Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 14 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

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 23, 2026 SPRO A 20,000 · · 20,000 Direct · Acquired (price as of 2026-10-02)
June 23, 2026 SPRO A 10,000 · · 85,000 Direct +13.33% Acquired (price as of 2026-10-02)
June 12, 2025 SPRO A 20,000 · · 75,000 Direct +36.36% Acquired (price as of 2026-10-02)
May 29, 2024 SPRO A 20,000 · · 55,000 Direct +57.14% Acquired (price as of 2026-10-02)
Oct. 5, 2023 SPRO A 20,000 · · 35,000 Direct +133.33% Acquired (price as of 2026-10-02)
Jan. 3, 2023 SPRO A 15,471 $1.29 $19,958 15,471 Direct · Acquired -7.8% (price as of 2026-10-02)
Sept. 15, 2022 SPRO A 15,000 · · 15,000 Direct · Acquired (price as of 2026-10-02)
Jan. 5, 2022 SPRO A 2,214 $9.03 $19,992 2,214 Direct · Acquired -86.8% (price as of 2026-10-02)
Aug. 17, 2021 SPRO A 7,500 · · 7,500 Direct · Acquired (price as of 2026-10-02)
Jan. 4, 2021 SPRO A 1,314 $13.31 $17,489 1,314 Direct · Acquired -91.1% (price as of 2026-10-02)
Oct. 27, 2020 SPRO A 7,500 · · 7,500 Direct · Acquired (price as of 2026-10-02)
Jan. 2, 2020 SPRO A 5,408 $6.47 $34,990 5,408 Direct · Acquired -81.6% (price as of 2026-10-02)
June 5, 2019 SPRO A 6,073 · · 6,073 Direct · Acquired (price as of 2026-10-02)
June 5, 2018 SPRO A 6,073 · · 6,073 Direct · Acquired (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
June 23, 2026 SPRO Stock Option (right to buy) Common Stock (20,000) $2.15 June 23, 2036 20,000 Acquired
Jan. 3, 2023 SPRO Stock Option (Right to Buy) Common Stock (15,471) $1.74 Jan. 3, 2033 15,471 Acquired
Jan. 5, 2022 SPRO Stock Option (Right to Buy) Common Stock (2,214) $13.19 Jan. 5, 2032 2,214 Acquired
Aug. 17, 2021 SPRO Stock Option (right to buy) Common Stock (7,500) $13.69 Aug. 17, 2031 7,500 Acquired
Jan. 4, 2021 SPRO Stock Option (right to buy) Common Stock (1,314) $17.93 Jan. 4, 2031 1,314 Acquired
Oct. 27, 2020 SPRO Stock Option (right to buy) Common Stock (7,500) $13.52 Oct. 27, 2030 7,500 Acquired
Jan. 2, 2020 SPRO Stock Option (right to buy) Common Stock (5,408) $9.87 Jan. 2, 2030 5,408 Acquired
June 5, 2019 SPRO Stock Option (right to buy) Common Stock (6,073) $10.67 June 5, 2029 6,073 Acquired
June 5, 2018 SPRO Stock Option (right to buy) Common Stock (6,073) $11.54 June 5, 2028 6,073 Acquired

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

Initial ownership (Form 3) 3 holdings

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

DateTickerSecuritySharesOwnership
Nov. 1, 2017 SPRO Stock Option (Right to Buy)→ Common Stock · Direct
Nov. 1, 2017 SPRO Stock Option (Right to Buy)→ Common Stock · Direct
Nov. 1, 2017 SPRO Stock Option (Right to Buy)→ Common Stock · Direct