RxSight
RXST
160 hedge funds and large institutions have $299M invested in RxSight in 2025 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 58 increasing their positions, 56 reducing their positions, and 46 closing their positions.
4% more repeat investments, than reductions
Existing positions increased: 58 | Existing positions reduced: 56
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
3% less call options, than puts
Call options by funds: $690K | Put options by funds: $715K
8% less funds holding
Funds holding: 174 → 160 (-14)
9.85% less ownership
Funds ownership: 91.09% → 81.24% (-9.8%)
30% less first-time investments, than exits
New positions opened: 32 | Existing positions closed: 46
38% less capital invested
Capital invested by funds: $481M → $299M (-$182M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$10.9M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
+$5.09M |
| 3 |
Two Sigma Advisers
New York
|
+$4.82M |
| 4 |
D.E. Shaw & Co
New York
|
+$4.5M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$4.17M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RCM
RA Capital Management
Boston,
Massachusetts
|
-$48.1M |
| 2 |
DM
Deerfield Management
New York
|
-$11.6M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
-$9.46M |
| 4 |
WA
Wasatch Advisors
Salt Lake City,
Utah
|
-$5.83M |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$5.02M |
RXST Hedge Fund Activity: Q3 2025 in Review
160 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in RxSight (RXST) for Q3 2025, worth a combined $299M — down 38% from $481M a quarter earlier.
Sellers outnumbered buyers: 46 funds closed out of RXST and 32 opened new positions — a net loss of 14 holders — while 56 trimmed existing stakes and 58 added.
The largest buyer was Millennium Management, adding an estimated $10.9M. The largest seller was RA Capital Management, exiting entirely with an estimated $48.1M sold.
- 160 institutional investors held RxSight (RXST) as of Q3 2025, down from 174 in Q2 2025.
- Funds reported $299M of RxSight stock for Q3 2025, down 38% quarter-over-quarter.
- 32 funds opened new RxSight positions in Q3 2025 and 46 closed out, a net change of -14 holders.
- The largest RxSight buyer in Q3 2025 was Millennium Management, an estimated $10.9M added.
- The largest RxSight seller in Q3 2025 was RA Capital Management, an estimated $48.1M sold.
Based on aggregated 13F filings for Q3 2025.