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buyModerate cluster of 2

Novo Holdings A/S bought $16M of MPLT

owner at MapLight Therapeutics, Inc.. 952,941 shares at an average of $17.00, traded Oct 28, 2025, filed Oct 30, 2025.

Conviction score
56
Value
$16M
952,941 shares
Holdings after
3,686,622
+35% from before
From 52-week low
0%
low $16.75, close $16.75
From 52-week high
-9%
high $18.34, as of Oct 28, 2025

Score components

  • Role
    10% owner
    +12
  • Trade size
    $16.2M at market
    +25
  • Relative to holdings
    Holdings up 35%
    +6
  • Price context
    0% above the 52-week low
    +10
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0
  • Outside holder
    A 10% owner who is not an officer or director
    -5

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -25.8%, 3m +1.1%, 6m +73.5%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MPLTOct 12, 2026 · close 8.60
Since filing Oct 30, 2025: -53.2%SPY +15.7% · excess -68.9%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001388325-25-000018, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 28, 2025CConversion
Voting Common Stock
+2,733,681--2,733,681Oct 30, 2025
Oct 28, 2025POpen-market purchase
Voting Common Stock
+952,941$17.00$16M3,686,622Oct 30, 2025
Oct 28, 2025CConversion
Series C Preferred Stockderivative
-26,191,207$0.00$00Oct 30, 2025
Oct 28, 2025CConversion
Series D Preferred Stockderivative
-19,734,671$0.00$00Oct 30, 2025

Related signals

Other insiders at MapLight Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
12Weak
MPLTsell10b5-1
MapLight Therapeutics, Inc.
Kristopher Hanson
General Counsel
$193k
16,509 shares
-11%
51Moderate
MPLTbuy
MapLight Therapeutics, Inc.
Catalyst4, Inc.
owner
$50M
4,400,000 shares
+21%
9Weak
MPLTsell10b5-1
MapLight Therapeutics, Inc.
James Woodruff Lillie
Chief Scientific Officer
$277k
22,082 shares
-10%
51Moderate
MPLTbuy 2
MapLight Therapeutics, Inc.
Catalyst4, Inc.
owner
$15M
1,209,225 shares
+6%
50Moderate
MPLTbuy 2
MapLight Therapeutics, Inc.
Troy Cox
director
$149k
15,620 shares
-
47Moderate
MPLTsell 610b5-1
MapLight Therapeutics, Inc.
Jonathan Gillis
CAO and Interim CFO
$1.4M
36,979 shares
-20%
40Moderate
MPLTsell 610b5-1
MapLight Therapeutics, Inc.
Anatol Kreitzer
Chief Discovery Officer
$1.3M
36,284 shares
-17%
40Moderate
MPLTsell 610b5-1
MapLight Therapeutics, Inc.
Erin Pennock Foff
Chief Medical Officer
$1.7M
47,158 shares
-14%
55Moderate
MPLTsell 6
MapLight Therapeutics, Inc.
Kristopher Hanson
General Counsel
$608k
16,508 shares
-10%
70Notable
MPLTsell 6
MapLight Therapeutics, Inc.
Christopher A. Kroeger
Chief Executive Officer
$5.4M
147,639 shares
-11%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Novo Holdings A/S bought $16M of MPLT | InsiderTell