WEITZ INVESTMENT MANAGEMENT, INC.
Position in TMO — Thermo Fisher Scientific Inc.
CIK 883965
Omaha, NE
Position in TMO
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$57,756,672
-$1,718,458 QoQ
Shares Held
115,200
-4.8% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
4.00%
of 13F equity value
Holder Rank
#262
of 2,606 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026WEITZ INVESTMENT MANAGEMENT, INC. holds $200,571,614 across 5 Diagnostics & Research names. TMO ranks #2 (28.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
489,500 | $93,239,960 | |
| 2 | TMO |
Thermo Fisher Scientific Inc.
This page
|
115,200 | $57,756,672 | |
| 3 | LH |
Labcorp Holdings Inc.
|
99,050 | $27,734,000 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
|
35,300 | $18,583,332 | |
| 5 | MTD |
Mettler Toledo International Inc/
|
2,550 | $3,257,650 |
All Filings in TMO
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $57,756,672 | 115,200 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $59,475,130 | 121,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $78,196,777 | 134,950 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $72,971,259 | 150,450 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $61,001,457 | 150,450 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $62,772,240 | 126,150 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $62,531,646 | 120,200 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $74,352,114 | 120,200 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $69,235,600 | 125,200 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $72,767,492 | 125,200 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $66,391,213 | 125,080 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $63,311,743 | 125,080 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $54,105,475 | 103,700 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $39,170,105 | 67,960 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $37,424,892 | 67,960 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $37,004,582 | 72,960 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $42,561,641 | 78,342 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $46,272,702 | 78,342 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $52,272,916 | 78,342 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $47,420,390 | 83,000 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $41,871,010 | 83,000 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $37,879,540 | 83,000 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $37,961,070 | 81,500 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $41,944,400 | 95,000 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $39,857,400 | 110,000 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $31,196,000 | 110,000 | Shares | Sole | 2020-05-11 | |
| No filing history on record for this holder in this stock. | ||||||