ARKK · ARK Innovation ETF ETF
$86.22
-0.92 (-1.06%)
At close · Sep 4
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 6
Total Value: $410,317,237
Total Shares: 5,076,927
Institutional Ownership Trend
21 quarters
Holder Concentration
Across 6 13F filers · Δ vs Mar 31, 2026Top Holder
98.9%
+52.1 pts
Top 5
100.0%
−0.0 pts
Top 10
100.0%
0.0 pts
HHI
9,789
Highly concentrated+5,759
Quarterly Activity
vs Mar 31, 2026
New
5
Increased
1
Decreased
0
Sold Out
2
Unchanged
0
Holder count:
+3
Institutional value:
+12530.2%
Shares held:
+10462.6%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Small Range Advisory, LLC | +750 | 6,539 |
Top Sellers
vs Mar 31, 2026No qualifying movers this quarter.
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | 5,022,800 | $405,942,696 | |
| Large Corient Private Wealth LLC | 40,468 | $3,270,623 | |
| Small CARLSON FINANCIAL, INC. | 5,055 | $408,545 | |
| Mid Parkside Financial Bank & Trust | 1,375 | $111,127 | |
| Small BROWN, LISLE/CUMMINGS, INC. | 690 | $55,765 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small VELA Investment Management, LLC | 22,500 | $1,520,775 | |
| Mid Dakota Wealth Management | 19,776 | $1,336,659 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega CITADEL ADVISORS LLC ARKK | $211,699,908 | 51.59% | 2,619,400 | Call | 2026-09-02 | |
| Mega CITADEL ADVISORS LLC ARKK | $194,242,788 | 47.34% | 2,403,400 | Put | 2026-09-02 | |
| Large Corient Private Wealth LLC ARKK | $3,270,623 | 0.80% | 40,468 | Shares | 2026-08-27 | |
| Small Range Advisory, LLC ARKK | $528,481 | 0.13% | 6,539 | Shares | 2026-09-02 | |
| Small CARLSON FINANCIAL, INC. ARKK | $408,545 | 0.10% | 5,055 | Shares | 2026-08-24 | |
| Mid Parkside Financial Bank & Trust Bank ARKK | $111,127 | 0.03% | 1,375 | Shares | 2026-09-04 | |
| Small BROWN, LISLE/CUMMINGS, INC. ARKK | $55,765 | 0.01% | 690 | Shares | 2026-09-02 |