Thermo Fisher Scientific
TMO
TMO
2,420 hedge funds and large institutions have $135B invested in Thermo Fisher Scientific in 2025 Q2 according to their latest regulatory filings, with 183 funds opening new positions, 891 increasing their positions, 1,037 reducing their positions, and 259 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more ownership
Funds ownership: →
less funds holding
Funds holding: →
less repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
18% less capital invested
Capital invested by funds: $165B → $135B (-$30B)
29% less first-time investments, than exits
New positions opened: 183 | Existing positions closed: 259
49% less funds holding in top 10
Funds holding in top 10: 83 → 42 (-41)
Holders
2,420
Holding in Top 10
42
Calls
$1.67B
Puts
$1.43B
Top Buyers
| 1 | +$533M | |
| 2 | +$520M | |
| 3 | +$471M | |
| 4 |
D.E. Shaw & Co
New York
|
+$442M |
| 5 |
EIG
EdgePoint Investment Group
Toronto,
Ontario, Canada
|
+$396M |
Top Sellers
| 1 | -$1.52B | |
| 2 | -$884M | |
| 3 | -$767M | |
| 4 |
AIM
Alphinity Investment Management
Sydney,
Australia
|
-$717M |
| 5 |
BlackRock
New York
|
-$710M |
