Instil Bio
32 hedge funds and large institutions have $34.6M invested in Instil Bio in 2026 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 4 increasing their positions, 8 reducing their positions, and 6 closing their positions.
67% more first-time investments, than exits
New positions opened: 10 | Existing positions closed: 6
10% more funds holding
Funds holding: 29 → 32 (+3)
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
3.63% less ownership
Funds ownership: 65.51% → 61.88% (-3.6%)
29% less capital invested
Capital invested by funds: $48.9M → $34.6M (-$14.3M)
50% less repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 8
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
KCM
Kalehua Capital Management
Dallas,
Texas
|
+$1.48M |
| 2 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$113K |
| 3 |
Jane Street
New York
|
+$93.4K |
| 4 |
PCM
Prelude Capital Management
New York
|
+$83.6K |
| 5 |
FIA
FNY Investment Advisers
New York
|
+$81.1K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SL
Siren LLC
Greenwich,
Connecticut
|
-$2.24M |
| 2 |
Millennium Management
New York
|
-$891K |
| 3 |
Morgan Stanley
New York
|
-$561K |
| 4 |
Dimensional Fund Advisors
Austin,
Texas
|
-$333K |
| 5 |
QC
Quadrature Capital
London,
United Kingdom
|
-$211K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
VGA
26
Vanguard Global Advisers
Malvern,
Pennsylvania
| $12.1K | +$11.9K | +1,470 | New |
|
|
BF
27
BOK Financial
Tulsa,
Oklahoma
| $3.74K | +$3.68K | +454 | New |
|
28
Royal Bank of Canada
Toronto,
Ontario, Canada
| $1K | -$10.4K | -1,284 | -94% |
|
29
RhumbLine Advisers
Boston,
Massachusetts
| $939 | – | – | – |
|
|
FFA
30
Farther Finance Advisors
San Francisco,
California
| $562 | – | – | – |
|
|
FFO
31
Fortitude Family Office
Scottsdale,
Arizona
| $527 | +$519 | +64 | New |
|
32
BNP Paribas Financial Markets
Paris,
France
| $58 | – | – | – |
|
|
SL
33
Siren LLC
Greenwich,
Connecticut
| – | -$2.24M | -203,933 | Closed |
|
|
A
34
AlphaQuest
New York
| – | -$410K | -37,279 | Closed |
|
|
QC
35
Quadrature Capital
London,
United Kingdom
| – | -$211K | -19,198 | Closed |
|
|
EWA
36
EQ Wealth Advisors
Dallas,
Texas
| – | -$440 | -40 | Closed |
|
|
FFA
37
Frazier Financial Advisors
Columbus,
Ohio
| – | -$165 | -15 | Closed |
|
38
Bank of America
Charlotte,
North Carolina
| – | -$44 | -4 | Closed |
|
TIL Hedge Fund Activity: Q1 2026 in Review
32 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Instil Bio (TIL) for Q1 2026, worth a combined $34.6M — down 29% from $48.9M a quarter earlier.
Buyers outnumbered sellers: 10 funds opened new TIL positions and 6 closed out — a net gain of 4 holders — while 4 added to existing stakes and 8 trimmed.
The largest buyer was Kalehua Capital Management, opening a new position worth an estimated $1.48M. The largest seller was Siren LLC, exiting entirely with an estimated $2.24M sold.
- 32 institutional investors held Instil Bio (TIL) as of Q1 2026, up from 29 in Q4 2025.
- Funds reported $34.6M of Instil Bio stock for Q1 2026, down 29% quarter-over-quarter.
- 10 funds opened new Instil Bio positions in Q1 2026 and 6 closed out, a net change of +4 holders.
- The largest Instil Bio buyer in Q1 2026 was Kalehua Capital Management, an estimated $1.48M added.
- The largest Instil Bio seller in Q1 2026 was Siren LLC, an estimated $2.24M sold.
Based on aggregated 13F filings for Q1 2026.