| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
SVP Corp Svce & Chief Risk of | Sr. VP Corp Svcs & Chief Risk | VP, Corp Svcs. & Risk Officer +1 more
1 company
Michael B Luu is SVP Corp Svce & Chief Risk of at CWT. Michael B Luu's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $1.2M at current prices.
Our model assigns Michael B Luu a middling insider score of 61/100, based on 4 past trades. Over a 12-month horizon, all 3 of those trades were profitable, with an average 12-month return of +13.0%.
The CWT filings lean toward selling, a net 3,557 shares.
Michael B Luu has 60 Form 4 filings on record from February 2019 to September 2026, all as SVP Corp Svce & Chief Risk of at California Water Service Group (CWT), 2019–2026.
The 105 reported transactions were 75 tax withholdings, 19 stock awards, 6 dispositions back to the company and 5 open-market sales.
Counted by filing, the open-market trades come to no purchases and 5 sales worth about $182K.
The largest open-market sale was 985 shares of CWT at an average $51.50 on November 22, 2024, about $51K. Twelve months later CWT was down 12%.
Neither of the two sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 20, 2026 | CWT California Water Service Group | Sr. VP Corp Svcs & Chief Risk | Sell | 740 | $44.53 | $32,945.43 | -3.0% | +2.9% | - | |
| Nov 22, 2024 | CWT California Water Service Group | Sr. VP Corp Svcs & Chief Risk | Sell | 985 | $51.50 | $50,727.50 | -4.6% | -11.8% | -11.8% | |
| Aug 3, 2022 | CWT California Water Service Group | VP, Customer Service & It | Sell | 425 | $60.54 | $25,729.50 | -2.3% | -2.1% | -16.1% | |
| May 6, 2021 | CWT California Water Service Group | VP, Customer Service & It | Sell | 407 | $57.98 | $23,597.86 | -2.4% | +12.0% | -11.0% | |
| May 29, 2019 | CWT California Water Service Group | VP, Customer Service & It | Sell | 1,000 | $49.23 | $49,230.00 | -7.7% | - | - |