Vanguard Mega Cap 300 Index ETF
505 hedge funds and large institutions have $4.53B invested in Vanguard Mega Cap 300 Index ETF in 2026 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 160 increasing their positions, 181 reducing their positions, and 43 closing their positions.
4% less funds holding
Funds holding: 525 → 505 (-20)
12% less repeat investments, than reductions
Existing positions increased: 160 | Existing positions reduced: 181
12.41% less ownership
Funds ownership: 63.07% → 50.66% (-12%)
19% less first-time investments, than exits
New positions opened: 35 | Existing positions closed: 43
21% less capital invested
Capital invested by funds: $5.76B → $4.53B (-$1.23B)
32% less funds holding in top 10
Funds holding in top 10: 28 → 19 (-9)
Top Buyers
Top Sellers
MGC Hedge Fund Activity: Q1 2026 in Review
505 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Vanguard Mega Cap 300 Index ETF (MGC) for Q1 2026, worth a combined $4.53B — down 21% from $5.76B a quarter earlier.
Sellers outnumbered buyers: 43 funds closed out of MGC and 35 opened new positions — a net loss of 8 holders — while 181 trimmed existing stakes and 160 added.
The largest buyer was Huntington National Bank, opening a new position worth an estimated $108M. The largest seller was Envestnet Asset Management, cutting an estimated $388M.
- 505 institutional investors held Vanguard Mega Cap 300 Index ETF (MGC) as of Q1 2026, down from 525 in Q4 2025.
- Funds reported $4.53B of Vanguard Mega Cap 300 Index ETF stock for Q1 2026, down 21% quarter-over-quarter.
- 35 funds opened new Vanguard Mega Cap 300 Index ETF positions in Q1 2026 and 43 closed out, a net change of -8 holders.
- The largest Vanguard Mega Cap 300 Index ETF buyer in Q1 2026 was Huntington National Bank, an estimated $108M added.
- The largest Vanguard Mega Cap 300 Index ETF seller in Q1 2026 was Envestnet Asset Management, an estimated $388M sold.
Based on aggregated 13F filings for Q1 2026.