Transaction · 0001240801-26-000004

Forsyth Douglas

FORSYTH DOUGLAS, DIR, reported an open-market or private purchase at Inhibrx Biosciences, Inc. involving 2500.000000 shares for an estimated $286617.25. Reported holdings after the transaction were 227064.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PDIR
INBXInhibrx Biosciences, Inc.
Trade date
Sep 08, 2026
Filing date
Sep 08, 2026
View on SEC Insider profile
Estimated value$286kShares × reported price
Shares traded2.50k$114.65 per share
Holdings after227kIndirect · By the Forsyth Family Trust Dated July 20, 2001
% of reported position traded1.11%This security and ownership context
How reported position traded is calculated

Shares purchased ÷ (holdings after − shares purchased). Estimated position before: 224,564 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.

INBX price since this filing

Daily closing prices, with the filing date and available return windows
INBX · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago
Returns since7d -7.6%30d -18.9%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001240801-26-000004
Common Stock
Transaction date
Sep 08, 2026
Filed Sep 08, 2026, 08:26 PM · 0d delay
Shares
2,500 sh
$114.65 per share
Estimated value
$286k
Computed from shares × price
Holdings after
227,064 sh
Indirect · By the Forsyth Family Trust Dated July 20, 2001

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Buy Director Buy
Filing-only score

+36 points

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

Strong filing signal

This filing has a high positive filing-only score. It may deserve closer research, but it is not an investment recommendation.

How this score is calculated
  • open_market_purchase+12 points

    transaction_code = P

    Code P is a discretionary open-market purchase.
  • director_buy+6 points

    is_director = true

    Director open-market purchase.
  • cluster_buy+14 points

    cluster-buy signal matched

    Multiple insiders bought within the configured window.
  • timely_filing+4 points

    reporting_delay_days = 0

    Filing reported within two business days of the transaction.
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 Yes10% NoOther No
Footnotes & amended
  1. F1

    The shares were purchased in multiple transactions at prices ranging from $114.36 to $114.689 inclusive. The reported price reflects the weighted-average purchase price. The reporting person hereby un…

  2. F2

    The reporting person is a trustee of the Forsyth Family Trust Dated July 20, 2001 and, in such capacity, may be deemed to indirectly beneficially own the securities owned by the Forsyth Family Trust D…

Original filing · 0001240801-26-000004
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