Margaret M FitzPatrick, a director at $ANTX, bought 2,098 shares of the company on 09-01-2026 for an estimated $11,601. 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 24.4%. Following this trade, they now own 10,708 shares of this class of $ANTX stock.
$ANTX Insider Trading Activity
$ANTX insiders have traded $ANTX stock on the open market 4 times in the past 6 months. Of those trades, 1 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $ANTX stock by insiders over the last 6 months:
- ROBIN SHANE READNOUR has made 0 purchases and 2 sales selling 35,402 shares for an estimated $212,702.
- JOSHUA M EIZEN (See Remarks) sold 5,945 shares for an estimated $24,802
- MARGARET M FITZPATRICK purchased 2,098 shares for an estimated $11,601
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.
$ANTX Hedge Fund Activity
We have seen 43 institutional investors add shares of $ANTX stock to their portfolio, and 32 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- BLACKROCK, INC. added 1,346,726 shares (+422.5%) to their portfolio in Q2 2026, for an estimated $6,518,153
- PFIZER INC removed 715,295 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $2,446,308
- COMMODORE CAPITAL LP added 599,967 shares (+25.7%) to their portfolio in Q2 2026, for an estimated $2,903,840
- SUMMITTX CAPITAL, L.P. added 597,453 shares (+inf%) to their portfolio in Q2 2026, for an estimated $2,891,672
- BALYASNY ASSET MANAGEMENT L.P. added 556,027 shares (+inf%) to their portfolio in Q2 2026, for an estimated $2,691,170
- WOODLINE PARTNERS LP removed 533,866 shares (-53.7%) from their portfolio in Q2 2026, for an estimated $2,583,911
- BANK OF NOVA SCOTIA removed 459,194 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $2,222,498
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.
