SEC Insider Transactions from Johnston James David.

Last updated: 2026-03-18 13:02 UTC | Total transactions: 31

Johnston James David has filed 31 insider transactions across 1 company since August 2024.

Most recent transaction: a option exercise of 18977 shares of Summit Midstream Corp ($SMC) on March 13, 2026.

Activity breakdown: 0 open-market purchases and 1 sale.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 18977 $0.00 76,664.0000 12,261,954 32.90% 0.15%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 7468 $30.29 69,196.0000 12,261,954 9.74% 0.06%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 4653 $0.00 73,849.0000 12,261,954 6.72% 0.04%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 1831 $30.29 72,018.0000 12,261,954 2.48% 0.01%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 9793 $0.00 81,811.0000 12,261,954 13.60% 0.08%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 3854 $30.29 77,957.0000 12,261,954 4.71% 0.03%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 18977 $0.00 70,740.0000 12,261,954 21.15% 0.15%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 4653 $0.00 66,087.0000 12,261,954 6.58% 0.04%
March 13, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 9793 $0.00 56,294.0000 12,261,954 14.82% 0.08%
March 16, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Corporation Restricted Stock Units 17544 $0.00 73,838.0000 12,261,954 31.16% 0.14%
March 16, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Corporation Restricted Stock Units 17544 $0.00 90,734.0000 12,261,954 23.97% 0.14%
Jan. 16, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 10794 $0.00 89,717.0000 12,261,954 10.74% 0.09%
Jan. 16, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 10794 $0.00 60,610.0000 12,261,954 21.67% 0.09%
Jan. 16, 2026 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 2923 $26.81 57,687.0000 12,261,954 4.82% 0.02%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 979 $37.44 43,418.0000 10,659,220 2.21% 0.01%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 9793 $0.00 53,211.0000 10,659,220 22.56% 0.09%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 3395 $37.44 49,816.0000 10,659,220 6.38% 0.03%
March 14, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Corporation Restricted Stock Units 13958 $0.00 105,908.0000 10,659,220 15.18% 0.13%
March 14, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Corporation Restricted Stock Units 13958 $0.00 119,866.0000 10,659,220 13.18% 0.13%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 5544 $0.00 114,322.0000 10,659,220 4.63% 0.05%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 4018 $0.00 110,304.0000 10,659,220 3.51% 0.04%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 9793 $0.00 100,511.0000 10,659,220 8.88% 0.09%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 5544 $0.00 41,729.0000 10,659,220 15.32% 0.05%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 1350 $37.44 40,379.0000 10,659,220 3.24% 0.01%
March 15, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 4018 $0.00 44,397.0000 10,659,220 9.95% 0.04%
Jan. 18, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Common Stock 10795 $0.00 38,996.0000 10,659,220 38.28% 0.10%
Jan. 18, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy F Common Stock 2811 $41.57 36,185.0000 10,659,220 7.21% 0.03%
Jan. 18, 2025 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy M Corporation Restricted Stock Units 10795 $0.00 91,950.0000 10,659,220 10.51% 0.10%
Dec. 12, 2024 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy S Common Stock 20000 $36.20 28,201.0000 0 41.49% 0.00%
Aug. 1, 2024 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Common Stock 48201 $0.00 48,201.0000 0 9999.99% 0.00%
Aug. 1, 2024 Summit Midstream Corp $SMC Johnston James David Executive VP, GC, CCO and Secy A Corporation Restricted Stock Units 102745 $0.00 102,745.0000 0 9999.99% 0.00%