$SRFM stock has now fallen 8% today, according to our price data from Polygon. There has been approximately $1,236,272 of trading volume.
Here is what we see in our data on $SRFM (you can track the company live on Quiver's $SRFM stock page):
$SRFM Insider Trading Activity
$SRFM insiders have traded $SRFM stock on the open market 4 times in the past 6 months. Of those trades, 0 have been purchases and 4 have been sales.
Here’s a breakdown of recent trading of $SRFM stock by insiders over the last 6 months:
- OLIVER REEVES (Chief Financial Officer) has made 0 purchases and 2 sales selling 28,874 shares for an estimated $37,695.
- DEANNA LEIGH WHITE (Chief Executive Officer) has made 0 purchases and 2 sales selling 27,720 shares for an estimated $36,188.
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.
$SRFM Hedge Fund Activity
We have seen 34 institutional investors add shares of $SRFM stock to their portfolio, and 33 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- HUDSON BAY CAPITAL MANAGEMENT LP removed 3,510,638 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $4,072,340
- CITIGROUP INC added 459,568 shares (+inf%) to their portfolio in Q2 2026, for an estimated $533,098
- MARSHALL WACE, LLP removed 441,959 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $512,672
- GEODE CAPITAL MANAGEMENT, LLC added 419,472 shares (+74.6%) to their portfolio in Q2 2026, for an estimated $486,587
- HRT FINANCIAL LP added 392,233 shares (+inf%) to their portfolio in Q2 2026, for an estimated $454,990
- UBS GROUP AG removed 380,344 shares (-37.2%) from their portfolio in Q2 2026, for an estimated $441,199
- XTX TOPCO LTD added 285,357 shares (+inf%) to their portfolio in Q2 2026, for an estimated $331,014
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.
You can track data on $SRFM on Quiver Quantitative.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.
