13F filer · CIK 1352851 ↗
Magnetar Financial LLC
You are looking at Q3 2016. See the latest, Q2 2026 →
Reported value
$7.03B
+17% on the quarter before
Positions
540
325 new · 136 sold out
Top 10
30.2%
of the value
Est. gain
+$88.6M
on stocks held all quarter
Est. return
+3.4%
on those stocks since Q2 2016
Positions as of Sep 30, 2016, from Magnetar Financial LLC's 13F filing with the SEC. A 13F lists a manager's US-listed stocks and options at a quarter end and is filed up to 45 days later, so the fund may hold something else today. It leaves out short positions, cash and holdings outside the US.
Portfolio at a glance
- New
- Added
- Cut
- Same
- Options
The 24 largest positions, 51% of the reported value, each sized by its share, colored by what the fund did with it since Q2 2016. Striped tiles are options.
Largest buys
Since Q2 2016, by estimated size: the change in shares at the quarter-end price, since a 13F gives no trade prices. Percentages are the position's share of the portfolio, before and after.
- Ishares TrPUT~$358.4MAdded · 3.8% → 8.7%+9,569,200 underlying
- SPDR S&P 500 ETF TrPUT~$248.7MAdded · 2.6% → 5.8%+1,150,000 underlying
- Ishares TrPUT~$142.6MNew · 0.0% → 2.0%+1,768,600 underlying
- Whitewave Foods Co~$139.1MAdded · 0.2% → 2.2%+2,554,825 shares
- Linear Technology Corp~$109.7MNew · 0.0% → 1.6%+1,850,413 shares
- Post Pptys Inc~$108.9MNew · 0.0% → 1.5%+1,646,280 shares
- Joy Global Inc~$107.8MNew · 0.0% → 1.5%+3,886,525 shares
- Spectra Energy Corp~$107.4MNew · 0.0% → 1.5%+2,511,848 shares
- Monsanto Co New~$103.6MNew · 0.0% → 1.5%+1,013,942 shares
- Cst Brands Inc~$102.0MNew · 0.0% → 1.4%+2,120,000 shares
Largest sells
Since Q2 2016, by estimated size: the change in shares at the quarter-end price, since a 13F gives no trade prices. Percentages are the position's share of the portfolio, before and after.
- * E M C Corp Mass~$127.0MSold out · 2.1% → 0.0%−4,676,090 shares
- * Demandware Inc~$117.1MSold out · 1.9% → 0.0%−1,562,874 shares
- * Questar Corp~$117.0MSold out · 1.9% → 0.0%−4,611,801 shares
- * Agl Res Inc~$116.5MSold out · 1.9% → 0.0%−1,766,274 shares
- * Fei Co~$108.3MSold out · 1.8% → 0.0%−1,013,000 shares
- * Firstmerit Corp~$104.7MSold out · 1.7% → 0.0%−5,166,444 shares
- * First Niagara Finl Gp Inc~$100.1MSold out · 1.7% → 0.0%−10,280,653 shares
- Linkedin CorpCALL~$96.0MSold out · 1.6% → 0.0%−507,100 underlying
- * Starwood Hotels&Resorts Wrld~$93.5MSold out · 1.6% → 0.0%−1,264,408 shares
- * Teco Energy Inc~$93.4MSold out · 1.6% → 0.0%−3,379,225 shares
Holdings
As of Sep 30, 2016. Changes are in shares against Jun 30, 2016, so a price move alone never reads as a buy or a sale.
| Holding | Value | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ishares TrPUTMSCI EMG MKT ETF · shares +142% | 8.7% | $610.1M | — | ||||||||
| SPDR S&P 500 ETF TrPUTTR UNIT · shares +153% | 5.8% | $411.0M | — | ||||||||
| St Jude Med IncCOM · shares +19% · price +2.3% | 2.7% | $187.9M | +$3.5M | ||||||||
| Linkedin CorpCOM CL A · shares +49% · price +1.0% | 2.2% | $157.1M | +$1.0M | ||||||||
| Whitewave Foods CoCOM · shares +808% · price +16.0% | 2.2% | $156.3M | +$2.4M | ||||||||
| Ishares TrPUTU.S. REAL ES ETF · shares New | 2.0% | $142.6M | — | ||||||||
| Pioneer Nat Res CoCOM · shares 0% · price +22.8% | 1.8% | $128.2M | +$23.8M | ||||||||
| KLACOM · shares −0.3% · price −4.8% | 1.6% | $110.5M | −$5.6M | ||||||||
| Westar Energy IncCOM · shares −0.4% · price +1.2% | 1.6% | $110.1M | +$1.3M | ||||||||
| Itc Hldgs CorpCOM · shares −9.7% · price −0.7% | 1.6% | $109.7M | −$802,531 | ||||||||
| Linear Technology CorpCOM · shares New | 1.6% | $109.7M | — | ||||||||
| Post Pptys IncCOM · shares New | 1.5% | $108.9M | — | ||||||||
| Piedmont Nat Gas IncCOM · shares −1.0% · price −0.1% | 1.5% | $108.5M | −$145,014 | ||||||||
| Privatebancorp IncCOM · shares +46% · price +4.3% | 1.5% | $108.5M | +$3.1M | ||||||||
| Valspar CorpCOM · shares −0.5% · price −1.8% | 1.5% | $108.5M | −$2.0M | ||||||||
| Joy Global IncCOM · shares New | 1.5% | $107.8M | — | ||||||||
| Ingram Micro IncCL A · shares −5.2% · price +2.5% | 1.5% | $107.5M | +$2.7M | ||||||||
| Spectra Energy CorpCOM · shares New | 1.5% | $107.4M | — | ||||||||
| Teekay Offshore Partners L PPARTNERSHIP UN · shares +5.4% · price +7.3% | 1.5% | $103.7M | +$6.7M | ||||||||
| Monsanto Co NewCOM · shares New | 1.5% | $103.6M | — | ||||||||
| Cst Brands IncCOM · shares New | 1.4% | $102.0M | — | ||||||||
| Fleetmatics Group PlcCOM · shares New | 1.4% | $99.3M | — | ||||||||
| Cigna CorporationCOM · shares −5.8% · price +1.8% | 1.4% | $98.0M | +$1.8M | ||||||||
| Humana IncCOM · shares 0% · price −1.7% | 1.4% | $95.9M | −$1.6M | ||||||||
| Royal Dutch Shell PlcSPON ADR B · shares +36% · price −5.7% | 1.3% | $94.4M | −$4.2M | ||||||||
| Total · 540 positions | 100% | $7.03B | +$88.6M |
Price is a stock's reported value over its shares at the quarter end. The estimated gain is the shares held at both quarter ends times the change in that price: shares bought or sold during the quarter add nothing, options are left out, and a stock split is read into the earlier share count and price.
What made money
From Q2 2016 to Q3 2016: 205 stocks held throughout, up $88.6M (+3.4%).
- Pioneer Nat Res Co+$23.8M+23%
- Exterran Corp+$9.2M+22%
- Teekay Offshore Partners L P+$6.7M+7%
- Plains Gp Hldgs L P+$6.6M+24%
- Enlink Midstream Partners Lp+$5.7M+6%
- Virgin Amer Inc−$1.5M−5%
- Humana Inc−$1.6M−2%
- Valspar Corp−$2.0M−2%
- Royal Dutch Shell Plc−$4.2M−6%
- KLA−$5.6M−5%
Estimated as in the holdings table: shares held at both quarter ends times the change in price; options left out, 1 split read into the share counts.
Reported value by quarter
The total value of each quarter's 13F at that quarter end. It moves with prices as well as with buying and selling. Pick a quarter to see what the fund held then.
Every quarter's filing
| Quarter | Reported value | Filing | |
|---|---|---|---|
| Q2 2026 | Aug 14, 2026 | $10.96B+11% | SEC ↗ |
| Q1 2026 | May 13, 2026 | $9.84B−4% | SEC ↗ |
| Q4 2025 | Feb 17, 2026 | $10.21B−38% | SEC ↗ |
| Q3 2025 | Nov 13, 2025 | $16.50B−20% | SEC ↗ |
| Q2 2025 | Aug 12, 2025 | $20.65B+171% | SEC ↗ |
| Q1 2025 | May 15, 2025 | $7.61B+75% | SEC ↗ |
| Q4 2024 | Feb 11, 2025 | $4.36B−6% | SEC ↗ |
| Q3 2024 | Nov 13, 2024 | $4.62B−4% | SEC ↗ |
| Q2 2024 | Aug 14, 2024 | $4.80B+7% | SEC ↗ |
| Q1 2024 | May 15, 2024 | $4.47B+13% | SEC ↗ |
| Q4 2023 | Feb 13, 2024 | $3.94B+1% | SEC ↗ |
| Q3 2023 | Nov 14, 2023 | $3.92B−14% | SEC ↗ |
| Q2 2023 | Aug 11, 2023 | $4.56B−11% | SEC ↗ |
| Q1 2023 | May 15, 2023 | $5.13B−13% | SEC ↗ |
| Q4 2022 | Feb 14, 2023 | $5.91B−18% | SEC ↗ |
| Q3 2022 | Nov 14, 2022 | $7.21B−25% | SEC ↗ |
| Q2 2022 | Aug 15, 2022 | $9.67B+3% | SEC ↗ |
| Q1 2022 | May 16, 2022 | $9.37B−6% | SEC ↗ |
| Q4 2021 | Feb 14, 2022 | $9.96B+1% | SEC ↗ |
| Q3 2021 | Jan 14, 2022 (amended) | $9.82B−7% | SEC ↗ |
| Q2 2021 | Aug 6, 2021 | $10.56B+2% | SEC ↗ |
| Q1 2021 | May 14, 2021 | $10.40B+47% | SEC ↗ |
| Q4 2020 | Feb 12, 2021 | $7.08B+25% | SEC ↗ |
| Q3 2020 | Nov 16, 2020 | $5.66B+67% | SEC ↗ |
| Q2 2020 | Aug 14, 2020 | $3.39B−18% | SEC ↗ |
| Q1 2020 | May 15, 2020 | $4.15B−13% | SEC ↗ |
| Q4 2019 | Feb 13, 2020 | $4.79B+22% | SEC ↗ |
| Q3 2019 | Nov 14, 2019 | $3.93B−21% | SEC ↗ |
| Q2 2019 | Aug 14, 2019 | $5.00B+29% | SEC ↗ |
| Q1 2019 | May 15, 2019 | $3.89B−5% | SEC ↗ |
| Q4 2018 | Feb 14, 2019 | $4.08B−26% | SEC ↗ |
| Q3 2018 | Feb 14, 2019 (amended) | $5.54B−16% | SEC ↗ |
| Q2 2018 | Aug 14, 2018 (amended) | $6.56B+13% | SEC ↗ |
| Q1 2018 | May 15, 2018 (amended) | $5.80B+3% | SEC ↗ |
| Q4 2017 | Feb 14, 2018 (amended) | $5.62B+2% | SEC ↗ |
| Q3 2017 | Nov 14, 2017 (amended) | $5.52B−15% | SEC ↗ |
| Q2 2017 | Aug 14, 2017 (amended) | $6.52B−7% | SEC ↗ |
| Q1 2017 | May 15, 2017 (amended) | $7.02B+1,897% | SEC ↗ |
| Q4 2016 | Aug 14, 2017 (amended) | $351.5M−95% | SEC ↗ |
| Q3 2016 | Nov 14, 2016 (amended) | $7.03B+17% | SEC ↗ |
| Q2 2016 | Aug 15, 2016 (amended) | $6.02B−7% | SEC ↗ |
| Q1 2016 | May 16, 2016 (amended) | $6.49B | SEC ↗ |