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ProShares Big Data Refiners ETF
DAT

6 hedge funds and large institutions have $1.32M invested in ProShares Big Data Refiners ETF in 2025 Q4 according to their latest regulatory filings, with 0 funds opening new positions, 1 increasing their positions, 3 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

8.91% less ownership

Funds ownership: 28.24% → 19.33% (-8.9%)

35% less capital invested

Capital invested by funds: $2.03M → $1.32M (-$712K)

40% less funds holding

Funds holding: 10 → 6 (-4)

67% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 3

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 4

Holders
6
Holders Change
-4
Holders Change %
-40%
% of All Funds
0.07%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
–
Increased
1
Reduced
3
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Osaic Holdings
Osaic Holdings
Arizona
+$93

Top Sellers

Rank Fund Capital Flow
1
Jane Street
Jane Street
New York
-$175K
2
FTUS
Flow Traders U.S.
New York
-$165K
3
ASN
Advisory Services Network
Georgia
-$126K
4
SPIA
Steward Partners Investment Advisory
New York
-$102K
5
UBS Group
UBS Group
Switzerland
-$38.3K

DAT Hedge Fund Activity: Q4 2025 in Review

6 of the 8,281 institutional investors tracked by Wall St. Rank reported a position in ProShares Big Data Refiners ETF (DAT) for Q4 2025, worth a combined $1.32M — down 35% from $2.03M a quarter earlier.

Sellers outnumbered buyers: 4 funds closed out of DAT and 0 opened new positions — a net loss of 4 holders — while 3 trimmed existing stakes and 1 added.

The largest buyer was Osaic Holdings, adding an estimated $93. The largest seller was Jane Street, cutting an estimated $175K.

  • 6 institutional investors held ProShares Big Data Refiners ETF (DAT) as of Q4 2025, down from 10 in Q3 2025.
  • Funds reported $1.32M of ProShares Big Data Refiners ETF stock for Q4 2025, down 35% quarter-over-quarter.
  • 0 funds opened new ProShares Big Data Refiners ETF positions in Q4 2025 and 4 closed out, a net change of -4 holders.
  • The largest ProShares Big Data Refiners ETF buyer in Q4 2025 was Osaic Holdings, an estimated $93 added.
  • The largest ProShares Big Data Refiners ETF seller in Q4 2025 was Jane Street, an estimated $175K sold.

Based on aggregated 13F filings for Q4 2025.