Ticker · CUSIP 00770K202
Holders (tracked)
9
Combined shares
2,062,230
Combined value
$2.84M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
13 events
- Ken Griffin (Citadel Advisors) added2026-02-17+164,540 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−152,391 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−28,935 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−411,723 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+21,401 shares · 2025Q413F
- Jeremy Grantham (GMO) added2026-02-17+43,211 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−363,001 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−17,020 shares · 2025Q313F
- Wellington Management exited2025-11-14−48,986 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−57,023 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+199,907 shares · 2025Q313F
- Renaissance Technologies opened position2025-11-13+363,001 shares · 2025Q313F
- Jeremy Grantham (GMO) trimmed2025-11-13−652,100 shares · 2025Q313F
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 positions1
- Steve Cohen (Point72)+21,401$30K
Added to2
- Ken Griffin (Citadel Advisors)+164,540$229K
- Jeremy Grantham (GMO)+43,211$60K
Trimmed3
- Izzy Englander (Millennium Mgmt)−411,723$572K
- D.E. Shaw & Co.−152,391$212K
- Two Sigma Investments−28,935$40K
Exited1
- Renaissance Technologies−363,001$817K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 10 | $80.5M |
| 2022Q2 | 9 | $36.0M |
| 2022Q3 | 9 | $45K |
| 2022Q4 | 8 | $18.1M |
| 2023Q1 | 8 | $10.6M |
| 2023Q2 | 8 | $25.7M |
| 2023Q3 | 9 | $14.4M |
| 2023Q4 | 7 | $15.8M |
| 2024Q1 | 7 | $17.3M |
| 2024Q2 | 7 | $13.5M |
| 2024Q3 | 7 | $5.0M |
| 2024Q4 | 6 | $5.9M |
| 2025Q1 | 5 | $3.4M |
| 2025Q2 | 8 | $7.0M |
| 2025Q3 | 9 | $6.1M |
| 2025Q4 | 9 | $2.8M |
Who owns AMTX
9 super-investors · 2025Q4
Tracked stake
2.06M
shares
Combined value
$3M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added4Trim3Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Jeremy Grantham GMO | 1.05M | $1M |
| 2 | Ken Griffin Citadel Advisors | 498.6K | $693K |
| 3 | Two Sigma Investments | 130.9K | $182K |
| 4 | Ken Griffin Citadel Advisors | 128.9K | $179K |
| 5 | Izzy Englander Millennium Mgmt | 118.2K | $164K |
| 6 | D.E. Shaw & Co. | 47.5K | $66K |
| 7 | Ken Griffin Citadel Advisors | 41.6K | $58K |
| 8 | Steve Cohen Point72 | 21.4K | $30K |
| 9 | T. Rowe Price | 20.5K | $29 |
Recent moves
20 transactions
- +43,211 · 2025Q4
- TRIMD.E. Shaw & Co.−152,391 · 2025Q4
- −411,723 · 2025Q4
- +21,401 · 2025Q4
- −28,935 · 2025Q4
- +164,540 · 2025Q4
- −363,001 · 2025Q4
- −57,023 · 2025Q3
- −17,020 · 2025Q3
- −48,986 · 2025Q3
- +199,907 · 2025Q3
- +363,001 · 2025Q3
- −652,100 · 2025Q3
- +216,872 · 2025Q2
- +546,928 · 2025Q2
- TRIMT. Rowe Price−17,553 · 2025Q2
- −14,009 · 2025Q2
- −64,900 · 2025Q2
- −75,500 · 2025Q1
- −62,027 · 2025Q1
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