SPDR S&P Midcap 400 ETF Trust
MDY- Exchange
- NYSE
- SEC CIK
- 0000936958
No open-market purchases or sales by SPDR S&P Midcap 400 ETF Trust insiders were filed in the last 90 days; 1,542 institutions reported holding it in 13F filings for Q2 2026, worth $17.3B in total; no superinvestor holds it.
Q3 2025 vs. Q2 2025
How the institutions holding SPDR S&P Midcap 400 ETF Trust changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 1,351 | 25 | 1,369 | +43 |
| Shares | 25.1M | 169.4K | 25.7M | +766.3K (+3.1%) |
| Value | $14.2B | $96.0M | $15.0B | +$935.7M (+6.6%) |
25 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (88)
Institutions that held SPDR S&P Midcap 400 ETF Trust at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (45)
Institutions that held SPDR S&P Midcap 400 ETF Trust at the end of Q2 2025 and filed for Q3 2025 without it.
Not filed for Q3 2025 yet (25)
Institutions that held SPDR S&P Midcap 400 ETF Trust at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.