We are live on ! Find out more
MUNX

AMG GW&K Muni Income ETF
MUNX

4 hedge funds and large institutions have $2.89M invested in AMG GW&K Muni Income ETF in 2026 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 2 increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

90% more capital invested

Capital invested by funds: $1.52M → $2.89M (+$1.37M)

33% more funds holding

Funds holding: 3 → 4 (+1)

2.67% more ownership

Funds ownership: 14.49% → 17.16% (+2.7%)

Holders
4
Holders Change
+1
Holders Change %
+33.33%
% of All Funds
0.05%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
2
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
FOR
Family Office Research
Maryland
+$721K
2
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$495K
3
Jane Street
Jane Street
New York
+$186K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Cerity Partners
1
Cerity Partners
New York
$991K – – –
FOR
2
Family Office Research
Maryland
$711K +$721K +28,705 New
Jane Street
3
Jane Street
New York
$692K +$186K +7,395 +36%
Royal Bank of Canada
4
Royal Bank of Canada
Ontario, Canada
$496K +$495K +19,716 +6,594%

MUNX Hedge Fund Activity: Q1 2026 in Review

4 of the 8,133 institutional investors tracked by Wall St. Rank reported a position in AMG GW&K Muni Income ETF (MUNX) for Q1 2026, worth a combined $2.89M — up 90% from $1.52M a quarter earlier.

Buyers outnumbered sellers: 1 fund opened new MUNX positions and 0 closed out — a net gain of 1 holder — while 2 added to existing stakes and 0 trimmed.

The largest buyer was Family Office Research, opening a new position worth an estimated $721K.

  • 4 institutional investors held AMG GW&K Muni Income ETF (MUNX) as of Q1 2026, up from 3 in Q4 2025.
  • Funds reported $2.89M of AMG GW&K Muni Income ETF stock for Q1 2026, up 90% quarter-over-quarter.
  • 1 fund opened new AMG GW&K Muni Income ETF positions in Q1 2026 and 0 closed out, a net change of +1 holder.
  • The largest AMG GW&K Muni Income ETF buyer in Q1 2026 was Family Office Research, an estimated $721K added.

Based on aggregated 13F filings for Q1 2026.