InsidersTradesSigma
Total declarations
Companies
▲ Purchases (8 ops.)
▼ Sales (1 ops.)
Insider track record
CEODisclosed buys
8
Disclosed sells
1
T+90 hit rate
100%
T+90 mean return
+20.8%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by Zartler William A, Chairman & CEO. Insider active across 3 companies, notably Aris Water Solutions, Inc.. Aggregated, 32 reports have been logged. Breakdown: 8 buys · 1 sell. Total volume traded: €1.4m. History available since 26 October 2021. The latest transaction was disclosed on 1 March 2026 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Zartler William A
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations32 total
150,000 shares0Class A Common StockSEC:0001628280-26-014091:0
584,270 sharesClass A Common StockSEC:0001193125-25-240631:0
10,000 shares@ US$24.8319.9% of flowClass A Common StockSEC:0001415889-25-023973:0
Canonical exit: 8 Dec 2025 (T+90)
10,000 shares@ US$21.7822.5% of flowClass A Common StockSEC:0001415889-25-014050:0
Canonical exit: 19 Aug 2025 (T+90)
10,000 shares@ US$24.0726.1% of flowClass A Common StockSEC:0001415889-25-007591:0
Canonical exit: 4 Jun 2025 (T+90)
10,000 shares@ US$23.2325.2% of flowClass A Common StockSEC:0001415889-25-007362:0
Canonical exit: 5 Jun 2025 (T+90)
10,000 shares@ US$24.0726.1% of flowClass A Common StockSEC:0001415889-25-007343:0
83,725 shares0Class A Common StockSEC:0001865187-25-000030:0
41,545 shares@ US$31.4637.2% of flowClass A Common StockSEC:0001865187-25-000016:0
225,378 shares0Class A Common StockSEC:0001415889-25-006638:0
54,935 shares0Class A Common StockSEC:0001865187-25-000006:0
27,012 shares@ US$25.8119.6% of flowClass A Common StockSEC:0001865187-24-000053:0
12,865 shares@ US$16.265.7% of flowClass A Common StockSEC:0001865187-24-000043:0
21,126 shares@ US$12.047.0% of flowClass A Common StockSEC:0001865187-24-000012:0
267,411 shares0Class A Common StockSEC:0001415889-24-006850:0
26,305 shares@ US$7.885.6% of flowClass A Common StockSEC:0001865187-23-000071:0
7,961 shares@ US$8.341.8% of flowClass A Common StockSEC:0001865187-23-000054:0
113,255 shares0Class A Common StockSEC:0001865187-23-000019:0
150,000 shares0Class A Common StockSEC:0001104659-23-028544:0
6,941 shares@ US$14.162.7% of flowClass A Common StockSEC:0001865187-23-000009:0
23,000 shares@ US$9.5030.2% of flowClass A Common StockSEC:0001415889-22-012754:0
27,012 shares@ US$15.4711.6% of flowClass A Common StockSEC:0001140361-22-046096:0
20,566 shares@ US$14.108.7% of flowClass A Common StockSEC:0001140361-22-038401:0
10,000 shares@ US$10.4715.4% of flowClass A Common StockSEC:0001415889-22-009706:0
Canonical exit: 14 Dec 2022 (T+90)
7,000 shares@ US$10.9913.7% of flowClass A Common StockSEC:0001415889-22-004783:0
Canonical exit: 7 Aug 2022 (T+90)
25 of 32 declarations
About Zartler William A
Zartler William A is Fondateur et Président-Directeur Général. He has 32 filings in total. Across the 32 filings sampled, the most recent activity spans 2021-10-28 to 2026-03-03, with buys of EUR 1168419 and sells of EUR 205346, and the modal transaction nature is Attribution.
