Thermo Fisher Scientific shares owned by Citadel Advisors
Quarter-by-quarter ownership of Thermo Fisher Scientific (TMO) shares owned by Citadel Advisors
from 13F filings
Historical chart of Citadel Advisors investment in Thermo Fisher Scientific
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Quarterly reported holdings in Thermo Fisher Scientific by Citadel Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $479M | 987k | 485.02 |
| 2025-06-30 | $712M | 1.8M | 405.46 |
| 2025-03-31 | $269M | 541k | 497.60 |
| 2024-12-31 | $440M | 846k | 520.23 |
| 2024-09-30 | $456M | 738k | 618.57 |
| 2024-06-30 | $816M | 1.5M | 553.00 |
| 2024-03-31 | $397M | 684k | 581.21 |
| 2023-12-31 | $663M | 1.2M | 530.79 |
| 2023-09-30 | $535M | 1.1M | 506.17 |
| 2023-06-30 | $577M | 1.1M | 521.75 |
| 2023-03-31 | $586M | 1.0M | 576.37 |
| 2022-12-31 | $546M | 991k | 550.69 |
| 2022-06-30 | $555M | 1.0M | 543.28 |
| 2022-03-31 | $635M | 1.1M | 590.64 |
| 2021-12-31 | $556M | 833k | 667.24 |
| 2021-09-30 | $593M | 1.0M | 571.33 |
| 2021-06-30 | $458M | 907k | 504.47 |
| 2021-03-31 | $249M | 546k | 456.38 |
| 2020-12-31 | $352M | 756k | 465.78 |
| 2020-09-30 | $182M | 411k | 441.50 |
| 2020-06-30 | $147M | 405k | 362.35 |
| 2020-03-31 | $222M | 782k | 283.60 |
| 2019-12-31 | $110M | 340k | 324.80 |
| 2019-09-30 | $115M | 395k | 291.26 |
| 2019-06-30 | $112M | 381k | 293.69 |
| 2019-03-31 | $255M | 932k | 273.72 |
| 2018-12-31 | $94M | 419k | 223.79 |
| 2018-09-30 | $53M | 218k | 244.05 |
| 2018-06-30 | $36M | 172k | 207.57 |
| 2018-03-31 | $140M | 678k | 206.46 |
| 2017-12-31 | $80M | 419k | 189.86 |
| 2017-09-30 | $188M | 994k | 189.20 |
| 2017-06-30 | $50M | 284k | 174.48 |
| 2017-03-31 | $50M | 328k | 153.60 |
| 2016-12-31 | $112M | 793k | 141.10 |
| 2016-09-30 | $30M | 189k | 159.05 |
| 2016-06-30 | $24M | 160k | 147.76 |
| 2015-12-31 | $111M | 780k | 141.81 |
| 2015-09-30 | $77M | 628k | 122.26 |
| 2015-03-31 | $51M | 377k | 134.34 |
| 2014-12-31 | $52M | 417k | 125.29 |
| 2014-09-30 | $37M | 305k | 121.70 |
| 2014-06-30 | $17M | 143k | 118.00 |
| 2014-03-31 | $23M | 191k | 120.24 |
| 2013-12-31 | $158M | 1.4M | 111.35 |
| 2013-06-30 | $22M | 256k | 84.63 |
| 2013-03-31 | $1.3M | 17k | 76.54 |
| 2012-12-31 | $7.1M | 111k | 63.78 |
| 2012-09-30 | $5.2M | 89k | 58.83 |
| 2012-06-30 | $4.0M | 78k | 51.92 |
| 2012-03-31 | $6.5M | 116k | 56.38 |
| 2011-12-31 | $9.0M | 200k | 44.97 |
| 2011-09-30 | $8.7M | 171k | 50.64 |
| 2011-06-30 | $165k | 2.6k | 64.45 |
| 2011-03-31 | $1.4M | 26k | 55.57 |
| 2010-12-31 | $73k | 1.3k | 55.47 |