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RBUF

Innovator U.S. Small Cap 10 Buffer ETF - Quarterly

37 hedge funds and large institutions have $42.5M invested in Innovator U.S. Small Cap 10 Buffer ETF - Quarterly in 2026 Q1 according to their latest regulatory filings, with 9 funds opening new positions, 18 increasing their positions, 7 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

157% more repeat investments, than reductions

Existing positions increased: 18 | Existing positions reduced: 7

80% more first-time investments, than exits

New positions opened: 9 | Existing positions closed: 5

26% more capital invested

Capital invested by funds: $33.7M → $42.5M (+$8.74M)

9% more funds holding

Funds holding: 3437 (+3)

2.67% more ownership

Funds ownership: 49.59%52.26% (+2.7%)

Holders
37
Holders Change
+3
Holders Change %
+8.82%
% of All Funds
0.46%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
9
Increased
18
Reduced
7
Closed
5
Calls
Puts
Net Calls
Net Calls Change

RBUF Hedge Fund Activity: Q1 2026 in Review

37 of the 8,127 institutional investors tracked by Wall St. Rank reported a position in Innovator U.S. Small Cap 10 Buffer ETF - Quarterly (RBUF) for Q1 2026, worth a combined $42.5M — up 26% from $33.7M a quarter earlier.

Buyers outnumbered sellers: 9 funds opened new RBUF positions and 5 closed out — a net gain of 4 holders — while 18 added to existing stakes and 7 trimmed.

The largest buyer was Mutual Advisors, opening a new position worth an estimated $3.72M. The largest seller was Independent Financial Group, cutting an estimated $960K.

  • 37 institutional investors held Innovator U.S. Small Cap 10 Buffer ETF - Quarterly (RBUF) as of Q1 2026, up from 34 in Q4 2025.
  • Funds reported $42.5M of Innovator U.S. Small Cap 10 Buffer ETF - Quarterly stock for Q1 2026, up 26% quarter-over-quarter.
  • 9 funds opened new Innovator U.S. Small Cap 10 Buffer ETF - Quarterly positions in Q1 2026 and 5 closed out, a net change of +4 holders.
  • The largest Innovator U.S. Small Cap 10 Buffer ETF - Quarterly buyer in Q1 2026 was Mutual Advisors, an estimated $3.72M added.
  • The largest Innovator U.S. Small Cap 10 Buffer ETF - Quarterly seller in Q1 2026 was Independent Financial Group, an estimated $960K sold.

Based on aggregated 13F filings for Q1 2026.