Insider at

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Insider transactions

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2 buys (P) 0 sells (S) Net: $25,258 + 15 non-open-market transactions below Avg return of open purchases vs now: 8279.0% 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
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 7, 2026 CLRB P 26,040 $0.01 $260 36,149 Direct +257.59% Acquired 16600.0% (price as of 2026-10-05)
May 7, 2026 CLRB P 8,680 $2.88 $24,998 20,451 Direct +73.74% Acquired -42.0% (price as of 2026-10-05)
July 2, 2025 CLRB P 10,000 $0.01 $100 10,000 Direct · Acquired 16600.0% (price as of 2026-10-05)
July 2, 2025 CLRB P 10,000 $4.99 $49,900 12,768 Direct +361.27% Acquired -66.5% (price as of 2026-10-05)
Jan. 10, 2025 CLRB P 30,000 $0.28 $8,400 83,141 Direct +56.45% Acquired -80.1% (price as of 2026-10-05)
Dec. 28, 2020 CLRB P 29,630 $1.35 $40,000 102,148 Direct +40.86% Acquired -99.6% (price as of 2026-10-05)
June 5, 2020 CLRB P 32,609 $0.01 $326 32,609 Direct · Acquired -44.3% (price as of 2026-10-05)
June 5, 2020 CLRB P 65,218 $1.14 $74,349 72,518 Direct +893.40% Acquired -99.5% (price as of 2026-10-05)
Feb. 28, 2019 CLRB P 100 $2.00 $200 7,300 Direct +1.39% Acquired -99.7% (price as of 2026-10-05)
Aug. 16, 2018 CLRB P 500 $2.71 $1,355 7,200 Direct +7.46% Acquired -99.8% (price as of 2026-10-05)
March 13, 2018 CLRB S 10b5-1 13,000 $1.18 $15,340 67,000 Direct -16.25% Disposed -100.0% (price as of 2026-10-05)

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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
July 7, 2026 CLRB Stock option (right to buy) Common stock (118,000) $3.14 May 28, 2036 118,000 Acquired
May 7, 2026 CLRB Warrants Common Stock (26,040) $2.88 · 26,040 Acquired
July 2, 2025 CLRB Warrants Common Stock (10,000) $5.25 July 2, 2030 10,000 Acquired
Feb. 14, 2025 CLRB Stock option (right to buy) Common Stock (500,000) $0.29 Feb. 14, 2035 500,000 Acquired
June 14, 2024 CLRB Stock option (right to buy) Common Stock (500,000) $2.65 Dec. 15, 2033 500,000 Acquired
June 23, 2023 CLRB Stock option (right to buy) Common Stock (144,000) $1.68 Jan. 17, 2033 144,000 Acquired
Jan. 17, 2023 CLRB Stock option (right to buy) Common Stock (144,000) $1.68 Jan. 17, 2033 144,000 Acquired
Jan. 25, 2022 CLRB Stock option (right to buy) Common Stock (475,000) $0.55 Jan. 25, 2032 475,000 Acquired
March 4, 2021 CLRB Stock option (right to buy) Common Stock (450,000) $1.74 March 4, 2021 450,000 Acquired
June 5, 2020 CLRB Series H Warrants Common Stock (32,609) $1.21 June 5, 2025 32,609 Acquired
Feb. 3, 2020 CLRB Stock option (right to buy) Common Stock (40,000) $2.71 Feb. 3, 2030 40,000 Acquired
Jan. 17, 2019 CLRB Stock option (right to buy) Common Stock (30,000) $1.99 Jan. 17, 2029 30,000 Acquired
Oct. 12, 2018 CLRB Stock option (right to buy) Common Stock (63,000) $2.61 Oct. 12, 2028 63,000 Acquired
Sept. 18, 2017 CLRB Employee Stock Option (right to buy) Common Stock (25,000) $1.83 Sept. 18, 2027 25,000 Acquired
July 15, 2016 CLRB Employee Stock Option (right to buy) Common Stock (75,000) $2.93 July 15, 2026 75,000 Acquired

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

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2024 $500,000 · · $1,230,000 $100,000 · · $1,830,000
2023 $480,000 · $113,758 $394,560 $288,000 · $86,242 $1,362,560
2022 $450,000 · · $206,435 $175,320 · · $831,755

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.