Filament 13F annual report

Filament is an investment fund managing more than $369 million ran by James Mahoney. There are currently 35 companies in Mr. Mahoney’s portfolio. The largest investments include Vanguard Total Stock Market Etf and Vanguard Ftse All World Ex Us Etf, together worth $197 million.

Limited to 30 biggest holdings

$369 million Assets Under Management (AUM)

As of 29th October 2020, Filament’s top holding is 615,568 shares of Vanguard Total Stock Market Etf currently worth over $105 million and making up 28.4% of the portfolio value. In addition, the fund holds 1,822,653 shares of Vanguard Ftse All World Ex Us Etf worth $92 million. The third-largest holding is Zillow worth $37.2 million and the next is Vanguard Ftse Emerging Markets Etf worth $24.9 million, with 575,947 shares owned.

Currently, Filament's portfolio is worth at least $369 million. 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 Filament

The Filament office and employees reside in Seattle, Washington. According to the last 13-F report filed with the SEC, James Mahoney serves as the COO at Filament.

Recent trades

In the most recent 13F filing, Filament revealed that it had opened a new position in Advanced Micro Devices and bought 10,250 shares worth $840 thousand. This means they effectively own approximately 0.1% of the company. Advanced Micro Devices makes up 4.1% of the fund's Technology sector allocation and has grown its share price by 125.0% in the past year.

The investment fund also strengthened its position in Vanguard Total Stock Market Etf by buying 7,245 additional shares. This makes their stake in Vanguard Total Stock Market Etf total 615,568 shares worth $105 million.

On the other hand, there are companies that Filament is getting rid of from its portfolio. Filament closed its position in Etsy on 5th November 2020. It sold the previously owned 21,739 shares for $835 thousand. James Mahoney also disclosed a decreased stake in Vanguard Ftse All World Ex Us Etf by approximately 0.1%. This leaves the value of the investment at $92 million and 1,822,653 shares.

One of the average hedge funds

The two most similar investment funds to Filament are Paracle Advisors and Dillon & Associates Inc. They manage $369 million and $369 million respectively.


James Mahoney investment strategy

Filament’s portfolio is diversified across 6 sectors. Currently, their heaviest sector is Real Estate — making up 15.8% of the total portfolio value. The fund focuses on investments in the United States as 25.7% 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 23% of the total holdings value. On the other hand, small-cap stocks make up only 2.9% of the portfolio. The average market cap of the portfolio companies is close to $438 billion.

The complete list of Filament trades based on 13F SEC filings

These positions were updated on November 5th 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
Vanguard Total Stock Market Etf
1.19%
615,568
$104,837,000 28.39%
Vanguard Ftse All World Ex Us Etf
1.86%
1,822,653
$91,952,000 24.90%
Zillow Group, Inc.
0.03%
366,022
$37,184,000 10.07%
Vanguard Ftse Emerging Markets Etf
7.52%
575,947
$24,903,000 6.74%
Zillow Group, Inc.
No change
207,529
$21,072,000 5.71%
Sprott Physical Gold Etv
25.97%
1,088,485
$16,381,000 4.44%
DocuSign, Inc.
No change
58,466
$12,584,000 3.41%
Vanguard Total Bond Market Etf
4.24%
88,185
$7,779,000 2.11%
Vanguard Ftse Developed Markets Etf
15.06%
174,034
$7,118,000 1.93%
Microsoft Corp.
6.59%
30,026
$6,315,000 1.71%
Ishares Msci Eafe Etf
0.23%
96,549
$6,145,000 1.66%
Ishares Russell 3000 Etf
1.25%
23,469
$4,593,000 1.24%
Vanguard Reit Etf
2.88%
51,357
$4,055,000 1.10%
Invesco Db Commodity Index Tracking Fund
2.36%
301,578
$3,938,000 1.07%
iShares Russell 1000 ETF
6.34%
15,777
$2,952,000 0.80%
Vanguard Global Ex Us Real Estate Etf
0.25%
54,896
$2,668,000 0.72%
Ishares Gold Etf
0.00%
128,151
$2,305,000 0.62%
Eli Lilly Company
0.13%
15,016
$2,222,000 0.60%
Amazon.com, Inc.
0.60%
499
$1,571,000 0.43%
Vanguard Total International Stock Etf
No change
29,635
$1,546,000 0.42%
Ishares Msci Emerging Markets Etf
No change
33,950
$1,496,000 0.41%
Flexshares Upstream Natural Resources Index Etf
6.55%
50,608
$1,404,000 0.38%
Advanced Micro Devices, Inc.
Opened
10,250
$840,000 0.23%
Etsy, Inc.
Closed
21,739
$835,000
Uber Technologies, Inc.
Closed
27,411
$765,000
Tesla Motors Inc
Opened
1,750
$750,000 0.20%
Unitedhealth Grp Inc
Closed
2,953
$736,000
LogMeIn, Inc.
Closed
6,764
$563,000
Ishares Core Us Aggrgt Bond Etf Iv
No change
4,367
$515,000 0.14%
The Walt Disney Co.
Closed
4,672
$451,000
Alibaba Group Hldg F Adr
1.70%
1,500
$440,000 0.12%
Snap, Inc.
11.63%
16,157
$421,000 0.11%
Vanguard Value Etf
No change
3,219
$336,000 0.09%
Alphabet, Inc.
3.83%
201
$294,000 0.08%
Spdr Gold Shares Etf
No change
1,460
$258,000 0.07%
Cisco Systems, Inc.
Closed
6,405
$251,000
Pimco Enhanced Short Maturity Active Etf
Opened
1,970
$200,000 0.05%
Ivanhoe Mines Ltd F
No change
35,000
$127,000 0.03%
Hecla Mining Co.
Opened
10,000
$50,000 0.01%
Orla Mining Ltd New F
Opened
10,000
$39,000 0.01%
Endeavour Silver Co F
Opened
10,000
$35,000 0.01%
No transactions found
Showing first 500 out of 41 holdings