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Institutional Investment Manager
Tower Research Capital LLC (TRC)
Tower Research Capital LLC (TRC) (CIK: 0001533421) incorporated in New York, located at 120 Broadway, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q1)
Portfolio Summary: 4,702 holdings with a total value of $808,882,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 SPDR S&P 500 ETF TR 644,266 132,996,000 16.44%
2 POWERSHARES QQQ TRUST 390,325 41,218,000 5.10%
3 Market Vectors Semiconductor 444,680 24,591,000 3.04%
4 SELECT SECTOR SPDR TR 493,609 21,931,000 2.71%
5 Vaneck Vectors Gold 1,145,764 20,899,000 2.58%
6 ISHARES RUSSELL 1000 ETF 158,358 18,346,000 2.27%
7 ISHARES TR 421,829 16,928,000 2.09%
8 ISHARES TR 237,355 15,231,000 1.88%
9 ISHARES TR 155,843 12,361,000 1.53%
10 ISHARES TR 89,596 9,235,000 1.14%
11 ISHARES TR 93,235 9,223,000 1.14%
12 SELECT SECTOR SPDR TR 183,640 8,958,000 1.11%
13 SPDR SER TR 46,299 5,719,000 0.71%
14 VANGUARD INDEX FDS 50,955 5,574,000 0.69%
15 VANGUARD SPECIALIZED FUNDS 60,745 4,888,000 0.60%
16 Market Vectors Biotech 37,366 4,842,000 0.60%
17 VANGUARD INDEX FDS 44,381 4,794,000 0.59%
18 ISHARES TR 29,538 4,626,000 0.57%
19 VANGUARD INDEX FDS 46,517 4,428,000 0.55%
20 VANGUARD INDEX FDS 44,771 4,140,000 0.51%
21 DIREXION DAILY ENERGY BULL 3X SHARES 73,241 4,016,000 0.50%
22 ISHARES TR 29,755 3,683,000 0.46%
23 ISHARES TR 28,986 3,487,000 0.43%
24 PROSHARES ULTRASHORT RUSSELL2000 97,009 3,453,000 0.43%
25 RYDEX ETF TRUST 42,514 3,445,000 0.43%
26 PROSHARES TR 23,879 3,404,000 0.42%
27 ISHARES TR S&P 100 ETF 37,624 3,396,000 0.42%
28 VANGUARD INDEX FDS 36,466 3,352,000 0.41%
29 VANGUARD WORLD FDS 24,172 3,276,000 0.41%
30 PROSHARES TR 120,662 3,229,000 0.40%
31 VANGUARD SCOTTSDALE FDS 32,336 3,221,000 0.40%
32 DIREXION DAILY SMALL CAP BEAR ETF 306,831 3,102,000 0.38%
33 ISHARES TR 32,155 3,090,000 0.38%
34 ISHARES TR 51,399 3,085,000 0.38%
35 DIREXION SHS ETF TR 241,899 2,995,000 0.37%
36 SPDR SER TR 102,849 2,797,000 0.35%
37 SELECT SECTOR SPDR TR 57,277 2,791,000 0.35%
38 ISHARES TR 67,088 2,768,000 0.34%
39 MANULIFE FINL CORP 126,442 2,719,000 0.34%
40 FIRST TR EXCHANGE-TRADED FD 22,968 2,716,000 0.34%
41 DIREXION SHS ETF TR 846,278 2,657,000 0.33%
42 PROSHARES TR 52,265 2,647,000 0.33%
43 PROSHARES ULTRASHORT DOW 30 122,221 2,598,000 0.32%
44 PROSHARES TR 69,477 2,561,000 0.32%
45 AMAZON COM INC 6,532 2,431,000 0.30%
46 SCHWAB U.S. LARGE-CAP GROWTH ETF 44,115 2,377,000 0.29%
47 PROSHARES ULTRASHORT S&P 500 109,536 2,336,000 0.29%
48 DIREXION SHS ETF TR 121,496 2,333,000 0.29%
49 ISHARES INC MSCI EURZONE ETF 60,393 2,330,000 0.29%
50 ISHARES TR 17,627 2,308,000 0.29%
Page 1 of 95

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001533421-15-000005, filed 2015.05.12).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.