Ticker · CUSIP 368678108
Holders (tracked)
5
Combined shares
692,279
Combined value
$8.97M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
SEC event timeline
9 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−4,807 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−3,767 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−9,907 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−9,700 shares · 2025Q413F
- Mario Gabelli (GAMCO) added2026-02-05+47,600 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+24,207 shares · 2025Q313F
- AQR Capital Management added2025-11-14+12,773 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+1,100 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−13,860 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 positions0
—
Added to1
- Mario Gabelli (GAMCO)+47,600$617K
Trimmed4
- AQR Capital Management−9,907$128K
- Renaissance Technologies−9,700$126K
- Ken Griffin (Citadel Advisors)−4,807$62K
- Izzy Englander (Millennium Mgmt)−3,767$49K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 4 | $6.4M |
| 2022Q2 | 3 | $6.0M |
| 2022Q3 | 3 | $5K |
| 2022Q4 | 4 | $1.7M |
| 2023Q1 | 4 | $2.7M |
| 2023Q2 | 4 | $8.9M |
| 2023Q3 | 4 | $10.0M |
| 2023Q4 | 4 | $12.4M |
| 2024Q1 | 6 | $13.5M |
| 2024Q2 | 5 | $22.8M |
| 2024Q3 | 6 | $13.2M |
| 2024Q4 | 5 | $11.0M |
| 2025Q1 | 6 | $8.4M |
| 2025Q2 | 6 | $9.3M |
| 2025Q3 | 6 | $10.2M |
| 2025Q4 | 5 | $9.0M |
Who owns GENC
5 super-investors · 2025Q4
Tracked stake
692.3K
shares
Combined value
$9M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added1Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 344.0K | $4M |
| 2 | Mario Gabelli GAMCO | 258.2K | $3M |
| 3 | Izzy Englander Millennium Mgmt | 38.6K | $501K |
| 4 | Ken Griffin Citadel Advisors | 36.8K | $478K |
| 5 | AQR Capital Management | 14.6K | $190K |
Recent moves
20 transactions
- −9,907 · 2025Q4
- −4,807 · 2025Q4
- −3,767 · 2025Q4
- −9,700 · 2025Q4
- +47,600 · 2025Q4
- +12,773 · 2025Q3
- +24,207 · 2025Q3
- +1,100 · 2025Q3
- −13,860 · 2025Q3
- +11,768 · 2025Q2
- −1,540 · 2025Q2
- −14,300 · 2025Q2
- +34,260 · 2025Q2
- −28,801 · 2025Q2
- +19,724 · 2025Q1
- +26,300 · 2025Q1
- +24,200 · 2025Q1
- −45,263 · 2025Q1
- −14,200 · 2024Q4
- −800 · 2024Q4
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