Exact Sciences
EXAS
EXAS was delisted on the 20th of March, 2026.
710 hedge funds and large institutions have $17.9B invested in Exact Sciences in 2025 Q4 according to their latest regulatory filings, with 253 funds opening new positions, 152 increasing their positions, 215 reducing their positions, and 98 closing their positions.
925% more funds holding in top 10
Funds holding in top 10: 4 → 41 (+37)
158% more first-time investments, than exits
New positions opened: 253 | Existing positions closed: 98
84% more capital invested
Capital invested by funds: $9.7B → $17.9B (+$8.18B)
75% more call options, than puts
Call options by funds: $359M | Put options by funds: $205M
25% more funds holding
Funds holding: 569 → 710 (+141)
0.65% less ownership
Funds ownership: 93.65% → 93% (-0.65%)
29% less repeat investments, than reductions
Existing positions increased: 152 | Existing positions reduced: 215
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HI
HBK Investments
Dallas,
Texas
|
+$614M |
| 2 |
PCM
Pentwater Capital Management
Naples,
Florida
|
+$582M |
| 3 |
FCM
Farallon Capital Management
San Francisco,
California
|
+$514M |
| 4 |
BlackRock
New York
|
+$367M |
| 5 |
DKCM
Davidson Kempner Capital Management
New York
|
+$340M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$1.41B |
| 2 |
Capital World Investors
Los Angeles,
California
|
-$1.22B |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
-$312M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$310M |
| 5 |
Ameriprise
Minneapolis,
Minnesota
|
-$223M |
EXAS Hedge Fund Activity: Q4 2025 in Review
710 of the 8,280 institutional investors tracked by Wall St. Rank reported a position in Exact Sciences (EXAS) for Q4 2025, worth a combined $17.9B — up 84% from $9.7B a quarter earlier.
Buyers outnumbered sellers: 253 funds opened new EXAS positions and 98 closed out — a net gain of 155 holders — while 152 added to existing stakes and 215 trimmed.
The largest buyer was HBK Investments, opening a new position worth an estimated $614M. The largest seller was Fidelity Investments, cutting an estimated $1.41B.
- 710 institutional investors held Exact Sciences (EXAS) as of Q4 2025, up from 569 in Q3 2025.
- Funds reported $17.9B of Exact Sciences stock for Q4 2025, up 84% quarter-over-quarter.
- 253 funds opened new Exact Sciences positions in Q4 2025 and 98 closed out, a net change of +155 holders.
- The largest Exact Sciences buyer in Q4 2025 was HBK Investments, an estimated $614M added.
- The largest Exact Sciences seller in Q4 2025 was Fidelity Investments, an estimated $1.41B sold.
Based on aggregated 13F filings for Q4 2025.