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buyModerate

Perceptive Advisors LLC bought $1.9M of ALDX

owner at Aldeyra Therapeutics, Inc.. 504,272 shares at an average of $3.84, traded Apr 1, 2024, filed Apr 3, 2024.

Conviction score
43
Value
$1.9M
504,272 shares
Holdings after
9,097,858
+6% from before
From 52-week low
+122%
low $1.47, close $3.27
From 52-week high
-73%
high $11.89, as of Apr 1, 2024

Score components

  • Role
    10% owner
    +12
  • Trade size
    $1.9M at market
    +25
  • Relative to holdings
    Holdings up 6%
    +3
  • Price context
    72% below the 52-week high
    +8
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    First buy in 90 days
    0
  • 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 9, 2026 · close 0.92
Since filing Apr 3, 2024: -77.9%SPY +54.2% · excess -132.2%

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 0001062993-24-007959, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 1, 2024POpen-market purchase
Common Stockindirect: See Footnote
+8,374$3.25$27k8,601,960Apr 3, 2024
Apr 2, 2024POpen-market purchase
Common Stockindirect: See Footnote
+186,051$3.44$640k8,788,011Apr 3, 2024
Apr 3, 2024POpen-market purchase
Common Stockindirect: See Footnote
+309,847$4.09$1.3M9,097,858Apr 3, 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 $1.9M of ALDX | InsiderTell