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SMLP

SMLP·Insider activity
—
No end-of-day price on record
SMLP
Insider purchases and sales on the price
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
SMLPS&P 500 (rebased)
Insider BuyInsider SellForm 144 · planned sale
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair

No open-market insider purchases or sales of SMLP were filed in the last 180 days. Newest filing May 17, 2024 (2 years ago).

Net Insider Buying by Quarter

Shares bought (+) or sold (−) on the open market by SMLP insiders · Form 4 · last two years

No open-market insider buys or sells in the last two years.

On Record

$0Purchases · 180 days
$0Sales · 180 days
203Open-market transactions on record
0Insiders filing · 180 days

Purchases (code P) and sales (code S) of SMLP common stock reported on Form 4, with Form 5 annual catch-ups. Grants, option exercises, gifts and tax withholding are not shown. Dollars are shares × the stated price; a price outside anything the stock traded at that day is withheld (n/c).

Insider Transactions

203 on record · newest trade first
AllPurchasesSalesOfficers & directors
InsiderTypeSharesPriceValueHeld afterTradedFiled
PETERS JERRY LDirector Sale −10.0K $34.03 $340K30.2Kindirect May 14, 2024May 17, 2024 Form 4 ↗
Johnston James DavidSee remarks below. Sale −3,400 $25.21 $86K48.2Kdirect Mar 22, 2024Mar 22, 2024 Form 4 ↗
Johnston James DavidSee remarks below. Sale −600 $20.25 $12K22.3Kdirect Mar 15, 2024Mar 19, 2024 Form 4 ↗
Johnston James DavidSee remarks below. Sale −3,300 $20.25 $67K22.9Kdirect Mar 6, 2024Mar 6, 2024 Form 4 ↗
Johnston James DavidSee remarks below. Sale −700 n/c —26.1Kdirect Feb 29, 2024Mar 1, 2024 Form 4 ↗
Johnston James DavidSee remarks below. Sale −531 $20.47 $11K26.9Kdirect Nov 10, 2023Nov 14, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,995 $20.19 $40K27.4Kdirect Nov 9, 2023Nov 14, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −260 $20.03 $5K29.4Kdirect Nov 8, 2023Nov 8, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,594 $20.03 $32K29.6Kdirect Nov 7, 2023Nov 8, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −817 $20.23 $17K31.2Kdirect Nov 6, 2023Nov 8, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −241 $20.05 $5K32.0Kdirect Nov 2, 2023Nov 3, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −2,562 $20.05 $51K32.3Kdirect Oct 5, 2023Oct 10, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,487 $17.00 $25K35.3Kdirect Jun 15, 2023Jun 16, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −88 $17.00 $1K21.1Kdirect Mar 15, 2023Mar 17, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,575 $19.00 $30K21.2Kdirect Mar 7, 2023Mar 9, 2023 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,575 $17.85 $28K22.7Kdirect Dec 15, 2022Dec 19, 2022 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,557 $19.00 $30K24.3Kdirect Oct 24, 2022Oct 26, 2022 Form 4 ↗
Johnston James DavidSee remarks below. Sale −18 $19.00 $34225.9Kdirect Oct 17, 2022Oct 19, 2022 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,573 $17.00 $27K25.9Kdirect Oct 17, 2022Oct 19, 2022 Form 4 ↗
Johnston James DavidSee remarks below. Sale −2 n/c —27.5Kdirect Sep 20, 2022Sep 22, 2022 Form 4 ↗
Johnston James DavidSee remarks below. Sale −1,575 $17.00 $27K27.5Kdirect Aug 11, 2022Aug 15, 2022 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −400 $16.00 $6K51.3Kdirect Oct 22, 2018Oct 23, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $14.84 $74K36.2Kdirect Oct 17, 2018Oct 17, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −1,800 $16.00 $29K51.7Kdirect Sep 18, 2018Sep 18, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −1,200 $16.01 $19K53.5Kdirect Sep 17, 2018Sep 18, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $15.93 $80K41.2Kdirect Sep 17, 2018Sep 18, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $16.82 $84K46.2Kdirect Aug 17, 2018Aug 17, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −3,000 $16.85 $51K54.7Kdirect Aug 17, 2018Aug 17, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −3,000 $16.59 $50K57.7Kdirect Jul 18, 2018Jul 18, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $16.15 $81K51.2Kdirect Jul 17, 2018Jul 18, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −3,000 $16.15 $48K60.7Kdirect Jul 17, 2018Jul 18, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $15.62 $78K56.2Kdirect Jun 18, 2018Jun 19, 2018 Form 4 ↗
Degeyter Brock MSee remarks below. Sale −9,000 $16.06 $145K63.7Kdirect May 22, 2018May 23, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $15.53 $78K61.2Kdirect May 17, 2018May 18, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $15.37 $77K66.2Kdirect Apr 17, 2018Apr 18, 2018 Form 4 ↗
Matthews Louise ESee remarks below. Sale −1,000 $14.55 $15K14.1Kdirect Mar 19, 2018Mar 19, 2018 Form 4 ↗
Graves Brad NSee remarks below. Sale −5,000 $14.83 $74K71.2Kdirect Mar 19, 2018Mar 19, 2018 Form 4 ↗
Newby Steven JSee remarks below. · Director Purchase +15.0K $15.88 $238K38.8Kdirect Mar 9, 2018Mar 12, 2018 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −29.0K $23.23 $674K23.8Kdirect Mar 17, 2017Mar 20, 2017 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Sale −4.0M $24.00 $96.0M25.9Mindirect Feb 3, 2017Feb 7, 2017 Form 4 ↗
SUMMIT MIDSTREAM PARTNERS, LLCDirector · 10% owner Sale −4.0M $23.66 $94.6M25.9Mindirect Feb 3, 2017Feb 7, 2017 Form 4 ↗
Matthews Louise ESEE REMARKS Sale −500 $25.20 $13K3,887direct Dec 27, 2016Dec 29, 2016 Form 4 ↗
Degeyter Brock MSee Remarks Sale −2,330 $25.00 $58K21.0Kdirect Sep 6, 2016Sep 8, 2016 Form 4 ↗
Harrison Matthew S.See Remarks Sale −1,920 $25.00 $48K16.2Kdirect Sep 6, 2016Sep 8, 2016 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −12.5K $25.00 $313K17.8Kdirect Aug 31, 2016Sep 2, 2016 Form 4 ↗
Degeyter Brock MSee Remarks Sale −3,920 $25.01 $98K23.3Kdirect Aug 31, 2016Sep 2, 2016 Form 4 ↗
Harrison Matthew S.See Remarks Sale −3,080 $25.01 $77K18.1Kdirect Aug 31, 2016Sep 2, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +8,590 $20.90 $180K5.9Mindirect Jun 16, 2016Jun 20, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +3,727 $20.95 $78K5.9Mindirect Jun 15, 2016Jun 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +12.1K $20.91 $253K5.9Mindirect Jun 14, 2016Jun 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +2,012 $20.98 $42K5.9Mindirect Jun 13, 2016Jun 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +28.5K $20.95 $597K5.9Mindirect Jun 3, 2016Jun 3, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +11.9K $20.97 $250K5.9Mindirect Jun 2, 2016Jun 3, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +29.9K $20.96 $626K5.8Mindirect Jun 1, 2016Jun 3, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +55.9K $20.90 $1.2M5.8Mindirect May 31, 2016May 31, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +49.6K $20.92 $1.0M5.8Mindirect May 27, 2016May 31, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +59.4K $20.85 $1.2M5.7Mindirect May 26, 2016May 31, 2016 Form 4 ↗
Graves Brad NSee Remarks Sale −1,500 $23.00 $35K24.4Kdirect May 24, 2016May 25, 2016 Form 4 ↗
Graves Brad NSee Remarks Sale −1,600 $23.00 $37K25.9Kdirect May 23, 2016May 25, 2016 Form 4 ↗
Graves Brad NSee Remarks Sale −700 $23.00 $16K27.5Kdirect May 20, 2016May 23, 2016 Form 4 ↗
Graves Brad NSee Remarks Sale −100 $23.00 $2K28.2Kdirect May 19, 2016May 23, 2016 Form 4 ↗
Graves Brad NSee Remarks Sale −1,100 $23.01 $25K28.3Kdirect May 18, 2016May 19, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +11.8K $20.58 $243K5.7Mindirect May 9, 2016May 9, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +2,200 $20.98 $46K5.6Mindirect May 6, 2016May 9, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +8,207 $20.76 $170K5.6Mindirect May 6, 2016May 9, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +37.6K $20.36 $766K5.6Mindirect May 5, 2016May 9, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +35.1K $20.19 $709K5.6Mindirect May 4, 2016May 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +25.2K $20.79 $525K5.6Mindirect May 3, 2016May 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +13.6K $20.83 $282K5.5Mindirect May 2, 2016May 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +10.7K $20.53 $219K5.5Mindirect Apr 29, 2016Apr 29, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +40.0K $19.92 $797K5.5Mindirect Apr 28, 2016Apr 29, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +13.0K $20.39 $265K5.5Mindirect Apr 27, 2016Apr 29, 2016 Form 4 ↗
Degeyter Brock MSee Remarks Sale −6,250 $20.06 $125K27.2Kdirect Apr 26, 2016Apr 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +14.8K $19.99 $296K5.5Mindirect Apr 26, 2016Apr 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +19.8K $19.80 $392K5.4Mindirect Apr 25, 2016Apr 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +1,400 $20.72 $29K5.4Mindirect Apr 22, 2016Apr 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +18.6K $20.09 $374K5.4Mindirect Apr 22, 2016Apr 26, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +13.7K $19.92 $273K5.4Mindirect Apr 21, 2016Apr 21, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +21.0K $19.49 $409K5.4Mindirect Apr 20, 2016Apr 21, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +10.5K $19.19 $201K5.4Mindirect Apr 19, 2016Apr 21, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +1,400 $18.46 $26K5.4Mindirect Apr 18, 2016Apr 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +2,300 $17.73 $41K5.4Mindirect Apr 18, 2016Apr 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +38.2K $18.22 $696K5.4Mindirect Apr 15, 2016Apr 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +18.1K $18.37 $332K5.3Mindirect Apr 14, 2016Apr 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +9,638 $18.46 $178K5.3Mindirect Apr 13, 2016Apr 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +13.7K $17.55 $240K5.3Mindirect Apr 12, 2016Apr 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +29.0K $17.50 $507K5.3Mindirect Apr 11, 2016Apr 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +18.1K $17.04 $308K5.2Mindirect Apr 8, 2016Apr 8, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +22.0K $16.37 $360K5.2Mindirect Apr 7, 2016Apr 8, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +17.5K $16.56 $290K5.2Mindirect Apr 6, 2016Apr 8, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +31.3K $15.70 $492K5.2Mindirect Apr 5, 2016Apr 5, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +61.6K $15.92 $981K5.2Mindirect Apr 4, 2016Apr 5, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Purchase +90.2K $16.24 $1.5M5.1Mindirect Apr 1, 2016Apr 5, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +13.8K $16.82 $233K5.0Mindirect Mar 31, 2016Mar 31, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +19.8K $16.38 $324K5.0Mindirect Mar 30, 2016Mar 31, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +9,876 $15.39 $152K5.0Mindirect Mar 29, 2016Mar 31, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +10.1K $15.33 $155K5.0Mindirect Mar 28, 2016Mar 28, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +200 $15.81 $3K5.0Mindirect Mar 24, 2016Mar 28, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +78.2K $15.52 $1.2M5.0Mindirect Mar 24, 2016Mar 28, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +93.5K $15.90 $1.5M4.9Mindirect Mar 23, 2016Mar 23, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +6,077 $16.58 $101K4.8Mindirect Mar 22, 2016Mar 23, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +54.6K $15.96 $871K4.8Mindirect Mar 21, 2016Mar 23, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +31.6K $16.35 $517K4.7Mindirect Mar 18, 2016Mar 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +48.9K $15.96 $780K4.7Mindirect Mar 17, 2016Mar 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +68.4K $15.06 $1.0M4.6Mindirect Mar 16, 2016Mar 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +82.1K $14.76 $1.2M4.6Mindirect Mar 15, 2016Mar 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +29.1K $14.88 $434K4.5Mindirect Mar 14, 2016Mar 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +208.0K $14.93 $3.1M4.5Mindirect Mar 11, 2016Mar 15, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +36.4K $14.60 $532K4.2Mindirect Mar 10, 2016Mar 10, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +130.3K $15.07 $2.0M4.2Mindirect Mar 9, 2016Mar 10, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +195.2K $14.95 $2.9M4.1Mindirect Mar 8, 2016Mar 10, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +208.0K $15.19 $3.2M3.9Mindirect Mar 7, 2016Mar 7, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +43.3K $14.79 $641K3.7Mindirect Mar 4, 2016Mar 7, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +350.0K $13.81 $4.8M3.6Mindirect Mar 3, 2016Mar 7, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +150.7K $13.99 $2.1M3.3Mindirect Mar 2, 2016Mar 2, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +1,000 $14.00 $14K3.1Mindirect Mar 1, 2016Mar 2, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +110.4K $13.60 $1.5M3.1Mindirect Mar 1, 2016Mar 2, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +25.7K $12.66 $325K3.0Mindirect Mar 1, 2016Mar 2, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +153.5K $13.12 $2.0M3.0Mindirect Feb 29, 2016Mar 2, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +84.9K $12.89 $1.1M2.8Mindirect Feb 26, 2016Feb 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +1,400 $15.86 $22K2.8Mindirect Feb 25, 2016Feb 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +15.9K $14.97 $238K2.8Mindirect Feb 25, 2016Feb 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +21.1K $13.92 $294K2.7Mindirect Feb 25, 2016Feb 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +46.5K $13.17 $612K2.7Mindirect Feb 25, 2016Feb 26, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +59.6K $15.80 $942K2.7Mindirect Feb 24, 2016Feb 26, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +36.6K $16.19 $593K2.6Mindirect Feb 23, 2016Feb 23, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +2,800 $16.81 $47K2.6Mindirect Feb 22, 2016Feb 23, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +34.5K $16.31 $562K2.6Mindirect Feb 22, 2016Feb 23, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +91.7K $15.49 $1.4M2.5Mindirect Feb 19, 2016Feb 23, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +60.3K $15.64 $942K2.5Mindirect Feb 18, 2016Feb 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +91.0K $16.06 $1.5M2.4Mindirect Feb 17, 2016Feb 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +59.0K $16.18 $955K2.3Mindirect Feb 16, 2016Feb 18, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +43.5K $15.08 $656K2.2Mindirect Feb 12, 2016Feb 12, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +12.5K $14.39 $180K2.2Mindirect Feb 12, 2016Feb 12, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +95.8K $14.12 $1.4M2.2Mindirect Feb 11, 2016Feb 12, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +77.3K $14.62 $1.1M2.1Mindirect Feb 10, 2016Feb 12, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +95.8K $14.66 $1.4M2.0Mindirect Feb 9, 2016Feb 9, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +16.6K $16.07 $266K1.9Mindirect Feb 8, 2016Feb 9, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +79.3K $15.30 $1.2M1.9Mindirect Feb 8, 2016Feb 9, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +95.1K $16.77 $1.6M1.8Mindirect Feb 5, 2016Feb 9, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +51.3K $17.36 $890K1.7Mindirect Feb 4, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +1,800 $18.42 $33K1.7Mindirect Feb 3, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +31.7K $17.71 $561K1.7Mindirect Feb 3, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +62.8K $16.91 $1.1M1.6Mindirect Feb 3, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +1,489 $18.61 $28K1.6Mindirect Feb 2, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +29.7K $17.98 $534K1.6Mindirect Feb 2, 2016Feb 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +73.0K $18.04 $1.3M1.5Mindirect Feb 1, 2016Feb 1, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +49.4K $19.03 $940K1.5Mindirect Jan 29, 2016Feb 1, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +42.2K $18.46 $778K1.4Mindirect Jan 28, 2016Feb 1, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +91.4K $17.79 $1.6M1.4Mindirect Jan 27, 2016Jan 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +12.7K $17.31 $220K1.3Mindirect Jan 26, 2016Jan 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +3,400 $16.48 $56K1.3Mindirect Jan 26, 2016Jan 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +25.0K $17.17 $429K1.3Mindirect Jan 25, 2016Jan 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LP10% owner Purchase +37.7K $16.67 $629K1.2Mindirect Jan 25, 2016Jan 27, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +44.5K $16.39 $729K1.2Mindirect Jan 22, 2016Jan 22, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +76.1K $14.71 $1.1M1.2Mindirect Jan 21, 2016Jan 22, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +30.9K $15.12 $467K1.1Mindirect Jan 21, 2016Jan 22, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +57.6K $14.58 $840K1.1Mindirect Jan 20, 2016Jan 22, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +21.8K $15.09 $329K1.0Mindirect Jan 19, 2016Jan 19, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +85.2K $15.94 $1.4M979.9Kindirect Jan 19, 2016Jan 19, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +55.8K $16.30 $909K894.8Kindirect Jan 15, 2016Jan 19, 2016 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Purchase +104.9K $16.86 $1.8M839.0Kindirect Jan 14, 2016Jan 19, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +107.3K $16.87 $1.8M734.1Kindirect Jan 13, 2016Jan 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +81.1K $17.02 $1.4M626.8Kindirect Jan 12, 2016Jan 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +9,122 $18.29 $167K545.7Kindirect Jan 11, 2016Jan 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +98.6K $17.49 $1.7M536.6Kindirect Jan 11, 2016Jan 13, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +39.8K $18.01 $717K437.9Kindirect Jan 8, 2016Jan 11, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +96.4K $17.39 $1.7M398.1Kindirect Jan 7, 2016Jan 11, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +115.7K $18.72 $2.2M301.7Kindirect Jan 6, 2016Jan 6, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +17.9K $19.19 $344K185.9Kindirect Jan 5, 2016Jan 6, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II-B IP, LP10% owner Purchase +23.0K $19.01 $438K168.0Kindirect Jan 4, 2016Jan 6, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +55.2K $18.43 $1.0M145.0Kindirect Dec 31, 2015Jan 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +89.7K $18.64 $1.7M89.7Kindirect Dec 30, 2015Jan 4, 2016 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +7,519 $16.59 $125K151.2Kdirect Dec 15, 2015Dec 17, 2015 Form 4 ↗
ENERGY CAPITAL PARTNERS II, LLCDirector · 10% owner Purchase +68.4K $15.86 $1.1M143.6Kdirect Dec 15, 2015Dec 17, 2015 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +75.3K $16.05 $1.2M75.3Kdirect Dec 14, 2015Dec 16, 2015 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −1,553 $30.00 $47K7,765direct Jul 29, 2015Jul 30, 2015 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −400 $34.81 $14K9,318direct Jun 29, 2015Jun 30, 2015 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −3,021 $33.99 $103K9,718direct Jun 29, 2015Jun 30, 2015 Form 4 ↗
Degeyter Brock MSee Remarks Sale −1,500 $34.72 $52K6,987direct Jun 29, 2015Jun 30, 2015 Form 4 ↗
Casadaban Rene LSee Remarks Sale −3,878 $34.72 $135K2,586direct Jun 29, 2015Jun 30, 2015 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $46.25 $43K1,870direct Nov 25, 2014Nov 28, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $46.80 $44K2,806direct Oct 27, 2014Oct 27, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $47.55 $45K3,742direct Sep 25, 2014Sep 25, 2014 Form 4 ↗
Energy Capital Partners II (Summit Co-Invest), LP10% owner Sale −4.3M $52.05 $226.3M5.3Mdirect Sep 9, 2014Sep 9, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $54.07 $51K4,678direct Aug 25, 2014Aug 25, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $51.58 $48K5,614direct Jul 25, 2014Jul 25, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $50.21 $47K6,550direct Jun 25, 2014Jun 25, 2014 Form 4 ↗
Degeyter Brock MSee Remarks Sale −940 $50.25 $47K940direct Jun 25, 2014Jun 25, 2014 Form 4 ↗
Newby Steven JSee Remarks · Director Sale −936 $45.00 $42K7,486direct Jun 2, 2014Jun 4, 2014 Form 4 ↗
Degeyter Brock MSee Remarks Sale −940 $45.09 $42K1,880direct May 13, 2014May 14, 2014 Form 4 ↗
Casadaban Rene LSee Remarks Sale −752 $45.09 $34K0direct May 13, 2014May 14, 2014 Form 4 ↗
Harrison Matthew S.See Remarks Sale −1,872 $45.09 $84K0direct May 13, 2014May 14, 2014 Form 4 ↗
Graves Brad NSee Remarks Sale −940 $45.09 $42K940direct May 13, 2014May 14, 2014 Form 4 ↗
Degeyter Brock MSee Remarks Sale −940 $44.77 $42K2,820direct May 12, 2014May 14, 2014 Form 4 ↗
Casadaban Rene LSee Remarks Sale −2,256 $44.77 $101K752direct May 12, 2014May 14, 2014 Form 4 ↗
Harrison Matthew S.See Remarks Sale −1,872 $44.77 $84K1,872direct May 12, 2014May 14, 2014 Form 4 ↗
Graves Brad NSee Remarks Sale −1,880 $44.77 $84K1,880direct May 12, 2014May 14, 2014 Form 4 ↗
ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP10% owner Sale −5.0M n/c —9.6Mdirect Mar 17, 2014Mar 19, 2014 Form 4 ↗
ENERGY CAPITAL PARTNERS II-A, LP10% owner Purchase +3.1M n/c —14.7Mdirect Jun 21, 2013Jun 25, 2013 Form 4 ↗
SUMMIT MIDSTREAM PARTNERS HOLDINGS, LLCDirector · 10% owner Purchase +1.6M $31.53 $49.0M11.6Mdirect Jun 4, 2013Jun 6, 2013 Form 4 ↗
Lane Thomas KDirector Purchase +20.0K n/c —20.0Kindirect Oct 3, 2012Oct 5, 2012 Form 4 ↗
Lane Thomas KDirector Purchase +20.0K n/c —20.0Kdirect Oct 3, 2012Oct 5, 2012 Form 4 ↗

Source: SEC EDGAR Form 4 and Form 5 filings, SEC's quarterly bulk dataset through Jun 30, 2026, and KeyVex's half-hourly read of new filings since. Every row links its filing. Amendments are marked. Nothing here is a recommendation. All insider activity, market-wide →