Nasdaq

CITY THERAPEUTICS, INC.

Pharmaceutical PreparationsCIK 0002143850Cambridge, MassachusettsFilings at SEC EDGAR

At a glance

Most recent filing on October 19, 2026 — a conversion by ARCH Venture Partners XII, LLC on Oct 19, 2026.

We hold 23 Form 4 lines, going back to October 19, 2026.

Insider trades

5 of 23 shown

This page is free to read, and it stops after 5 rows. Those are the 5 most recent Form 4 lines at this company, out of 23. Reading the whole list, and the full version of each filer's page, is part of the subscription. What that costs is on the pricing page. Already subscribed? Sign in and this page opens in full.

ARCH Venture Partners XII, LLC 10% owner
1,845,585 sharesConversion
TradedOct 19, 2026FiledOct 19, 2026
ARCH Venture Partners XII, LLC 10% owner
4,991,633 sharesConversion
TradedOct 19, 2026FiledOct 19, 2026
ARCH Venture Partners XII, LLC 10% owner
3,000,000 sharesConversion
TradedOct 19, 2026FiledOct 19, 2026
ARCH Venture Partners XII, LLC 10% owner
$3,060,000Open-market buy
TradedOct 19, 2026FiledOct 19, 2026
ARCH Venture Partners XII, LLC 10% owner
—Conversion
TradedOct 19, 2026FiledOct 19, 2026