NPORT-P false 0001491978 XXXXXXXX S000051556 C000162239 FlexShares Trust 811-22555 0001491978 5493007FU2RQX77I4604 50 South LaSalle Street Chicago 60603 800-595-9111 FlexShares Real Assets Allocation Index Fund S000051556 549300QLIWGHPBR23021 2020-10-31 2020-10-31 N 4504575.86 2807.29 4501768.57 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2097.00000000 N FlexShares Global Quality Real Estate Index Fund 549300SU9J4P6OO1QE18 33939L787 31815.00000000 NS USD 1615441.62000000 35.88459946087 Long RF US N 1 N N N FlexShares Morningstar Global Upstream Natural Resources Index Fund N/A 33939L407 16926.00000000 NS USD 452939.76000000 10.06137372361 Long RF US N 1 N N N FlexShares STOXX Global Broad Infrastructure Index Fund 549300M226QPIG4QNV60 33939L795 50421.00000000 NS USD 2432309.04000000 54.03007733913 Long RF US N 1 N N N 2020-11-30 FlexShares Trust Randal Rein Randal Rein Treasurer and PFO