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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.

New
Increased
Maintained
Reduced
Closed

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

Holders
474
Holders Change
+20
Holders Change %
+4.41%
% of All Funds
6.24%
Holding in Top 10
20
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-4.76%
% of All Funds
0.26%
New
45
Increased
135
Reduced
158
Closed
20
Calls
$292K
Puts
$292K
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
RIG
RiverFront Investment Group
Virginia
+$98.2M
2
Envestnet Asset Management
Envestnet Asset Management
Illinois
+$70.7M
3
Raymond James Financial
Raymond James Financial
Florida
+$20M
4
PWM
Praetorian Wealth Management
California
+$18.3M
5
Two Sigma Investments
Two Sigma Investments
New York
+$17.6M

Top Sellers

Rank Fund Capital Flow
1
AUB
Atlantic Union Bankshares
Virginia
-$16.6M
2
AIS
American Investment Services
Massachusetts
-$15.5M
3
GVAG
Great Valley Advisor Group
Delaware
-$12.1M
4
BMM
Berkshire Money Management
Massachusetts
-$10M
5
EFN
Equita Financial Network
Pennsylvania
-$6.38M
Name Holding Trade Value Shares
Change 		Change in
Stake
BIM
176
Breakwater Investment Management
Washington
$1.45M -$106K -514 -7%
SMWM
177
Silvia McColl Wealth Management
California
$1.45M -$52.4K -253 -4%
SXL
178
Summit X LLC
Missouri
$1.42M +$1.1M +5,298 +530%
LFAS
179
Level Four Advisory Services
Texas
$1.41M +$32.7K +158 +3%
ONB
180
Old National Bancorp
Indiana
$1.4M -$674K -3,256 -34%
NA
181
NewEdge Advisors
Louisiana
$1.4M -$225K -1,087 -15%
TWP
182
Tempus Wealth Planning
California
$1.35M – – –
AF
183
Allworth Financial
California
$1.31M +$817K +3,947 +212%
IWM
184
IHT Wealth Management
Illinois
$1.29M +$20.7K +100 +2%
AO
185
Advisor OS
Illinois
$1.26M – – –
MA
186
MJP Associates
Connecticut
$1.26M – – –
SWA
187
Strategies Wealth Advisors
Michigan
$1.26M – – –
SWP
188
Stratos Wealth Partners
Ohio
$1.26M -$456K -2,203 -28%
JWA
189
JFS Wealth Advisors
Pennsylvania
$1.22M -$43.5K -210 -4%
AUB
190
Atlantic Union Bankshares
Virginia
$1.22M -$16.6M -80,261 -94%
Envestnet Portfolio Solutions
191
Envestnet Portfolio Solutions
Illinois
$1.21M -$237K -1,145 -18%
MG
192
Mather Group
Illinois
$1.19M -$1.86K -9 -0.2%
CCWM
193
Cassaday & Co Wealth Management
Virginia
$1.18M – – –
MSFS
194
Main Street Financial Solutions
Pennsylvania
$1.16M -$126K -611 -11%
IAN
195
Integrated Advisors Network
Texas
$1.15M +$370K +1,789 +54%
MAS
196
MPWM Advisory Solutions
Georgia
$1.14M +$63.7K +308 +6%
OSAM
197
O'Shaughnessy Asset Management
Connecticut
$1.13M -$101K -487 -9%
VNA
198
Valley National Advisers
Pennsylvania
$1.12M – – –
FFA
199
Farther Finance Advisors
California
$1.11M +$80.3K +388 +9%
NS
200
NBC Securities
Alabama
$1.11M +$24.4K +118 +2%
6 7
8
9 10

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.