XBiotech
XBIT
48 hedge funds and large institutions have $7.81M invested in XBiotech in 2025 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 11 increasing their positions, 22 reducing their positions, and 9 closing their positions.
1.58% less ownership
Funds ownership: 11.2% → 9.63% (-1.6%)
9% less funds holding
Funds holding: 53 → 48 (-5)
23% less capital invested
Capital invested by funds: $10.1M → $7.81M (-$2.34M)
50% less repeat investments, than reductions
Existing positions increased: 11 | Existing positions reduced: 22
56% less first-time investments, than exits
New positions opened: 4 | Existing positions closed: 9
100% less call options, than puts
Call options by funds: $0 | Put options by funds: $3K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$106K |
| 2 |
Jane Street
New York
|
+$90.2K |
| 3 |
Bank of America
Charlotte,
North Carolina
|
+$86.4K |
| 4 |
HF
HRT Financial
New York
|
+$77.5K |
| 5 |
Squarepoint
New York
|
+$66.3K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$400K |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
-$374K |
| 3 |
Goldman Sachs
New York
|
-$258K |
| 4 |
BlackRock
New York
|
-$211K |
| 5 |
YIH
Y-Intercept (HK)
Hong Kong
|
-$142K |
XBIT Hedge Fund Activity: Q3 2025 in Review
48 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in XBiotech (XBIT) for Q3 2025, worth a combined $7.81M — down 23% from $10.1M a quarter earlier.
Sellers outnumbered buyers: 9 funds closed out of XBIT and 4 opened new positions — a net loss of 5 holders — while 22 trimmed existing stakes and 11 added.
The largest buyer was Morgan Stanley, adding an estimated $106K. The largest seller was Millennium Management, cutting an estimated $400K.
- 48 institutional investors held XBiotech (XBIT) as of Q3 2025, down from 53 in Q2 2025.
- Funds reported $7.81M of XBiotech stock for Q3 2025, down 23% quarter-over-quarter.
- 4 funds opened new XBiotech positions in Q3 2025 and 9 closed out, a net change of -5 holders.
- The largest XBiotech buyer in Q3 2025 was Morgan Stanley, an estimated $106K added.
- The largest XBiotech seller in Q3 2025 was Millennium Management, an estimated $400K sold.
Based on aggregated 13F filings for Q3 2025.