Lin Yi-Chien Insider Trades & Stock Holdings

10% Owner · Beyond Air, Inc. · Latest filing Oct 13, 2026

Lin Yi-Chien, 10% Owner at Beyond Air, Inc. has 4 Form 4 trades on file since Sep 29, 2026. Open-market activity: 4 purchases ($62.35K) and 0 sales ($0), net +$62.35K. Latest filing: acquired 2.61K shares of $XAIR on Oct 13, 2026 at $2.21.

Trades on file

4

Open-market bought

$62.35K

Open-market sold

$0

Net open-market

+$62.35K

Latest filing

Oct 13, 2026

All insider trades by Lin Yi-Chien

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 13, 2026	$XAIR	Buy (Open-market buy)	2.61K	$2.21	$5.76K						10% Owner		Read
Oct 1, 2026	$XAIR	Buy (Open-market buy)	15.39K	$2.80	$43.10K			-21.2%			10% Owner		—
Sep 30, 2026	$XAIR	Buy (Open-market buy)	2K	$2.71	$5.42K			-8.0%			10% Owner		—
Sep 29, 2026	$XAIR	Buy (Open-market buy)	3K	$2.69	$8.07K			-9.9%			10% Owner		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Lin Yi-Chien traded

• $XAIR

Frequently asked questions

Has Lin Yi-Chien been buying or selling stock?

Lin Yi-Chien has 4 open-market purchases and 0 open-market sales on file, net +$62.35K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Lin Yi-Chien's latest insider trade?

acquired 2.61K shares of $XAIR on Oct 13, 2026 at $2.21.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.