Transaction · 0001900201-26-000005

Catalyst4, Inc.

Catalyst4, Inc., 10%, reported an open-market or private purchase at MapLight Therapeutics, Inc. involving 4400000.000000 shares for an estimated $50072000.00. Reported holdings after the transaction were 25306689.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code P10%
MLPTMapLight Therapeutics, Inc.
Filing timeAug 18
Trade dateAug 14, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
Pre-filing
1mo ago1w ago1d ago
Returns since
7d30d90d180d1y

MLPT price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
MLPT since 2026-08-18Filed 16 days ago · 30 days of 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
Buy
Code P
Identifier
0001900201-26-000005
Voting Common Stock
Transaction date
Aug 14, 2026
Filed Aug 18, 2026, 10:55 PM · 4d delay
Shares
4.40M sh
$1.13k per share
Estimated value
$5.00B
Computed from shares × price
Holdings after
25.3M sh
Indirect · See footnote

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Large Buy 10% Owner Buy
+26score
Filing-only score

+26

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.

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

    The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power w…

  2. F2

    The warrant is immediately exercisable, however, the warrant may not be exercised if the aggregate number of shares of voting common stock beneficially owned by the reporting person immediately follow…

  3. F3

    The warrants will not expire until exercised in full.

Original filing · 0001900201-26-000005
Related transactions

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Same reporting owner
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