Thornburg Multi Sector B ETF
$25.150%
+$77.3M
Net Activity
+33.37% total shares
Institutions Holding
32
Popularity Rank
#7323
Avg Weight
0.54%
Total Value
$194.5M
32 institutions currently hold TMB, with 25 net buyers and 11 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
11
Net Buying Institutions
25
Top 5 by Value
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Across its top 20 institutional holders, TMB's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 17/100, avg. turnover score 24/100).
TMB ranks #7323 out of 37503 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
32 institutions disclose a position in TMB, but none treat it as a major bet — even GGM Financial LLC, its most concentrated holder, allocates just 4.0% of its own portfolio to it.
HighTower Advisors, LLC has added to its TMB position for two straight quarters, increasing it by $3.1M to reach $3.6M today.
IFP Advisors, Inc has trimmed its TMB position for two straight quarters, cutting it by $241.0K while still holding $254.0.
TMB is up 0% today, and institutions have been net buyers of $77.3M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
+$80.8M
Total Buy Value
$32.4M
Total Sell Value
25
Net Buyers
11
Net Sellers
TMB
Q2 2026
Top 5 Institutional Movers
+$28.3M
-$28.3M
+$15.9M
+$10.6M
+$9.8M
TMB does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
No Form 8-K filings for this ticker
88521L207
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3230 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2972 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,112
Total reported value
$279.5B
Held by 4112 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,110
Total reported value
$712.5B
Held by 4110 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,088
Total reported value
$390.2B
Held by 4088 institutions — one of the most-tracked stocks on AlphaSMO
Access TMB's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/TMBCLI
npx alphasmo stocks get TMB