Xometry, Inc. (XMTR) Insider Trading
Over the last 3 months, XMTR insiders made 1 open-market buy and 45 sales, a net purchase of $268K (SEC Form 4). Over the last 6 months, 186 institutions increased and 179 reduced their position (13F).
Insider Activity
Sentiment
51/100
Buys (3m)
1
Sells (3m)
45
Net (3m)
$268.0K
Insiders buyingFirst buy in 1 quarters
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price -2.8%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 31, 2026 | Weymouth Katharinedirector | Sell | 5,000 | $94.30 |
| Aug 31, 2026 | Weymouth Katharinedirector | Option | 5,000 | $4.46 |
| Aug 28, 2026 | Raghavan Vaidyanathanofficer: Chief Technology Officer | Sell | 5,000 | $96.77 |
| Aug 21, 2026 | Rollins Emilydirector | Sell | 768 | $85.47 |
| Aug 21, 2026 | Rollins Emilydirector | Sell | 1,692 | $84.83 |
| Aug 21, 2026 | Rollins Emilydirector | Sell | 2,540 | $83.61 |
| Aug 21, 2026 | Rollins Emilydirector | Option | 5,000 | $12.32 |
| Aug 18, 2026 | Sahni Sanjeev Singhdirector, officer: Chief Executive Officer | Sell | 382 | $88.18 |
| Aug 18, 2026 | Sahni Sanjeev Singhdirector, officer: Chief Executive Officer | Sell | 325 | $93.23 |
| Aug 18, 2026 | Sahni Sanjeev Singhdirector, officer: Chief Executive Officer | Sell | 266 | $90.76 |
| Aug 18, 2026 | Sahni Sanjeev Singhdirector, officer: Chief Executive Officer | Sell | 523 | $89.42 |
| Aug 18, 2026 | Sahni Sanjeev Singhdirector, officer: Chief Executive Officer | Sell | 4 | $96.26 |
| Aug 11, 2026 | Rosati Fabiodirector | Sell | 1,900 | $89.72 |
| Aug 11, 2026 | Rosati Fabiodirector | Sell | 500 | $93.42 |
| Aug 11, 2026 | Rosati Fabiodirector | Sell | 200 | $91.94 |
| Aug 11, 2026 | Rosati Fabiodirector | Sell | 7,400 | $91.30 |
| Aug 7, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 752 | $87.26 |
| Aug 7, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 546 | $88.26 |
| Aug 7, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 4 | $90.28 |
| Aug 7, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 198 | $89.43 |
| Jul 6, 2026 | Altschuler Randolphdirector | Sell | 1,031 | $96.89 |
| Jul 6, 2026 | Raghavan Vaidyanathanofficer: Chief Technology Officer | Sell | 425 | $92.15 |
| Jul 6, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 883 | $97.19 |
| Jul 6, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 405 | $96.02 |
| Jul 6, 2026 | Raghavan Vaidyanathanofficer: Chief Technology Officer | Sell | 529 | $93.38 |
| Jul 6, 2026 | Dutt Subirofficer: Chief Sales Officer | Sell | 274 | $90.93 |
| Jul 6, 2026 | Miln Jamesofficer: Chief Financial Officer | Sell | 309 | $96.08 |
| Jul 6, 2026 | Dutt Subirofficer: Chief Sales Officer | Sell | 100 | $94.83 |
| Jul 6, 2026 | Altschuler Randolphdirector | Sell | 1,720 | $90.96 |
| Jul 6, 2026 | Raghavan Vaidyanathanofficer: Chief Technology Officer | Sell | 59 | $97.18 |
Source: XMTR SEC Form 4 filings, latest Aug 31, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their XMTR positions over the last 6 months (SEC Form 13F).
Increased
186
New positions
126
Reduced
179
Sold out
32
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ | Increased | 6.6M | Aug 14, 2026 |
| PRIMECAP MANAGEMENT CO/CA/ | Increased | 6.5M | May 11, 2026 |
| FMR LLC | Increased | 3.9M | Aug 13, 2026 |
| BlackRock, Inc. | Increased | 3.8M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 3.5M | May 13, 2026 |
| FMR LLC | Increased | 3.1M | May 15, 2026 |
| EVENTIDE ASSET MANAGEMENT, LLC | Increased | 3.0M | May 15, 2026 |
| EVENTIDE ASSET MANAGEMENT, LLC | Reduced | 2.2M | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 2.0M | Aug 13, 2026 |
| AMERIPRISE FINANCIAL INC | Reduced | 2.0M | Jul 17, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 2.0M | Aug 13, 2026 |
| Hood River Capital Management LLC | Increased | 2.0M | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 2.0M | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2.0M | May 15, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | Increased | 1.8M | Aug 14, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.