Transaction · 0001339498-26-000005

Craig Adam R

Craig Adam R, CHAIR, reported an open-market or private purchase at X4 Pharmaceuticals, Inc involving 4600.000000 shares for an estimated $11883.64. Reported holdings after the transaction were 333251.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PCHAIR
XFORX4 Pharmaceuticals, Inc
Trade date
Oct 16, 2026
Filing date
Oct 19, 2026
View on SEC Insider profile
Estimated value$11.8kShares × reported price
Shares traded4.60k$2.58 per share
Holdings after333kDirect
% of reported position traded1.4%This security and ownership context
How reported position traded is calculated

Shares purchased ÷ (holdings after − shares purchased). Estimated position before: 328,651 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.

XFOR price since this filing

Daily closing prices, with the filing date and available return windows
XFOR · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +59.8%1w ago +12.4%1d ago +1.9%
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001339498-26-000005
Common Stock
Transaction date
Oct 16, 2026
Filed Oct 19, 2026, 08:06 PM · 3d delay
Shares
4,600 sh
$2.58 per share
Estimated value
$11.8k
Computed from shares × price
Holdings after
333,251 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

+24 points

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

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • open_market_purchase+12 points

    transaction_code = P

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

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • director_buy+6 points

    is_director = true

    Director open-market purchase.
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

Executive Chairman

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Of the shares of common stock reported, 193,254 shares represent restricted stock units.

  2. F2

    The Reporting Person has agreed to disgorge to the Issuer all profits deemed to be realized from this transaction pursuant to Section 16(b) of the Securities Exchange Act of 1934, as amended.

Original filing · 0001339498-26-000005
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