Amplify Weight Loss Drug & Treatment ETF
THNR
2 hedge funds and large institutions have $606K invested in Amplify Weight Loss Drug & Treatment ETF in 2025 Q3 according to their latest regulatory filings, with 1 funds opening new positions, 0 increasing their positions, 1 reducing their positions, and 1 closing their positions.
224% more capital invested
Capital invested by funds: $187K → $606K (+$419K)
13.57% more ownership
Funds ownership: 6.34% → 19.91% (+14%)
0% more funds holding
Funds holding: 2 → 2 (0)
0% more first-time investments, than exits
New positions opened: 1 | Existing positions closed: 1
100% less repeat investments, than reductions
Existing positions increased: 0 | Existing positions reduced: 1
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$545K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HI
Harbour Investments
Madison,
Wisconsin
|
-$129K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$8.48K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Jane Street
New York
| $555K | +$545K | +23,704 | New |
|
|
2
UBS Group
Zurich,
Switzerland
| $51.1K | -$8.48K | -369 | -14% |
|
|
HI
3
Harbour Investments
Madison,
Wisconsin
| – | -$129K | -5,688 | Closed |
|
THNR Hedge Fund Activity: Q3 2025 in Review
2 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Amplify Weight Loss Drug & Treatment ETF (THNR) for Q3 2025, worth a combined $606K — up 224% from $187K a quarter earlier.
Fund positioning in THNR was balanced in Q3 2025: 1 fund opened new positions, 1 closed out, 0 added to existing stakes and 1 trimmed.
The largest buyer was Jane Street, opening a new position worth an estimated $545K. The largest seller was Harbour Investments, exiting entirely with an estimated $129K sold.
- 2 institutional investors held Amplify Weight Loss Drug & Treatment ETF (THNR) as of Q3 2025, unchanged from Q2 2025.
- Funds reported $606K of Amplify Weight Loss Drug & Treatment ETF stock for Q3 2025, up 224% quarter-over-quarter.
- 1 fund opened new Amplify Weight Loss Drug & Treatment ETF positions in Q3 2025 and 1 closed out, a net change of 0 holders.
- The largest Amplify Weight Loss Drug & Treatment ETF buyer in Q3 2025 was Jane Street, an estimated $545K added.
- The largest Amplify Weight Loss Drug & Treatment ETF seller in Q3 2025 was Harbour Investments, an estimated $129K sold.
Based on aggregated 13F filings for Q3 2025.