ARKD · ARK DIET Q1 Buffer ETF
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: 3
Total Value: $1,072,464
Total Shares: 52,701
Institutional Ownership Trend
2 quarters
Holder Concentration
Across 3 13F filers · Δ vs Mar 31, 2026Top Holder
68.4%
+2.9 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
5,660
Highly concentrated+179
Quarterly Activity
vs Mar 31, 2026
New
0
Increased
2
Decreased
1
Sold Out
0
Unchanged
0
Holder count:
0
Institutional value:
+6.1%
Shares held:
-3.4%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | +324 | 36,062 | |
| Mega UBS Group AG | +154 | 160 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega JANE STREET GROUP, LLC | −2,321 | 16,479 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $733,861 | 68.43% | 36,062 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $335,347 | 31.27% | 16,479 | Shares | 2026-08-14 | |
| Mega UBS Group AG | $3,256 | 0.30% | 160 | Shares | 2026-08-13 |