Ticker · CUSIP 98423F109
Holders (tracked)
11
Combined shares
3,665,544
Combined value
$161.38M
Last close
$46.93
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
Price is +6.6% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
18 events
- T. Rowe Price trimmed2026-02-17−11,894 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+154,999 shares · 2025Q413F
- D.E. Shaw & Co. exited2026-02-17−7,362 shares · 2025Q413F
- Wellington Management trimmed2026-02-17−37,519 shares · 2025Q413F
- AQR Capital Management added2026-02-17+12,333 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−32,000 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+68,721 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+9,600 shares · 2025Q413F
- Cathie Wood (ARK Invest) trimmed2026-02-11−30,837 shares · 2025Q413F
- Baillie Gifford & Co added2026-01-23+20,901 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+19,090 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+42,897 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+7,362 shares · 2025Q313F
- T. Rowe Price added2025-11-14+916,216 shares · 2025Q313F
- Wellington Management added2025-11-14+197,297 shares · 2025Q313F
- AQR Capital Management added2025-11-14+3,280 shares · 2025Q313F
- Cathie Wood (ARK Invest) trimmed2025-11-12−37,352 shares · 2025Q313F
- Baillie Gifford & Co trimmed2025-10-31−11,063 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of XMTR…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2021Q2 | $3.99 | +1077.4% | $44.7M |
| Cathie Wood (ARK Invest) | 2021Q3 | $22.50 | +108.6% | $2.5M |
| Wellington Management | 2022Q1 | $30.28 | +55.0% | $42.7M |
| Baillie Gifford & Co | 2024Q4 | $38.86 | +20.8% | $61.3M |
| Two Sigma Investments | 2021Q4 | $42.56 | +10.3% | $2.0M |
| AQR Capital Management | 2025Q1 | $42.94 | +9.3% | $1.4M |
| Izzy Englander (Millennium Mgmt) | 2021Q2 | $53.25 | -11.9% | $4.8M |
| Ken Griffin (Citadel Advisors) | 2021Q2 | $58.20 | -19.4% | $408K |
| Ken Griffin (Citadel Advisors) | 2021Q2 | $58.20 | -19.4% | $408K |
| Ken Griffin (Citadel Advisors) | 2021Q2 | $58.20 | -19.4% | $408K |
| Renaissance Technologies | 2025Q4 | $59.47 | -21.1% | $451K |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions1
- Renaissance Technologies+9,600$571K
Added to4
- Ken Griffin (Citadel Advisors)+154,999$9.2M
- Izzy Englander (Millennium Mgmt)+68,721$4.1M
- Baillie Gifford & Co+20,901$1.2M
- AQR Capital Management+12,333$733K
Trimmed4
- Wellington Management−37,519$2.2M
- Two Sigma Investments−32,000$1.9M
- Cathie Wood (ARK Invest)−30,837$1.8M
- T. Rowe Price−11,894$707
Exited1
- D.E. Shaw & Co.−7,362$401K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 10 | $1.48B |
| 2022Q2 | 6 | $296.7M |
| 2022Q3 | 8 | $484K |
| 2022Q4 | 7 | $100.7M |
| 2023Q1 | 7 | $35.4M |
| 2023Q2 | 8 | $68.6M |
| 2023Q3 | 7 | $54.6M |
| 2023Q4 | 7 | $112.4M |
| 2024Q1 | 9 | $65.4M |
| 2024Q2 | 7 | $49.7M |
| 2024Q3 | 6 | $35.3M |
| 2024Q4 | 6 | $41.7M |
| 2025Q1 | 9 | $35.8M |
| 2025Q2 | 10 | $80.6M |
| 2025Q3 | 11 | $144.3M |
| 2025Q4 | 11 | $161.4M |
Who owns XMTR
11 super-investors · 2025Q4
Tracked stake
3.67M
shares
Combined value
$161M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added6Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Baillie Gifford & Co | 1.31M | $78M |
| 2 | Wellington Management | 909.5K | $54M |
| 3 | Ken Griffin Citadel Advisors | 227.9K | $14M |
| 4 | Izzy Englander Millennium Mgmt | 102.2K | $6M |
| 5 | Cathie Wood ARK Invest | 53.6K | $3M |
| 6 | Two Sigma Investments | 42.3K | $3M |
| 7 | AQR Capital Management | 29.0K | $2M |
| 8 | Ken Griffin Citadel Advisors | 23.8K | $1M |
| 9 | Renaissance Technologies | 9.6K | $571K |
| 10 | Ken Griffin Citadel Advisors | 8.7K | $517K |
| 11 | T. Rowe Price | 952.8K | $57K |
Recent moves
20 transactions
- TRIMT. Rowe Price−11,894 · 2025Q4
- −32,000 · 2025Q4
- +12,333 · 2025Q4
- +154,999 · 2025Q4
- −37,519 · 2025Q4
- SOLDD.E. Shaw & Co.−7,362 · 2025Q4
- +68,721 · 2025Q4
- +9,600 · 2025Q4
- −30,837 · 2025Q4
- +20,901 · 2025Q4
- +3,280 · 2025Q3
- +197,297 · 2025Q3
- +7,362 · 2025Q3
- +19,090 · 2025Q3
- +916,216 · 2025Q3
- +42,897 · 2025Q3
- −37,352 · 2025Q3
- −11,063 · 2025Q3
- −42,246 · 2025Q2
- +31,400 · 2025Q2
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