Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 29 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

29 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Jan. 3, 2023 PRPO P 16,500 $0.60 $9,900 57,046 Direct +40.69% Acquired 92.8% (price as of 2026-10-02)
Oct. 3, 2022 PRPO P 11,000 $0.87 $9,570 40,546 Direct +37.23% Acquired 32.9% (price as of 2026-10-02)
March 1, 2022 PRPO P 3,268 $1.55 $5,065 29,546 Direct +12.44% Acquired -25.4% (price as of 2026-10-02)
Dec. 1, 2021 PRPO P 2,577 $1.89 $4,871 26,278 Direct +10.87% Acquired -38.8% (price as of 2026-10-02)
Sept. 7, 2021 PRPO P 1,484 $3.36 $4,986 23,701 Direct +6.68% Acquired -65.6% (price as of 2026-10-02)
June 1, 2021 PRPO P 755 $3.37 $2,544 22,217 Direct +3.52% Acquired -65.7% (price as of 2026-10-02)
March 1, 2021 PRPO P 1,025 $2.46 $2,522 21,462 Direct +5.02% Acquired -53.0% (price as of 2026-10-02)
Dec. 1, 2020 PRPO P 1,111 $2.23 $2,478 20,437 Direct +5.75% Acquired -48.1% (price as of 2026-10-02)
Sept. 1, 2020 PRPO P 1,150 $2.14 $2,461 19,326 Direct +6.33% Acquired -46.0% (price as of 2026-10-02)
July 6, 2020 PRPO P 2,585 $0.96 $2,482 18,176 Direct +16.58% Acquired 20.5% (price as of 2026-10-02)
July 6, 2020 PRPO P 1,550 $1.60 $2,480 15,591 Direct +11.04% Acquired -27.7% (price as of 2026-10-02)
Dec. 2, 2019 PRPO P 1,176 $2.09 $2,458 14,041 Direct +9.14% Acquired -44.7% (price as of 2026-10-02)
Sept. 3, 2019 PRPO P 965 $2.58 $2,490 12,865 Direct +8.11% Acquired -55.2% (price as of 2026-10-02)
June 7, 2019 PRPO P 586 $4.22 $2,473 586 Direct · Acquired -72.6% (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. 2, 2026 PRPO Stock Option (Right to Buy) Common Stock (15,000) $23.82 Jan. 2, 2036 15,000 Acquired
Jan. 14, 2025 PRPO Stock Option (Right to Buy) Common Stock (8,000) $6.06 Jan. 14, 2035 8,000 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (16,250) · Jan. 11, 2032 16,250 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (16,250) $30.80 Jan. 11, 2032 16,250 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (18,000) · March 8, 2031 18,000 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (18,000) $64.40 March 8, 2031 18,000 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,333) · Jan. 4, 2031 3,333 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,333) $42.00 Jan. 4, 2031 3,333 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,000) · Jan. 16, 2030 3,000 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,000) $42.80 Jan. 16, 2030 3,000 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (833) · March 18, 2029 833 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (833) $45.00 March 18, 2029 833 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,333) · Feb. 16, 2028 3,333 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (3,333) $213.00 Feb. 16, 2028 3,333 Disposed
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (222) · Sept. 26, 2027 222 Acquired
Aug. 31, 2024 PRPO Stock Option (Right to Buy) Common Stock (222) $561.00 Sept. 26, 2027 222 Disposed
June 21, 2024 PRPO Stock Option (Right to Buy) Common Stock (8,000) $4.98 June 21, 2034 8,000 Acquired
Jan. 6, 2023 PRPO Stock Option (Right to Buy) Common Stock (250,000) $0.62 Jan. 6, 2033 250,000 Acquired
Jan. 11, 2022 PRPO Stock Option (Right to Buy) Common Stock (325,000) $1.54 Jan. 11, 2032 325,000 Acquired
Aug. 3, 2021 PRPO Stock Option (Right to Buy) Common Stock (360,000) $3.22 Aug. 3, 2031 360,000 Acquired
Jan. 4, 2021 PRPO Stock Option (Right to Buy) Common Stock (66,666) $2.10 Jan. 4, 2031 66,666 Acquired
July 2, 2020 PRPO Stock Option (Right to Buy) Common Stock (22,500) $1.30 July 2, 2030 22,500 Acquired
Jan. 16, 2020 PRPO Stock Option (Right to Buy) Common Stock (60,000) $2.14 Jan. 16, 2030 60,000 Acquired
March 18, 2019 PRPO Stock Option (Right to Buy) Common Stock (250,000) $0.15 March 18, 2029 250,000 Acquired
March 18, 2019 PRPO Stock Option (Right to Buy) Common Stock (250,000) $0.15 March 18, 2029 250,000 Acquired
Feb. 16, 2018 PRPO Stock Option (Right to Buy) Common Stock (1,000,000) $0.71 Feb. 16, 2028 1,000,000 Acquired
Sept. 26, 2017 PRPO Stock Option (Right to Buy) [F1] Common Stock (66,666) $1.87 Sept. 26, 2027 66,666 Acquired
Sept. 26, 2017 PRPO Stock Option (Right to Buy) Common Stock (221,591) $1.87 Sept. 26, 2027 221,591 Acquired

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

Initial ownership (Form 3) 1 holding

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

DateTickerSecuritySharesOwnership
July 3, 2017 PRPO No Securities are beneficially owned. 0 Direct

Compensation (DEF 14A)

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

PRPO

CEO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2020 $261,218 $60,000 · $117,600 · · $13,674 $452,492
2019 $250,000 · · $34,000 · · $13,556 $297,556
2018 $250,000 · · · · · $13,797 $913,797

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