MapLight Therapeutics, Inc. (MPLT): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in MPLT · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
6
13F filers
Aggregate Value
$19.4M
Across holders
Last Price
$11.36
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity4 increased1 reduced3 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BAKER BROS. ADVISORS LP CIK 0001263508 | Hedge Fund | 365K | $13.1M | 67.4% | 0.1% | Unchanged | +$0 | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 129K | $4.6M | 23.8% | 0.0% | Added | — | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 26K | $923K | 4.8% | 0.0% | Added | — | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 9K | $322K | 1.7% | 0.0% | Reduced | $-183K | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 7K | $249K | 1.3% | 0.0% | Added | — | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 6K | $208K | 1.1% | 0.0% | Added | — | Q2 2026 |
Unchanged
Hedge Fund
$13.1M· 67.4% of total· 0.1% port· 365K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$4.6M· 23.8% of total· 0.0% port· 129K sh· — QoQ· Q2 2026
Added
Hedge Fund
$923K· 4.8% of total· 0.0% port· 26K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$322K· 1.7% of total· 0.0% port· 9K sh· $-183K QoQ· Q2 2026
Added
Hedge Fund
$249K· 1.3% of total· 0.0% port· 7K sh· — QoQ· Q2 2026
Added
Hedge Fund
$208K· 1.1% of total· 0.0% port· 6K sh· — QoQ· Q2 2026
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