Cristina Larkin
CIK 1721173 · View on SEC EDGAR ↗
First SEC filing: Nov. 1, 2017 · Latest: Nov. 1, 2017
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 16, 2020 | SPRO | S 10b5-1 | 12,000 | $19.00 | $228,000 | 1,500 Direct | -88.89% | Disposed | -93.4% (price as of 2026-08-20) |
| July 5, 2018 | SPRO | S 10b5-1 | 4,000 | $17.50 | $70,000 | 1,500 Direct | -72.73% | Disposed | -92.9% (price as of 2026-08-20) |
| Nov. 6, 2017 | SPRO | P | 1,500 | $14.00 | $21,000 | 1,500 Direct | — | Acquired | -91.1% (price as of 2026-08-20) |
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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 1, 2022 | SPRO | Stock Option (Right to Buy) | Common Stock (53,190) | $11.18 | Feb. 1, 2032 | 53,190 | Acquired |
| Feb. 1, 2021 | SPRO | Stock Option (Right to Buy) | Common Stock (57,432) | $19.18 | Feb. 1, 2031 | 57,432 | Acquired |
| Dec. 16, 2020 | SPRO | Stock Option (Right to Buy) | Common Stock (12,000) | $5.90 | July 5, 2027 | 12,000 | Disposed |
| Feb. 3, 2020 | SPRO | Stock Option (Right to Buy) | Common Stock (55,000) | $9.34 | Feb. 3, 2030 | 55,000 | Acquired |
| Jan. 2, 2019 | SPRO | Stock Option (Right to Buy) | Common Stock (65,000) | $6.26 | Jan. 2, 2029 | 65,000 | Acquired |
| July 5, 2018 | SPRO | Stock Option (Right to Buy) | Common Stock (4,000) | $5.90 | July 5, 2027 | 4,000 | Disposed |
| Dec. 13, 2017 | SPRO | Stock Option (Right to Buy) | Common Stock (62,540) | $11.63 | Dec. 12, 2027 | 62,540 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| 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 |
| Nov. 1, 2017 | SPRO | Stock Option (Right to Buy)→ Common Stock | — | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2021 | $460,406 | — | — | — | $185,107 | — | $9,440 | $1,903,930 |
| 2018 | $385,000 | — | — | — | $148,225 | — | $574 | $533,799 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.