Vanguard Mega Cap 300 Index ETF
493 hedge funds and large institutions have $4.7B invested in Vanguard Mega Cap 300 Index ETF in 2025 Q3 according to their latest regulatory filings, with 49 funds opening new positions, 184 increasing their positions, 132 reducing their positions, and 24 closing their positions.
104% more first-time investments, than exits
New positions opened: 49 | Existing positions closed: 24
39% more repeat investments, than reductions
Existing positions increased: 184 | Existing positions reduced: 132
27% more capital invested
Capital invested by funds: $3.71B → $4.7B (+$986M)
20% more funds holding in top 10
Funds holding in top 10: 20 → 24 (+4)
5.5% more ownership
Funds ownership: 51.71% → 57.21% (+5.5%)
4% more funds holding
Funds holding: 474 → 493 (+19)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
+$200M |
| 2 |
VIA
Vantagepoint Investment Advisers
Washington,
District of Columbia
|
+$154M |
| 3 |
PA
Procyon Advisors
Shelton,
Connecticut
|
+$107M |
| 4 |
JP Morgan Chase
New York
|
+$42.7M |
| 5 |
Thrivent Financial for Lutherans
Minneapolis,
Minnesota
|
+$35.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AC
Apella Capital
West Hartford,
Connecticut
|
-$9.07M |
| 2 |
BFG
Buttonwood Financial Group
Kansas City,
Missouri
|
-$8.87M |
| 3 |
SL
Systelligence LLC
Bloomington,
Minnesota
|
-$7.04M |
| 4 |
SB
Strategic Blueprint
Atlanta,
Georgia
|
-$6.64M |
| 5 |
Citigroup
New York
|
-$5.6M |
MGC Hedge Fund Activity: Q3 2025 in Review
493 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Vanguard Mega Cap 300 Index ETF (MGC) for Q3 2025, worth a combined $4.7B — up 27% from $3.71B a quarter earlier.
Buyers outnumbered sellers: 49 funds opened new MGC positions and 24 closed out — a net gain of 25 holders — while 184 added to existing stakes and 132 trimmed.
The largest buyer was Envestnet Asset Management, adding an estimated $200M. The largest seller was Apella Capital, cutting an estimated $9.07M.
- 493 institutional investors held Vanguard Mega Cap 300 Index ETF (MGC) as of Q3 2025, up from 474 in Q2 2025.
- Funds reported $4.7B of Vanguard Mega Cap 300 Index ETF stock for Q3 2025, up 27% quarter-over-quarter.
- 49 funds opened new Vanguard Mega Cap 300 Index ETF positions in Q3 2025 and 24 closed out, a net change of +25 holders.
- The largest Vanguard Mega Cap 300 Index ETF buyer in Q3 2025 was Envestnet Asset Management, an estimated $200M added.
- The largest Vanguard Mega Cap 300 Index ETF seller in Q3 2025 was Apella Capital, an estimated $9.07M sold.
Based on aggregated 13F filings for Q3 2025.