David Grossman
CIK 1707106 · View on SEC EDGAR ↗
Insider
First SEC filing: June 6, 2017 · Latest: June 6, 2017
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 2 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
2 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 16, 2018 | XAIR | P | 2,342 | $0.01 | $23 | 2,342 Direct | — | Acquired | 30.0% (price as of 2026-08-20) |
| Feb. 16, 2018 | XAIR | P | 2,342 | $0.01 | $23 | 2,342 Direct | — | Acquired | 30.0% (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. 16, 2018 | XAIR | Tranche A Warrant (right to buy) | Common Stock (2,342) | $4.25 | Feb. 19, 2018 | 2,342 | Disposed |
| Feb. 16, 2018 | XAIR | Tranche B Warrant (right to buy) | Common Stock (2,342) | $4.25 | Feb. 15, 2021 | 2,342 | Acquired |
| Feb. 16, 2018 | XAIR | Tranche A Warrant (right to buy) | Common Stock (2,342) | $4.25 | Feb. 19, 2018 | 2,342 | 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 |
|---|---|---|---|---|
| June 6, 2017 | XAIR | Common Stock | 1,666 | Direct |
| June 6, 2017 | XAIR | Warrants→ Common Stock (3,332) | 3,332 | Direct |
| June 6, 2017 | XAIR | Stock Option (Right to Buy)→ Common Stock (14,476) | 14,476 | Direct |
| June 6, 2017 | XAIR | Stock Option (Right to Buy)→ Common Stock (50,000) | 50,000 | Direct |