Douglas M Campbell Net Worth
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Douglas M Campbell has an estimated net worth of at least $67.1 million*, as of Oct. 29, 2025. They own 9.7 million shares of SLDP stock. They have sold 2.1 million shares of SLDP stock since 2021, for an estimated $14.2 million.
Douglas M Campbell $SLDP SEC Form 4 Insider Trading
Douglas M Campbell has filed a total of 9 insider trades in $SLDP since 2021. Their most recent trade was a sale of 200,000 shares, made on Aug 29, 2022. Their largest trade was a sale of 270,000 shares, made on Aug 24, 2022. We estimate that they now own 9.7 million shares of $SLDP, worth an estimated $52.9 million.
Insider Trading at $SLDP
There have been a total of 46 insider trades reported at $SLDP since 2021, with 300,005 shares purchased and 6.3 million shares sold. The most active insider traders in $SLDP stock have been Joshua Buettner-Garrett, Douglas M Campbell, and . The most recent trade was a sale of 29,000 shares reported by Lesa B Roe (None), made on May 29, 2025.
History of Insider Stock Trades by Douglas M Campbell
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
SLDP
|
Sale | 200,000 | Aug 29, 2022 | Aug. 31, 2022, 6:13 p.m. |
|
SLDP
|
Sale | 170,000 | Aug 31, 2022 | Aug. 31, 2022, 6:13 p.m. |
|
SLDP
|
Sale | 200,000 | Aug 30, 2022 | Aug. 31, 2022, 6:13 p.m. |
|
SLDP
|
Sale | 250,000 | Aug 25, 2022 | Aug. 26, 2022, 5:33 p.m. |
|
SLDP
|
Sale | 260,000 | Aug 26, 2022 | Aug. 26, 2022, 5:33 p.m. |
|
SLDP
|
Sale | 270,000 | Aug 24, 2022 | Aug. 24, 2022, 6:07 p.m. |
|
SLDP
|
Sale | 250,000 | Aug 23, 2022 | Aug. 24, 2022, 6:07 p.m. |
|
SLDP
|
Sale | 250,000 | Aug 22, 2022 | Aug. 22, 2022, 5:52 p.m. |
|
SLDP
|
Sale | 250,000 | Aug 19, 2022 | Aug. 22, 2022, 5:52 p.m. |
$SLDP Executives and Stock Owners with Insider Trades
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Joshua Buettner-Garrett, Chief Technology Officer
-
Douglas M Campbell, Chief Executive Officer
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.