Ticker · CUSIP 38068T105
Holders (tracked)
6
Combined shares
4,455,338
Combined value
$3.69M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
7 events
- +26,588 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+394,129 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+143,896 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−321,255 shares · 2025Q413F
- T. Rowe Price exited2025-11-14−84,700 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+913,684 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+585,277 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
- Izzy Englander (Millennium Mgmt)+26,588$22K
Added to2
- Two Sigma Investments+394,129$326K
- Ken Griffin (Citadel Advisors)+143,896$119K
Trimmed1
- Renaissance Technologies−321,255$266K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 9 | $10.0M |
| 2022Q2 | 9 | $5.4M |
| 2022Q3 | 8 | $4K |
| 2022Q4 | 9 | $2.4M |
| 2023Q1 | 6 | $1.4M |
| 2023Q2 | 6 | $1.2M |
| 2023Q3 | 9 | $867K |
| 2023Q4 | 6 | $676K |
| 2024Q1 | 6 | $720K |
| 2024Q2 | 6 | $1.1M |
| 2024Q3 | 4 | $794K |
| 2024Q4 | 3 | $404K |
| 2025Q1 | 6 | $1.3M |
| 2025Q2 | 6 | $982K |
| 2025Q3 | 5 | $3.5M |
| 2025Q4 | 6 | $3.7M |
Who owns GORO
6 super-investors · 2025Q4
Tracked stake
4.46M
shares
Combined value
$4M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added4Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 1.62M | $1M |
| 2 | Two Sigma Investments | 1.38M | $1M |
| 3 | Ken Griffin Citadel Advisors | 1.30M | $1M |
| 4 | Ken Griffin Citadel Advisors | 69.5K | $58K |
| 5 | Ken Griffin Citadel Advisors | 57.9K | $48K |
| 6 | Izzy Englander Millennium Mgmt | 26.6K | $22K |
Recent moves
20 transactions
- +26,588 · 2025Q4
- +143,896 · 2025Q4
- +394,129 · 2025Q4
- −321,255 · 2025Q4
- SOLDT. Rowe Price−84,700 · 2025Q3
- +913,684 · 2025Q3
- +585,277 · 2025Q3
- −7,455 · 2025Q2
- −224,997 · 2025Q2
- −12,286 · 2025Q1
- −85,500 · 2025Q1
- −1,529 · 2024Q4
- −32,639 · 2024Q4
- +333 · 2024Q3
- SOLDD.E. Shaw & Co.−172,604 · 2023Q4
- +201,139 · 2024Q3
- −65,393 · 2024Q2
- −65,466 · 2024Q2
- TRIMBlackRock−124,566 · 2024Q2
- +95,300 · 2024Q2
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