SPY vs IVV overlap
3,453 institutions report holding both SPY and IVV.
Pick 2 to 4 ETFs.
SPY files no portfolio holdings with the SEC; shown using IVV, which tracks the same index, as of June 30, 2026. That makes this SPY and IVV comparison the same portfolio twice, so it says nothing about how they differ.
Top shared holdings
| Holding | SPY | IVV | Overlap |
|---|---|---|---|
| Nvidia Corp.NVDA | 7.51% | 7.51% | 7.51% |
| Apple Inc.AAPL | 6.58% | 6.58% | 6.58% |
| Microsoft Corp.MSFT | 4.29% | 4.29% | 4.29% |
| Amazon.COM Inc.AMZN | 3.61% | 3.61% | 3.61% |
| Alphabet Inc.-aGOOGL | 3.25% | 3.25% | 3.25% |
| Broadcom Inc.AVGO | 2.77% | 2.77% | 2.77% |
| Alphabet Inc.-CGOOG | 2.59% | 2.59% | 2.59% |
| Micron TechMU | 2.02% | 2.02% | 2.02% |
| META Platforms-aMETA | 1.92% | 1.92% | 1.92% |
| Tesla Inc.TSLA | 1.83% | 1.83% | 1.83% |
| ELI Lilly & CoLLY | 1.47% | 1.47% | 1.47% |
| ADV Micro DeviceAMD | 1.47% | 1.47% | 1.47% |
| Berkshire HATH-BBRK/B | 1.42% | 1.42% | 1.42% |
| JPMorgan ChaseJPM | 1.36% | 1.36% | 1.36% |
| Intel Corp.INTC | 1.02% | 1.02% | 1.02% |
Overlap by weight adds up the smaller weight of each holding the funds share, so 100% means identical portfolios. Long securities only: derivatives and cash vehicles are left out. Sources: SPY, IVV's SEC Form N-PORT, June 30, 2026; IVV, SEC Form N-PORT, June 30, 2026.
Largest institutions holding both
| Firm | SPY | IVV |
|---|---|---|
| BlackRock, Inc. | $1.6B | $65.8B |
| JPMorgan Chase & Co | $35.3B | $15.3B |
| Morgan Stanley | $24.1B | $18.5B |
| Bank of America Corp. | $23.0B | $16.6B |
| Jane Street Group, LLC | $33.1B | $3.6M |
| Envestnet Asset Management Inc. | $1.9B | $31.0B |
| Goldman Sachs Group Inc. | $23.5B | $8.8B |
| Northwestern Mutual Wealth Management Co | $4.7B | $26.2B |
| Marshall WACE, LLP | $111K | $29.8B |
| Wells Fargo & Company | $9.0B | $15.3B |
| Creative Planning | $2.2B | $18.4B |
| LPL Financial LLC | $7.4B | $11.1B |
| Royal Bank of Canada | $6.8B | $11.6B |
| Capula Management Ltd | $3.4B | $15.0B |
| Northern Trust Corp. | $10.3B | $6.9B |
This compares who owns the funds, not what the funds hold. From SEC Form 13F, for managers with $100M+ in US securities.
Who owns them: SPY institutional holders, IVV institutional holders.
Frequently asked questions
Do institutions hold both SPY and IVV?
3,453 Form 13F filers report positions in both, out of 5,306 that report either one.
How is overlap by weight worked out?
For each holding the two funds share, take the smaller of the two weights, then add those up. Identical portfolios score 100%.