Transaction · 0001104659-26-112058

Roberts Brandi

Roberts Brandi, CFO, reported an open-market or private sale at Definium Therapeutics, Inc. involving 3377.000000 shares for an estimated $123496.89. Reported holdings after the transaction were 394528.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SCFO
DFTXDefinium Therapeutics, Inc.
Filing timeSep 30
Trade dateSep 25, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded0.85%Shares sold ÷ (holdings after + shares sold). Estimated position before: 397,905 shares.

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.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$38.21
Pre-filing
1mo ago +18.0%1w ago +1.6%1d ago -3.9%
Returns since
7d30d90d180d1y

DFTX price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
DFTX since 2026-09-30Filed today · pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001104659-26-112058
Common Shares
Transaction date
Sep 25, 2026
Filed Sep 30, 2026, 01:08 AM · 5d delay
Shares
3.37k sh
$36.57 per share
Estimated value
-$123k
Computed from shares × price
Holdings after
394k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership 10b5-1 Detected
-4score
Filing-only score

-4

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.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Financial Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Represents the number of Common Shares sold to satisfy withholding tax obligations in connection with the settlement of vested restricted stock units, pursuant to sell-to-cover elections under a Rule…

  2. F2

    The reported price is a weighted average sales price. These shares were sold in multiple transactions on September 25, 2026 at prices ranging from $36.24 to $36.98. The Reporting Person undertakes to…

Original filing · 0001104659-26-112058
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Same reporting owner
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