Ticker · CUSIP 30226D106
Holders (tracked)
11
Combined shares
5,540,186
Combined value
$89.99M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
18 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−169,388 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+660,303 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−157,290 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+253,290 shares · 2025Q413F
- T. Rowe Price added2026-02-17+4,193 shares · 2025Q413F
- +24,679 shares · 2025Q413F
- AQR Capital Management added2026-02-17+101,180 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+79,733 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+347,104 shares · 2025Q413F
- −204,522 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+193,553 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−588,428 shares · 2025Q313F
- AQR Capital Management added2025-11-14+37,770 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+19,406 shares · 2025Q313F
- T. Rowe Price added2025-11-14+6,728 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−62,069 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−347,104 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−497,900 shares · 2024Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Norges Bank (Norway SWF)+347,104$5.8M
- Paul Tudor Jones (Tudor Investment)+24,679$411K
Added to5
- D.E. Shaw & Co.+660,303$11.0M
- Izzy Englander (Millennium Mgmt)+253,290$4.2M
- AQR Capital Management+101,180$1.7M
- Renaissance Technologies+79,733$1.3M
- T. Rowe Price+4,193$70
Trimmed2
- Ken Griffin (Citadel Advisors)−169,388$2.8M
- Two Sigma Investments−157,290$2.6M
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 12 | $257.7M |
| 2022Q2 | 9 | $181.3M |
| 2022Q3 | 10 | $1.7M |
| 2022Q4 | 12 | $353.4M |
| 2023Q1 | 15 | $408.9M |
| 2023Q2 | 13 | $667.8M |
| 2023Q3 | 14 | $618.6M |
| 2023Q4 | 13 | $448.6M |
| 2024Q1 | 13 | $256.7M |
| 2024Q2 | 12 | $344.6M |
| 2024Q3 | 11 | $74.5M |
| 2024Q4 | 12 | $69.1M |
| 2025Q1 | 10 | $59.4M |
| 2025Q2 | 11 | $90.8M |
| 2025Q3 | 9 | $87.5M |
| 2025Q4 | 11 | $90.0M |
Who owns EXTR
11 super-investors · 2025Q4
Tracked stake
5.54M
shares
Combined value
$90M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added5Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 1.57M | $26M |
| 2 | D.E. Shaw & Co. | 1.43M | $24M |
| 3 | Izzy Englander Millennium Mgmt | 1.16M | $19M |
| 4 | Two Sigma Investments | 497.5K | $8M |
| 5 | Norges Bank Norway SWF | 347.1K | $6M |
| 6 | AQR Capital Management | 168.6K | $3M |
| 7 | Ken Griffin Citadel Advisors | 80.4K | $1M |
| 8 | Ken Griffin Citadel Advisors | 79.8K | $1M |
| 9 | Ken Griffin Citadel Advisors | 45.1K | $751K |
| 10 | Paul Tudor Jones Tudor Investment | 24.7K | $411K |
| 11 | T. Rowe Price | 135.6K | $2K |
Recent moves
20 transactions
- +253,290 · 2025Q4
- +660,303 · 2025Q4
- +101,180 · 2025Q4
- −157,290 · 2025Q4
- +4,193 · 2025Q4
- +24,679 · 2025Q4
- −169,388 · 2025Q4
- +79,733 · 2025Q4
- +347,104 · 2025Q4
- −204,522 · 2025Q3
- +37,770 · 2025Q3
- +19,406 · 2025Q3
- +6,728 · 2025Q3
- +193,553 · 2025Q3
- −588,428 · 2025Q3
- −62,069 · 2025Q3
- −347,104 · 2025Q3
- −497,900 · 2024Q3
- −179,831 · 2025Q2
- −20,064 · 2025Q2
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