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buyModerate

Perceptive Advisors LLC bought $834k of ALDX

owner at Aldeyra Therapeutics, Inc.. 177,993 shares at an average of $4.68, traded Apr 4, 2024, filed Apr 8, 2024.

Conviction score
43
Value
$834k
177,993 shares
Holdings after
9,275,851
+2% from before
From 52-week low
+219%
low $1.47, close $4.68
From 52-week high
-61%
high $11.89, as of Apr 4, 2024

Score components

  • Role
    10% owner
    +12
  • Trade size
    $834k at market
    +23
  • Relative to holdings
    Holdings up 2.0%
    0
  • Price context
    61% below the 52-week high
    +8
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    2 buys in 90 days
    +5
  • Track record
    Too few past buys to judge (2 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.

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.

ALDXOct 13, 2026 · close 0.90
Since filing Apr 8, 2024: -79.5%SPY +54.4% · excess -133.9%

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 0001062993-24-008171, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 4, 2024POpen-market purchase
Common Stockindirect: See Footnote
+140,281$4.67$655k9,238,139Apr 8, 2024
Apr 5, 2024POpen-market purchase
Common Stockindirect: See Footnote
+37,712$4.74$179k9,275,851Apr 8, 2024

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
52Moderate
ALDXbuy
Aldeyra Therapeutics, Inc.
Todd C Brady
President and CEO
$418k
250,000 shares
+17%
51Moderate
ALDXbuy 2
Aldeyra Therapeutics, Inc.
Richard Douglas
director
$98k
70,000 shares
+56%
41Moderate
ALDXbuy 2
Aldeyra Therapeutics, Inc.
Michael Alfieri
Principal Financial Officer
$7,100
5,000 shares
+200%
27Weak
ALDXbuy
Aldeyra Therapeutics, Inc.
Michael Alfieri
Principal Financial Officer
$13k
2,500 shares
-
25Weak
ALDXsell
Aldeyra Therapeutics, Inc.
Stephen Machatha
Chief Development Officer
$114k
22,073 shares
-9%
47Moderate
ALDXsell
Aldeyra Therapeutics, Inc.
Perceptive Advisors LLC
owner
$4.8M
3,400,000 shares
-37%
23Weak
ALDXbuy
Aldeyra Therapeutics, Inc.
Nancy Miller-Rich
director
$10k
922 shares
-
30Weak
ALDXsell 2
Aldeyra Therapeutics, Inc.
Bruce Greenberg
See Remarks
$51k
10,834 shares
-8%
31Weak
ALDXsell 2
Aldeyra Therapeutics, Inc.
Stephen Machatha
Chief Development Officer
$76k
16,041 shares
-6%
36Weak
ALDXsell 3
Aldeyra Therapeutics, Inc.
Bruce Greenberg
See Remarks
$45k
13,201 shares
-9%

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.

Perceptive Advisors LLC bought $834k of ALDX | InsiderTell