aug. 17, 2022	CLDX	Incentive Stock Option	Common Stock (45,000)	$2.71	July 8, 2029	45,000	Disposed
June 16, 2022	CLDX	Incentive Stock Option (right to buy) [F1]	Common Stock (76,000)	$22.48	June 16, 2032	76,000	Acquired
Nov. 12, 2021	CLDX	Incentive Stock Option (Right to Buy)	Common Stock (4,600)	$10.38	June 18, 2030	4,600	Disposed
June 17, 2021	CLDX	Incentive Stock Option (right to buy) [F1]	Common Stock (72,000)	$28.00	June 17, 2031	72,000	Acquired
June 18, 2020	CLDX	Incentive Stock Option (right to buy) [F1]	Common Stock (72,000)	$10.38	June 18, 2030	72,000	Acquired
July 8, 2019	CLDX	Incentive Stock Option (right to buy) [F1]	Common Stock (60,000)	$2.71	July 8, 2029	60,000	Acquired

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