We are live on ! Find out more
MTBA icon

Simplify MBS ETF

157 hedge funds and large institutions have $1.09B invested in Simplify MBS ETF in 2026 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 78 increasing their positions, 43 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

81% more repeat investments, than reductions

Existing positions increased: 78 | Existing positions reduced: 43

5% more first-time investments, than exits

New positions opened: 22 | Existing positions closed: 21

0% more funds holding in top 10

Funds holding in top 10: 1515 (0)

1% less funds holding

Funds holding: 158157 (-1)

1% less capital invested

Capital invested by funds: $1.1B → $1.09B (-$6.87M)

1.5% less ownership

Funds ownership: 65.59%64.09% (-1.5%)

Holders
157
Holders Change
-1
Holders Change %
-0.63%
% of All Funds
1.92%
Holding in Top 10
15
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.18%
New
22
Increased
78
Reduced
43
Closed
21
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
IIM
176
IFC & Insurance Marketing
California
-$10K -199 Closed
IA
177
IFP Advisors
Florida
-$8.42K -167 Closed
AssetMark Inc
178
AssetMark Inc
California
-$8.07K -160 Closed

MTBA Hedge Fund Activity: Q1 2026 in Review

157 of the 8,172 institutional investors tracked by Wall St. Rank reported a position in Simplify MBS ETF (MTBA) for Q1 2026, worth a combined $1.09B — down 0.63% from $1.1B a quarter earlier.

Buyers outnumbered sellers: 22 funds opened new MTBA positions and 21 closed out — a net gain of 1 holder — while 78 added to existing stakes and 43 trimmed.

The largest buyer was L2 Asset Management, adding an estimated $14.4M. The largest seller was CI Investments Inc, exiting entirely with an estimated $18.1M sold.

  • 157 institutional investors held Simplify MBS ETF (MTBA) as of Q1 2026, down from 158 in Q4 2025.
  • Funds reported $1.09B of Simplify MBS ETF stock for Q1 2026, down 0.63% quarter-over-quarter.
  • 22 funds opened new Simplify MBS ETF positions in Q1 2026 and 21 closed out, a net change of +1 holder.
  • The largest Simplify MBS ETF buyer in Q1 2026 was L2 Asset Management, an estimated $14.4M added.
  • The largest Simplify MBS ETF seller in Q1 2026 was CI Investments Inc, an estimated $18.1M sold.

Based on aggregated 13F filings for Q1 2026.