Magnetar Financial LLC: 13F holdings, Q3 3006
Hedge fund · SEC EDGAR filings (CIK 1352851) · Explore on the interactive board
Magnetar Financial LLC disclosed 1 US equity positions worth $45.0m in its Q3 3006 13F filing (holdings as of September 30, 3006, filed February 22, 2007). Its largest position is SYMBOL TECHNOLOGIES at 100.0% of the reported book. The top ten holdings are 100.0% of the book, and the portfolio behaves like about 1 equal-weight positions. Versus the prior filing it opened 1 new position, added to 0, reduced 0 and exited 25.
What does Magnetar Financial LLC own? Top holdings as of September 30, 3006
Change is measured in shares against the previous filing (Q2 2026), so price moves do not read as decisions. This quarter: 1 new, 0 added, 0 reduced, 25 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | SYMBOL TECHNOLOGIES | 100.0% | $45.0m | 3,030,294 | – | new |
What did Magnetar Financial LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| CRWV COREWEAVE INC | 47.3% | $5.2bn |
| HEWLETT PACKARD ENTERPRISE C | 0.8% | $89.0m |
| WED WEBSTER FINL CORP | 0.8% | $88.4m |
| KVUE KENVUE INC | 0.8% | $88.2m |
| CHART INDS INC | 0.8% | $87.4m |
| NSC NORFOLK SOUTHN CORP | 0.8% | $86.6m |
| JD.COM INC | 0.8% | $85.1m |
| D DOMINION ENERGY INC | 0.8% | $83.3m |
| TXNM TXNM ENERGY INC | 0.8% | $82.2m |
| PEN PENUMBRA INC | 0.7% | $80.8m |
| TECK TECK RESOURCES LTD | 0.7% | $79.1m |
| MICROCHIP TECHNOLOGY INC. | 0.7% | $75.6m |
| ALPHABET INC | 0.7% | $75.5m |
| ALIBABA GROUP HLDG LTD | 0.7% | $74.5m |
| WBD WARNER BROS DISCOVERY INC | 0.7% | $73.3m |
| ROKU ROKU INC | 0.6% | $70.0m |
| DBRG DIGITALBRIDGE GROUP INC | 0.6% | $65.0m |
| ORACLE CORP | 0.6% | $64.1m |
| FE FIRSTENERGY CORP | 0.6% | $61.7m |
| TRIP COM GROUP LTD | 0.5% | $57.7m |
| GAMESTOP CORP | 0.5% | $56.8m |
| NSA* NATIONAL STORAGE AFFILIATES | 0.5% | $55.0m |
| SLAB SILICON LABORATORIES INC | 0.5% | $54.9m |
| TECH BIO-TECHNE CORP | 0.5% | $53.8m |
| APGE APOGEE THERAPEUTICS INC | 0.5% | $53.0m |
Sector mix
| Sector | Weight |
|---|
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Magnetar Financial LLC's portfolio?
Across every quarter Magnetar Financial LLC has filed, its median largest position is 48.2% of the book and its median top-ten weight is 55.8%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 1623.0 completed holding spells, the median lasted 1.0 quarters; 1.0 positions are still open and their final length is unknown.