Zartler William A (CIK 0001520378)

Latest company ownership

Shares held
4,980,940
Last filed at
Jan 16, 2018
Confidence Score
52.9
2025Q4
Confidence Score History
2017Q4 2025Q4
Shares held
1,307,992
Last filed at
May 11, 2011
Confidence Score
50.0
2025Q4
Confidence Score History
2011Q2 2025Q4
Shares held
56,497
Last filed at
Oct 15, 2025
Confidence Score
50.2
2025Q4
Confidence Score History
2022Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Sep 9, 2025 Sep 9, 2025 Solaris Energy Infrastructure, Inc. CEO Buy 60.0 +10,000 0.19% ✗ $248.3K
May 21, 2025 May 22, 2025 Solaris Energy Infrastructure, Inc. CEO Buy 60.0 +10,000 0.19% ✗ $217.8K
Mar 6, 2025 Mar 10, 2025 Solaris Energy Infrastructure, Inc. CEO Buy 60.0 +10,000 0.19% ✗ $240.7K
Mar 7, 2025 Mar 7, 2025 Solaris Energy Infrastructure, Inc. CEO Buy 60.0 +10,000 0.19% ✗ $232.3K
Mar 1, 2025 Mar 4, 2025 Aris Water Solutions, Inc. Chair Sell 37.5 -41,545 -1.98% ✗ $1.3M
Mar 1, 2025 Mar 4, 2025 Solaris Energy Infrastructure, Inc. CEO Sell 92.5 +144,264 2.83% ✗ $2.8M
Feb 12, 2025 Feb 14, 2025 Aris Water Solutions, Inc. Chair Sell 85.0 +38,436 1.87% ✗ $463K
Dec 16, 2024 Dec 17, 2024 Aris Water Solutions, Inc. Chair Sell 40.0 -27,012 -1.30% ✗ $697.2K
Oct 22, 2024 Oct 24, 2024 Aris Water Solutions, Inc. Chair Sell 45.0 -12,865 -0.61% ✗ $209.2K
Mar 1, 2024 Mar 5, 2024 Aris Water Solutions, Inc. Chair Sell 92.5 +100,908 5.06% ✗ $254.4K
Mar 1, 2024 Mar 5, 2024 Solaris Energy Infrastructure, Inc. CEO Sell 90.0 +214,823 4.39% ✗ $445.4K
Dec 18, 2023 Dec 19, 2023 Aris Water Solutions, Inc. Chair Sell 42.5 -26,305 -1.30% ✗ $207.3K
Oct 23, 2023 Oct 24, 2023 Aris Water Solutions, Inc. Chair Sell 47.5 -7,961 -0.39% ✗ $66.4K
Mar 1, 2023 Mar 3, 2023 Solaris Energy Infrastructure, Inc. CEO Sell 85.0 +111,965 2.34% ✗ $339.7K
Mar 1, 2023 Mar 2, 2023 Aris Water Solutions, Inc. Chair Sell 47.5 -6,941 -0.36% ✗ $98.3K
Dec 16, 2022 Dec 19, 2022 Solaris Energy Infrastructure, Inc. CEO Sell 40.0 -23,000 -0.48% ✗ $218.5K
Dec 16, 2022 Dec 19, 2022 Aris Water Solutions, Inc. Chair Sell 40.0 -27,012 -1.38% ✗ $417.9K
Oct 24, 2022 Oct 25, 2022 Aris Water Solutions, Inc. Chair Sell 40.0 -20,566 -1.04% ✗ $290K
Sep 15, 2022 Sep 16, 2022 Solaris Energy Infrastructure, Inc. CEO Buy 65.0 +10,000 0.21% ✗ $104.7K
May 9, 2022 May 9, 2022 Solaris Energy Infrastructure, Inc. CEO Buy 60.0 +7,000 0.15% ✗ $76.9K
Mar 1, 2022 Mar 2, 2022 Solaris Energy Infrastructure, Inc. CEO Sell 87.5 +200,514 4.37% ✗ $230.2K
Dec 7, 2021 Dec 8, 2021 Solaris Energy Infrastructure, Inc. CEO Buy 65.0 +10,000 0.22% ✗ $66.4K
Nov 22, 2021 Nov 23, 2021 Solaris Energy Infrastructure, Inc. CEO Buy 65.0 +15,000 0.33% ✗ $100.7K
Mar 10, 2021 Mar 11, 2021 Solaris Energy Infrastructure, Inc. CEO Sell 16.3 -800,000 -14.93% ✗ $5.1M
Mar 1, 2021 Mar 3, 2021 Solaris Energy Infrastructure, Inc. CEO Sell 82.5 +92,867 1.91% ✗ $143.8K
Feb 25, 2021 Feb 26, 2021 Solaris Energy Infrastructure, Inc. CEO Sell 16.3 -500,000 -9.32% ✗ $5.5M
Mar 1, 2020 Mar 3, 2020 Solaris Energy Infrastructure, Inc. CEO Sell 72.5 +41,883 0.79% ✗ $86K
May 22, 2018 May 23, 2018 Solaris Energy Infrastructure, Inc. Director Buy 60.0 +6,000 0.11% ✗ $97K
Jan 11, 2018 Jan 16, 2018 Solaris Energy Infrastructure, Inc. Director Sell 15.0 -1,321,782 -20.21% ✗ $14.3M
Nov 13, 2017 Nov 15, 2017 Solaris Energy Infrastructure, Inc. Director Sell 15.0 -2,525,536 -29.77% ✗ $19M
May 24, 2011 May 26, 2011 NGL Energy Partners LP Director Sell 20.0 -45,650 -3.49% ✗ $891.5K