Ticker · CUSIP 62857J201
Holders (tracked)
3
Combined shares
486,540
Combined value
$427.7K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-2 vs previous quarter over the last 8.
SEC event timeline
8 events
- Two Sigma Investments exited2026-02-17−18,890 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+18,600 shares · 2025Q413F
- AQR Capital Management added2026-02-17+140,427 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−712,094 shares · 2025Q413F
- AQR Capital Management opened position2025-11-14+293,949 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−229,443 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−132,865 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+170,689 shares · 2025Q313F
Insider activity
Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
3
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-14 | FEBBO WILLIAM J Insider | A | 45,000 | — | $0 |
| 04-13 | HENRY DAVID A Chief Financial Officer · Insider | F | 3,953 | $0.71 | $2.8K |
| 04-10 | GUDONIS PAUL R Chief Executive Officer · Insider | A | 19,395 | — | $0 |
| 04-10 | HENRY DAVID A Chief Financial Officer · Insider | A | 12,500 | — | $0 |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions0
—
Added to2
- AQR Capital Management+140,427$128K
- Ken Griffin (Citadel Advisors)+18,600$17K
Trimmed0
—
Exited2
- Renaissance Technologies−712,094$635K
- Two Sigma Investments−18,890$17K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 1 | $56K |
| 2022Q2 | 2 | $41K |
| 2022Q3 | 2 | $66 |
| 2022Q4 | 3 | $36K |
| 2023Q1 | 4 | $61K |
| 2023Q2 | 4 | $76K |
| 2023Q3 | 4 | $48K |
| 2023Q4 | 5 | $940K |
| 2024Q1 | 2 | $113K |
| 2024Q2 | 4 | $941K |
| 2024Q3 | 3 | $729K |
| 2024Q4 | 5 | $2.9M |
| 2025Q1 | 4 | $4.9M |
| 2025Q2 | 6 | $2.8M |
| 2025Q3 | 5 | $929K |
| 2025Q4 | 3 | $428K |
Who owns MYO
3 super-investors · 2025Q4
Tracked stake
486.5K
shares
Combined value
$428K
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added2Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | AQR Capital Management | 434.4K | $395K |
| 2 | Ken Griffin Citadel Advisors | 35.6K | $32K |
| 3 | T. Rowe Price | 16.6K | $16 |
Recent moves
20 transactions
- +18,600 · 2025Q4
- +140,427 · 2025Q4
- −18,890 · 2025Q4
- −712,094 · 2025Q4
- −132,865 · 2025Q3
- −229,443 · 2025Q3
- +293,949 · 2025Q3
- +170,689 · 2025Q3
- +151,755 · 2025Q2
- −382,326 · 2025Q2
- +16,564 · 2025Q2
- +448,105 · 2025Q2
- +490,608 · 2025Q1
- −106,300 · 2025Q1
- +121,161 · 2024Q4
- +56,500 · 2024Q4
- +8,016 · 2024Q3
- ADDBlackRock+111,089 · 2024Q2
- −146,616 · 2024Q2
- −75,462 · 2024Q1
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