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OCTB · Aptus October Buffer ETF ETF

Alerts for OCTB
$27.97 +0.01 (+0.02%) 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: 12
Total Value: $37,958,074
Total Shares: 1,514,688

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 12 13F filers · Δ vs Dec 31, 2025
Top Holder
40.6%
Dec 2025 → Mar 2026 · range 40.6% – 61.7%
−21.2 pts
Top 5
94.6%
Dec 2025 → Mar 2026 · range 94.6% – 96.7%
−2.1 pts
Top 10
99.5%
Dec 2025 → Mar 2026 · range 99.5% – 100.0%
−0.5 pts
HHI
2,987
Dec 2025 → Mar 2026 · range 2,987 – 4,327
Highly concentrated−1,340

Quarterly Activity

vs Dec 31, 2025
New
5
Increased
4
Decreased
1
Sold Out
0
Unchanged
2
Holder count: +5
Institutional value: +81.4%
Shares held: +84.9%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
No fully closed positions this quarter.
Showing 12 of 12
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Holder Value (USD) % of 13F Shares Open