Esther Rajavelu
CIK 1903716 · View on SEC EDGAR ↗
First SEC filing: Jan. 10, 2022 · Latest: Jan. 10, 2022
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 4, 2026 | SPRO | S | 25,240 | $2.51 | $63,352 | 986,851 Direct | -2.49% | Disposed | -51.4% (price as of 2026-08-21) |
| Feb. 6, 2026 | SPRO | S | 50,816 | $2.36 | $119,926 | 1,012,091 Direct | -4.78% | Disposed | -48.3% (price as of 2026-08-21) |
| Feb. 6, 2026 | SPRO | S | 37,101 | $2.36 | $87,558 | 1,062,907 Direct | -3.37% | Disposed | -48.3% (price as of 2026-08-21) |
| Feb. 2, 2026 | SPRO | S | 18,442 | $2.20 | $40,572 | 1,100,008 Direct | -1.65% | Disposed | -44.5% (price as of 2026-08-21) |
| Nov. 7, 2025 | SPRO | S | 40,270 | $2.37 | $95,440 | 869,450 Direct | -4.43% | Disposed | -48.5% (price as of 2026-08-21) |
| Feb. 5, 2025 | SPRO | S | 20,689 | $0.78 | $16,137 | 724,720 Direct | -2.78% | Disposed | 56.4% (price as of 2026-08-21) |
| Nov. 8, 2024 | SPRO | S | 17,245 | $1.30 | $22,418 | 379,270 Direct | -4.35% | Disposed | -6.2% (price as of 2026-08-21) |
| Nov. 7, 2024 | SPRO | S | 23,351 | $1.31 | $30,590 | 396,515 Direct | -5.56% | Disposed | -6.9% (price as of 2026-08-21) |
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. 2, 2026 | SPRO | Stock Option (Right to Buy) | Common Stock (498,000) | $2.23 | Feb. 2, 2036 | 498,000 | Acquired |
| Feb. 9, 2023 | FULC | Stock Option (right to buy) | Common Stock (160,000) | $12.59 | Feb. 8, 2033 | 160,000 | Acquired |
| Jan. 3, 2022 | FULC | Stock Option (right to buy) | Common Stock (200,000) | $17.82 | Jan. 2, 2032 | 200,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 10, 2022 | FULC | No securities are beneficially owned | 0 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2022 | $435,000 | $150,000 | — | $2,643,480 | $121,200 | — | — | $3,349,680 |
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $577,179 | $687,479 | — | — | $372,000 | — | $11,134 | $2,061,496 |
| 2024 | $483,313 | — | — | — | $173,993 | — | $10,984 | $856,479 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.