Vanguard S&P Mid-Cap 400 ETF
IVOO
273 hedge funds and large institutions have $1.45B invested in Vanguard S&P Mid-Cap 400 ETF in 2025 Q3 according to their latest regulatory filings, with 18 funds opening new positions, 84 increasing their positions, 83 reducing their positions, and 12 closing their positions.
50% more first-time investments, than exits
New positions opened: 18 | Existing positions closed: 12
8% more capital invested
Capital invested by funds: $1.35B → $1.45B (+$105M)
1.33% more ownership
Funds ownership: 50.06% → 51.39% (+1.3%)
1% more repeat investments, than reductions
Existing positions increased: 84 | Existing positions reduced: 83
0% more funds holding in top 10
Funds holding in top 10: 9 → 9 (0)
0% less funds holding
Funds holding: 274 → 273 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HFS
Hantz Financial Services
Southfield,
Michigan
|
+$26.4M |
| 2 |
Goldman Sachs
New York
|
+$15.9M |
| 3 |
Bank of America
Charlotte,
North Carolina
|
+$13.7M |
| 4 |
BFIC
Bedell Frazier Investment Counselling
Walnut Creek,
California
|
+$2.85M |
| 5 |
Wells Fargo
San Francisco,
California
|
+$2.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$12.6M |
| 2 |
LMIM
Lockheed Martin Investment Management
Bethesda,
Maryland
|
-$9.79M |
| 3 |
VF
Virtu Financial
New York
|
-$4.61M |
| 4 |
GCM
Gibraltar Capital Management
Tulsa,
Oklahoma
|
-$3.22M |
| 5 |
SA
SoundView Advisors
Olympia,
Washington
|
-$1.82M |
IVOO Hedge Fund Activity: Q3 2025 in Review
273 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Vanguard S&P Mid-Cap 400 ETF (IVOO) for Q3 2025, worth a combined $1.45B — up 7.8% from $1.35B a quarter earlier.
Buyers outnumbered sellers: 18 funds opened new IVOO positions and 12 closed out — a net gain of 6 holders — while 84 added to existing stakes and 83 trimmed.
The largest buyer was Hantz Financial Services, adding an estimated $26.4M. The largest seller was UBS Group, cutting an estimated $12.6M.
- 273 institutional investors held Vanguard S&P Mid-Cap 400 ETF (IVOO) as of Q3 2025, down from 274 in Q2 2025.
- Funds reported $1.45B of Vanguard S&P Mid-Cap 400 ETF stock for Q3 2025, up 7.8% quarter-over-quarter.
- 18 funds opened new Vanguard S&P Mid-Cap 400 ETF positions in Q3 2025 and 12 closed out, a net change of +6 holders.
- The largest Vanguard S&P Mid-Cap 400 ETF buyer in Q3 2025 was Hantz Financial Services, an estimated $26.4M added.
- The largest Vanguard S&P Mid-Cap 400 ETF seller in Q3 2025 was UBS Group, an estimated $12.6M sold.
Based on aggregated 13F filings for Q3 2025.