The filing reports the sale of ~135,000 shares at $16.02 per share, representing a total transaction value of ~$2.2 million on September 15, 2026.
The transaction involved shares equal to 5% of the executive's direct equity stake held before the filing.
The activity reflects a liquidation associated with the company's equity compensation program.
William Spencer Marshall, co-founder and Chief Executive Officer of Planet Labs PBC (NYSE:PL), disclosed a sale of 134,642 shares on September 15, 2026 in an SEC Form 4 filing.
| Metric | Value |
|---|---|
| Transaction value | ~$2.2 million |
| Shares sold | 134,642 |
| Post-transaction shares (directly held) | 2,568,473 |
| Post-transaction value | ~$41.15 million |
Transaction value based on SEC Form 4 weighted average sale price ($16.02); post-transaction value based on September 15, 2026 market close ($16.02).
| Metric | Value |
|---|---|
| Share Price (as of market close 2026-09-17) | $16.99 |
| Market Capitalization | $5.5 billion |
| Revenue (TTM) | $378.3 million |
| Net Income (TTM) | -$359.9 million |
Planet Labs PBC is a leading provider of frequent, global geospatial data derived from its proprietary satellite constellation, serving institutional customers across defense, intelligence, agriculture, and commercial sectors. The company has demonstrated significant market momentum, with trailing 12-month revenue of $378.3 million as of September 2026.
Despite current net losses reflecting investments in constellation expansion and platform development, Planet Labs maintains a competitive advantage through its unique ability to deliver high-frequency imagery at scale, positioning the company as a critical infrastructure provider in the rapidly growing geospatial intelligence market.
The September 15 disposal of Planet Labs stock involving CEO William Marshall is not a cause for investor concern. The company withheld 134,642 shares to fulfill tax obligations in connection with the vesting of restricted stock units (RSUs).
An RSU is a form of compensation where a company grants an employee shares of stock at a future date. When that vesting date arrives, as was the case here, a "sell to cover" transaction occurs to pay the related taxes.
Post-disposition, Marshall retains a large equity stake in Planet Labs. His 2.6 million directly held shares, which includes 1.7 million RSUs, ensures his continued alignment with shareholder interests.
Planet Labs stock has plunged from a 52-week high of $51.76 reached in May because it had reached a sky-high valuation that was unsustainable. Now, shares are more reasonably priced, and the company is doing well.
Planet Labs reported record second-quarter revenue of $116.1 million, representing an impressive 58% year-over-year increase. On September 15, the company announced a deal with the German government that provides dedicated satellite service in a sign Planet Labs is expanding customer adoption of its offerings.
Before you buy stock in Planet Labs PBC, consider this:
The Motley Fool Stock Advisor analyst team just identified what they believe are the 10 best stocks for investors to buy now… and Planet Labs PBC wasn’t one of them. The 10 stocks that made the cut could produce monster returns in the coming years.
Consider when Netflix made this list on December 17, 2004... if you invested $1,000 at the time of our recommendation, you’d have $412,074!* Or when Nvidia made this list on April 15, 2005... if you invested $1,000 at the time of our recommendation, you’d have $1,314,319!*
Now, it’s worth noting Stock Advisor’s total average return is 932% — a market-crushing outperformance compared to 209% for the S&P 500. Don't miss the latest top 10 list, available with Stock Advisor, and join an investing community built by individual investors for individual investors.
See the 10 stocks »
*Stock Advisor returns as of September 18, 2026.
Robert Izquierdo has positions in Planet Labs PBC. The Motley Fool has positions in and recommends Planet Labs PBC. The Motley Fool has a disclosure policy.