Vanguard Mega Cap 300 Index ETF
MGC
474 hedge funds and large institutions have $3.71B invested in Vanguard Mega Cap 300 Index ETF in 2025 Q2 according to their latest regulatory filings, with 45 funds opening new positions, 135 increasing their positions, 158 reducing their positions, and 20 closing their positions.
125% more first-time investments, than exits
New positions opened: 45 | Existing positions closed: 20
21% more capital invested
Capital invested by funds: $3.06B → $3.71B (+$653M)
4% more funds holding
Funds holding: 454 → 474 (+20)
1.81% more ownership
Funds ownership: 49.89% → 51.71% (+1.8%)
0% more call options, than puts
Call options by funds: $292K | Put options by funds: $292K
5% less funds holding in top 10
Funds holding in top 10: 21 → 20 (-1)
15% less repeat investments, than reductions
Existing positions increased: 135 | Existing positions reduced: 158
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RIG
RiverFront Investment Group
Richmond,
Virginia
|
+$98.2M |
| 2 |
Envestnet Asset Management
Chicago,
Illinois
|
+$70.7M |
| 3 |
Raymond James Financial
St Petersburg,
Florida
|
+$20M |
| 4 |
PWM
Praetorian Wealth Management
Carmel,
California
|
+$18.3M |
| 5 |
Two Sigma Investments
New York
|
+$17.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AUB
Atlantic Union Bankshares
Glen Allen,
Virginia
|
-$16.6M |
| 2 |
AIS
American Investment Services
Great Barrington,
Massachusetts
|
-$15.5M |
| 3 |
GVAG
Great Valley Advisor Group
Wilmington,
Delaware
|
-$12.1M |
| 4 |
BMM
Berkshire Money Management
Dalton,
Massachusetts
|
-$10M |
| 5 |
EFN
Equita Financial Network
Fort Washington,
Pennsylvania
|
-$6.38M |
MGC Hedge Fund Activity: Q2 2025 in Review
474 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Vanguard Mega Cap 300 Index ETF (MGC) for Q2 2025, worth a combined $3.71B — up 21% from $3.06B a quarter earlier.
Buyers outnumbered sellers: 45 funds opened new MGC positions and 20 closed out — a net gain of 25 holders — while 135 added to existing stakes and 158 trimmed.
The largest buyer was RiverFront Investment Group, adding an estimated $98.2M. The largest seller was Atlantic Union Bankshares, cutting an estimated $16.6M.
- 474 institutional investors held Vanguard Mega Cap 300 Index ETF (MGC) as of Q2 2025, up from 454 in Q1 2025.
- Funds reported $3.71B of Vanguard Mega Cap 300 Index ETF stock for Q2 2025, up 21% quarter-over-quarter.
- 45 funds opened new Vanguard Mega Cap 300 Index ETF positions in Q2 2025 and 20 closed out, a net change of +25 holders.
- The largest Vanguard Mega Cap 300 Index ETF buyer in Q2 2025 was RiverFront Investment Group, an estimated $98.2M added.
- The largest Vanguard Mega Cap 300 Index ETF seller in Q2 2025 was Atlantic Union Bankshares, an estimated $16.6M sold.
Based on aggregated 13F filings for Q2 2025.