SEC ownership of Xometry, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001657573.

Comparable stake leader

PRIMECAP MANAGEMENT CO/CA/

Disclosed value leader

PRIMECAP MANAGEMENT CO/CA/

Comparable rows

50/50

Latest evidence

03 Jul 2026

Top shareholders Insider holders Latest transactions
Public ticker
XMTR on Nasdaq
Parsed ownership sources
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder
PRIMECAP MANAGEMENT CO/CA/
Ranking: Comparable ownership first, then disclosed value
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
PRIMECAP MANAGEMENT CO/CA/
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
03 Jul 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001657573
Issuer location
North Bethesda, MD

Ownership snapshot

Top shareholders of Xometry, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
PRIMECAP MANAGEMENT CO/CA/
Disclosed value leader
PRIMECAP MANAGEMENT CO/CA/
Comparable rows
50/50
Latest evidence
03 Jul 2026
13D/G 13F 3/4/5 Lead comparable stake: 13% 13D/G row: PRIMECAP MANAGEMENT CO/CA/ Showing 1-8 of 50 holder rows.

Quick read

PRIMECAP MANAGEMENT CO/CA/ leads the comparable SEC ownership view at 13%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens PRIMECAP MANAGEMENT CO/CA/'s linked filing trail.
Comparable ownership Top 5
PRIMECAP MANAGEMENT CO/CA/ 13%
EVENTIDE ASSET MANAGEMENT, LLC 6.7%
FMR LLC 5.4%
BROWN CAPITAL MANAGEMENT LLC 3.3%
Sanjeev Singh Sahni 0.37%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
PRIMECAP MANAGEMENT CO/CA/
13D/G 13F
Company
13D/G 13F
13%
$274,434,748
6,495,497 shares
 +$34,331,928 31 Mar 2026
EVENTIDE ASSET MANAGEMENT, LLC
13F 13D/G
Company
13F 13D/G
6.7%
from 13D/G
$120,783,234
2,960,239 shares
 — 31 Mar 2026
FMR LLC
13D/G 13F
Company
13D/G 13F
5.4%
$160,458,494
2,698,142 shares
 +$18,778,188 31 Dec 2025
BROWN CAPITAL MANAGEMENT LLC
13D/G 13F
Company
13D/G 13F
3.3%
$87,788,319
1,611,682 shares
 -$72,549,192 30 Sep 2025
Sanjeev Singh Sahni
3/4/5
Chief Executive Officer, Director
3/4/5
0.37%
$17,750,317
183,903 shares
 -$2,490,429 03 Jul 2026
James Miln
3/4/5
Chief Financial Officer
3/4/5
0.36%
$17,436,916
179,131 shares
 -$2,641,345 01 Jul 2026
Peter Goguen
3/4/5
Chief Operating Officer
3/4/5
0.35%
$5,426,007
175,457 shares
 — 17 Jun 2025
Fabio Rosati
3/4/5
Director
3/4/5
0.28%
$7,691,547
142,094 shares
 — 10 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$12,122,178.

Buys
$4,049,927
Insiders: 2
Sells
$16,172,105
Insiders: 6
Net
-$12,122,178
Shares: -204,279
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 48,273 Shares: 252,552
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 47,058 80,496 $3,999,930 $7,124,544 -$3,124,614
3-6 1,215 93,650 $49,997 $4,103,044 -$4,053,047
6-9 0 65,459 $0 $4,292,231 -$4,292,231
9-12 0 12,947 $0 $652,286 -$652,286

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 22 reporting-owner rows connected to Xometry, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
22
Largest Forms 3/4/5 holder
Randolph Altschuler
Net 12M change
-$12,122,179
Latest report
03 Jul 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Randolph Altschuler Director $241,886,380 -$8,008,180 -3.2% Mixed 02 Jul 2026
Laurence Zuriff Director $27,624,620 Mixed 15 Mar 2023
Foundry Group Next 2018, L.P. 10%+ Owner $18,039,394 Mixed 02 Jul 2021
Sanjeev Singh Sahni Chief Executive Officer, Director $17,750,317 -$2,490,429 -12% Median 03 Jul 2026
James Miln Chief Financial Officer $17,436,916 -$2,641,345 -13% Filing P/S 01 Jul 2026
Vaidyanathan Raghavan Chief Technology Officer $13,680,708 -$753,194 -5.2% Filing P/S 02 Jul 2026
Subir Dutt Chief Sales Officer $9,107,320 -$2,107,053 -19% Filing P/S 02 Jul 2026
Fabio Rosati Director $7,691,547 Mixed 10 Mar 2026
Bill Cronin Chief Revenue Officer $7,114,865 Filing P/S 01 Nov 2022
Peter Goguen Chief Operating Officer $5,426,007 Filing P/S 17 Jun 2025
Lukas Alexander Biewald Director $4,686,390 +$3,999,930 +583% Filing P/S 03 Jun 2026
Matthew Leibel Chief Technology Officer $2,044,956 Mixed 19 Dec 2024
Katharine Weymouth Director $1,913,224 +$49,997 +2.7% Mixed 10 Mar 2026
Ranjana B. Clark Director $1,784,070 Mixed 10 Mar 2026
Roy Azevedo Director $1,736,111 Mixed 10 Mar 2026
James M. Rallo Chief Financial Officer $1,369,327 Filing P/S 20 Feb 2024
George Hornig Director $1,262,117 Mixed 31 Aug 2023
Kathy Mayerhofer Chief Sales Officer $1,246,989 Mixed 14 Mar 2024
Emily Rollins Director $635,975 -$171,905 -21% Filing P/S 01 Apr 2026
Deborah Bial Director $536,187 Mixed 11 Mar 2025

Recent insider transactions for Xometry, Inc.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Sanjeev Singh Sahni XMTR Class A Common Stock Award 28.2% 40,506 183,903 03 Jul 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Sale -1.32% $533,869 $93.30 -5,722 428,750 02 Jul 2026 Direct
Vaidyanathan Raghavan XMTR Class A Common Stock Sale -1.31% $173,938 $93.21 -1,866 140,777 02 Jul 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -1.13% $100,204 $93.39 -1,073 93,716 02 Jul 2026 Direct
James Miln XMTR Class A Common Stock Sale -1.32% $223,146 $93.29 -2,392 179,131 02 Jul 2026 Direct
James Miln XMTR Class A Common Stock Sale -0.82% $145,588 $97.06 -1,500 181,523 01 Jul 2026 Direct
Lukas Alexander Biewald XMTR Class A Common Stock Purchase 582.7% $3,999,930 $85.00 47,058 55,134 03 Jun 2026 Direct
James Miln XMTR Class A Common Stock Sale -0.81% $145,345 $96.90 -1,500 183,023 01 Jun 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -2.57% $237,500 $95.00 -2,500 94,789 27 May 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Sale -4.21% $1,756,761 $87.84 -20,000 455,248 21 May 2026 Held by the Altschuler Family Trust (2020)
Randolph Altschuler XMTR Class A Common Stock Sale -5.07% $2,635,973 $87.87 -30,000 561,270 21 May 2026 Held by spouse
Lukas Alexander Biewald XMTR Class A Common Stock Award 8,076 8,076 20 May 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -4.84% $440,896 $89.20 -4,943 97,289 18 May 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -2.39% $212,500 $85.00 -2,500 102,232 13 May 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -4.56% $399,294 $79.86 -5,000 104,732 11 May 2026 Direct
James Miln XMTR Class A Common Stock Sale -0.81% $119,530 $79.69 -1,500 184,523 11 May 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Sale -1.3% $238,655 $41.72 -5,721 434,472 02 Apr 2026 Direct
Sanjeev Singh Sahni XMTR Class A Common Stock Sale -0.77% $46,402 $41.77 -1,111 143,397 02 Apr 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -0.63% $29,188 $41.76 -699 109,732 02 Apr 2026 Direct
Vaidyanathan Raghavan XMTR Class A Common Stock Sale -1.29% $77,893 $41.77 -1,865 142,643 02 Apr 2026 Direct
James Miln XMTR Class A Common Stock Sale -1.27% $99,790 $41.72 -2,392 186,023 02 Apr 2026 Direct
James Miln XMTR Class A Common Stock Sale -0.79% $63,049 $42.03 -1,500 188,415 01 Apr 2026 Direct
Emily Rollins XMTR Class A Common Stock Sale -6.2% $42,017 $42.02 -1,000 15,136 01 Apr 2026 Direct
Emily Rollins XMTR Class A Common Stock Options Exercise 6.61% 1,000 16,136 01 Apr 2026 Direct
Emily Rollins XMTR Stock Option (Right to Buy) Options Exercise -2.66% -1,000 36,650 01 Apr 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Award 18.2% 67,816 440,193 10 Mar 2026 Direct
James Miln XMTR Class A Common Stock Award 18.1% 29,064 189,915 10 Mar 2026 Direct
Vaidyanathan Raghavan XMTR Class A Common Stock Award 25% 16,082 80,386 10 Mar 2026 Direct
Sanjeev Singh Sahni XMTR Class A Common Stock Award 27.9% 31,486 144,508 10 Mar 2026 Direct
Subir Dutt XMTR Class A Common Stock Award 24.6% 21,798 110,431 10 Mar 2026 Direct
Fabio Rosati XMTR Class A Common Stock Award 10% 3,681 40,427 10 Mar 2026 Direct
Roy Azevedo XMTR Class A Common Stock Award 18.4% 4,989 32,073 10 Mar 2026 Direct
Ranjana B. Clark XMTR Class A Common Stock Award 12.6% 3,681 32,959 10 Mar 2026 Direct
Emily Rollins XMTR Class A Common Stock Award 32.1% 3,681 15,136 10 Mar 2026 Direct
Katharine Weymouth XMTR Class A Common Stock Award 16.6% 5,037 35,345 10 Mar 2026 Direct
James Miln XMTR Class A Common Stock Sale -7.09% $515,432 $42.00 -12,272 160,851 02 Mar 2026 Direct
Katharine Weymouth XMTR Class A Common Stock Purchase 50.6% $49,997 $41.15 1,215 3,615 27 Feb 2026 by the Katharine Weymouth Revocable Trust
Vaidyanathan Raghavan XMTR Class A Common Stock Sale -6.64% $198,626 $43.44 -4,572 64,304 26 Feb 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Sale -7.9% $1,387,101 $43.44 -31,928 372,377 26 Feb 2026 Direct
James Miln XMTR Class A Common Stock Sale -8.02% $656,306 $43.46 -15,103 173,123 26 Feb 2026 Direct
Sanjeev Singh Sahni XMTR Class A Common Stock Sale -8.11% $433,495 $43.45 -9,978 113,022 26 Feb 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -2.65% $104,763 $43.47 -2,410 88,633 26 Feb 2026 Direct
Vaidyanathan Raghavan XMTR Class A Common Stock Award 79.4% 30,479 68,876 24 Feb 2026 Direct
Randolph Altschuler XMTR Class A Common Stock Award 36.8% 108,860 404,305 24 Feb 2026 Direct
James Miln XMTR Class A Common Stock Award 40.7% 54,428 188,226 24 Feb 2026 Direct
Sanjeev Singh Sahni XMTR Class A Common Stock Award 94.8% 59,870 123,000 24 Feb 2026 Direct
Subir Dutt XMTR Class A Common Stock Award 40.2% 26,124 91,043 24 Feb 2026 Direct
Subir Dutt XMTR Class A Common Stock Sale -3.71% $175,000 $70.00 -2,500 64,919 09 Feb 2026 Direct
James Miln XMTR Class A Common Stock Sale -0.45% $35,328 $58.98 -599 133,798 02 Feb 2026 Direct
Sanjeev Singh Sahni XMTR Class A Common Stock Sale -29.3% $1,714,570 $65.47 -26,190 63,130 08 Jan 2026 Direct
* marks a reported price that did not pass the local price check.
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