Security key
56565P103
MapLight Therapeutics, Inc. - COMMON STOCK (MPLT)
CUSIP: 56565P103
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 24,700,477
- Total 13F value
- $502,152,842
- Share change
- +1,498,505
- SEC-reported price per share
- $20.33
- Number of holders
- 80
- Value change
- +$34,264,805
- Number of buys
- 42
- Number of sells
- 27
- Shares outstanding
- 42,399,432
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
80
Top holders
10
MPLT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Previous quarter: Q4 2025
MapLight Therapeutics, Inc. SEC filings
MapLight Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 56565P103
Recent filing periods:
Ownership snapshot
Top reported holders of MPLT - MapLight Therapeutics, Inc. - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Catalyst4, Inc.
Disclosed value leader
Catalyst4, Inc.
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 45%
13D/G row: Catalyst4, Inc.
Showing 1-6 of 15 holder rows.
Quick read
Catalyst4, Inc. leads the comparable SEC ownership view at 45%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Catalyst4, Inc.'s linked filing trail.
Comparable ownership
Top 5
Catalyst4, Inc.
45%
Novo Holdings A/S
8.4%
T. Rowe Price Investment Manageme...
7.4%
Forbion Growth Opportunities Fund...
7.1%
FCPM III SERVICES B.V.
7.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Catalyst4, Inc. |
13D/G
3/4/5
10%+ Owner
|
45%
|
$361,842,414
19,697,464 shares
|
$0 | 28 Oct 2025 |
| Novo Holdings A/S |
13F
13D/G
3/4/5
Company · 10%+ Owner
|
8.4%
from 13D/G
|
$64,755,515
3,686,622 shares
|
— | 31 Dec 2025 |
| T. Rowe Price Investment Management, Inc. |
13D/G
13F
Company
|
7.4%
|
$83,866,925
3,137,558 shares
|
+$9,044,844 | 31 Mar 2026 |
| Forbion Growth Opportunities Fund III Cooperatief U.A. |
13D/G
|
7.1%
|
$61,527,448
3,226,400 shares
|
$0 | 31 Dec 2025 |
| FCPM III SERVICES B.V. |
13F
Company
|
7.6%
|
$56,671,716
3,226,400 shares
|
— | 31 Dec 2025 |
| GOLDMAN SACHS GROUP INC |
13F
Company
|
4.6%
|
$34,026,356
1,937,168 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
80
Shares
24,700,477
Rows available
80
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
74
Q1 2026 holders
80
Holder diff
6
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend