Maple Rock Capital Partners 13F annual report

Maple Rock Capital Partners is an investment fund managing more than $785 billion ran by Stephen Lane. There are currently 20 companies in Mr. Lane’s portfolio. The largest investments include Spirit Aerosystems Inc and Western Digital, together worth $150 billion.

$785 billion Assets Under Management (AUM)

As of 7th August 2023, Maple Rock Capital Partners’s top holding is 2,653,000 shares of Spirit Aerosystems Inc currently worth over $77.4 billion and making up 9.9% of the portfolio value. Relative to the number of outstanding shares of Spirit Aerosystems Inc, Maple Rock Capital Partners owns more than approximately 0.1% of the company. In addition, the fund holds 1,923,101 shares of Western Digital worth $72.9 billion, whose value fell 4.0% in the past six months. The third-largest holding is Suncor worth $63.1 billion and the next is Alibaba Group Hldg Ltd worth $62.4 billion, with 748,800 shares owned.

Currently, Maple Rock Capital Partners's portfolio is worth at least $785 billion. The total portfolio value may be much higher due to cash assets that are not publicly disclosed such as fixed income, real estate, or cash equivalents.

Careers at Maple Rock Capital Partners

The Maple Rock Capital Partners office and employees reside in Toronto, Ontario, Canada. According to the last 13-F report filed with the SEC, Stephen Lane serves as the Chief Financial Officer at Maple Rock Capital Partners.

Recent trades

In the most recent 13F filing, Maple Rock Capital Partners revealed that it had opened a new position in Sealed Air and bought 385,000 shares worth $15.4 billion. This means they effectively own approximately 0.1% of the company. Sealed Air makes up 100.0% of the fund's Materials sector allocation and has decreased its share price by approximately 0.1% in the past year.

The investment fund also strengthened its position in Spirit Aerosystems Inc by buying 232,000 additional shares. This makes their stake in Spirit Aerosystems Inc total 2,653,000 shares worth $77.4 billion. Spirit Aerosystems Inc dropped approximately 0.1% in the past year.

On the other hand, there are companies that Maple Rock Capital Partners is getting rid of from its portfolio. Maple Rock Capital Partners closed its position in Ingevity Corp on 14th August 2023. It sold the previously owned 545,300 shares for $39 billion. Stephen Lane also disclosed a decreased stake in Western Digital by approximately 0.1%. This leaves the value of the investment at $72.9 billion and 1,923,101 shares.

One of the average hedge funds

The two most similar investment funds to Maple Rock Capital Partners are Asset Advisors Investment Management and No Street Gp L.P.. They manage $785 billion and $783 billion respectively.


Stephen Lane investment strategy

Maple Rock Capital Partners’s portfolio is diversified across 6 sectors. Currently, their heaviest sector is Energy — making up 21.2% of the total portfolio value. The fund focuses on investments in the United States as 40.0% of the portfolio companies are based in the United States.

The majority of the companies in the fund’s portfolio are large-cap stocks. Stocks with a size of more than $10 billion in market cap make up 30% of the total holdings value. On the other hand, small-cap stocks make up only approximately 0.1% of the portfolio. The average market cap of the portfolio companies is close to $18.8 billion.

The complete list of Maple Rock Capital Partners trades based on 13F SEC filings

These positions were updated on August 14th based on the fund’s latest 13F filing. Quickly find out what the most recently closed or increased positions are.

Security Shares Owned Value Allocation
Spirit Aerosystems Holdings Inc
9.58%
2,653,000
$77,441,070,000 9.86%
Western Digital Corp.
5.92%
1,923,101
$72,943,221,000 9.29%
Suncor Energy, Inc.
3.99%
2,151,500
$63,090,447,000 8.03%
Alibaba Group Hldg Ltd
6.21%
748,800
$62,412,480,000 7.95%
Kosmos Energy Ltd
10.95%
9,827,739
$58,868,157,000 7.50%
Bausch Plus Lomb Corp
15.90%
2,887,062
$57,943,334,000 7.38%
Las Vegas Sands Corp
29.15%
813,000
$47,154,000,000 6.00%
JD.com Inc
95.64%
1,345,000
$45,904,850,000 5.85%
Arch Resources Inc
12.40%
394,239
$44,454,390,000 5.66%
Global Pmts Inc
33.91%
448,166
$44,153,314,000 5.62%
Algoma Stl Group Inc
6.15%
6,092,091
$43,253,846,000 5.51%
Weibo Corp
11.11%
3,149,725
$41,292,895,000 5.26%
Ingevity Corp
Closed
545,300
$38,999,856,000
Harley-Davidson, Inc.
Closed
827,000
$31,401,190,000
WEX Inc
Closed
157,800
$29,017,842,000
TripAdvisor Inc.
Closed
1,433,540
$28,470,104,000
Triumph Group Inc.
9.21%
2,060,189
$25,484,538,000 3.25%
PagSeguro Digital Ltd
Closed
2,440,000
$20,910,800,000
Autohome Inc
26.41%
682,700
$19,907,532,000 2.53%
Prothena Corp Plc
20.10%
234,584
$16,017,396,000 2.04%
Sealed Air Corp.
Opened
385,000
$15,400,000,000 1.96%
RingCentral Inc.
Closed
456,000
$13,985,520,000
Ryanair Holdings Plc
50.00%
125,000
$13,825,000,000 1.76%
Farfetch Ltd
Closed
2,681,041
$13,163,911,000
Centerra Gold Inc
No change
2,000,000
$11,992,146,000 1.53%
Groupon Inc
No change
2,025,700
$11,971,887,000 1.52%
Baidu Inc
65.60%
86,200
$11,801,642,000 1.50%
Sensata Technologies Hldg Pl
Closed
213,515
$10,680,020,000
No transactions found
Showing first 500 out of 28 holdings