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MPLT
NASDAQ Life Sciences

Major Investor Catalyst4 Increases Stake to 47.9% in MapLight Therapeutics

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Biotech Stocks · Healthcare
Sentiment info
Positive
Importance info
8
Price
$12.817
Mkt Cap
$534.858M
52W Low
$9.1
52W High
$40.43
52W Position info
41% above low
Off High info
68% below high
Rel. Volume info
1.4× avg
Market data snapshot near publication time

MPLT sits 41% above its 52-week low of $9.1.

Summary

Catalyst4, Inc. has significantly boosted its ownership in MapLight Therapeutics to 47.9% through a $15.3 million stock purchase, signaling high confidence in the company.


Key Events · Ownership and Investor Activity · MPLT

  • Increased Ownership

    Catalyst4, Inc. and its affiliates now beneficially own 20,906,689 shares, representing 47.9% of MapLight Therapeutics' common stock.

  • Significant Investment

    The reporting persons acquired an additional 1,209,225 shares for approximately $15.3 million in open market transactions between July 28-30, 2026.

  • Amended Disclosure

    This Schedule 13D/A updates a previous filing, noting a material increase in ownership percentage. The purchases were previously disclosed in a Form 4 on July 30, 2026.


Analysis · MPLT · Life Sciences

Catalyst4, Inc., a significant investor, has materially increased its beneficial ownership in MapLight Therapeutics through recent open market purchases totaling $15.3 million. This amendment to their Schedule 13D reveals their stake has grown to 47.9% of the company's common stock, indicating strong conviction in the company's prospects. This follows recent positive Phase 2 trial results for ML-007C-MA in schizophrenia.

At the time of this filing, MPLT was trading at $12.82 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $534.9M. The 52-week trading range was $9.10 to $40.43. This filing was assessed with positive market sentiment and an importance score of 8 out of 10.

View Main SEC Filing

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MPLT - Latest Insights

MPLT
Jul 31, 2026, 9:25 AM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
8
Price at Filing: $14.02
Real-time Price: $13.37 info
Change: -$0.650 (-5%) info
Market Cap: $569.805M info
MPLT
Jul 30, 2026, 9:08 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $14.50
Real-time Price: $13.37 info
Change: -$1.13 (-8%) info
Market Cap: $569.805M info
MPLT
Jul 30, 2026, 6:39 PM EDT
Filing Type: 4
Importance Score:
8
Price at Filing: $13.78
Real-time Price: $13.37 info
Change: -$0.4087 (-3%) info
Market Cap: $569.805M info
MPLT
Jul 27, 2026, 8:27 AM EDT
Source: Reuters
Importance Score:
9
Price at Filing: $14.42
Real-time Price: $13.37 info
Change: -$1.05 (-7%) info
Market Cap: $569.805M info
MPLT
Jul 27, 2026, 7:07 AM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $16.62
Real-time Price: $13.37 info
Change: -$3.25 (-20%) info
Market Cap: $569.805M info