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Proshares UltraShort Technology
REW

4 hedge funds and large institutions have $1.32M invested in Proshares UltraShort Technology in 2026 Q1 according to their latest regulatory filings, with 4 funds opening new positions, increasing their positions, reducing their positions, and 0 closing their positions.

New
Increased
Maintained
Reduced
Closed

83% more call options, than puts

Call options by funds: $40.5M | Put options by funds: $22.1M

9.48% more ownership

Funds ownership: 0% → 9.48% (+9.5%)

Holders
4
Holders Change
+4
Holders Change %
–
% of All Funds
0.05%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
–
Reduced
–
Closed
–
Calls
$40.5M
Puts
$22.1M
Net Calls
+$18.4M
Net Calls Change
-$33.3M

Top Buyers

Rank Fund Capital Flow
1
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors
Iowa
+$785K
2
Jane Street
Jane Street
New York
+$156K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$148K
4
CI
CPR Investments
Michigan
+$115K

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
Cambridge Investment Research Advisors
1
Cambridge Investment Research Advisors
Iowa
$859K +$785K +34,363 New
Jane Street
2
Jane Street
New York
$171K +$156K +6,851 New
Susquehanna International Group
3
Susquehanna International Group
Pennsylvania
$162K +$148K +6,496 New
CI
4
CPR Investments
Michigan
$126K +$115K +5,038 New

REW Hedge Fund Activity: Q1 2026 in Review

4 of the 8,130 institutional investors tracked by Wall St. Rank reported a position in Proshares UltraShort Technology (REW) for Q1 2026, worth a combined $1.32M.

Buyers outnumbered sellers: 4 funds opened new REW positions and 0 closed out — a net gain of 4 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Cambridge Investment Research Advisors, opening a new position worth an estimated $785K.

  • 4 institutional investors held Proshares UltraShort Technology (REW) as of Q1 2026, up from 0 in Q4 2025.
  • Funds reported $1.32M of Proshares UltraShort Technology stock for Q1 2026.
  • 4 funds opened new Proshares UltraShort Technology positions in Q1 2026 and 0 closed out, a net change of +4 holders.
  • The largest Proshares UltraShort Technology buyer in Q1 2026 was Cambridge Investment Research Advisors, an estimated $785K added.

Based on aggregated 13F filings for Q1 2026.