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IVOG · Vanguard S&P Mid-Cap 400 Growth ETF

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$148.37 +0.65 (+0.44%) At close · Aug 14

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 72
Total Value: $573,989,284
Total Shares: 3,923,372

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 72 13F filers · Δ vs Mar 31, 2026
Top Holder
32.4%
Sep 2023 → Jun 2026 · range 21.0% – 32.6%
+7.4 pts
Top 5
69.0%
Sep 2023 → Jun 2026 · range 41.6% – 69.0%
+18.2 pts
Top 10
83.4%
Sep 2023 → Jun 2026 · range 56.2% – 83.4%
+18.1 pts
HHI
1,513
Sep 2023 → Jun 2026 · range 653 – 1,513
Moderately concentrated+604

Quarterly Activity

vs Mar 31, 2026
New
12
Increased
24
Decreased
26
Sold Out
118
Unchanged
10
Holder count: -106
Institutional value: -11.9%
Shares held: -24.7%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 72 of 72
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 891190 CUSIP 921932869 13F (30d) 72 filings 72 filers