Ticker · CUSIP 56155L108
Holders (tracked)
6
Combined shares
502,146
Combined value
$904.2K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
9 events
- Steve Cohen (Point72) opened position2026-02-17+14,925 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−48,204 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−44 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+52,100 shares · 2025Q413F
- AQR Capital Management opened position2025-11-14+11,299 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−21,851 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−29,900 shares · 2025Q313F
- Wellington Management trimmed2025-11-14−58,814 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+1,800 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)+14,925$28K
Added to1
- Renaissance Technologies+52,100$96K
Trimmed2
- Ken Griffin (Citadel Advisors)−48,204$89K
- AQR Capital Management−44$81
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 5 | $4.2M |
| 2022Q2 | 7 | $2.9M |
| 2022Q3 | 7 | $5K |
| 2022Q4 | 9 | $4.3M |
| 2023Q1 | 9 | $2.4M |
| 2023Q2 | 7 | $6.5M |
| 2023Q3 | 6 | $6.5M |
| 2023Q4 | 5 | $6.9M |
| 2024Q1 | 5 | $5.4M |
| 2024Q2 | 6 | $5.1M |
| 2024Q3 | 6 | $1.0M |
| 2024Q4 | 5 | $456K |
| 2025Q1 | 7 | $902K |
| 2025Q2 | 6 | $1.2M |
| 2025Q3 | 6 | $1.1M |
| 2025Q4 | 6 | $904K |
Who owns TUSK
6 super-investors · 2025Q4
Tracked stake
502.1K
shares
Combined value
$904K
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added1Trim2Held2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 220.1K | $407K |
| 2 | Renaissance Technologies | 186.1K | $344K |
| 3 | Wellington Management | 56.4K | $104K |
| 4 | Steve Cohen Point72 | 14.9K | $28K |
| 5 | AQR Capital Management | 11.3K | $21K |
| 6 | T. Rowe Price | 13.4K | $25 |
Recent moves
20 transactions
- +14,925 · 2025Q4
- −48,204 · 2025Q4
- −44 · 2025Q4
- +52,100 · 2025Q4
- −58,814 · 2025Q3
- +11,299 · 2025Q3
- −21,851 · 2025Q3
- TRIMT. Rowe Price−29,900 · 2025Q3
- +1,800 · 2025Q3
- −36,823 · 2025Q2
- +53,413 · 2025Q2
- +16,812 · 2025Q2
- −3,100 · 2025Q2
- +58,674 · 2025Q1
- +1,700 · 2025Q1
- +61,799 · 2025Q1
- −48,071 · 2024Q4
- −100 · 2024Q4
- +2,042 · 2024Q3
- +48,071 · 2024Q3
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