ARTHUR TZIANABOS, the Interim Executive Chair of $STOK, sold 4,355 shares of the company on 03-10-2026 for an estimated $174,214. We received data on the trade from a recent SEC filing. This was a sale of approximately 12.2% of their shares of this class of stock. Following this trade, they now own 31,339 shares of this class of $STOK stock.
$STOK Insider Trading Activity
$STOK insiders have traded $STOK stock on the open market 45 times in the past 6 months. Of those trades, 0 have been purchases and 45 have been sales.
Here’s a breakdown of recent trading of $STOK stock by insiders over the last 6 months:
- ADRIAN R. KRAINER has made 0 purchases and 5 sales selling 121,416 shares for an estimated $3,902,455.
- EDWARD M. MD KAYE has made 0 purchases and 14 sales selling 98,028 shares for an estimated $2,780,091.
- JONATHAN ALLAN (GENERAL COUNSEL & CORP SEC) has made 0 purchases and 12 sales selling 28,357 shares for an estimated $823,651.
- BARRY TICHO (CHIEF MEDICAL OFFICER) has made 0 purchases and 13 sales selling 20,652 shares for an estimated $567,464.
- ARTHUR TZIANABOS (Interim Executive Chair) sold 4,355 shares for an estimated $174,214
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
$STOK Hedge Fund Activity
We have seen 97 institutional investors add shares of $STOK stock to their portfolio, and 84 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- DEERFIELD MANAGEMENT COMPANY, L.P. added 1,823,500 shares (+inf%) to their portfolio in Q4 2025, for an estimated $57,877,890
- BAKER BROS. ADVISORS LP removed 1,297,141 shares (-28.0%) from their portfolio in Q4 2025, for an estimated $41,171,255
- FMR LLC removed 1,264,137 shares (-18.4%) from their portfolio in Q4 2025, for an estimated $40,123,708
- JANUS HENDERSON GROUP PLC added 1,116,452 shares (+333.8%) to their portfolio in Q4 2025, for an estimated $35,436,186
- STATE STREET CORP added 1,072,176 shares (+75.2%) to their portfolio in Q4 2025, for an estimated $34,030,866
- SKORPIOS TRUST removed 1,000,000 shares (-30.7%) from their portfolio in Q3 2025, for an estimated $23,500,000
- ROYAL BANK OF CANADA removed 914,163 shares (-99.8%) from their portfolio in Q4 2025, for an estimated $29,015,533
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.
$STOK Analyst Ratings
Wall Street analysts have issued reports on $STOK in the last several months. We have seen 4 firms issue buy ratings on the stock, and 0 firms issue sell ratings.
Here are some recent analyst ratings:
- Canaccord Genuity issued a "Buy" rating on 01/05/2026
- HC Wainwright & Co. issued a "Buy" rating on 12/15/2025
- BTIG issued a "Buy" rating on 11/05/2025
- Needham issued a "Buy" rating on 10/10/2025
To track analyst ratings and price targets for $STOK, check out Quiver Quantitative's $STOK forecast page.
$STOK Price Targets
Multiple analysts have issued price targets for $STOK recently. We have seen 8 analysts offer price targets for $STOK in the last 6 months, with a median target of $36.0.
Here are some recent targets:
- Rudy Li from Wolfe Research set a target price of $40.0 on 02/24/2026
- Laura Chico from Wedbush set a target price of $36.0 on 01/12/2026
- Sumant Kulkarni from Canaccord Genuity set a target price of $36.0 on 01/05/2026
- Keay Nakae from Chardan Capital set a target price of $35.0 on 01/05/2026
- Ananda Ghosh from HC Wainwright & Co. set a target price of $50.0 on 12/15/2025
- Thomas Shrader from BTIG set a target price of $39.0 on 11/05/2025
- Jessica Fye from JP Morgan set a target price of $25.0 on 11/03/2025
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
