Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 26 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

26 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 30, 2024 CLDX S 20,853 $33.73 $703,372 1,860 Direct -91.81% Disposed -6.2% (price as of 2026-10-02)
Aug. 18, 2022 CLDX S 1,355 $36.38 $49,295 1,284 Direct -51.35% Disposed -13.0% (price as of 2026-10-02)
Aug. 17, 2022 CLDX S 31,312 $36.73 $1,150,090 1,284 Direct -96.06% Disposed -13.8% (price as of 2026-10-02)
Dec. 8, 2021 CLDX S 10b5-1 7,323 $40.00 $292,920 408 Direct -94.72% Disposed -20.9% (price as of 2026-10-02)
Nov. 1, 2021 CLDX S 10b5-1 2,120 $41.62 $88,234 408 Direct -83.86% Disposed -24.0% (price as of 2026-10-02)
Nov. 1, 2021 CLDX S 10b5-1 901 $43.06 $38,797 2,528 Direct -26.28% Disposed -26.5% (price as of 2026-10-02)
Nov. 1, 2021 CLDX S 10b5-1 4,302 $44.11 $189,761 3,429 Direct -55.65% Disposed -28.2% (price as of 2026-10-02)
June 10, 2020 CLDX P 1,050 $4.83 $5,072 1,367 Direct +331.23% Acquired 555.3% (price as of 2026-10-02)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
June 25, 2026 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (95,000) $34.09 June 25, 2036 95,000 Acquired
June 5, 2025 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (78,000) $19.53 June 5, 2035 78,000 Acquired
June 13, 2024 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (78,000) $36.43 June 13, 2034 78,000 Acquired
May 30, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (10,750) $2.78 June 19, 2029 10,750 Disposed
May 30, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (10,103) $9.02 June 13, 2028 10,103 Disposed
June 15, 2023 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (75,000) $36.87 June 15, 2033 75,000 Acquired
Aug. 18, 2022 CLDX Incentive Stock Option Common Stock (1,355) $9.02 June 13, 2028 1,355 Disposed
Aug. 17, 2022 CLDX Incentive Stock Option Common Stock (31,312) $2.78 June 19, 2029 31,312 Disposed
June 16, 2022 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (73,000) $22.48 June 16, 2032 73,000 Acquired
Dec. 8, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (5,466) $10.38 June 18, 2030 5,466 Disposed
Dec. 8, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (1,857) $9.02 June 13, 2028 1,857 Disposed
Nov. 1, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (938) $2.78 June 19, 2029 938 Disposed
Nov. 1, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (5,018) · June 13, 2028 5,018 Disposed
June 17, 2021 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (56,000) $28.00 June 17, 2031 56,000 Acquired
June 18, 2020 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (84,000) $10.38 June 18, 2030 84,000 Acquired
June 19, 2019 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (43,000) $2.78 June 19, 2029 43,000 Acquired
June 13, 2018 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (275,000) $0.60 June 13, 2028 275,000 Acquired
June 15, 2017 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (65,000) $2.32 June 15, 2027 65,000 Acquired

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

Initial ownership (Form 3) 6 holdings

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

DateTickerSecuritySharesOwnership
June 16, 2017 CLDX Common Stock, par value $0.001 per share 4,760 Direct
June 16, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (7,500) 7,500 Direct
June 16, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (20,000) 20,000 Direct
June 16, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (25,000) 25,000 Direct
June 16, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (30,000) 30,000 Direct
June 16, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (22,000) 22,000 Direct