2025-09-27T05:42:58-00:00 2023-12-31 260379431 CARL PEARCE CPA PC 415 HIGH BROOK DR RICHARDSON TX 75080 990PF 2023-01-01 203881727 THE DUFFY AND TINA OYSTER FOUNDATION DUFF 5127894000 10750 STRAIT LANE DALLAS TX 75229 ROBERT COHEN PRESIDENT 5127894000 2025-09-27 true CARL PEARCE P00970795 2148681445 2025-09-27 X 2023 2025-03-06 01:10:19Z X X 8444373 X 1441160 83368 83368 0 212770 212770 18376 1755674 83368 6463 1600 45696 62979 116738 0 0 174718 174718 291456 0 174718 1464218 83368 434804 250097 250097 979054 677054 979054 979054 1077260 1351878 1351878 3023123 4149221 4149221 1782205 117452 1710449 1664753 1664753 79680 49370 49370 7002370 8444373 8444373 2787 4661 1644987 1620898 1647774 1625559 X 5354596 6818814 5354596 6818814 7002370 8444373 5354596 1464218 6818814 6818814 1159 1159 1159 70 1229 false false false false false false false false true TX false false false false true N/A STEPHEN OYSTER 5127894000 10750 STRAIT LANE DALLAS TX 75229 false false true false false false false false false true 2020 2021 false false false false false true false false false false false false false false ROBERT COHEN 3245 MAIN STREET STE 235-230 FRISCO TX 75034 PRESIDENT 005.00 0 NONE NONE N/A 0 N/A 0 0 4149221 4149221 4149221 62238 4086983 204349 204349 1159 1159 203190 203190 203190 174718 174718 203190 2019 2020 2021 27175 109077 23851 3324 136252 174718 174718 28472 28472 107780 27175 27175 0 80605 27175 23851 3324 NA NA X Auburn University Auburn University Auburn AL 36549 Scholarship 50 Baylor University 1100 South 3rd Street Waco TX 76706 Scholarship 33772 Booth Western Art Museum PO Box 3070 501 Museum Dr Cartersville GA 30120 Charity 1500 Childrens Medical Center 1935 Medical District Dallas TX 75235 Charity 20000 Christina Chen 400 S 4th Street Waco TX 76706 Live Oak School Charity 1860 Couse-Sharp Historic Site PO Box 1436 Taos NM 87571 Charity 1000 Dallas International Street Church 2706 S 2nd Ave Dallas TX 75210 Charity 80000 Dallas Museum of Art 1717 North Harwood Dallas TX 75201 Charity 1000 Exchange Club PO Box 823725 Dallas TX 753823725 Sponser 3000 Hawaii Pacific University 1 Aloha Tower Drive Honolulu HI 96813 Scholarship 45 Highland Park ISD 4220 Emerson Ave Dallas TX 75205 Scholarship 2603 Jerry L Atherton 727 East Dean Keeon St Austin TX 78705 Scholarship 1000 Judicial Watch Inc 425 Third Street SW Suite 800 Washington DC 20024 Presidents Club 1000 Karen Dudley Ministries 2706 S Second Ave Dallas TX 75210 Charity 10000 Live Oak Classical School 420 S 5th Street Waco TX 76706 Donation to school 3120 Luke Ford 1100 South 3rd Street Waco TX 76706 Scholarship 600 McGraw-Hill Higher Education 1325 Ave of the Americas New York NY 10019 Scholarship 231 National Parks Association 1500 K Street NW Suite 700 Washington DC 20005 Charity 15 Pearson Education 800 E 96th ST Suite 300 Indianapolis IN 46240 Scholarship 117 Sigma PI Epsilon 310 S Boulevard Richmond VA 23220 Scholarship 1200 Sky Ranch 7616 LBJ Freeway Suite 500 Dallas TX 75251 Charity 12200 TX Nationalist Movement 3318 Hwy 365 Suite 243 Nederland TX 77627 Charity 100 University of Knoxville 600 Andy Holt Tower Knoxville TN 37996 Scholarship 50 University of Tampa 401 W Kennedy Blvd Tampa FL 33606 Scholarship 40 University of Arkansas 1 University of Arkansas Fayetteville AR 72701 Scholarship 55 University of Oklahoma 201 Stephenson Parkway Suite 1300 A Norman OK 73019 Scholarship 50 UT Southwestern Medical Center PO Box 910888 Dallas TX 753910888 Charity 110 174718 83368 212770 296138 296138 10 The sale of collectible artwork is the primary means by which the Foundation accomplishes its charitable and educational purposes. false false false false false false false false false false X X 1 STEPHEN OYSTER 10750 STRAIT LANE DALLAS TX 75229 400000 X 2 COMMERCIAL FORMS North 11293 TX-19 ATHENS TX 75752 45000 X 3 STEPHEN OYSTER 10750 STRAIT LANE DALLAS TX 75229 996160 X STORAGE BUILDING 2017-12-01 132205 17091 39 YEAR SL 0000000039.000000000000 3390 4501 ROWLETT RD - RETAIL CENTER 2021-09-10 1650000 54666 39 YEAR SL 0000000039.000000000000 42306 EXPLANATION OF CHANGES TO 2023 FORM 990-PF. THE FOUNDATION IS FILING THIS AMENDED RETURN TO CHANGE E EXPLANATION OF CHANGES TO 2023 FORM 990-PF. THE FOUNDATION IS FILING THIS AMENDED RETURN TO CHANGE ERRORS IN THE ORIGINALLY FILED FORM 990-PF. THE FOLLOWING CHANGES WERE MADE 1 STEPHEN OYSTER CANCELLED THE 996,160 LOAN TO THE FOUNDATION AND MADE IT A DONATION TO THE FOUNDATION. THIS INCREASED PART I, LINE 1 BY 996,160. THIS ALSO DECREASED PART II, LINE 20 BY 996,160. J P MORGAN INVESTMENTS FMV 1447011 1447011 UBS INVESTMENTS FMV 2702210 2702210 STORAGE BUILDING 132205 20481 111724 111724 4501 ROWLETT RD RETAIL CENTER 1650000 96971 1553029 1553029 ROCKBAY PROPERTIES II 15000 15000 TINA OYSTER 50000 STEPHEN OYSTER 132463 40256 STEPHEN OYSTER 1550000 1550000 ROCKBAY PROPERTIES III 15642 15642 NOTES RECEIVABLE - ROWLETT RD 79680 49370 49370 Insurance Expense 19086 Bank Charges 24 Repairs and Maintenance 10372 Miscellaneous Expense 31570 Subscriptions/Memberships 485 Auto Expense 145 Travel 1297 Property Tax Refund 10848 Mahoney Ins group Refund 5589 Dividend Income 1885 IRS interest received 54 Google 32 Askart 381 YSI Granite Real Estate 2550 Christina Chen 3500 INVESTMENTS 212770 212770 Tax on investment income 1600