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Windsor James Brian's Form 4 filing

Rein Therapeutics, Inc. (RNTX) · filed May 13, 2026

Accession no.
0001193125-26-220718
Filed
May 13, 2026
Trade date
Apr 30-May 8, 2026
Filing delay
13 daysLate
Rule 10b5-1 plan
Not checked

This filing lists 1 non-derivative transaction and 1 derivative transaction. Open-market purchases total $25.0K. It was filed 13 days after the trade, past the 2-business-day deadline.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Windsor James BrianCIK 0001790933Director, Officer (See Remarks)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Apr 30, 2026Common stock , $0.001 par valuePPurchaseAcquired+25,000$1.00+$25,00027,046Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
May 8, 2026Common StockAGrant or awardDisposed−150,000$0.00$0150,000Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

No transaction price on this filing refers to a footnote.

Remarks

President and Chief Executive Officer

Read the full filing on SEC EDGAR (opens in a new tab)