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buyModerate cluster of 2

Nelson Sun bought $48k of AARD

Chief Financial Officer at Aardvark Therapeutics, Inc.. 6,000 shares at an average of $8.07, traded Sep 9, 2025, filed Sep 10, 2025.

Conviction score
48
Value
$48k
6,000 shares
Holdings after
105,484
+6% from before
From 52-week low
+13%
low $7.00, close $7.91
From 52-week high
-54%
high $17.25, as of Sep 9, 2025

Score components

  • Role
    CFO
    +22
  • Trade size
    $48k at market
    +7
  • Relative to holdings
    Holdings up 6%
    +3
  • Price context
    54% below the 52-week high
    +8
  • 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

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.

AARDOct 9, 2026 · close 4.76
Since filing Sep 10, 2025: -40.5%SPY +21.0% · excess -61.5%

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 0001193125-25-200226, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 9, 2025POpen-market purchase
Common Stock
+6,000$8.07$48k105,484Sep 10, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
31Weak
AARDsell10b5-1
Aardvark Therapeutics, Inc.
Nelson Sun
See Remarks
$395k
76,754 shares
-68%
43Moderate
AARDbuy 2
Aardvark Therapeutics, Inc.
Tien-Li Lee
Chief Executive Officer
$101k
7,000 shares
+0%
36Weak
AARDbuy 2
Aardvark Therapeutics, Inc.
Nelson Sun
Chief Financial Officer
$43k
3,000 shares
+3%
51Moderate
AARDbuy 2
Aardvark Therapeutics, Inc.
Tien-Li Lee
Chief Executive Officer
$97k
10,000 shares
+1%
52Moderate
AARDbuy 2
Aardvark Therapeutics, Inc.
Tien-Li Lee
Chief Executive Officer
$161k
20,000 shares
+1%
54Moderate
AARDbuy 4
Aardvark Therapeutics, Inc.
Cormorant Asset Management, LP
other
$3.0M
187,500 shares
+23%
51Moderate
AARDbuy 4
Aardvark Therapeutics, Inc.
Nelson Sun
Chief Financial Officer
$160k
10,000 shares
+11%
53Moderate
AARDbuy 4
Aardvark Therapeutics, Inc.
Tien-Li Lee
Chief Executive Officer
$265k
16,542 shares
+1%
57Moderate
AARDbuy 4
Aardvark Therapeutics, Inc.
Decheng Capital Global Life Sciences Fund IV, L.P.
owner
$20M
1,250,000 shares
+54%

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.

Nelson Sun bought $48k of AARD | InsiderTell