| 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 Accounting Officer | SVP - Chief Accounting Officer | SVP and Corporate Controller +1 more
2 companies
David A Tonnel is SVP - Chief Accounting Officer at RIG, with reported holdings spanning 2 companies. David A Tonnel'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 $4.3M at current prices.
Our model assigns David A Tonnel a middling insider score of 67/100, based on 9 past trades. Over a 12-month horizon, 75.0% of those trades were profitable, with an average 12-month return of +15.0%.
David A Tonnel's largest disclosed position is in RIG as SVP - Chief Accounting Officer, worth about $4.3M. The RIG filings lean toward selling, a net 255,219 shares.
David A Tonnel has 37 Form 4 filings on record from February 2016 to March 2026, across 2 companies: Chief Accounting Officer at NuScale Power (SMR), 2026; SVP - Chief Accounting Officer at Transocean (RIG), 2016–2024.
The 92 reported transactions were 35 option exercises, 24 open-market sales, 18 tax withholdings and 14 option or other derivative awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 15 sales worth about $1.9M.
The largest open-market sale was 57,259 shares of RIG at an average $8.22 on August 31, 2023, about $471K. Twelve months later RIG was down 42%.
2 of the 4 sales since April 2023 were made under a Rule 10b5-1 trading plan; the other 2 were not.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 25, 2026 | SMR Nuscale Power Corporation | Chief Accounting Officer | Sale+OE | 2,290 | $11.85 | $27,125.05 | -23.6% | -7.1% | - | |
| Aug 31, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 57,259 | $8.22 | $470,668.98 | -12.1% | -23.6% | -42.1% | |
| Jul 18, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell10b5-1 | 1,754 | $8.76 | $15,365.04 | -0.4% | -11.3% | -34.0% | |
| Apr 17, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell10b5-1 | 12,000 | $6.53 | $78,360.00 | -2.5% | +21.1% | -9.8% | |
| Feb 15, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 24,857 | $7.38 | $183,444.66 | -6.3% | -23.9% | -33.9% | |
| Feb 1, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 43,668 | $6.94 | $303,055.92 | -15.8% | -19.7% | -25.1% | |
| Jan 18, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 14,541 | $6.15 | $89,427.15 | -5.0% | +15.5% | -6.3% | |
| Jan 10, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 34,267 | $5.45 | $186,755.15 | -10.5% | +18.9% | +5.8% | |
| Jan 6, 2023 | RIG Transocean Ltd. | SVP - Chief Accounting Officer | Sell | 13,069 | $4.95 | $64,691.55 | -3.9% | +29.8% | +25.3% | |
| Feb 10, 2020 | RIG Transocean Ltd. | SVP and Corporate Controller | Sell | 10,000 | $4.68 | $46,800.00 | -7.7% | - | - |