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Institutional Investment Manager
SIMPLEX TRADING, LLC
SIMPLEX TRADING, LLC (CIK: 0001488542) incorporated in Delaware, located at 230 S. Lasalle Street, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2017Q1)
Portfolio Summary: 7,144 holdings with a total value of $2,310,901,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 SPDR S&P 500 ETF TR 300,183 70,765,000 3.06%
2 FACEBOOK INC 399,955 56,813,000 2.46%
3 AMAZON COM INC 4,452 46,890,000 2.03% Call
4 ALPHABET INC 48,818 40,497,000 1.75%
5 GOLDMAN SACHS GROUP INC 167,448 38,466,000 1.66%
6 APPLE INC 265,361 38,121,000 1.65%
7 GILEAD SCIENCES INC 479,046 32,536,000 1.41%
8 AMAZON COM INC 35,995 31,911,000 1.38%
9 PRICELINE GRP INC 16,920 30,117,000 1.30%
10 NVIDIA CORPORATION 240,928 26,244,000 1.14%
11 MICRON TECHNOLOGY INC 849,207 24,542,000 1.06%
12 FACEBOOK INC 15,801 23,992,000 1.04% Call
13 APPLE INC CALL 19,437 23,657,000 1.02% Call
14 SPDR S&P 500 ETF Call Opt 09/17 260.0 28,296 23,337,000 1.01% Call
15 ISHARES 20 YEAR TREASURY BOND ETF 179,511 21,668,000 0.94%
16 NETFLIX INC 145,564 21,515,000 0.93%
17 AT&T INC 501,773 20,848,000 0.90%
18 WELLS FARGO & CO NEW 365,792 20,359,000 0.88%
19 CVS HEALTH CORP 235,318 18,472,000 0.80%
20 SPDR S&P 500 ETF TR PUT 45,997 18,022,000 0.78% Put
21 ALPHABET INC 20,581 17,448,000 0.76%
22 HUMANA INC 82,084 16,920,000 0.73%
23 TESLA MTRS INC 6,745 16,392,000 0.71% Call
24 ABBVIE INC 249,834 16,279,000 0.70%
25 STARBUCKS CORP 270,436 15,790,000 0.68%
26 ISHARES TR 53,260 14,206,000 0.61% Call
27 ALTRIA GROUP INC 184,406 13,170,000 0.57%
28 ISHARES TR 87,015 13,103,000 0.57% Put
29 SELECT SECTOR SPDR TR 178,313 12,464,000 0.54%
30 BERKSHIRE HATHAWAY INC DEL 71,515 11,920,000 0.52%
31 DIREXION SHS ETF TR 111,693 11,813,000 0.51%
32 PRICELINE GRP INC 644 11,297,000 0.49% Call
33 BANK AMER CORP 472,345 11,142,000 0.48%
34 COLGATE PALMOLIVE CO 145,573 10,654,000 0.46%
35 EXPEDIA INC DEL 73,306 9,249,000 0.40%
36 MEAD JOHNSON NUTRITI 103,564 9,225,000 0.40%
37 WYNN RESORTS LTD 79,519 9,113,000 0.39%
38 CELGENE CORP 72,693 9,045,000 0.39%
39 MONSANTO CO NEW 73,505 8,320,000 0.36%
40 VISA INC 91,155 8,100,000 0.35%
41 MYLAN N V 202,697 7,903,000 0.34%
42 DISNEY WALT CO 69,520 7,882,000 0.34%
43 WESTERN DIGITAL CORP 89,633 7,397,000 0.32%
44 INTEL CORP 204,777 7,386,000 0.32%
45 ALPHABET INC 4,013 7,197,000 0.31% Call
46 PEPSICO INC 63,683 7,123,000 0.31%
47 MONDELEZ INTL INC 163,284 7,034,000 0.30%
48 EXXON MOBIL CORP 85,394 7,003,000 0.30%
49 MACYS INC 234,592 6,953,000 0.30%
50 BAIDU INC 40,133 6,923,000 0.30%
Page 1 of 143

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001488542-17-000008, filed 2017.04.21).

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.