Beyond Air, Inc. (XAIR) insider trading
Beyond Air, Inc. insiders have made 2 open-market purchases worth $62k since Oct 3, 2026, by 1 insider. The latest: Yi-Chien Lin (10% owner) bought $6k, filed Oct 14, 2026, scored 12 out of 100. The biggest: $57k by Yi-Chien Lin, filed Oct 3, 2026.
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Insider purchases
| Filed | Insider | Stake | Score | Bought | 1 week | 1 month |
|---|---|---|---|---|---|---|
| Oct 14 Form 4 (opens sec.gov) |
Yi-Chien Lin10% owner10% owner | +2% stake | 12 | $6k 2,607 at $2.21 |
— | — |
| Oct 3 Form 4 (opens sec.gov) |
Yi-Chien Lin10% owner10% owner | +16% stake | 21 | $57k 20,393 at $2.77 |
−18.7% | waiting |
Track record (hypothetical): a week after the filing, these buys averaged −18.7% (0% up, 1 measured).
Investors with more than 5% of XAIR (13D and 13G)
| Filed | Investor | Kind | Stake |
|---|---|---|---|
| Oct 21 13G/A | Lin Yi-Chien | Passive | 8.9% |
A 13D is filed by an investor who may push for change; a 13G by a passive one.
Insiders who bought XAIR
- Yi-Chien Lin 10% owner
Questions
Are insiders buying XAIR stock?
Yes. In the last 90 days, 2 open-market purchases were filed, worth $62k.
Who bought XAIR stock most recently?
Yi-Chien Lin, 10% owner, bought 2,607 shares for $6k (Form 4 (opens sec.gov), filed Oct 14, 2026).
How does InsiderBeacon score an insider buy?
Out of 100, from who bought, how much their stake grew, the size of the trade, whether other insiders bought within ten days, where the price sat in its 52-week range, and whether it was a first or a routine buy. The score is fixed when the filing arrives. The formula and the research behind it.
Insiders are also buying, same industry
Data as of Oct 14, 2026, from SEC EDGAR Form 4 filings: open-market purchases (code P) of $25,000 or more, and open-market sales. Every row links to its filing. Scores summarise what a filing says (how the score works); outcomes are hypothetical, from the first close after the filing, and past results don't predict future ones. Disclaimer