Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 7 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

7 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Nov. 6, 2017 SPRO P 214,285 $14.00 $2,999,990 1,091,774 Indirect +24.42% Acquired -91.5% (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 5, 2018 SPRO Stock Option (right to buy) Common Stock (6,073) $11.54 June 5, 2028 6,073 Acquired
Nov. 6, 2017 SPRO Series C Preferred Stock Common Stock (408,937) · · 2,485,272 Disposed
Nov. 6, 2017 SPRO Series B Preferred Stock Common Stock (179,450) · · 681,818 Disposed
Nov. 6, 2017 SPRO Series A Preferred Stock Common Stock (289,102) · · 1,153,846 Disposed

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 Series A Preferred Stock→ Common Stock · Indirect
Nov. 1, 2017 SPRO Series B Preferred Stock→ Common Stock · Indirect
Nov. 1, 2017 SPRO Series C Preferred Stock→ Common Stock · Indirect