InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (4 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
4
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the full record of transactions filed by Luu Michael B, VP, Customer Service & IT. Insider active across 1 company, notably California Water Service Group. In total, 47 reports have been published. Split: 0 buy · 4 sells. Total volume traded: €122k. Activity tracked since 6 May 2021. The latest transaction was disclosed on 4 June 2026 (Retenue fiscale). Regulator: SEC (Form 4). All data is openly available.
Companies and markets linked to Luu Michael B
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations47 total
70 shares@ US$45.240.0001% mcap0.5% of flowCommon StockSEC:0001583179-26-000007:0
69 shares@ US$45.820.0001% mcap0.5% of flowCommon StockSEC:0001583179-26-000007:1
739.848 shares@ US$44.535.3% of flowCommon StockSEC:0001214659-26-003763:0
76 shares@ US$45.780.6% of flowCommon StockSEC:0001583179-26-000004:0
1,650 shares0Common StockSEC:0001583179-26-000002:0
69 shares@ US$44.880.5% of flowCommon StockSEC:0001583179-25-000003:0
69 shares@ US$47.090.5% of flowCommon StockSEC:0001035201-25-000031:0
54 shares@ US$45.620.4% of flowCommon StockSEC:0001127602-25-017259:0
67 shares@ US$45.850.5% of flowCommon StockSEC:0001127602-25-017131:0
54 shares@ US$47.900.5% of flowCommon StockSEC:0001127602-25-009138:0
270 shares@ US$46.652.3% of flowCommon StockSEC:0001127602-25-008642:0
1,814 shares0Common StockSEC:0001127602-25-008468:0
53 shares@ US$48.700.5% of flowCommon StockSEC:0001127602-24-029096:0
54 shares@ US$51.190.5% of flowCommon StockSEC:0001127602-24-028403:0
985 shares@ US$51.509.2% of flowCommon StockSEC:0001127602-24-027974:0
53 shares@ US$54.280.5% of flowCommon StockSEC:0001127602-24-023750:0
54 shares@ US$55.330.5% of flowCommon StockSEC:0001127602-24-023341:0
54 shares@ US$47.590.5% of flowCommon StockSEC:0001127602-24-018336:0
1,616 shares@ US$49.6214.1% of flowCommon StockSEC:0001127602-24-018105:0
54 shares@ US$49.890.5% of flowCommon StockSEC:0001127602-24-017782:0
00Common StockSEC:0001214659-24-004755:0
219 shares@ US$46.241.8% of flowCommon StockSEC:0001127602-24-009486:0
1,616 shares@ US$45.3712.9% of flowCommon StockSEC:0001127602-24-009098:0
60 shares@ US$45.530.5% of flowCommon StockSEC:0001127602-24-008537:0
53 shares@ US$51.690.5% of flowCommon StockSEC:0001127602-23-028834:0
25 of 47 declarations
About Luu Michael B
Luu Michael B is VP, Customer Service & IT at California Water Service Group (XNAS), with a role listed as SVP Corp Svce & Chief Risk Of at that company. The record shows 47 filings, and across the recent filings tracked there were no buys and 216812 EUR of sales, with activity from 2016-01-06 to 2026-06-08; the most frequent transaction nature is Retenue fiscale.
