ARK Innovation ETF
ARKK
632 hedge funds and large institutions have $3.42B invested in ARK Innovation ETF in 2025 Q4 according to their latest regulatory filings, with 95 funds opening new positions, 170 increasing their positions, 217 reducing their positions, and 75 closing their positions.
27% more first-time investments, than exits
New positions opened: 95 | Existing positions closed: 75
2% more funds holding
Funds holding: 622 → 632 (+10)
4.69% less ownership
Funds ownership: 51.74% → 47.05% (-4.7%)
13% less call options, than puts
Call options by funds: $1.31B | Put options by funds: $1.5B
22% less repeat investments, than reductions
Existing positions increased: 170 | Existing positions reduced: 217
27% less capital invested
Capital invested by funds: $4.66B → $3.42B (-$1.24B)
29% less funds holding in top 10
Funds holding in top 10: 14 → 10 (-4)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$254M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
+$94.9M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$28.4M |
| 4 |
JG
Jain Global
New York
|
+$17.3M |
| 5 |
Walleye Trading
New York
|
+$16.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
-$311M |
| 2 |
JP Morgan Chase
New York
|
-$278M |
| 3 |
Morgan Stanley
New York
|
-$275M |
| 4 |
UBS Group
Zurich,
Switzerland
|
-$111M |
| 5 |
Citigroup
New York
|
-$69.8M |
ARKK Hedge Fund Activity: Q4 2025 in Review
632 of the 8,266 institutional investors tracked by Wall St. Rank reported a position in ARK Innovation ETF (ARKK) for Q4 2025, worth a combined $3.42B — down 27% from $4.66B a quarter earlier.
Buyers outnumbered sellers: 95 funds opened new ARKK positions and 75 closed out — a net gain of 20 holders — while 170 added to existing stakes and 217 trimmed.
The largest buyer was Susquehanna International Group, adding an estimated $254M. The largest seller was Goldman Sachs, cutting an estimated $311M.
- 632 institutional investors held ARK Innovation ETF (ARKK) as of Q4 2025, up from 622 in Q3 2025.
- Funds reported $3.42B of ARK Innovation ETF stock for Q4 2025, down 27% quarter-over-quarter.
- 95 funds opened new ARK Innovation ETF positions in Q4 2025 and 75 closed out, a net change of +20 holders.
- The largest ARK Innovation ETF buyer in Q4 2025 was Susquehanna International Group, an estimated $254M added.
- The largest ARK Innovation ETF seller in Q4 2025 was Goldman Sachs, an estimated $311M sold.
Based on aggregated 13F filings for Q4 2025.