13F reference period
Q2 2026
CUSIP: 387432107
13F reference period
Q2 2026
Institutions Reporting
171
Shares (Excl. Options)
Price
$4.41
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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Latest holder context comes from 171 institutions filings for Q2 2026.
Security key
387432107
13F reference period
Q2 2026
13F holders
171
13D/G owners
2
CIK / CUSIP context first
Broader feeds
Open recent reporting periods for CUSIP 387432107:
13D/G owners
Large-stake holder rows connected to Schedule 13D/G evidence.
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| GREP GP III, LLC | 39% | -21% | $239,130,462 | -$65,844,022 | 51,648,048 | -22% | GREP GP III, LLC | 19 Aug 2026 |
| HAMILTON LANE ADVISORS LLC | 5.1% | $29,823,167 | 6,762,623 | Hamilton Lane Advisors, L.L.C. | 30 Jun 2026 |
13F concentration
Largest 13F positions for this security by reported shares and value.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Grey Rock Energy Management, LLC | 42% | 55,265,968 | 0% | 100% | $243,722,919 |
| HAMILTON LANE ADVISORS LLC | 5.1% | 6,762,623 | -8.5% | 20% | $29,823,167 |
| Utah Retirement Systems | 4% | 5,243,683 | 0% | 0.22% | $23,124,642 |
| BlackRock, Inc. | 3.8% | 4,968,334 | +5.5% | 0% | $21,910,353 |
| DIMENSIONAL FUND ADVISORS LP | 3% | 3,937,656 | +19% | 0% | $17,365,568 |
| AMERICAN CENTURY COMPANIES INC | 2.4% | 3,113,795 | +3.9% | 0.01% | $13,731,836 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.3% | 3,080,572 | -0.08% | 0% | $13,585,323 |
| Georgetown University | 2.3% | 3,079,000 | -3.3% | 5.6% | $13,578,390 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.2% | 1,640,135 | +11% | 0% | $7,232,995 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.2% | 1,602,260 | +6.1% | 0% | $7,068,291 |
| AQR CAPITAL MANAGEMENT LLC | 1.2% | 1,526,352 | +50% | 0% | $6,731,213 |
| STATE STREET CORP | 0.91% | 1,204,136 | +12% | 0% | $5,310,240 |
| Bank of New York Mellon Corp | 0.72% | 943,781 | -0.62% | 0% | $4,162,073 |
| TWO SIGMA INVESTMENTS, LP | 0.7% | 928,705 | +98% | 0% | $4,095,589 |
| CWA Asset Management Group, LLC | 0.69% | 911,580 | +16% | 0.12% | $4,020,066 |
| Nuveen, LLC | 0.66% | 871,211 | +6.8% | 0% | $3,842,041 |
| MILLENNIUM MANAGEMENT LLC | 0.59% | 777,965 | -43% | 0% | $3,430,826 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.58% | 770,058 | -32% | 0% | $3,395,956 |
| MORGAN STANLEY | 0.58% | 769,493 | +158% | 0% | $3,393,469 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.54% | 716,303 | +2% | 0.01% | $3,158,896 |
| JPMORGAN CHASE & CO | 0.53% | 699,485 | +145% | 0% | $3,105,713 |
| Trexquant Investment LP | 0.49% | 643,051 | +352% | 0.02% | $2,835,855 |
| NORTHERN TRUST CORP | 0.44% | 582,908 | +34% | 0% | $2,570,625 |
| GOLDMAN SACHS GROUP INC | 0.41% | 539,329 | -22% | 0% | $2,378,441 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.39% | 514,761 | +3.1% | 0% | $2,270,096 |
Quarter history
Holder count, reported shares/value, and median price by quarter.
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 11,012,233 | $47,817,002 | +$11,519,635 | $4.34 | 26 |
| 2026 Q2 | 111,232,217 | $490,678,320 | +$21,780,324 | $4.41 | 171 |
| 2026 Q1 | 106,184,587 | $623,279,821 | +$14,551,771 | $5.87 | 155 |
| 2025 Q4 | 103,411,735 | $486,026,836 | -$9,157,248 | $4.70 | 145 |
| 2025 Q3 | 105,027,211 | $568,205,352 | -$7,859,398 | $5.41 | 138 |
| 2025 Q2 | 106,864,040 | $680,700,848 | +$16,099,282 | $6.37 | 149 |
| 2025 Q1 | 103,621,758 | $630,041,135 | +$9,418,657 | $6.08 | 136 |
| 2024 Q4 | 102,048,828 | $659,223,321 | +$24,353,688 | $6.46 | 121 |
| 2024 Q3 | 42,777,510 | $254,104,791 | -$10,767,425 | $5.94 | 108 |
| 2024 Q2 | 43,888,322 | $277,807,114 | +$15,645,125 | $6.33 | 102 |
| 2024 Q1 | 41,369,630 | $267,632,560 | +$1,525,580 | $6.50 | 107 |
| 2023 Q4 | 41,171,657 | $247,855,038 | +$17,400,101 | $6.02 | 104 |
| 2023 Q3 | 32,577,377 | $198,722,260 | +$136,530,981 | $6.10 | 91 |
| 2023 Q2 | 10,173,785 | $67,452,423 | +$29,173,769 | $6.63 | 52 |
| 2023 Q1 | 5,899,131 | $34,626,877 | +$11,615,704 | $5.87 | 30 |
| 2022 Q4 | 3,773,164 | $34,073,085 | +$34,073,085 | $9.03 | 18 |