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buyNotable cluster of 2

Raluca Dinu bought $250k of QTI

Chief Executive Officer at QT IMAGING HOLDINGS, INC.. 392,465 shares at an average of $0.64, traded Apr 9, 2025, filed Apr 10, 2025.

Conviction score
60
Value
$250k
392,465 shares
Holdings after
1,168,035
+51% from before
From 52-week low
+133%
low $3.83, close $8.93
From 52-week high
-29%
high $12.60, as of Apr 9, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $250k at market
    +13
  • Relative to holdings
    Holdings up 51%
    +10
  • Price context
    29% below the 52-week high
    +4
  • 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.

This signal so far: 1m +43.1%, 3m +266.1%, 6m +271.0%.

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.

QTIOct 12, 2026 · close 2.60
Since filing Apr 10, 2025: -71.2%SPY +50.8% · excess -121.9%

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 0001062993-25-007325, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 9, 2025POpen-market purchase
Common Stock
+392,465$0.64$250k1,168,035Apr 10, 2025
Apr 9, 2025POpen-market purchase
Subscription Warrants (right to buy)derivative
+784,929$0.00$0784,929Apr 10, 2025

Related signals

Other insiders at QT IMAGING HOLDINGS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
42Moderate
QTIbuy
QT IMAGING HOLDINGS, INC.
Avi S Katz
CHAIRMAN
$155k
24,107 shares
+6%
60Notable
QTIbuy 2
QT IMAGING HOLDINGS, INC.
Avi S Katz
Chairman
$250k
392,464 shares
+51%
53Moderate
QTIbuy
QT IMAGING HOLDINGS, INC.
Avi S Katz
Chairman
$1.6M
2,788,843 shares
-
45Moderate
QTIbuy 5
QT IMAGING HOLDINGS, INC.
Daniel H Dickson
director
$50k
85,616 shares
-
53Moderate
QTIbuy 5
QT IMAGING HOLDINGS, INC.
James S Greene
director
$250k
428,082 shares
+214%
68Notable
QTIbuy 5
QT IMAGING HOLDINGS, INC.
Avi S Katz
Chairman
$1.8M
3,142,122 shares
-
48Moderate
QTIbuy 5
QT IMAGING HOLDINGS, INC.
Ross Taylor
director
$100k
171,232 shares
-
45Moderate
QTIbuy 5
QT IMAGING HOLDINGS, INC.
Zeev Weiner
director
$50k
85,616 shares
-

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.

Raluca Dinu bought $250k of QTI | InsiderTell