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MPLT

MapLight Therapeutics
MPLT

81 hedge funds and large institutions have $502M invested in MapLight Therapeutics in 2026 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 26 increasing their positions, 13 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more repeat investments, than reductions

Existing positions increased: 26 | Existing positions reduced: 13

57% more first-time investments, than exits

New positions opened: 22 | Existing positions closed: 14

24% more capital invested

Capital invested by funds: $405M → $502M (+$97M)

13% more funds holding in top 10

Funds holding in top 10: 8 → 9 (+1)

9% more funds holding

Funds holding: 74 → 81 (+7)

7.37% more ownership

Funds ownership: 50.84% → 58.21% (+7.4%)

Holders
81
Holders Change
+7
Holders Change %
+9.46%
% of All Funds
1%
Holding in Top 10
9
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+12.5%
% of All Funds
0.11%
New
22
Increased
26
Reduced
13
Closed
14
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
BOCH
Blue Owl Capital Holdings
New York
+$12.1M
2
ACM
ADAR1 Capital Management
Texas
+$6.71M
3
RCM
RA Capital Management
Massachusetts
+$4.44M
4
BlackRock
BlackRock
New York
+$4.37M
5
UBS Group
UBS Group
Switzerland
+$3.9M

Top Sellers

Rank Fund Capital Flow
1
PA
Perceptive Advisors
New York
-$9.66M
2
JG
Jain Global
New York
-$5.76M
3
Citadel Advisors
Citadel Advisors
Florida
-$3.34M
4
Ameriprise
Ameriprise
Minnesota
-$1.17M
5
Lazard Asset Management
Lazard Asset Management
New York
-$1.17M
Name Holding Trade Value Shares
Change 		Change in
Stake
DCM
26
DAFNA Capital Management
California
$3.48M +$487K +27,242 +19%
Charles Schwab
27
Charles Schwab
California
$3.28M +$406K +22,719 +16%
Northern Trust
28
Northern Trust
Illinois
$2.97M +$476K +26,615 +22%
Lazard Asset Management
29
Lazard Asset Management
New York
$2.89M -$1.17M -65,478 -32%
VFT
30
Vanguard Fiduciary Trust
Pennsylvania
$2.67M +$2.35M +131,231 New
T. Rowe Price Associates
31
T. Rowe Price Associates
Maryland
$2.29M +$2.02M +112,708 New
VPM
32
Vanguard Portfolio Management
Pennsylvania
$2.29M +$2.01M +112,604 New
TAM
33
TFG Asset Management
Cayman Islands
$2.28M -$937K -52,410 -32%
SGM
34
Seven Grand Managers
New York
$2.03M – – –
SC
35
Stempoint Capital
New York
$2.03M – – –
BGM
36
Burkehill Global Management
New York
$1.52M – – –
Janus Henderson Group
37
Janus Henderson Group
United Kingdom
$1.11M +$979K +54,752 New
TD Asset Management
38
TD Asset Management
Ontario, Canada
$971K +$193K +10,808 +29%
Wellington Management Group
39
Wellington Management Group
Massachusetts
$939K +$827K +46,208 New
Bank of New York Mellon
40
Bank of New York Mellon
New York
$802K +$64.5K +3,608 +10%
BNP Paribas Financial Markets
41
BNP Paribas Financial Markets
France
$758K +$605K +33,846 +980%
Tudor Investment Corp
42
Tudor Investment Corp
Connecticut
$747K -$199K -11,100 -23%
Morgan Stanley
43
Morgan Stanley
New York
$620K +$130K +7,283 +31%
N
44
Nuveen
North Carolina
$469K +$51.7K +2,892 +14%
RhumbLine Advisers
45
RhumbLine Advisers
Massachusetts
$414K +$120K +6,726 +49%
GCM
46
Ghisallo Capital Management
Massachusetts
$407K – – –
Bank of America
47
Bank of America
North Carolina
$384K -$339K -18,951 -50%
MSWMA
48
Market Street Wealth Management Advisors
Indiana
$287K +$253K +14,124 New
Two Sigma Investments
49
Two Sigma Investments
New York
$287K +$252K +14,098 New
Deutsche Bank
50
Deutsche Bank
Germany
$278K +$31.3K +1,751 +15%
1
2
3 4

MPLT Hedge Fund Activity: Q1 2026 in Review

81 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in MapLight Therapeutics (MPLT) for Q1 2026, worth a combined $502M — up 24% from $405M a quarter earlier.

Buyers outnumbered sellers: 22 funds opened new MPLT positions and 14 closed out — a net gain of 8 holders — while 26 added to existing stakes and 13 trimmed.

The largest buyer was Blue Owl Capital Holdings, adding an estimated $12.1M. The largest seller was Perceptive Advisors, exiting entirely with an estimated $9.66M sold.

  • 81 institutional investors held MapLight Therapeutics (MPLT) as of Q1 2026, up from 74 in Q4 2025.
  • Funds reported $502M of MapLight Therapeutics stock for Q1 2026, up 24% quarter-over-quarter.
  • 22 funds opened new MapLight Therapeutics positions in Q1 2026 and 14 closed out, a net change of +8 holders.
  • The largest MapLight Therapeutics buyer in Q1 2026 was Blue Owl Capital Holdings, an estimated $12.1M added.
  • The largest MapLight Therapeutics seller in Q1 2026 was Perceptive Advisors, an estimated $9.66M sold.

Based on aggregated 13F filings for Q1 2026.