WEITZ INVESTMENT MANAGEMENT, INC.

Superinvestor

Weitz Investment Management

SEC CIK
0000883965
Manager
Wally Weitz
Style
Value

TMO holding history

THERMO FISHER SCIENTIFIC INC.

Every 13F filing in which Weitz Investment Management reported holding TMO, plus the quarters it sold out. Changes compare share counts with the previous calendar quarter.

TMO overviewAll 13F holders of TMOFull portfolio

WEITZ INVESTMENT MANAGEMENT, INC.: TMO holding by quarter
QuarterSharesValue% of portfolioChange in sharesAction
Q2 2026115,200$57.76M4.00%−5,800−4.8%Reduced
Q1 2026121,000$59.48M4.15%−13,950−10.3%Reduced
Q4 2025134,950$78.2M4.64%−15,500−10.3%Reduced
Q3 2025150,450$72.97M3.96%00.0%Unchanged
Q2 2025150,450$61M3.28%+24,300+19.3%Added
Q1 2025126,150$62.77M3.33%+5,950+5.0%Added
Q4 2024120,200$62.53M3.22%00.0%Unchanged
Q3 2024120,200$74.35M3.67%−5,000−4.0%Reduced
Q2 2024125,200$69.24M3.63%00.0%Unchanged
Q1 2024125,200$72.77M3.67%+120+0.1%Added
Q4 2023125,080$66.39M3.50%00.0%Unchanged
Q3 2023125,080$63.31M3.48%+21,380+20.6%Added
Q2 2023103,700$54.11M2.88%+35,740+52.6%Added
Q1 202367,960$39.17M2.26%00.0%Unchanged
Q4 202267,960$37.42M2.12%−5,000−6.9%Reduced
Q3 202272,960$37.01M2.18%−5,382−6.9%Reduced
Q2 202278,342$42.56M2.22%00.0%Unchanged
Q1 202278,342$46.27M2.05%00.0%Unchanged
Q4 202178,342$52.27M2.10%−4,658−5.6%Reduced
Q3 202183,000$47.42M1.99%00.0%Unchanged
Q2 202183,000$41.87M1.77%00.0%Unchanged
Q1 202183,000$37.88M1.67%+83,000New