Sanofi, 10% Owner at Attovia Therapeutics, Inc. (ATTO), bought 300,000 shares at $17.00 ($5.1M) on 2026-08-06, disclosed to the SEC on 2026-08-07.
Sanofi executed a $5.1M purchase of 300,000 shares at $17.00, marking the largest insider trade in the company's history and signaling strong conviction in the stock's value.
The stock is currently trading at $20.265, which is 10.92% below its 52-week high of $22.75 and 5.11% above its 52-week low of $19.28.
Insider momentum: This is the largest insider purchase ever recorded for the company, a significant signal of conviction.
Insider profile: The buyer is identified as 'Sanofi' with the title '10%', which suggests a corporate entity rather than an individual executive, potentially diluting the signal's personal relevance.
Negative factors outweigh the positive ones.
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| INZY | BUY | 2020-07-29 | $1.3M | — | Filing → |
| REGN | SELL | 2020-06-11 | $143.7M | — | Filing → |
| REGN | SELL | 2020-05-29 | $2.4B | — | Filing → |