Joshua Silverman, the CEO and President of $PMCB, bought 40,000 shares of the company on 01-07-2026 for an estimated $33,316. 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 10.6%. Following this trade, they now own 416,250 shares of this class of $PMCB stock.
$PMCB Insider Trading Activity
$PMCB insiders have traded $PMCB stock on the open market 6 times in the past 6 months. Of those trades, 6 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $PMCB stock by insiders over the last 6 months:
- JOSHUA SILVERMAN (CEO and President) has made 3 purchases buying 100,000 shares for an estimated $80,476 and 0 sales.
- JONATHAN SCHECHTER has made 3 purchases buying 60,000 shares for an estimated $48,232 and 0 sales.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
$PMCB Hedge Fund Activity
We have seen 10 institutional investors add shares of $PMCB stock to their portfolio, and 9 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- VANGUARD GROUP INC removed 119,528 shares (-61.5%) from their portfolio in Q3 2025, for an estimated $115,894
- RENAISSANCE TECHNOLOGIES LLC added 30,200 shares (+60.6%) to their portfolio in Q3 2025, for an estimated $29,281
- SUSQUEHANNA INTERNATIONAL GROUP, LLP removed 27,606 shares (-100.0%) from their portfolio in Q3 2025, for an estimated $26,766
- UBS GROUP AG removed 21,269 shares (-94.1%) from their portfolio in Q3 2025, for an estimated $20,622
- DIMENSIONAL FUND ADVISORS LP removed 20,299 shares (-100.0%) from their portfolio in Q3 2025, for an estimated $19,681
- CITADEL ADVISORS LLC added 14,531 shares (+inf%) to their portfolio in Q3 2025, for an estimated $14,089
- NATIONAL BANK OF CANADA /FI/ removed 3,300 shares (-100.0%) from their portfolio in Q3 2025, for an estimated $3,199
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
