Ownership history in Rosenbaum Jay D. · 35 quarters on record
This page tracks every 13F SEC filing in which Rosenbaum Jay D. reported a position in THERMO FISHER SCIENTIFIC INC (TMO). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2024 Q2 | REDUCED | 578 | -35 | -5.7% | 1.81% | $320K | $549.75 |
| 2024 Q1 | REDUCED | 613 | -1,080 | -63.8% | 2.02% | $356K | $577.40 |
| 2023 Q4 | REDUCED | 1,693 | -1,336 | -44.1% | 2.32% | $899K | $526.96 |
| 2023 Q3 | ADDED | 3,029 | +16 | +0.5% | 2.57% | $1.5M | $502.18 |
| 2023 Q2 | ADDED | 3,013 | +27 | +0.9% | 2.52% | $1.6M | $517.28 |
| 2023 Q1 | ADDED | 2,986 | +32 | +1.1% | 3.17% | $1.7M | $571.06 |
| 2022 Q4 | ADDED | 2,954 | +127 | +4.5% | 3.51% | $1.6M | $545.26 |
| 2022 Q3 | REDUCED | 2,827 | -1,076 | -27.6% | 3.30% | $1.4M | $501.93 |
| 2022 Q2 | REDUCED | 3,903 | -80 | -2.0% | 4.10% | $2.1M | $537.35 |
| 2022 Q1 | REDUCED | 3,983 | -95 | -2.3% | 3.72% | $2.4M | $583.86 |
As of 2025 Q4 — sorted by position size