Security key
883556102
THERMO FISHER SCIENTIFIC INC. - Common Stock (TMO)
CUSIP: 883556102
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock
- Shares outstanding
- 371,963,108
- Total 13F shares
- 331,581,518
- Share change
- -10,610,127
- Total reported value
- $163,043,039,922
- Put/Call ratio
- 140%
- Reported price per share
- $491.53
- Number of holders
- 2,566
- Value change
- -$5,819,619,116
- Number of buys
- 1,095
- Number of sells
- 1,308
Security identity
Holder snapshot
Report period
Q1 2026
Institutions
2,566
Top holders
10
TMO full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
THERMO FISHER SCIENTIFIC INC. SEC filings
THERMO FISHER SCIENTIFIC INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 883556102
Recent filing periods:
Ownership snapshot
Top reported holders of TMO - THERMO FISHER SCIENTIFIC INC. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Lead holder
VANGUARD CAPITAL MANAGEME...
13D/G signal
VANGUARD CAPITAL MANAGEME...
Evidence rows
15
Latest as of
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 7.5%
13D/G row: VANGUARD CAPITAL MANAGEMENT LLC
Showing 1-6 of 15 holder rows.
Rank 1 holder
VANGUARD CAPITAL MANAGEMENT LLC
13D/G
- Ownership
- 7.5%
- Position
- $13.06B
Rank 2 holder
Michel Lagarde
3/4/5
- Ownership
- 0.02%
- Position
- $44.37M
Rank 3 holder
Stephen Williamson
3/4/5
- Ownership
- 0.01%
- Position
- $24.78M
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
Vanguard Capital Management
|
7.5%
|
$13,059,393,346
28,008,822 shares
|
$0 | 31 Mar 2026 |
| Michel Lagarde |
3/4/5
Executive Vice President
|
0.02%
|
$44,373,196
85,151 shares
|
-$51,307,290 | 28 Feb 2026 |
| Stephen Williamson |
3/4/5
Retiring Sr. VP and CFO
|
0.01%
|
$24,781,094
45,173 shares
|
— | 28 Feb 2026 |
| Frederick M. Lowery |
3/4/5
Executive Vice President
|
0%
|
$8,577,498
16,236 shares
|
-$8,154,131 | 28 Feb 2026 |
| James Meyer |
3/4/5
Sr. Vice President & CFO
|
0%
|
$3,646,893
5,891 shares
|
— | 01 Mar 2026 |
| James C. Mullen |
3/4/5
Director
|
0%
|
$1,450,609
3,393 shares
|
— | 21 May 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
2,566
Shares
331,581,518
Rows available
2,566
| Investor | Option | Weight % | Change % | Reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that failed the local validity check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
2,682
Q1 2026 holders
2,566
Holder diff
-116
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend