| GEORGE KAISER FAMILY FOUNDATION |
| 28.65% | 29.73% | #1 | $298.4M | 7.9M | $262.5M | 7.9M | 00.00% | Unchanged |
| WELLINGTON MANAGEMENT GROUP LLP |
| 0.02% | 0.02% | #34 | $126.9M | 3.3M | $88.0M | 2.6M | +705,587+26.79% | Add |
| BlackRock, Inc. |
| <0.01% | <0.01% | #100 | $76.5M | 2.0M | $63.2M | 1.9M | +122,456+6.47% | Add |
| Copeland Capital Management, LLC |
| 1.54% | 1.18% | #3 | $75.0M | 2.0M | $53.0M | 1.6M | +388,967+24.55% | Add |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
| <0.01% | <0.01% | #81 | $46.8M | 1.2M | $43.1M | 1.3M | -59,443-4.61% | Reduce |
| TORTOISE CAPITAL ADVISORS, L.L.C. |
| 0.45% | 0.41% | #8 | $44.3M | 1.2M | $39.5M | 1.2M | -16,969-1.43% | Reduce |
| VANGUARD CAPITAL MANAGEMENT LLC |
| <0.01% | <0.01% | #118 | $37.8M | 994,364 | $35.3M | 1.1M | -62,306-5.90% | Reduce |
| TimesSquare Capital Management, LLC |
| 0.53% | 0.38% | #6 | $36.1M | 950,222 | $22.5M | 671,942 | +278,280+41.41% | Add |
| Ranger Investment Management, L.P. |
| 2.19% | 2.17% | #2 | $34.7M | 912,300 | $30.0M | 897,041 | +15,259+1.70% | Add |
| KAYNE ANDERSON CAPITAL ADVISORS LP |
| 0.5% | 0.41% | #7 | $25.2M | 664,577 | $21.6M | 646,535 | +18,042+2.79% | Add |
| CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT |
| 1.1% | 0.54% | #5 | $24.7M | 650,000 | $10.9M | 325,000 | +325,000+100.00% | Add |
| GEODE CAPITAL MANAGEMENT, LLC |
| <0.01% | <0.01% | #96 | $23.4M | 616,604 | $19.5M | 584,151 | +32,453+5.56% | Add |
| STATE STREET CORP |
| <0.01% | <0.01% | #129 | $21.7M | 572,420 | $18.5M | 552,117 | +20,303+3.68% | Add |
| DIMENSIONAL FUND ADVISORS LP |
| <0.01% | <0.01% | #62 | $19.5M | 514,252 | $16.6M | 496,849 | +17,403+3.50% | Add |
| EMERALD ADVISERS, LLC |
| 0.43% | 0.33% | #9 | $18.4M | 485,260 | $10.5M | 315,665 | +169,595+53.73% | Add |
| FMR LLC |
| <0.01% | <0.01% | #119 | $18.2M | 480,346 | $28.0M | 838,987 | -358,641-42.75% | Reduce |
| D. E. Shaw & Co., Inc. |
| 0.01% | 0.01% | #51 | $14.9M | 392,792 | $11.5M | 343,491 | +49,301+14.35% | Add |
| Yaupon Capital Management LP |
| 0.29% | 0.21% | #11 | $14.8M | 390,353 | $6.6M | 196,990 | +193,363+98.16% | Add |
| Neuberger Berman Group LLC |
| 0.01% | 0.02% | #46 | $14.2M | 374,392 | $25.0M | 749,180 | -374,788-50.03% | Reduce |
| Russell Investments Group, Ltd. |
| 0.01% | 0.01% | #44 | $13.0M | 343,449 | $10.9M | 325,431 | +18,018+5.54% | Add |
| NORTHERN TRUST CORP |
| <0.01% | <0.01% | #91 | $12.8M | 337,703 | $10.2M | 305,766 | +31,937+10.44% | Add |
| MORGAN STANLEY |
| <0.01% | <0.01% | #126 | $12.8M | 337,348 | $7.0M | 279,561 | +57,787+20.67% | Add |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
| 0.02% | 0.02% | #38 | $12.8M | 336,084 | $11.5M | 343,366 | -7,282-2.12% | Reduce |
| EMERALD MUTUAL FUND ADVISERS TRUST |
| 0.4% | 0.31% | #10 | $11.4M | 299,991 | $6.3M | 189,165 | +110,826+58.59% | Add |
| GOLDMAN SACHS GROUP INC |
| <0.01% | <0.01% | #108 | $11.0M | 289,600 | $8.1M | 242,837 | +46,763+19.26% | Add |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC |
| 0.03% | 0.03% | #30 | $10.7M | 281,037 | $8.2M | 243,927 | +37,110+15.21% | Add |
| ENVESTNET ASSET MANAGEMENT INC |
| <0.01% | <0.01% | #75 | $10.1M | 266,617 | $7.7M | 230,176 | +36,441+15.83% | Add |
| RENAISSANCE TECHNOLOGIES LLC |
| 0.01% | 0.01% | #40 | $9.3M | 245,177 | $9.5M | 285,519 | -40,342-14.13% | Reduce |
| Qube Research & Technologies Ltd |
| 0.01% | 0.02% | #49 | $7.9M | 208,508 | $16.9M | 505,266 | -296,758-58.73% | Reduce |
| UBS Group AG |
| <0.01% | <0.01% | #105 | $7.7M | 201,896 | $5.2M | 155,139 | +46,757+30.14% | Add |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
| <0.01% | <0.01% | #102 | $7.6M | 201,252 | $6.6M | 197,634 | +3,618+1.83% | Add |
| Bank of New York Mellon Corp |
| <0.01% | <0.01% | #97 | $7.5M | 198,591 | $6.5M | 195,532 | +3,059+1.56% | Add |
| VANGUARD FIDUCIARY TRUST CO |
| <0.01% | <0.01% | #93 | $6.0M | 159,210 | $5.2M | 154,333 | +4,877+3.16% | Add |
| Hartree Partners, LP |
| 1.21% | — | #4 | $5.7M | 149,294 | $0 | 0 | +149,294 | New Buy |
| Trexquant Investment LP |
| 0.03% | 0.02% | #29 | $5.7M | 148,762 | $2.8M | 83,299 | +65,463+78.59% | Add |
| Nuveen, LLC |
| <0.01% | <0.01% | #94 | $5.4M | 140,984 | $1.5M | 44,650 | +96,334+215.75% | Add |
| BANK OF AMERICA CORP /DE/ |
| <0.01% | <0.01% | #156 | $5.3M | 139,037 | $5.0M | 150,160 | -11,123-7.41% | Reduce |
| Caption Management, LLC |
| 0.02% | 0.03% | #33 | $4.9M | 129,300 | $5.0M | 149,690 | -20,390-13.62% | Reduce |
| VOYA INVESTMENT MANAGEMENT LLC |
| <0.01% | <0.01% | #56 | $4.7M | 124,502 | $4.3M | 130,130 | -5,628-4.32% | Reduce |
| JACOBS LEVY EQUITY MANAGEMENT, INC |
| 0.02% | 0.02% | #37 | $4.7M | 123,230 | $5.6M | 166,349 | -43,119-25.92% | Reduce |
| JPMORGAN CHASE & CO |
| <0.01% | <0.01% | #168 | $4.5M | 121,736 | $14.6M | 439,660 | -317,924-72.31% | Reduce |
| AMERIPRISE FINANCIAL INC |
| <0.01% | <0.01% | #113 | $4.3M | 114,450 | $3.4M | 102,549 | +11,901+11.61% | Add |
| SEI INVESTMENTS CO |
| <0.01% | <0.01% | #67 | $3.7M | 98,207 | $2.7M | 81,382 | +16,825+20.67% | Add |
| HITE Hedge Asset Management LLC |
| 0.2% | 1% | #12 | $3.7M | 96,338 | $17.6M | 528,015 | -431,677-81.75% | Reduce |
| XTX Topco Ltd |
| 0.05% | 0.04% | #26 | $3.6M | 93,647 | $2.2M | 64,954 | +28,693+44.17% | Add |
| CITADEL ADVISORS LLC |
| <0.01% | <0.01% | #150 | $3.5M | 92,362 | $2.3M | 69,655 | +22,707+32.60% | Add |
| NFJ INVESTMENT GROUP, LLC |
| 0.12% | 0.12% | #16 | $3.5M | 92,320 | $3.1M | 92,320 | 00.00% | Unchanged |
| JANE STREET GROUP, LLC |
| <0.01% | — | #166 | $3.0M | 80,247 | $0 | 0 | +80,247 | New Buy |
| STIFEL FINANCIAL CORP |
| <0.01% | <0.01% | #74 | $3.0M | 78,150 | $2.2M | 66,762 | +11,388+17.06% | Add |
| ROYAL BANK OF CANADA |
| <0.01% | <0.01% | #147 | $2.9M | 77,046 | $2.2M | 65,719 | +11,327+17.24% | Add |
