Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 10 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

10 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 6, 2022 KRRO S 6,569 $1.52 $9,985 38,340 Direct -14.63% Disposed -87.3% (price as of 2026-10-02)
Feb. 22, 2022 KRRO S 1,584 $3.53 $5,592 22,771 Direct -6.50% Disposed -94.5% (price as of 2026-10-02)
Feb. 18, 2022 KRRO S 1,411 $3.87 $5,461 24,355 Direct -5.48% Disposed -95.0% (price as of 2026-10-02)
Feb. 17, 2022 KRRO S 1,303 $4.20 $5,473 25,766 Direct -4.81% Disposed -95.4% (price as of 2026-10-02)
Feb. 16, 2022 KRRO S 1,233 $4.43 $5,462 27,069 Direct -4.36% Disposed -95.6% (price as of 2026-10-02)
Feb. 15, 2022 KRRO S 1,261 $4.33 $5,460 28,302 Direct -4.27% Disposed -95.5% (price as of 2026-10-02)
May 17, 2021 KRRO P 10,000 $8.85 $88,500 10,000 Direct · Acquired -97.8% (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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Jan. 26, 2023 KRRO Restricted Stock Unit Common Stock (105,000) · · 105,000 Acquired
Aug. 17, 2022 KRRO Stock Option Common Stock (90,000) $38.99 Jan. 28, 2031 90,000 Disposed
Aug. 17, 2022 KRRO Stock Option Common Stock (90,000) $2.14 Jan. 28, 2031 90,000 Acquired
July 5, 2022 KRRO Restricted Stock Unit Common Stock (17,500) · · 17,500 Disposed
Feb. 17, 2022 KRRO Restricted Stock Unit Common Stock (150,000) · · 150,000 Acquired
Feb. 14, 2022 KRRO Restricted Stock Unit Common Stock (17,500) · · 17,500 Disposed
April 20, 2021 KRRO Restricted Stock Unit Common Stock (35,000) · · 35,000 Acquired
Jan. 29, 2021 KRRO Stock Option Common Stock (90,000) $38.99 Jan. 28, 2031 90,000 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
2021 $343,500 $77,500 · · $136,800 · $14,500 $3,303,416

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