Grantham, Mayo, Van Otterloo & Co. LLC
Position in TMO — Thermo Fisher Scientific Inc.
CIK 1352662
Boston, MA
Position in TMO
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$1,229,909,315
-$167,760,590 QoQ
Shares Held
2,502,206
+3.7% QoQ
Ownership
0.673%
of shares outstanding
% of Portfolio
3.21%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
9 quarters on record
Voting authority
Sole 88.92629144043296.ToString("F0")%
Shared 0.ToString("F0")%
None 11.073708559567038.ToString("F0")%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Grantham, Mayo, Van Otterloo & Co. LLC holds $1,600,412,576 across 3 Diagnostics & Research names. TMO ranks #1 (76.8% of the industry book) .
All Filings in TMO
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,229,909,315 | 2,502,206 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $1,397,669,905 | 2,412,063 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $1,038,846,392 | 2,141,863 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $750,630,125 | 1,851,305 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $724,545,408 | 1,456,080 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $569,061,909 | 1,093,866 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $281,077,589 | 454,399 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $235,378,367 | 425,639 | Shares | Sole | 2024-08-13 | |
| 2022-09-30 | $1,369,413 | 2,700 | Shares | Sole | 2022-11-10 | |
| No filing history on record for this holder in this stock. | ||||||