Vanguard Mega Cap Growth ETF
901 hedge funds and large institutions have $16.6B invested in Vanguard Mega Cap Growth ETF in 2025 Q3 according to their latest regulatory filings, with 93 funds opening new positions, 310 increasing their positions, 275 reducing their positions, and 41 closing their positions.
294% more call options, than puts
Call options by funds: $38.5M | Put options by funds: $9.77M
127% more first-time investments, than exits
New positions opened: 93 | Existing positions closed: 41
14% more capital invested
Capital invested by funds: $14.6B → $16.6B (+$2.05B)
13% more repeat investments, than reductions
Existing positions increased: 310 | Existing positions reduced: 275
5% more funds holding in top 10
Funds holding in top 10: 63 → 66 (+3)
5% more funds holding
Funds holding: 862 → 901 (+39)
0.73% more ownership
Funds ownership: 268.26% → 268.99% (+0.73%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VIA
Vantagepoint Investment Advisers
Washington,
District of Columbia
|
+$320M |
| 2 |
AssetMark Inc
Concord,
California
|
+$214M |
| 3 |
MFG
Merit Financial Group
Alpharetta,
Georgia
|
+$69.5M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$46.9M |
| 5 |
DIP
DT Investment Partners
Chadds Ford,
Pennsylvania
|
+$33.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SIA
Strategic Investment Advisors
Farmington Hills,
Michigan
|
-$62.7M |
| 2 |
AT
American Trust
Lexington,
Kentucky
|
-$42M |
| 3 |
AIA
Angeles Investment Advisors
Santa Monica,
California
|
-$38.1M |
| 4 |
CAPTRUST Financial Advisors
Raleigh,
North Carolina
|
-$27.9M |
| 5 |
BPA
Beacon Pointe Advisors
Newport Beach,
California
|
-$27.7M |
MGK Hedge Fund Activity: Q3 2025 in Review
901 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Vanguard Mega Cap Growth ETF (MGK) for Q3 2025, worth a combined $16.6B — up 14% from $14.6B a quarter earlier.
Buyers outnumbered sellers: 93 funds opened new MGK positions and 41 closed out — a net gain of 52 holders — while 310 added to existing stakes and 275 trimmed.
The largest buyer was Vantagepoint Investment Advisers, opening a new position worth an estimated $320M. The largest seller was Strategic Investment Advisors, cutting an estimated $62.7M.
- 901 institutional investors held Vanguard Mega Cap Growth ETF (MGK) as of Q3 2025, up from 862 in Q2 2025.
- Funds reported $16.6B of Vanguard Mega Cap Growth ETF stock for Q3 2025, up 14% quarter-over-quarter.
- 93 funds opened new Vanguard Mega Cap Growth ETF positions in Q3 2025 and 41 closed out, a net change of +52 holders.
- The largest Vanguard Mega Cap Growth ETF buyer in Q3 2025 was Vantagepoint Investment Advisers, an estimated $320M added.
- The largest Vanguard Mega Cap Growth ETF seller in Q3 2025 was Strategic Investment Advisors, an estimated $62.7M sold.
Based on aggregated 13F filings for Q3 2025.