What Stephen Mandel bought and sold in Q2 2026
In Q2 2026, Stephen Mandel (Lone Pine Capital) opened 9 new positions — including HD (5.6%), AMAT (5.3%), LIN (4.9%), added to 6, trimmed 9, exited 15 (VST, TLN, CLH). The book stood at $16.36B across 34 positions, filed Aug 14, 2026.
9New6Added9Trimmed15Exited
New positions (9)
- HDHome Depot Inc5.6% · $918M
- AMATApplied Materials Inc5.3% · $873M
- LINLinde Plc4.9% · $809M
- TTMITtm Technologies3.1% · $512M
- STRLSterling Infrastructure Inc3.1% · $512M
- SHAZSharonai Holdings Inc0.6% · $102M
- KGSKodiak Gas Services Inc0.4% · $63M
- IBKRInteractive Brokers Gro-cl A0.3% · $50M
- SESea Ltd-adr0.3% · $47M
Added to (6)
Trimmed (9)
- TERTeradyne Inc-20% shares · 4.4% · $722M
- GLWCorning Inc-27% shares · 4.3% · $697M
- CRSCarpenter Technology-47% shares · 3.6% · $594M
- APPApplovin Corp-class A-29% shares · 3.3% · $537M
- LPLALpl Financial Holdings Inc-41% shares · 2.1% · $343M
- TSMTaiwan Semiconductor-sp Adr-93% shares · 0.3% · $48M
- MCKMckesson Corp-85% shares · 0.3% · $44M
- TDGTransdigm Group Inc-20% shares · 0.2% · $38M
- BNBrookfield Corp-93% shares · 0.2% · $34M
Exited (15)
- VSTVistra Corpwas 7.4% of book
- TLNTalen Energy Corpwas 4.6% of book
- CLHClean Harbors Incwas 4.0% of book
- THCTenet Healthcare Corpwas 3.4% of book
- COFCapital One Financial Corpwas 3.3% of book
- ENTGEntegris Incwas 2.9% of book
- CIENCiena Corpwas 2.5% of book
- VMCVulcan Materials COwas 0.3% of book
- SPOTSpotify Technology S Awas 0.3% of book
- MAMastercard Inc - Awas 0.2% of book
- APHAmphenol Corp-cl Awas 0.2% of book
- HLTHilton Worldwide Holdings INwas 0.2% of book
- KKRKkr & CO Incwas 0.1% of book
- BKNGBooking Holdings Incwas 0.1% of book
- BSXBoston Scientific Corpwas 0.1% of book
Stephen Mandel's other filings
Changes vs the prior quarter's 13F, long US equity positions only (no shorts, options, or non-US listings). ADD/TRIM are share- count changes of ±20% or more. Sourced from SEC EDGAR. Not investment advice.