Leonard M. Greenstein
CIK 1519692 · View on SEC EDGAR ↗
First SEC filing: July 22, 2025 · Latest: July 22, 2025
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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 28, 2026 | CARL | A | 44,977 | — | — | 188,346 Direct | +31.37% | Acquired | (price as of 2026-08-20) |
| July 22, 2025 | CARL | A | 71,429 | — | — | 155,102 Direct | +85.37% | Acquired | (price as of 2026-08-20) |
| March 8, 2023 | TARS | A | 27,160 | — | — | 27,160 Direct | — | Acquired | (price as of 2026-08-20) |
| March 8, 2023 | TARS | A | 40,097 | — | — | 40,097 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 7, 2021 | TARS | A | 40,999 | — | — | 40,999 Direct | — | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| July 22, 2025 | CARL | Stock Options (Right to Buy) | Common Stock (71,429) | $15.00 | July 9, 2035 | 71,429 | Acquired |
| March 8, 2023 | TARS | Restricted Stock Units | Common Stock (27,160) | — | — | 27,160 | Acquired |
| March 8, 2023 | TARS | Stock Option (right to buy) | Common Stock (40,097) | $15.00 | March 8, 2033 | 40,097 | Acquired |
| Jan. 7, 2021 | TARS | Stock Option (right to buy) | Common Stock (40,999) | $47.25 | Jan. 6, 2031 | 40,999 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 22, 2025 | CARL | Common Stock | — | Direct |
| July 22, 2025 | CARL | Stock Option (Right to Buy)→ Common Stock | — | Direct |
| Oct. 15, 2020 | TARS | Common Stock | 67,316 | Direct |
| Oct. 15, 2020 | TARS | Employee Stock Option (right to buy)→ Common Stock (72,846) | 72,846 | Direct |
| Oct. 15, 2020 | TARS | Employee Stock Option (right to buy)→ Common Stock (25,868) | 25,868 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2023 | $202,100 | — | — | — | $71,552 | — | $399,883 | $1,978,579 |
| 2020 | $256,023 | $147,437 | — | — | — | — | $13,280 | $835,443 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.