| 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 |
|---|---|---|---|---|---|---|---|---|---|
Chief Financial Officer | Senior VP and CFO
2 companies
David Barter is Chief Financial Officer at CLBT and has filed Form 4s across 2 companies. David Barter'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 $4.7M at current prices.
Historically, David Barter's trades have earned a strong insider score of 78/100 across 3 rated trades. Over a 12-month horizon, both of those trades were profitable, with an average 12-month return of +70.9%.
The biggest single holding is CLBT (~$3.9M) as Chief Financial Officer. The CLBT filings lean toward selling, a net 53,868 shares.
David Barter has 4 Form 4 filings on record from October 2021 to October 2026, across 2 companies: Chief Financial Officer at Cellebrite DI (CLBT), 2026; Senior VP and CFO at C3.ai (AI), 2021.
The 7 reported transactions were 5 open-market sales and 2 option exercises.
Counted by filing, the open-market trades come to no purchases and 4 sales worth about $9.2M.
The largest open-market sale was 170,333 shares of AI at an average $45.04 on October 12, 2021, about $7.7M. Twelve months later AI was down 74%.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 16, 2026 | CLBT Cellebrite Di Ltd. | Chief Financial Officer | Sell | 12,134 | $11.21 | $136,069.46 | -3.6% | - | - | |
| Jul 8, 2026 | CLBT Cellebrite Di Ltd. | Chief Financial Officer | Sell | 41,734 | $16.38 | $683,419.29 | -11.1% | -31.1% | - | |
| Nov 12, 2021 | AI C3.ai, Inc. | Senior VP and CFO | Sale+OE | 14,844 | $46.29 | $687,075.45 | -18.0% | -45.4% | -68.4% | |
| Oct 12, 2021 | AI C3.ai, Inc. | Senior VP and CFO | Sale+OE | 170,333 | $45.04 | $7,671,798.32 | -73.0% | -34.4% | -73.5% |