Heather Kiessling, the Chief Financial Officer of $ASPI, sold 23,124 shares of the company on 07-01-2026 for an estimated $145,218. We received data on the trade from a recent SEC filing. This was a sale of approximately 1.5% of their shares of this class of stock. Following this trade, they now own 1,526,252 shares of this class of $ASPI stock.
$ASPI Insider Trading Activity
$ASPI insiders have traded $ASPI stock on the open market 15 times in the past 6 months. Of those trades, 0 have been purchases and 15 have been sales.
Here’s a breakdown of recent trading of $ASPI stock by insiders over the last 6 months:
- PAUL ELLIOT MANN (Chairman and CEO) has made 0 purchases and 4 sales selling 413,428 shares for an estimated $2,885,800.
- TODD WIDER has made 0 purchases and 2 sales selling 100,000 shares for an estimated $618,500.
- DONALD GEORGE AINSCOW (EVP, Gen Counsel, Secretary) sold 100,000 shares for an estimated $614,000
- ROBERT AINSCOW (COO) has made 0 purchases and 4 sales selling 64,376 shares for an estimated $334,839.
- HEATHER KIESSLING (Chief Financial Officer) has made 0 purchases and 2 sales selling 46,248 shares for an estimated $271,891.
- MICHAEL GORLEY sold 30,000 shares for an estimated $188,100
- DUNCAN MOORE sold 11,642 shares for an estimated $60,596
To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.
$ASPI Hedge Fund Activity
We have seen 103 institutional investors add shares of $ASPI stock to their portfolio, and 64 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- ENCOMPASS CAPITAL ADVISORS LLC added 6,912,054 shares (+inf%) to their portfolio in Q1 2026, for an estimated $30,551,278
- ALYESKA INVESTMENT GROUP, L.P. removed 2,203,380 shares (-45.0%) from their portfolio in Q1 2026, for an estimated $9,738,939
- BLACKROCK, INC. added 1,538,727 shares (+22.7%) to their portfolio in Q1 2026, for an estimated $6,801,173
- GOLDMAN SACHS GROUP INC removed 1,188,497 shares (-69.3%) from their portfolio in Q1 2026, for an estimated $5,253,156
- CITADEL ADVISORS LLC removed 957,547 shares (-55.5%) from their portfolio in Q1 2026, for an estimated $4,232,357
- JANE STREET GROUP, LLC removed 902,482 shares (-56.9%) from their portfolio in Q1 2026, for an estimated $3,988,970
- TELEMARK ASSET MANAGEMENT, LLC removed 825,000 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $3,646,500
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
