Transaction · 0001104659-26-116966

Arch Venture Partners Xii, LLC

ARCH Venture Partners XII, LLC, 10%, reported a transaction classified as unknown at CITY THERAPEUTICS, INC. involving 2027006.000000 shares. Reported holdings after the transaction were 13522507.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

unknownSEC transaction code C10%
CTYCITY THERAPEUTICS, INC.
Trade date
Oct 19, 2026
Filing date
Oct 19, 2026
View on SEC Insider profile
Estimated value—Shares × reported price
Shares traded2.02MPrice unknown
Holdings after13.5MIndirect · By ARCH Venture Fund XII, L.P.
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Filing warnings

Notes recorded with this filing
1 warning
missing priceThe filing did not provide a usable price per share.

CTY price since this filing

Daily closing prices, with the filing date and available return windows
CTY · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
unknown
Code C
Identifier
0001104659-26-116966
Common Stock
Transaction date
Oct 19, 2026
Filed Oct 19, 2026, 09:38 PM · 0d delay
Shares
2,027,006 sh
Price unknown
Estimated value
—
Computed from shares × price
Holdings after
13,522,507 sh
Indirect · By ARCH Venture Fund XII, L.P.
Filing-only score

-4 points

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

How this score is calculated
  • timely_filing+4 points

    reporting_delay_days = 0

    Filing reported within two business days of the transaction.
  • missing_price-8 points

    price_cents is null

    Missing price reduces confidence in value-based signals.
Missing facts
  • price_cents
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector No10% YesOther No
Footnotes & amended
  1. F1

    Each share of Series Seed convertible preferred stock, Series A convertible preferred stock and Series B convertible preferred stock (collectively, the "Preferred Stock") was convertible into Common S…

  2. F2

    Shares held directly by ARCH Venture Fund XII, L.P. ("ARCH XII"). ARCH Venture Partners XII, L.P. ("AVP XII LP") is the sole general partner of ARCH XII. ARCH Venture Partners XII, LLC ("AVP XII LLC")…

Original filing · 0001104659-26-116966
Related transactions

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