XMTR Xometry, Inc.
Xometry, Inc. (XMTR) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 44% planned / 56% discretionary
Largest single sale: $675.6K.
Where they traded
Last open-market purchase: June 3, 2026 , by Biewald Lukas Alexander .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Weymouth Katharine | Director | Sell | 5,000 | $95.23 | $476.2K | 35,345 −12.4% of holding | |
| Weymouth Katharine | Director | Sell | 5,000 | $94.30 | $471.5K | 35,345 −12.4% of holding | |
| Raghavan Vaidyanathan | Chief Technology Officer | Sell | 5,000 | $96.77 | $483.8K | 135,777 −3.6% of holding | |
| Rollins Emily 3 fills | Director | Sell 10b5-1 | 5,000 | $84.31 | $421.5K | 17,596 −22.1% of holding | |
| Sahni Sanjeev Singh 5 fills | Chief Executive Officer | Sell 10b5-1 | 1,500 | $90.19 | $135.3K | 183,521 −0.8% of holding | |
| Rosati Fabio | Director | Sell | 1,900 | $89.72 | $170.5K | 91,667 −2% of holding | |
| Rosati Fabio 3 fills | Director | Sell | 8,100 | $91.45 | $740.7K | 94,267 −7.9% of holding | |
| Miln James 4 fills | Chief Financial Officer | Sell 10b5-1 | 1,500 | $87.92 | $131.9K | 178,379 −0.8% of holding | |
| Altschuler Randolph 6 fills | Director | Sell 10b5-1 | 5,722 | $93.30 | $533.9K | 432,752 −1.3% of holding | |
| Miln James 6 fills | Chief Financial Officer | Sell 10b5-1 | 2,392 | $93.29 | $223.1K | 180,991 −1.3% of holding | |
| Raghavan Vaidyanathan 6 fills | Chief Technology Officer | Sell 10b5-1 | 1,866 | $93.21 | $173.9K | 142,215 −1.3% of holding | |
| Dutt Subir 6 fills | Chief Sales Officer | Sell 10b5-1 | 1,073 | $93.39 | $100.2K | 94,515 −1.1% of holding | |
| Miln James 3 fills | Chief Financial Officer | Sell 10b5-1 | 1,500 | $97.06 | $145.6K | 182,618 −0.8% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.