Smart money is quietly loading 5 stocks
We compared the two most recent 13F-HR windows — reportDate 2026-03-31 vs 2025-12-31 — across the five configured managers (Berkshire Hathaway, Bridgewater Associates, Renaissance Technologies, Citadel Advisors, Two Sigma Investments). 876 CUSIPs showed net accumulation; five names cleared our full filter set (aggregate share growth ≥25% Q/Q or ≥2 new positions, no single-fund block dominance except Berkshire, market cap >$1B, ADV >$10M, no earnings within 7 trading days, low retail attention). The single most surprising finding was Berkshire's near-tripling of the New York Times stake (5.07M → 15.15M shares), but NYT reports Q2 on August 5 and was dropped under our earnings gate. What remained is a clear picture: Berkshire is doubling down on housing via Lennar, Bridgewater — historically absent from truck OEMs — opened a fresh $90M PACCAR position, and every non-Berkshire manager on our list added simultaneously to Agilent and West Pharma. The through-line is late-cycle industrial/life-sciences picks-and-shovels names retail is not touching.
LEN
Lennar CorporationBerkshire added 3.05M shares (7.05M → 10.10M, +43%), lifting its stake to ~$877M — the largest homebuilder position on Berkshire's book. Two Sigma joined for another +69%. Buffett owns Clayton Homes on the manufactured side and has publicly framed U.S. housing as a multi-decade shortage; Lennar's shift to a land-light model with $2.2B cash and steady buybacks mirrors the balance-sheet discipline Berkshire prizes. Retail attention has faded with the 2024-25 housing slowdown, but that is precisely the setup slow-money buyers target. The catalyst retail hasn't priced: mortgage-rate normalization unlocks 2027 order books, and Lennar has already spun out its land-holding subsidiary to accelerate ROIC.