Company · CIK 0001549922 · SIC 4922 — Natural Gas Transmission
Summit Midstream Partners, LP · SMLP
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 1, 2018 MForm 4 → | Dec 4, 5:26 pm EST | Leonard Wayne MallettSee remarks below. | 28,658 | — | — | 110,608 | — | plan? |
| Oct 22, 2018 SForm 4 → | Oct 23, 7:23 pm EDT | Brock M DegeyterSee remarks below. | 400 | $16.00 | $6,400 | 51,344 | −0.77% | plan? |
| Oct 17, 2018 SForm 4 → | Oct 17, 5:31 pm EDT | Brad N GravesSee remarks below. | 5,000 | $14.84 | $74,200 | 36,225 | −12.1% | plan? |
| Sep 17, 2018 SForm 4 → | Sep 18, 6:25 pm EDT | Brock M DegeyterSee remarks below. | 3,000 | $16.00 | $48,012 | 51,744 | −5.48% | plan? |
| Sep 17, 2018 SForm 4 → | Sep 18, 6:21 pm EDT | Brad N GravesSee remarks below. | 5,000 | $15.93 | $79,664 | 41,225 | −10.8% | plan? |
| Aug 17, 2018 SForm 4 → | Aug 17, 5:09 pm EDT | Brad N GravesSee remarks below. | 5,000 | $16.82 | $84,105 | 46,225 | −9.76% | plan? |
| Aug 17, 2018 SForm 4 → | Aug 17, 5:05 pm EDT | Brock M DegeyterSee remarks below. | 3,000 | $16.85 | $50,548 | 54,744 | −5.20% | plan? |
| Jul 17, 2018 SForm 4 → | Jul 18, 6:33 pm EDT | Brad N GravesSee remarks below. | 5,000 | $16.15 | $80,750 | 51,225 | −8.89% | plan? |
| Jul 17, 2018 SForm 4 → | Jul 18, 6:32 pm EDT | Brock M DegeyterSee remarks below. | 6,000 | $16.37 | $98,230 | 57,744 | −9.41% | plan? |
| Jun 18, 2018 SForm 4 → | Jun 19, 5:12 pm EDT | Brad N GravesSee remarks below. | 5,000 | $15.62 | $78,078 | 56,225 | −8.17% | plan? |
| May 22, 2018 SForm 4 → | May 23, 5:03 pm EDT | Brock M DegeyterSee remarks below. | 9,000 | $16.06 | $144,515 | 63,744 | −12.4% | plan? |
| May 17, 2018 SForm 4 → | May 18, 5:21 pm EDT | Brad N GravesSee remarks below. | 5,000 | $15.53 | $77,635 | 61,225 | −7.55% | plan? |
| Apr 17, 2018 SForm 4 → | Apr 18, 5:35 pm EDT | Brad N GravesSee remarks below. | 5,000 | $15.37 | $76,861 | 66,225 | −7.02% | plan? |
| Mar 19, 2018 SForm 4 → | Mar 19, 3:28 pm EDT | Louise E MatthewsSee remarks below. | 1,000 | $14.55 | $14,550 | 14,114 | −6.62% | plan? |
| Mar 19, 2018 SForm 4 → | Mar 19, 3:25 pm EDT | Brad N GravesSee remarks below. | 5,000 | $14.83 | $74,125 | 71,225 | −6.56% | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:45 pm EDT | Matthew S. HarrisonSee remarks below. | 34,535 | $15.25 | $51,194 | 63,953 | — | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:41 pm EDT | Leonard Wayne MallettSee remarks below. | 25,415 | $15.25 | $23,622 | 81,950 | — | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:36 pm EDT | Steven J NewbySee remarks below., Director | 58,674 | $15.25 | $79,178 | 87,102 | — | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:34 pm EDT | Louise E MatthewsSee remarks below. | 8,826 | $15.25 | $14,411 | 15,114 | — | plan? |
| Mar 15, 2018 AForm 4 → | Mar 16, 5:21 pm EDT | Robert M WohleberDirector | 5,245 | — | — | 19,131 | — | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:19 pm EDT | Brad N GravesSee remarks below. | 31,983 | $15.25 | $14,899 | 76,225 | — | plan? |
| Mar 15, 2018 FMForm 4 → | Mar 16, 5:17 pm EDT | Brock M DegeyterSee remarks below. | 32,129 | $15.25 | $14,655 | 72,744 | — | plan? |
| Mar 9, 2018 PForm 4 → | Mar 12, 3:46 pm EDT | Steven J NewbySee remarks below., Director | 15,000 | $15.88 | $238,200 | 38,812 | +63.0% | plan? |
| Dec 1, 2017 FMForm 4 → | Dec 4, 2:53 pm EST | Leonard Wayne MallettSee remarks below. | 31,444 | $18.95 | $52,776 | 59,633 | — | plan? |
| Mar 17, 2017 SForm 4 → | Mar 20, 12:46 pm EDT | Steven J NewbySee Remarks, Director | 29,000 | $23.23 | $673,592 | 23,812 | −54.9% | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 1:01 pm EDT | Matthew S. HarrisonSee Remarks | 31,502 | $22.50 | $129,803 | 36,132 | — | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 1:01 pm EDT | Steven J NewbySee Remarks, Director | 55,732 | $22.50 | $233,078 | 52,812 | — | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 1:00 pm EDT | Louise E MatthewsSee Remarks | 6,963 | $22.50 | $30,060 | 8,178 | — | plan? |
| Mar 15, 2017 AForm 4 → | Mar 17, 1:00 pm EDT | Robert M WohleberDirector | 3,555 | — | — | 13,886 | — | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 12:59 pm EDT | Leonard Wayne MallettSee Remarks. | 16,184 | $22.50 | $60,503 | 33,759 | — | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 12:59 pm EDT | Brad N GravesSee Remarks | 29,718 | $22.50 | $89,100 | 46,196 | — | plan? |
| Mar 15, 2017 AForm 4 → | Mar 17, 12:59 pm EDT | Susan TomaskyDirector | 3,555 | — | — | 16,463 | — | plan? |
| Mar 15, 2017 FMForm 4 → | Mar 17, 12:58 pm EDT | Brock M DegeyterSee Remarks | 29,485 | $22.50 | $89,078 | 42,537 | — | plan? |
| Feb 3, 2017 SForm 4 → | Feb 7, 5:47 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 4,000,000 | $24.00 | $96,000,000 | 25,854,581 | −13.4% | plan? |
| Feb 3, 2017 SForm 4 → | Feb 7, 5:43 pm EST | SUMMIT MIDSTREAM PARTNERS, LLC +1Director, 10% Owner | 4,000,000 | $23.66 | $94,640,000 | 25,854,581 | −13.4% | plan? |
| Dec 27, 2016 SForm 4 → | Dec 29, 9:59 pm EST | Louise E MatthewsSEE REMARKS | 500 | $25.20 | $12,600 | 3,887 | −11.4% | plan? |
| Dec 1, 2016 FMForm 4 → | Dec 2, 4:57 pm EST | Leonard Wayne MallettSee Remarks. | 34,365 | $22.45 | $128,100 | 22,953 | — | plan? |
| Sep 6, 2016 SForm 4 → | Sep 8, 5:06 pm EDT | Brock M DegeyterSee Remarks | 2,330 | $25.00 | $58,253 | 20,970 | −10.0% | plan? |
| Sep 6, 2016 SForm 4 → | Sep 8, 5:06 pm EDT | Matthew S. HarrisonSee Remarks | 1,920 | $25.00 | $48,002 | 16,168 | −10.6% | plan? |
| Aug 31, 2016 SForm 4 → | Sep 2, 4:43 pm EDT | Steven J NewbySee Remarks, Director | 12,500 | $25.00 | $312,500 | 17,798 | −41.3% | plan? |
| Aug 31, 2016 SForm 4 → | Sep 2, 4:43 pm EDT | Brock M DegeyterSee Remarks | 3,920 | $25.01 | $98,022 | 23,300 | −14.4% | plan? |
| Aug 31, 2016 SForm 4 → | Sep 2, 4:39 pm EDT | Matthew S. HarrisonSee Remarks | 3,080 | $25.01 | $77,018 | 18,088 | −14.6% | plan? |
| Jun 16, 2016 PForm 4 → | Jun 20, 4:13 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 8,590 | $20.90 | $179,531 | 5,915,827 | +0.15% | plan? |
| Jun 13, 2016 PForm 4 → | Jun 15, 7:27 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 17,839 | $20.93 | $373,303 | 5,907,237 | +0.30% | plan? |
| Jun 1, 2016 PForm 4 → | Jun 3, 5:42 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 70,255 | $20.96 | $1,472,379 | 5,889,398 | +1.21% | plan? |
| May 26, 2016 PForm 4 → | May 31, 7:02 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 164,896 | $20.89 | $3,444,351 | 5,819,143 | +2.92% | plan? |
| May 23, 2016 SForm 4 → | May 25, 3:48 pm EDT | Brad N GravesSee Remarks | 3,100 | $23.00 | $71,300 | 24,398 | −11.3% | plan? |
| May 19, 2016 SForm 4 → | May 23, 2:46 pm EDT | Brad N GravesSee Remarks | 800 | $23.00 | $18,400 | 27,498 | −2.83% | plan? |
| May 18, 2016 SForm 4 → | May 19, 3:26 pm EDT | Brad N GravesSee Remarks | 1,100 | $23.01 | $25,311 | 28,298 | −3.74% | plan? |
| May 5, 2016 PForm 4 → | May 9, 6:33 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 59,807 | $20.48 | $1,224,913 | 5,654,247 | +1.07% | plan? |
| May 2, 2016 PForm 4 → | May 4, 9:59 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 73,895 | $20.51 | $1,515,756 | 5,594,440 | +1.34% | plan? |
| Apr 27, 2016 PForm 4 → | Apr 29, 8:00 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 63,675 | $20.12 | $1,281,028 | 5,520,545 | +1.17% | plan? |
| Apr 26, 2016 SForm 4 → | Apr 27, 1:23 pm EDT | Brock M DegeyterSee Remarks | 6,250 | $20.06 | $125,346 | 27,220 | −18.7% | plan? |
| Apr 22, 2016 PForm 4 → | Apr 26, 6:41 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 54,633 | $19.97 | $1,091,233 | 5,456,870 | +1.01% | plan? |
| Apr 19, 2016 PForm 4 → | Apr 21, 7:29 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 45,160 | $19.55 | $882,925 | 5,402,237 | +0.84% | plan? |
| Apr 14, 2016 PForm 4 → | Apr 18, 5:57 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 59,974 | $18.25 | $1,094,647 | 5,357,077 | +1.13% | plan? |
| Apr 11, 2016 PForm 4 → | Apr 13, 7:22 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 52,284 | $17.69 | $924,906 | 5,297,103 | +1.00% | plan? |
| Apr 6, 2016 PForm 4 → | Apr 8, 5:50 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 57,590 | $16.64 | $958,183 | 5,244,819 | +1.11% | plan? |
| Apr 1, 2016 PForm 4 → | Apr 5, 6:08 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 183,115 | $16.04 | $2,937,145 | 5,187,229 | +3.66% | plan? |
| Mar 29, 2016 PForm 4 → | Mar 31, 7:48 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 43,475 | $16.30 | $708,436 | 5,004,114 | +0.88% | plan? |
| Mar 24, 2016 PForm 4 → | Mar 28, 6:28 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 88,475 | $15.50 | $1,371,272 | 4,960,639 | +1.82% | plan? |
| Mar 21, 2016 PForm 4 → | Mar 23, 8:17 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 154,198 | $15.95 | $2,459,156 | 4,872,164 | +3.27% | plan? |
| Mar 16, 2016 PForm 4 → | Mar 18, 7:38 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 148,877 | $15.63 | $2,326,887 | 4,717,966 | +3.26% | plan? |
| Mar 15, 2016 FMForm 4 → | Mar 17, 3:19 pm EDT | Brock M DegeyterSee Remarks | 16,986 | $14.82 | $18,836 | 33,470 | — | plan? |
| Mar 15, 2016 FMForm 4 → | Mar 17, 3:19 pm EDT | Brad N GravesSee Remarks | 16,733 | $14.82 | $18,777 | 29,398 | — | plan? |
| Mar 15, 2016 FMForm 4 → | Mar 17, 3:19 pm EDT | Steven J NewbySee Remarks, Director | 30,941 | $14.82 | $62,303 | 30,298 | — | plan? |
| Mar 15, 2016 AForm 4 → | Mar 17, 3:19 pm EDT | Robert M WohleberDirector | 5,398 | — | — | 10,331 | — | plan? |
| Mar 15, 2016 FMForm 4 → | Mar 17, 3:18 pm EDT | David K KimseySee Remarks | 1,097 | $14.82 | $3,023 | 950 | — | plan? |
| Mar 15, 2016 FMForm 4 → | Mar 17, 3:18 pm EDT | Matthew S. HarrisonSee Remarks | 18,618 | $14.82 | $35,212 | 21,168 | — | plan? |
| Mar 15, 2016 AForm 4 → | Mar 17, 3:18 pm EDT | Susan TomaskyDirector | 5,398 | — | — | 12,908 | — | plan? |
| Mar 11, 2016 PForm 4 → | Mar 15, 6:17 pm EDT | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 319,293 | $14.88 | $4,751,627 | 4,569,089 | +7.51% | plan? |
| Mar 8, 2016 PForm 4 → | Mar 10, 9:27 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 361,871 | $14.96 | $5,412,852 | 4,249,796 | +9.31% | plan? |
| Mar 3, 2016 PForm 4 → | Mar 7, 9:24 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 601,363 | $14.36 | $8,634,372 | 3,887,925 | +18.3% | plan? |
| Feb 29, 2016 PForm 4 → | Mar 2, 6:21 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 441,170 | $13.51 | $5,961,300 | 3,286,562 | +15.5% | plan? |
| Feb 24, 2016 PForm 4 → | Feb 26, 6:56 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 229,381 | $13.96 | $3,202,185 | 2,845,392 | +8.77% | plan? |
| Feb 19, 2016 PForm 4 → | Feb 23, 9:24 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 165,577 | $15.84 | $2,622,391 | 2,616,011 | +6.76% | plan? |
| Feb 16, 2016 CForm 4 → | Feb 18, 7:05 pm EST | SUMMIT MIDSTREAM PARTNERS, LLC +1Director, 10% Owner | 24,409,850 | — | — | 29,703,421 | — | plan? |
| Feb 16, 2016 PForm 4 → | Feb 18, 7:05 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 210,265 | $15.97 | $3,358,629 | 2,450,434 | +9.39% | plan? |
| Feb 16, 2016 CForm 4 → | Feb 18, 7:05 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 24,409,850 | — | — | 29,703,421 | — | plan? |
| Feb 10, 2016 PForm 4 → | Feb 12, 6:54 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 229,165 | $14.49 | $3,319,599 | 2,240,169 | +11.4% | plan? |
| Feb 5, 2016 PForm 4 → | Feb 9, 6:53 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 286,731 | $15.62 | $4,478,141 | 2,011,004 | +16.6% | plan? |
| Feb 2, 2016 PForm 4 → | Feb 4, 7:23 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 178,725 | $17.39 | $3,107,706 | 1,724,273 | +11.6% | plan? |
| Jan 28, 2016 PForm 4 → | Feb 1, 6:22 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 164,553 | $18.44 | $3,035,160 | 1,545,548 | +11.9% | plan? |
| Jan 25, 2016 PForm 4 → | Jan 27, 7:12 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 170,180 | $17.39 | $2,959,216 | 1,380,995 | +14.1% | plan? |
| Jan 20, 2016 PForm 4 → | Jan 22, 7:35 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 209,082 | $15.09 | $3,155,522 | 1,210,815 | +20.9% | plan? |
| Jan 14, 2016 PForm 4 → | Jan 19, 7:57 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 267,650 | $16.31 | $4,364,415 | 1,001,733 | +36.5% | plan? |
| Jan 11, 2016 PForm 4 → | Jan 13, 8:45 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 296,142 | $17.16 | $5,082,185 | 734,083 | +67.6% | plan? |
| Jan 7, 2016 PForm 4 → | Jan 11, 8:14 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 136,283 | $17.57 | $2,394,659 | 437,941 | +45.2% | plan? |
| Jan 4, 2016 PForm 4 → | Jan 6, 6:13 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 156,704 | $18.82 | $2,948,612 | 301,658 | +108% | plan? |
| Dec 30, 2015 PForm 4 → | Jan 4, 2016, 4:37 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 144,954 | $18.56 | $2,690,344 | 144,954 | — | plan? |
| Dec 15, 2015 PForm 4 → | Dec 17, 2:55 pm EST | SUMMIT MIDSTREAM PARTNERS, LLC +7Director, 10% Owner | 75,883 | $15.93 | $1,208,993 | 151,160 | +101% | plan? |
| Dec 14, 2015 PForm 4 → | Dec 16, 2:34 pm EST | SUMMIT MIDSTREAM PARTNERS, LLC +7Director, 10% Owner | 75,277 | $16.05 | $1,208,196 | 75,277 | — | plan? |
| Sep 28, 2015 FMForm 4 → | Sep 30, 4:25 pm EDT | Brad N GravesSee Remarks | 7,258 | $16.76 | $4,324 | 15,199 | — | plan? |
| Sep 28, 2015 FMForm 4 → | Sep 30, 4:25 pm EDT | Rene L CasadabanSee Remarks | 9,073 | $16.76 | $5,413 | 11,013 | — | plan? |
| Sep 28, 2015 FMForm 4 → | Sep 30, 4:22 pm EDT | Brock M DegeyterSee Remarks | 12,961 | $16.76 | $7,726 | 19,026 | — | plan? |
| Jul 29, 2015 SForm 4 → | Jul 30, 2:55 pm EDT | Steven J NewbySee Remarks, Director | 1,553 | $30.00 | $46,590 | 7,765 | −16.7% | plan? |
| Jun 29, 2015 SForm 4 → | Jun 30, 4:47 pm EDT | Steven J NewbySee Remarks, Director | 3,421 | $34.08 | $116,598 | 9,318 | −26.9% | plan? |
| Jun 29, 2015 SForm 4 → | Jun 30, 4:42 pm EDT | Brock M DegeyterSee Remarks | 1,500 | $34.72 | $52,073 | 6,987 | −17.7% | plan? |
| Jun 29, 2015 SForm 4 → | Jun 30, 4:39 pm EDT | Rene L CasadabanSee Remarks | 3,878 | $34.72 | $134,625 | 2,586 | −60.0% | plan? |
| Mar 15, 2015 FMForm 4 → | Mar 17, 7:09 pm EDT | Steven J NewbySee Remarks, Director | 17,269 | $33.94 | $108,608 | 12,739 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 1, 2018 DMForm 4 → | Dec 4, 5:26 pm EST | Leonard Wayne MallettSee remarks below. | 57,316 | — | — | 0 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:45 pm EDT | Matthew S. HarrisonSee remarks below. | 106,618 | — | — | 44,262 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:41 pm EDT | Leonard Wayne MallettSee remarks below. | 88,715 | — | — | 40,983 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:36 pm EDT | Steven J NewbySee remarks below., Director | 242,277 | — | — | 101,639 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:34 pm EDT | Louise E MatthewsSee remarks below. | 29,860 | — | — | 14,098 | — | |
| Mar 15, 2018 AForm 4 → | Mar 16, 5:29 pm EDT | Jerry L PetersDirector | 5,245 | — | — | 14,198 | — | |
| Mar 15, 2018 AForm 4 → | Mar 16, 5:23 pm EDT | Susan TomaskyDirector | 5,245 | — | — | 5,245 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:19 pm EDT | Brad N GravesSee remarks below. | 102,995 | — | — | 40,983 | — | |
| Mar 15, 2018 ADMForm 4 → | Mar 16, 5:17 pm EDT | Brock M DegeyterSee remarks below. | 103,319 | — | — | 40,983 | — | |
| Dec 1, 2017 DMForm 4 → | Dec 4, 2:53 pm EST | Leonard Wayne MallettSee remarks below. | 57,318 | — | — | 0 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 1:01 pm EDT | Matthew S. HarrisonSee Remarks | 82,577 | — | — | 31,111 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 1:01 pm EDT | Steven J NewbySee Remarks, Director | 199,762 | — | — | 86,666 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 1:00 pm EDT | Louise E MatthewsSee Remarks | 20,142 | — | — | 8,888 | — | |
| Mar 15, 2017 AForm 4 → | Mar 17, 1:00 pm EDT | Jerry L PetersDirector | 3,555 | — | — | 8,953 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 12:59 pm EDT | Leonard Wayne MallettSee Remarks. | 58,101 | — | — | 31,111 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 12:59 pm EDT | Brad N GravesSee Remarks | 82,627 | — | — | 31,111 | — | |
| Mar 15, 2017 ADMForm 4 → | Mar 17, 12:58 pm EDT | Brock M DegeyterSee Remarks | 82,163 | — | — | 31,111 | — | |
| Dec 1, 2016 DMForm 4 → | Dec 2, 4:57 pm EST | Leonard Wayne MallettSee Remarks. | 57,318 | — | — | 0 | — | |
| Mar 15, 2016 AForm 4 → | Mar 17, 3:20 pm EDT | Leonard Wayne MallettSee Remarks. | 40,485 | — | — | 40,485 | — | |
| Mar 15, 2016 ADMForm 4 → | Mar 17, 3:19 pm EDT | Brock M DegeyterSee Remarks | 75,289 | — | — | 43,859 | — | |
| Mar 15, 2016 ADMForm 4 → | Mar 17, 3:19 pm EDT | Brad N GravesSee Remarks | 75,272 | — | — | 43,859 | — | |
| Mar 15, 2016 ADMForm 4 → | Mar 17, 3:19 pm EDT | Steven J NewbySee Remarks, Director | 184,725 | — | — | 118,083 | — | |
| Mar 15, 2016 ADMForm 4 → | Mar 17, 3:18 pm EDT | David K KimseySee Remarks | 8,533 | — | — | 6,747 | — | |
| Mar 15, 2016 AForm 4 → | Mar 17, 3:18 pm EDT | Jerry L PetersDirector | 5,398 | — | — | 5,398 | — | |
| Mar 15, 2016 ADMForm 4 → | Mar 17, 3:18 pm EDT | Matthew S. HarrisonSee Remarks | 76,343 | — | — | 43,859 | — | |
| Feb 16, 2016 CForm 4 → | Feb 18, 7:05 pm EST | SUMMIT MIDSTREAM PARTNERS, LLC +1Director, 10% Owner | 24,409,850 | — | — | 0 | — | |
| Feb 16, 2016 CForm 4 → | Feb 18, 7:05 pm EST | ENERGY CAPITAL PARTNERS II, LLC +5Director, 10% Owner | 24,409,850 | — | — | 0 | — | |
| Dec 1, 2015 AForm 4 → | Dec 3, 11:32 am EST | Leonard Wayne MallettSee Remarks. | 85,976 | — | — | 85,976 | — | |
| Sep 28, 2015 AForm 4 → | Sep 30, 4:25 pm EDT | Matthew S. HarrisonSee Remarks | 14,750 | — | — | 14,750 | — | |
| Sep 28, 2015 ADMForm 4 → | Sep 30, 4:25 pm EDT | Brad N GravesSee Remarks | 15,750 | — | — | 0 | — | |
| Sep 28, 2015 DMForm 4 → | Sep 30, 4:25 pm EDT | Rene L CasadabanSee Remarks | 17,500 | — | — | 0 | — | |
| Sep 28, 2015 AForm 4 → | Sep 30, 4:25 pm EDT | Steven J NewbySee Remarks, Director | 17,500 | — | — | 17,500 | — | |
| Sep 28, 2015 DMForm 4 → | Sep 30, 4:22 pm EDT | Brock M DegeyterSee Remarks | 25,000 | — | — | 0 | — | |
| Mar 15, 2015 ADMForm 4 → | Mar 17, 7:09 pm EDT | Steven J NewbySee Remarks, Director | 91,787 | — | — | 56,718 | — | |
| Mar 15, 2015 ADMForm 4 → | Mar 17, 6:50 pm EDT | Brad N GravesSee Remarks | 37,432 | — | — | 18,047 | — | |
| Mar 15, 2015 ADMForm 4 → | Mar 17, 6:22 pm EDT | Matthew S. HarrisonSee Remarks | 38,677 | — | — | 18,563 | — | |
| Mar 15, 2015 ADMForm 4 → | Mar 17, 6:22 pm EDT | Brock M DegeyterSee Remarks | 37,611 | — | — | 18,533 | — | |
| Mar 15, 2015 ADMForm 4 → | Mar 17, 6:22 pm EDT | Rene L CasadabanSee Remarks | 33,868 | — | — | 17,502 | — |