Defiance Quantum ETF
QTUM
325 hedge funds and large institutions have $667M invested in Defiance Quantum ETF in 2025 Q3 according to their latest regulatory filings, with 101 funds opening new positions, 141 increasing their positions, 36 reducing their positions, and 20 closing their positions.
405% more first-time investments, than exits
New positions opened: 101 | Existing positions closed: 20
292% more repeat investments, than reductions
Existing positions increased: 141 | Existing positions reduced: 36
74% more capital invested
Capital invested by funds: $383M → $667M (+$284M)
72% more call options, than puts
Call options by funds: $14.4M | Put options by funds: $8.39M
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
28% more funds holding
Funds holding: 253 → 325 (+72)
3.53% more ownership
Funds ownership: 24.44% → 27.97% (+3.5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LPL Financial
San Diego,
California
|
+$30.8M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
+$23.6M |
| 3 |
QC
Quadrature Capital
London,
United Kingdom
|
+$16.2M |
| 4 |
AssetMark Inc
Concord,
California
|
+$9.98M |
| 5 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$9.42M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$4.23M |
| 2 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$3.7M |
| 3 |
Mirae Asset Global Investments
Seoul,
South Korea
|
-$3.06M |
| 4 |
CFIM
Client First Investment Management
West Bend,
Wisconsin
|
-$2.7M |
| 5 |
Renaissance Technologies
New York
|
-$2.69M |
QTUM Hedge Fund Activity: Q3 2025 in Review
325 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Defiance Quantum ETF (QTUM) for Q3 2025, worth a combined $667M — up 74% from $383M a quarter earlier.
Buyers outnumbered sellers: 101 funds opened new QTUM positions and 20 closed out — a net gain of 81 holders — while 141 added to existing stakes and 36 trimmed.
The largest buyer was LPL Financial, adding an estimated $30.8M. The largest seller was Susquehanna International Group, cutting an estimated $4.23M.
- 325 institutional investors held Defiance Quantum ETF (QTUM) as of Q3 2025, up from 253 in Q2 2025.
- Funds reported $667M of Defiance Quantum ETF stock for Q3 2025, up 74% quarter-over-quarter.
- 101 funds opened new Defiance Quantum ETF positions in Q3 2025 and 20 closed out, a net change of +81 holders.
- The largest Defiance Quantum ETF buyer in Q3 2025 was LPL Financial, an estimated $30.8M added.
- The largest Defiance Quantum ETF seller in Q3 2025 was Susquehanna International Group, an estimated $4.23M sold.
Based on aggregated 13F filings for Q3 2025.