Ronald Todd Plott, a director at $PHIO, bought 15,000 shares of the company on 08-19-2026 for an estimated $17,100. This trade was reported by Quiver Quantitative using data from a recent SEC filing. This increased their holdings of this class of stock by approximately inf%. Following this trade, they now own 15,000 shares of this class of $PHIO stock.
$PHIO Insider Trading Activity
$PHIO insiders have traded $PHIO stock on the open market 3 times in the past 6 months. Of those trades, 3 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $PHIO stock by insiders over the last 6 months:
- ROBERT J BITTERMAN (Chairman, Pres. & CEO) has made 2 purchases buying 20,000 shares for an estimated $20,500 and 0 sales.
- RONALD TODD PLOTT purchased 15,000 shares for an estimated $17,100
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.
$PHIO Hedge Fund Activity
We have seen 10 institutional investors add shares of $PHIO stock to their portfolio, and 16 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- NOMURA ASSET MANAGEMENT INTERNATIONAL INC. added 50,000 shares (+inf%) to their portfolio in Q2 2026, for an estimated $51,249
- CITADEL ADVISORS LLC added 47,150 shares (+inf%) to their portfolio in Q2 2026, for an estimated $48,328
- GEODE CAPITAL MANAGEMENT, LLC removed 32,680 shares (-22.2%) from their portfolio in Q2 2026, for an estimated $33,497
- SCIENTECH RESEARCH LLC removed 30,032 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $30,782
- DRW SECURITIES, LLC removed 22,636 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $27,615
- UBS GROUP AG removed 21,600 shares (-80.0%) from their portfolio in Q2 2026, for an estimated $22,139
- HRT FINANCIAL LP removed 21,550 shares (-62.0%) from their portfolio in Q2 2026, for an estimated $22,088
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.
