13F filer · CIK 1352851 ↗
Magnetar Financial LLC
You are looking at Q4 2016. See the latest, Q2 2026 →
Reported value
$351.5M
−95% on the quarter before
Positions
5
4 new · 539 sold out
Top 10
100.0%
of the value
Est. gain
+$4.1M
on stocks held all quarter
Est. return
+7.2%
on those stocks since Q3 2016
Positions as of Dec 31, 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
Each tile is a position, sized by its share, colored by what the fund did with it since Q3 2016. Striped tiles are options.
Largest buys
Since Q3 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.
- Harman Intl Inds Inc~$147.2MNew · 0.0% → 41.9%+1,324,548 shares
- Western Refng Inc~$129.0MNew · 0.0% → 36.7%+3,407,243 shares
- Harman Intl Inds IncCALL~$14.3MNew · 0.0% → 4.1%+128,800 underlying
- Rite Aid CorpPUT~$36,000New · 0.0% → 0.0%+4,400 underlying
Largest sells
Since Q3 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~$610.1MSold out · 8.7% → 0.0%−16,290,700 underlying
- SPDR S&P 500 ETF TrPUT~$411.0MSold out · 5.8% → 0.0%−1,900,000 underlying
- St Jude Med Inc~$187.9MSold out · 2.7% → 0.0%−2,355,854 shares
- Linkedin Corp~$157.1MSold out · 2.2% → 0.0%−821,773 shares
- Whitewave Foods Co~$156.3MSold out · 2.2% → 0.0%−2,871,089 shares
- Ishares TrPUT~$142.6MSold out · 2.0% → 0.0%−1,768,600 underlying
- Pioneer Nat Res Co~$128.2MSold out · 1.8% → 0.0%−690,809 shares
- KLA~$110.5MSold out · 1.6% → 0.0%−1,584,702 shares
- Westar Energy Inc~$110.1MSold out · 1.6% → 0.0%−1,940,734 shares
- Itc Hldgs Corp~$109.7MSold out · 1.6% → 0.0%−2,361,096 shares
Holdings
As of Dec 31, 2016. Changes are in shares against Sep 30, 2016, so a price move alone never reads as a buy or a sale.
| Holding | Value | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Harman Intl Inds IncCOM · shares New | 41.9% | $147.2M | — | ||||||||
| Western Refng IncCOM · shares New | 36.7% | $129.0M | — | ||||||||
| Rite Aid CorpCOM · shares 0% · price +7.2% | 17.3% | $60.9M | +$4.1M | ||||||||
| Harman Intl Inds IncCALLCOM · shares New | 4.1% | $14.3M | — | ||||||||
| Rite Aid CorpPUTCOM · shares New | 0.01% | $36,000 | — | ||||||||
| Total · 5 positions | 100% | $351.5M | +$4.1M |
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 Q3 2016 to Q4 2016: 1 stocks held throughout, up $4.1M (+7.2%).
- Rite Aid Corp+$4.1M+7%
Estimated as in the holdings table: shares held at both quarter ends times the change in price; options left out.
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 ↗ |