NMB

Simplify National Muni BNDETF
UnclassifiedUSCUSIP 82889N442◍ Confluence graph
Tracked 13F Holders
6
-2 QoQ
13F Value (tracked)
$50.3M
13F Moves · latest Q
2 added
0 trimmed
Recent Filings
1

Who owns NMB?

6 tracked 13F filers

6 tracked 13F filers disclose a position in NMB as of the latest SEC 13F filings, a combined $50.3M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundPosition valueSharesLast moveAs ofHistory
1Simplify Asset Management Inc.
$38.7M
1.6M
Held
Q2 2026
2GFS Advisors, LLC
$6.4M
192K
New
+192K sh
Q2 2026
3JPMORGAN CHASE & CO
$3.7M
155K
−5.5%
Reduced · −9K sh
Q1 2026
4PRINCIPAL SECURITIES, INC.
$754K
30K
+1.4%
Added · +425 sh
Q2 2026
5ENVESTNET ASSET MANAGEMENT INC
$685K
28K
+135%
Added · +16K sh
Q1 2026
6ROYAL BANK OF CANADA
$9K
379
−94%
Reduced · −6K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is NMB being bought or sold by institutions?

Last quarter, 1 fund opened a new position in NMB and 1 added to an existing one, while 0 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
1
funds
Added
1
funds
Reduced
0
funds
Exited
0
funds

Funds that own NMB also own

CompanyCo-held byCombined value
ISHARES CORE S&P 500 ETFIVV3 funds$1.1B
ISHARES CORE U.S. AGGREGATEAGG3 funds$587.9M
SIM ST TREAS FUT STRAT ETFTUA3 funds$101.1M
CARDINAL HEALTH INCCAH3 funds$86.2M
TESLA INCTSLA3 funds$55.8M
SIMPLIFY TREASURY OPTION INCBUCK3 funds$54.4M
SIMPLIFY AGGREGATE BOND ETFAGGH3 funds$53.2M
UNITEDHEALTH GROUP INCUNH3 funds$51.0M
JOHNSON & JOHNSONJNJ3 funds$48.3M
ELI LILLY & COLLY3 funds$46.7M
PLAINS GP HOLDINGS LP-CL APAGP3 funds$31.5M
WALMART INCWMT3 funds$28.6M

Ranked by how many of NMB's institutional holders also hold each name, a cross-fund conviction signal.

Institutional ownership over time

3 funds-3 since Q3 2024
048Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $45.8M

Share classes

Class13F holdersValue held
CTAmc230 funds$997.9M
MTBAcommon139 funds$971.4M
BUCKTREASURY OPT INC88 funds$222.8M
AGGHUIT EXCHANGE TRADED86 funds$352.3M
CDXMF Closed and MF Open83 funds$273.8M
HEQTMF Closed and MF Open80 funds$201.0M
TUASHORT TERM TREA73 funds$456.1M
SVOLmc72 funds$64.6M

Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.

Recent filings

1 shown

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Connected entities for NMB

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Ask your agent what changed in NMB

This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/NMB/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for NMB.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for NMB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.