SPDR SERIES TRUST

$SPMB
13F holders
233
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 233 · Source: 13F-HR
01
Castlekeep Investment Advisors LLC
02
Taconic Capital Advisors LP
03
Axa S.a.
04
State Street
05
GeoSphere Capital Management, LLC
06
Greencape Capital Pty Ltd
07
Tower Research Capital LLC (TRC)
08
American Asset Management Inc.
09
Banyan Capital Management, Inc.
10
Yorktown Management & Research Co Inc

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 233 13F holders · Pro →

Smart Money · top-200 alpha cohort

3 holders · Q1 2026

$SPMB is held by 3 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.02% to 10.73%, with an average of 5.38% of portfolio. Largest holder: Collier Financial at 10.73%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

No insider activity

No Form 4 filings on record for $SPMB in the recent window.

Congress trades · last 90 days

5 disclosures · STOCK Act
House · Tennessee · Traded Jan 28
BOUGHT
$1K–$15K
Feb 9STOCK
House · Tennessee · Traded Jul 17
SOLD
$1K–$15K
Aug 19STOCK
House · Tennessee · Traded Apr 16
BOUGHT
$1K–$15K
May 13STOCK
House · Tennessee · Traded Jan 28
BOUGHT
$1K–$15K
Feb 10STOCK
House · Tennessee · Traded Oct 22
BOUGHT
$15K–$50K
Nov 12STOCK

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $SPMB lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $SPMB — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 12:02 UTC.