Skip to content
sellWeak cluster of 210b5-1 plan

Randolph Altschuler sold $908k of XMTR

Chief Executive Officer at Xometry, Inc.. 10,000 shares at an average of $90.82, traded Sep 1, 2026, filed Sep 3, 2026.

Warning score
27
Value
$908k
10,000 shares
Holdings after
551,270
-2% from before
From 52-week low
+152%
low $36.10, close $91.15
From 52-week high
-13%
high $104.85, as of Sep 1, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $908k at market
    +24
  • Share of holdings sold
    Sold 1.8% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

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.

XMTROct 9, 2026 · close 111.07
Since filing Sep 3, 2026: +19.4%SPY +0.9% · excess +18.4%

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 0001869814-26-000008, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 1, 2026SOpen-market sale
Class A Common Stockindirect: Held by spouse10b5-1
-4,607$90.47$417k556,66340 d ago
Sep 1, 2026SOpen-market sale
Class A Common Stockindirect: Held by spouse10b5-1
-4,912$91.03$447k551,75140 d ago
Sep 1, 2026SOpen-market sale
Class A Common Stockindirect: Held by spouse10b5-1
-481$92.09$44k551,27040 d ago

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
35Weak
XMTRsell 310b5-1
Xometry, Inc.
Randolph Altschuler
Chief Executive Officer
$1.6M
15,721 shares
-3%
22Weak
XMTRsell 310b5-1
Xometry, Inc.
Vaidyanathan Raghavan
Chief Technology Officer
$193k
1,866 shares
-1%
30Weak
XMTRsell 310b5-1
Xometry, Inc.
Sanjeev Singh Sahni
Chief Executive Officer
$115k
1,112 shares
-1%
24Weak
XMTRsell 210b5-1
Xometry, Inc.
Sanjeev Singh Sahni
Chief Executive Officer
$128k
1,500 shares
-1%
50Moderate
XMTRbuy
Xometry, Inc.
Lukas Alexander Biewald
director
$4.0M
47,058 shares
+583%
16Weak
XMTRsell 210b5-1
Xometry, Inc.
Subir Dutt
Chief Sales Officer
$238k
2,500 shares
-3%
58Moderate
XMTRsell 2
Xometry, Inc.
Randolph Altschuler
Chief Executive Officer
$4.4M
50,000 shares
-8%
20Weak
XMTRsell 210b5-1
Xometry, Inc.
Subir Dutt
Chief Sales Officer
$441k
4,943 shares
-5%
23Weak
XMTRsell 210b5-1
Xometry, Inc.
Subir Dutt
Chief Sales Officer
$612k
7,500 shares
-7%
26Weak
XMTRsell 210b5-1
Xometry, Inc.
Randolph Altschuler
Chief Executive Officer
$239k
5,721 shares
-1%

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.

Randolph Altschuler sold $908k of XMTR | InsiderTell