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buyNotable cluster of 3

Eric K. Olson bought $28k of SINT

President and CEO at Sintx Technologies, Inc.. 14,500 shares at an average of $1.94, traded Apr 22, 2025, filed Apr 30, 2025.

Conviction score
71
Value
$28k
14,500 shares
Holdings after
14,500
change unknown
From 52-week low
+1%
low $1.73, close $1.75
From 52-week high
-72%
high $6.34, as of Apr 22, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $28k at market
    +5
  • Relative to holdings
    First purchase: no shares before this trade
    +8
  • Price context
    1% above the 52-week low; 72% below the 52-week high
    +18
  • Cluster
    3 insiders buying within 14 days
    +15
  • 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 -6.6%, 3m -11.0%, 6m +14.8%.

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.

SINTOct 12, 2026 · close 2.13
Since filing Apr 30, 2025: -26.6%SPY +42.6% · excess -69.2%

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 0001641172-25-007373, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 22, 2025POpen-market purchase
Common Stock
+236$1.73$408236Apr 30, 2025
Apr 23, 2025POpen-market purchase
Common Stock
+3,000$1.95$5,8523,236Apr 30, 2025
Apr 23, 2025POpen-market purchase
Common Stock
+8,257$1.94$16k11,493Apr 30, 2025
Apr 23, 2025POpen-market purchase
Common Stock
+3,000$1.93$5,80114,493Apr 30, 2025
Apr 23, 2025POpen-market purchase
Common Stock
+7$1.98$1414,500Apr 30, 2025

Related signals

Other insiders at Sintx Technologies, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
46Moderate
SINTbuy 3
Sintx Technologies, Inc.
Christopher Michael Lyons
director
$24k
8,292 shares
-
44Moderate
SINTbuy 3
Sintx Technologies, Inc.
Jay M Moyes
director
$2,910
1,000 shares
+33%
44Moderate
SINTbuy 3
Sintx Technologies, Inc.
Mark Lewis Anderson
director
$9,060
3,000 shares
+20%
30Weak
SINTbuy
Sintx Technologies, Inc.
Gregg R. Honigblum
Chief Investment Officer
$35k
8,200 shares
+4%
47Moderate
SINTbuy
Sintx Technologies, Inc.
Gregg R. Honigblum
Chief Investment Officer
$255k
65,000 shares
+88%
36Weak
SINTbuy
Sintx Technologies, Inc.
Gregg R. Honigblum
Chief Investment Officer
$32k
10,000 shares
+16%
44Moderate
SINTbuy
Sintx Technologies, Inc.
Eric K. Olson
President and CEO
$20k
5,800 shares
+23%
60Notable
SINTbuy 3
Sintx Technologies, Inc.
Gregg R. Honigblum
Chief Investment Officer
$185k
50,000 shares
+357%
46Moderate
SINTbuy 3
Sintx Technologies, Inc.
Jay M Moyes
director
$11k
3,000 shares
-
64Notable
SINTbuy 3
Sintx Technologies, Inc.
Eric K. Olson
President and CEO
$37k
10,475 shares
+72%

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.

Eric K. Olson bought $28k of SINT | InsiderTell