ProShares Big Data Refiners ETF
9 hedge funds and large institutions have $2.25M invested in ProShares Big Data Refiners ETF in 2026 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 1 increasing their positions, 2 reducing their positions, and 1 closing their positions.
300% more first-time investments, than exits
New positions opened: 4 | Existing positions closed: 1
50% more funds holding
Funds holding: 6 → 9 (+3)
19% more capital invested
Capital invested by funds: $1.89M → $2.25M (+$365K)
5.88% more ownership
Funds ownership: 36.81% → 42.7% (+5.9%)
50% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 2
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$341K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$171K |
| 3 |
Simplex Trading
Chicago,
Illinois
|
+$52.5K |
| 4 |
AWM
Aberdeen Wealth Management
Lake Bluff,
Illinois
|
+$7.79K |
| 5 |
Morgan Stanley
New York
|
+$506 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FTUS
Flow Traders U.S.
New York
|
-$641K |
| 2 |
Osaic Holdings
Scottsdale,
Arizona
|
-$3.78K |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$512 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $1.17M | +$171K | +4,394 | +19% |
|
|
FTUS
2
Flow Traders U.S.
New York
| $605K | -$641K | -16,441 | -53% |
|
|
3
Jane Street
New York
| $369K | +$341K | +8,746 | New |
|
|
4
Simplex Trading
Chicago,
Illinois
| $56.8K | +$52.5K | +1,348 | New |
|
|
FFA
5
Farther Finance Advisors
San Francisco,
California
| $20.6K | – | – | – |
|
|
6
Osaic Holdings
Scottsdale,
Arizona
| $16.6K | -$3.78K | -97 | -20% |
|
|
AWM
7
Aberdeen Wealth Management
Lake Bluff,
Illinois
| $8.43K | +$7.79K | +200 | New |
|
|
HI
8
Harbour Investments
Madison,
Wisconsin
| $4.3K | – | – | – |
|
|
9
Morgan Stanley
New York
| $548 | +$506 | +13 | New |
|
|
10
UBS Group
Zurich,
Switzerland
| – | -$512 | -15 | Closed |
|
DAT Hedge Fund Activity: Q2 2026 in Review
9 of the 8,153 institutional investors tracked by Wall St. Rank reported a position in ProShares Big Data Refiners ETF (DAT) for Q2 2026, worth a combined $2.25M — up 19% from $1.89M a quarter earlier.
Buyers outnumbered sellers: 4 funds opened new DAT positions and 1 closed out — a net gain of 3 holders — while 1 added to existing stakes and 2 trimmed.
The largest buyer was Jane Street, opening a new position worth an estimated $341K. The largest seller was Flow Traders U.S., cutting an estimated $641K.
- 9 institutional investors held ProShares Big Data Refiners ETF (DAT) as of Q2 2026, up from 6 in Q1 2026.
- Funds reported $2.25M of ProShares Big Data Refiners ETF stock for Q2 2026, up 19% quarter-over-quarter.
- 4 funds opened new ProShares Big Data Refiners ETF positions in Q2 2026 and 1 closed out, a net change of +3 holders.
- The largest ProShares Big Data Refiners ETF buyer in Q2 2026 was Jane Street, an estimated $341K added.
- The largest ProShares Big Data Refiners ETF seller in Q2 2026 was Flow Traders U.S., an estimated $641K sold.
Based on aggregated 13F filings for Q2 2026.