Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 37 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

37 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 14, 2024 CLDX S 17,172 $35.42 $608,232 28,125 Direct -37.91% Disposed -10.6% (price as of 2026-10-02)
May 30, 2024 CLDX S 35,000 $34.05 $1,191,750 25,128 Direct -58.21% Disposed -7.0% (price as of 2026-10-02)
Aug. 12, 2022 CLDX S 14,261 $36.76 $524,234 27,664 Direct -34.02% Disposed -13.9% (price as of 2026-10-02)
Aug. 12, 2022 CLDX S 2,065 $35.38 $73,060 25,599 Direct -7.46% Disposed -10.5% (price as of 2026-10-02)
Aug. 12, 2022 CLDX S 1,221 $34.62 $42,271 24,378 Direct -4.77% Disposed -8.6% (price as of 2026-10-02)
Aug. 11, 2022 CLDX S 2,453 $37.04 $90,859 24,378 Direct -9.14% Disposed -14.6% (price as of 2026-10-02)
Dec. 23, 2021 CLDX S 10b5-1 9,500 $42.00 $399,000 24,378 Direct -28.04% Disposed -24.6% (price as of 2026-10-02)
Nov. 15, 2021 CLDX S 10b5-1 2,048 $42.27 $86,569 26,878 Direct -7.08% Disposed -25.1% (price as of 2026-10-02)
Nov. 15, 2021 CLDX S 10b5-1 7,452 $43.92 $327,292 28,926 Direct -20.48% Disposed -27.9% (price as of 2026-10-02)
Aug. 10, 2021 CLDX S 682 $45.25 $30,860 29,378 Direct -2.27% Disposed -30.1% (price as of 2026-10-02)
Aug. 10, 2021 CLDX S 2,056 $45.25 $93,034 18,981 Direct -9.77% Disposed -30.1% (price as of 2026-10-02)
June 9, 2020 CLDX P 9,750 $3.05 $29,738 10,735 Direct +989.85% Acquired 937.7% (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 (93,000) $34.09 June 25, 2036 93,000 Acquired
Jan. 2, 2026 CLDX Incentive Stock Option (Right to Buy) Common Stock (4,817) $10.38 June 18, 2030 4,817 Disposed
June 5, 2025 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (81,000) $19.53 June 5, 2035 81,000 Acquired
June 14, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,201) $9.02 June 13, 2028 3,201 Disposed
June 14, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (16,968) $10.38 June 18, 2030 16,968 Disposed
June 13, 2024 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (81,000) $36.43 June 13, 2034 81,000 Acquired
May 30, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (25,000) $10.38 June 18, 2030 25,000 Disposed
Jan. 2, 2024 CLDX Incentive Stock Option (Right to Buy) Common Stock (10,750) $2.78 June 19, 2029 10,750 Disposed
June 15, 2023 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (80,000) $36.87 June 15, 2033 80,000 Acquired
Aug. 12, 2022 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,876) $9.02 June 13, 2028 3,876 Disposed
Aug. 12, 2022 CLDX Incentive Stock Option (Right to Buy) Common Stock (13,671) $2.78 June 19, 2029 13,671 Disposed
Aug. 11, 2022 CLDX Incentive Stock Option (Right to Buy) Common Stock (2,453) $9.02 June 13, 2028 2,453 Disposed
June 16, 2022 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (85,000) $22.48 June 16, 2032 85,000 Acquired
Dec. 23, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,750) $2.78 June 19, 2029 3,750 Disposed
Dec. 23, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,250) $9.02 June 13, 2028 3,250 Disposed
Nov. 15, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,750) $2.78 June 19, 2029 3,750 Disposed
Nov. 15, 2021 CLDX Incentive Stock Option (Right to Buy) Common Stock (3,250) $9.02 June 13, 2028 3,250 Disposed
Aug. 10, 2021 CLDX Incentive Stock Option Common Stock (11,079) $2.78 June 19, 2029 11,079 Disposed
Aug. 10, 2021 CLDX Incentive Stock Option Common Stock (10,302) · June 13, 2028 10,302 Disposed
June 17, 2021 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (85,000) $28.00 June 17, 2031 85,000 Acquired
June 18, 2020 CLDX Incentive Stock Option (right to buy) [F1] Common Stock (105,600) $10.38 June 18, 2030 105,600 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 (395,000) $0.60 June 13, 2028 395,000 Acquired

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

Initial ownership (Form 3) 7 holdings

07

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

DateTickerSecuritySharesOwnership
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (1,000) 1,000 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (5,250) 5,250 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (7,500) 7,500 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (12,000) 12,000 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (21,000) 21,000 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (21,000) 21,000 Direct
July 5, 2017 CLDX Employee Stock Option (right to buy)→ Common Stock (65,000) 65,000 Direct