CD&R Reports a $20.67 Million $REZI Buy

Every day, we sift through the filings to spot where the real conviction lies – cutting through the noise to highlight the most meaningful insider moves.

Here's what stood out today:

📌 Resideo Technologies $REZI – CD&R Investment Associates XII filed a Form 4 for $20.67 million.

This private equity shop keeps adding more to this industrial distribution. This shows serious conviction as the stock trades a few points shy of all-time highs.

📌 ATAI Life Sciences $ATAI – Apeiron Investment Group came in heavy with a $19 million open-market buy.

Always notable when a major holder doubles down in the biotech space.

Here’s The Hot Corner, with data from August 18, 2025:

Click the table to enlarge it.

📌 Syndax Pharmaceuticals $SNDX – Point72 Asset Management lifted its stake from 2.47% to 5.00% in a fresh 13G.

That’s a meaningful step up in exposure from one of the biggest hedge funds out there.

📌 Expand Energy $EXE – The CEO Dominic Dell’Osso and COO Joshua Viets teamed up for $420,000 in open-market buys.

That’s real alignment at the top and one to watch in the oil and gas exploration and production group.