Horizons -100® Index ETF (HXQ, HXQ.U:TSX)

Summary of Investment Portfolio As at September 30, 2017

% of ETF's Asset Mix Net Asset Value Net Asset Value Index Swaps (1) $ 679,480 6.75% Cash and Cash Equivalents (2) 9,386,003 93.21% Other Assets less Liabilities 4,387 0.04% $ 10,069,870 100.00%

% of ETF's Top Holdings Net Asset Value Index Swaps (notional value US$9,381,284) 6.75%

Top 25 Securities % Weighting in In the Underlying Index*—NASDAQ-100 Index® Underlying Index Apple Inc. 11.65% Corp. 8.39% .com Inc. 6.76% Facebook Inc. 5.92% Alphabet Inc., Class 'C' 4.88% Alphabet Inc., Class 'A' 4.25% Corp., Class 'A' 2.65% Corp. 2.62% Inc. 2.46% Inc. 1.99% Celgene Corp. 1.67% Corp. 1.57% Inc. 1.55% Broadcom Ltd. 1.44% Co. (The) 1.38% Inc., Class 'A' 1.37% Priceline Group Inc. (The) 1.31% Inc. 1.30% Alliance Inc. 1.21% Inc. 1.15% Corp. 1.13% Paypal Holdings Inc. 1.13% Inc. 1.12% Adobe Systems Inc. 1.08% Wholesale Corp. 1.05%

(1) The value presented for the index swap(s) represents the amount receivable/(payable) from/(to) the counterparty of the ETF's total return swap agreement as at the date of this report.

(2) Cash and cash equivalents includes collateral pledged to the counterparty of the ETF's total return swap agreement.

* These positions represent the top 25 constituents of the Underlying Index. The ETF is exposed to the performance of the Underlying Index on a total return basis through a total return swap agreement.

The summary of investment portfolio may change due to the ongoing portfolio transactions of the ETF. The most recent interim and annual reports are available at no cost by calling toll free 1-866-641-5739 or (416) 933-5745, by writing to us at Horizons ETFs Management (Canada) Inc., 55 University Avenue, Suite 800, Toronto, Ontario, M5J 2H7, or by visiting our website at www.horizonsetfs.com or through SEDAR at www.sedar.com.