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Vanguard Mega Cap Growth ETF
MGK

815 hedge funds and large institutions have $11.6B invested in Vanguard Mega Cap Growth ETF in 2025 Q1 according to their latest regulatory filings, with 65 funds opening new positions, 261 increasing their positions, 288 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed

303% more call options, than puts

Call options by funds: $23.9M | Put options by funds: $5.93M

9% less repeat investments, than reductions

Existing positions increased: 261 | Existing positions reduced: 288

3% less funds holding

Funds holding: 839 → 815 (-24)

4.07% less ownership

Funds ownership: 266.46% → 262.39% (-4.1%)

13% less first-time investments, than exits

New positions opened: 65 | Existing positions closed: 75

14% less funds holding in top 10

Funds holding in top 10: 71 → 61 (-10)

18% less capital invested

Capital invested by funds: $14.2B → $11.6B (-$2.6B)

Holders
815
Holders Change
-24
Holders Change %
-2.86%
% of All Funds
10.93%
Holding in Top 10
61
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-14.08%
% of All Funds
0.82%
New
65
Increased
261
Reduced
288
Closed
75
Calls
$23.9M
Puts
$5.93M
Net Calls
+$18M
Net Calls Change
+$12.5M

Top Buyers

1
AssetMark Inc
AssetMark Inc
California
+$87.2M
2
Morgan Stanley
Morgan Stanley
New York
+$45.5M
3
Bank of America
Bank of America
North Carolina
+$43.8M
4
MFG
Merit Financial Group
Georgia
+$38.9M
5
Ameriprise
Ameriprise
Minnesota
+$30.7M

Top Sellers

1
AIA
Angeles Investment Advisors
California
-$185M
2
MIC
Means Investment Company
Maine
-$51.4M
3
PCMM
Piedmont Capital Management (Montana)
Montana
-$43.3M
4
Osaic Holdings
Osaic Holdings
Arizona
-$41.2M
5
AT
American Trust
Kentucky
-$31.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
AQR Capital Management
326
AQR Capital Management
Connecticut
$1.18M +$724K +10,725 +127%
AFP
327
Ausdal Financial Partners
Iowa
$1.18M -$57K -845 -4%
FFWA
328
FRG Family Wealth Advisors
Washington
$1.17M -$37.1K -550 -3%
LF
329
LifeSteps Financial
California
$1.17M -$10.8K -160 -0.8%
GAM
330
Griffin Asset Management
New York
$1.17M +$595K +8,815 +87%
C
331
Certuity
Florida
$1.17M – – –
AG
332
AlTi Global
New York
$1.16M – – –
IA
333
Insight Advisors
Pennsylvania
$1.12M +$2.36K +35 +0.2%
ANHIM
334
Alan N. Hoffman Investment Management
Massachusetts
$1.11M -$3.04K -45 -0.2%
SWM
335
Spire Wealth Management
Virginia
$1.11M +$530K +7,860 +78%
CIA
336
Choate Investment Advisors
Massachusetts
$1.11M +$472K +7,000 +64%
AF
337
Allworth Financial
California
$1.11M -$5.4K -80 -0.4%
VPIM
338
Vanguard Personalized Indexing Management
California
$1.11M +$336K +4,980 +38%
EWM
339
Echo Wealth Management
Minnesota
$1.1M -$112K -1,655 -8%
AWM
340
Accurate Wealth Management
Florida
$1.1M +$521K +7,715 +72%
SMA
341
Sage Mountain Advisors
Georgia
$1.08M +$1.01K +15 +0.1%
PGF
342
Plan Group Financial
Oklahoma
$1.07M +$1.17M +17,335 New
FFA
343
Florida Financial Advisors
Florida
$1.06M +$157K +2,325 +16%
MWA
344
MFA Wealth Advisors
Pennsylvania
$1.04M -$66.1K -980 -6%
KFGK
345
Keystone Financial Group (Kentucky)
Kentucky
$1.03M -$30K -445 -3%
Vontobel Holding
346
Vontobel Holding
Switzerland
$1.02M -$64.8K -960 -5%
PA
347
PFG Advisors
Arizona
$1M +$221K +3,280 +25%
FCI
348
Financial Counselors Inc
Kansas
$1M -$40.8K -605 -4%
CCA
349
Clearwater Capital Advisors
Illinois
$999K – – –
Pathstone Holdings
350
Pathstone Holdings
New Jersey
$997K +$11.8K +175 +1%
12 13
14
15 16

MGK Hedge Fund Activity: Q1 2025 in Review

815 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Vanguard Mega Cap Growth ETF (MGK) for Q1 2025, worth a combined $11.6B — down 18% from $14.2B a quarter earlier.

Sellers outnumbered buyers: 75 funds closed out of MGK and 65 opened new positions — a net loss of 10 holders — while 288 trimmed existing stakes and 261 added.

The largest buyer was AssetMark Inc, adding an estimated $87.2M. The largest seller was Angeles Investment Advisors, cutting an estimated $185M.

  • 815 institutional investors held Vanguard Mega Cap Growth ETF (MGK) as of Q1 2025, down from 839 in Q4 2024.
  • Funds reported $11.6B of Vanguard Mega Cap Growth ETF stock for Q1 2025, down 18% quarter-over-quarter.
  • 65 funds opened new Vanguard Mega Cap Growth ETF positions in Q1 2025 and 75 closed out, a net change of -10 holders.
  • The largest Vanguard Mega Cap Growth ETF buyer in Q1 2025 was AssetMark Inc, an estimated $87.2M added.
  • The largest Vanguard Mega Cap Growth ETF seller in Q1 2025 was Angeles Investment Advisors, an estimated $185M sold.

Based on aggregated 13F filings for Q1 2025.