FLEXSHARES DURATION MBS (MBSD): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in MBSD. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
2
13F filers
Aggregate Value
$105K
Across holders
Last Price
$20.35
2026-09-04
Sector
—
GICS
Quarterly fund activity1 increased0 reduced1 exited
Full exits: CITADEL ADVISORS LLC
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 4K | $87K | 83.5% | 0.0% | Unchanged | +$0 | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 837 | $17K | 16.5% | 0.0% | Added | +$144 | Q2 2026 |
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