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VanEck Oil Services ETF
OIH

186 hedge funds and large institutions have $1.19B invested in VanEck Oil Services ETF in 2025 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 50 increasing their positions, 66 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

25.85% more ownership

Funds ownership: 103.66% → 129.51% (+26%)

7% less funds holding

Funds holding: 201 → 186 (-15)

11% less capital invested

Capital invested by funds: $1.34B → $1.19B (-$151M)

24% less repeat investments, than reductions

Existing positions increased: 50 | Existing positions reduced: 66

25% less funds holding in top 10

Funds holding in top 10: 4 → 3 (-1)

34% less first-time investments, than exits

New positions opened: 27 | Existing positions closed: 41

61% less call options, than puts

Call options by funds: $174M | Put options by funds: $448M

Holders
186
Holders Change
-15
Holders Change %
-7.46%
% of All Funds
2.45%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
27
Increased
50
Reduced
66
Closed
41
Calls
$174M
Puts
$448M
Net Calls
-$274M
Net Calls Change
+$180M

Top Buyers

Rank Fund Capital Flow
1
Bank of America
Bank of America
North Carolina
+$76.4M
2
Morgan Stanley
Morgan Stanley
New York
+$54.7M
3
Citigroup
Citigroup
New York
+$23.7M
4
QC
Quadrature Capital
United Kingdom
+$16M
5
WA
Whitebox Advisors
Minnesota
+$8.98M

Top Sellers

Rank Fund Capital Flow
1
Jane Street
Jane Street
New York
-$96.1M
2
Wells Fargo
Wells Fargo
California
-$26.8M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$14.7M
4
Millennium Management
Millennium Management
New York
-$13.1M
5
RRAM
River Road Asset Management
Kentucky
-$11.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
Raymond James Financial
26
Raymond James Financial
Florida
$5.69M +$2.6M +11,583 +88%
Barclays
27
Barclays
United Kingdom
$5.62M -$11.7M -52,267 -68%
Twin Tree Management
28
Twin Tree Management
Texas
$5.38M +$4.67M +20,780 +811%
AI
29
Atom Investors
Texas
$5.37M +$2.31M +10,285 +79%
HBWM
30
Hollow Brook Wealth Management
New York
$5.02M -$34.3K -153 -0.7%
Millennium Management
31
Millennium Management
New York
$4.42M -$13.1M -58,149 -75%
GCP
32
Garda Capital Partners
Minnesota
$3.79M +$2.93M +13,053 +385%
TRCT
33
Tower Research Capital (TRC)
New York
$3.71M -$3.89M -17,336 -52%
DCM
34
DME Capital Management
New York
$3.67M +$804K +3,580 +29%
VanEck Associates
35
VanEck Associates
New York
$3.65M – – –
MM
36
Main Management
California
$3.53M – – –
CPL
37
Corecam Pte Ltd
$3.46M -$94.3K -420 -3%
Commonwealth Equity Services
38
Commonwealth Equity Services
Massachusetts
$3.23M -$2.92M -13,016 -48%
Capstone Investment Advisors
39
Capstone Investment Advisors
New York
$2.85M +$1.35M +6,007 +94%
Baird Financial Group
40
Baird Financial Group
Wisconsin
$2.39M -$443K -1,973 -16%
NFG
41
Nations Financial Group
Iowa
$2.38M +$2.32M +10,326 New
MAA
42
Mraz Amerine & Associates
California
$1.98M +$222K +990 +13%
LDB
43
Lee, Danner & Bass
Tennessee
$1.9M -$103K -460 -5%
Lido Advisors
44
Lido Advisors
California
$1.84M +$913K +4,066 +104%
Ameriprise
45
Ameriprise
Minnesota
$1.82M -$1.92M -8,564 -52%
Manulife (Manufacturers Life Insurance)
46
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.67M +$971K +4,324 +148%
Osaic Holdings
47
Osaic Holdings
Arizona
$1.6M +$217K +965 +16%
FTUS
48
Flow Traders U.S.
New York
$1.59M +$1.55M +6,920 New
SGCA
49
Steel Grove Capital Advisors
Tennessee
$1.59M +$117K +522 +8%
Stifel Financial
50
Stifel Financial
Missouri
$1.56M -$2.92K -13 -0.2%
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OIH Hedge Fund Activity: Q2 2025 in Review

186 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in VanEck Oil Services ETF (OIH) for Q2 2025, worth a combined $1.19B — down 11% from $1.34B a quarter earlier.

Sellers outnumbered buyers: 41 funds closed out of OIH and 27 opened new positions — a net loss of 14 holders — while 66 trimmed existing stakes and 50 added.

The largest buyer was Bank of America, adding an estimated $76.4M. The largest seller was Jane Street, cutting an estimated $96.1M.

  • 186 institutional investors held VanEck Oil Services ETF (OIH) as of Q2 2025, down from 201 in Q1 2025.
  • Funds reported $1.19B of VanEck Oil Services ETF stock for Q2 2025, down 11% quarter-over-quarter.
  • 27 funds opened new VanEck Oil Services ETF positions in Q2 2025 and 41 closed out, a net change of -14 holders.
  • The largest VanEck Oil Services ETF buyer in Q2 2025 was Bank of America, an estimated $76.4M added.
  • The largest VanEck Oil Services ETF seller in Q2 2025 was Jane Street, an estimated $96.1M sold.

Based on aggregated 13F filings for Q2 2025.