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MTBA · Simplify MBS ETF ETF

Alerts for MTBA
$48.31 -0.02 (-0.04%) 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: 2
Total Value: $1,100,393
Total Shares: 22,425

Institutional Ownership Trend

11 quarters

Holder Concentration

Across 2 13F filers · Δ vs Mar 31, 2026
Top Holder
56.4%
Dec 2023 → Jun 2026 · range 10.4% – 56.4%
+45.1 pts
Top 5
100.0%
Dec 2023 → Jun 2026 · range 35.9% – 100.0%
+64.0 pts
Top 10
100.0%
Dec 2023 → Jun 2026 · range 52.1% – 100.0%
+46.8 pts
HHI
5,081
Dec 2023 → Jun 2026 · range 391 – 5,081
Highly concentrated+4,680

Quarterly Activity

vs Mar 31, 2026
New
0
Increased
0
Decreased
2
Sold Out
153
Unchanged
0
Holder count: -153
Institutional value: -99.9%
Shares held: -99.9%

Top Buyers

vs Mar 31, 2026
No qualifying movers this quarter.

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
No new positions this quarter.

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 2 of 2
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Holder Value (USD) % of 13F Shares Open