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Of the 11 tracked institutions holding SPYM, 6 have a 3-year clone track record — 6 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, SPYM (SPDR SERIES TRUST) is held with a combined value of $2.18B across 28,488,363 shares. The largest holder is MILLENNIUM MANAGEMENT LLC with a position worth $1.65B (0.69% of their portfolio). 2 funds opened new positions in the most recent quarter. 7 funds increased their holdings. 1 fund reduced its position.
Total Institutional Value
$2.18B
Total Shares Held
28,488,363
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | MILLENNIUM MANAGEMENT LLC | $1.65B | 0.69% | New |
| 2 | STATE STREET CORP | $358.65M | 0.01% | +73.4% |
| 3 | BlackRock, Inc. | $52.74M | 0.00% | +49.9% |
| 4 | CITADEL ADVISORS LLC | $45.38M | 0.03% | +33.2% |
| 5 | AQR CAPITAL MANAGEMENT LLC | $40.67M | 0.02% | +71.0% |
| 6 | FMR LLC | $17.38M | 0.00% | +5.2% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | $11.08M | 0.02% | -26.9% |
| 8 | VANGUARD GROUP INC | $2.04M | 0.00% | +43.9% |
| 9 | Gotham Asset Management, LLC | $1.14M | 0.00% | - |
| 10 | Fisher Asset Management, LLC | $539.53K | 0.00% | +24.1% |
| Member | Type | Date |
|---|---|---|
| John Boozman | Sell | May 27, 2026 |
| John Boozman | Buy | Mar 20, 2026 |
| John Boozman | Buy | Dec 24, 2025 |
As of the latest SEC 13F filings, MILLENNIUM MANAGEMENT LLC is the largest institutional holder of SPYM with a position worth $1.65B, representing 0.69% of their portfolio. In total, 11 institutional investors hold SPYM with a combined value of $2.18B.
In the most recent quarter, 2 funds opened a new position in SPYM. Additionally, 7 increased their holdings and 1 reduced their positions.
Institutional investors hold $2.18B worth of SPYM stock across 11 positions. The largest institutional holder is MILLENNIUM MANAGEMENT LLC with $1.65B in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For SPYM, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their SPYM positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$86.96
2026-07-24
YTD
+8.7%
87% of 52-week range
