* Updates trading throughout
TORONTO, Nov 2 (Reuters) - Canada's main stock index see-sawed marginally lower on Thursday, pulling back from Wednesday's record highs and tracking weaker U.S. equity markets, as investors digested a batch of quarterly corporate results.
Enbridge Inc ENB.TO was by far the biggest drag on the index, accounting for some 20 points on the downside, after shares fell 3.1 percent to C$47.85 on news its quarterly profit missed estimates.
Imperial Oil IMO.TO slumped 4.2 percent to C$39.71 following several ratings cuts from analysts.
Oil prices were steady, with U.S. crude CLc1 unchanged at $54.31 a barrel and Brent crude LCOc1 losing 0.1 percent to $60.43. O/R
At 10:55 a.m. ET (1455 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE fell 6.36 points, or 0.04 percent, to 16,022.97.
In the previous session, the index touched an intraday record of 16,105.88 and locked-in a record close.
Of the index's 10 main groups, three were in negative territory.
U.S. stocks fell in early trading as investors digested a summary of a much-awaited Republican tax overhaul. Activewear Inc GIL.TO was down 3.6 percent to C$36.35 after reporting third-quarter results that fell short of expectations. Country Canada Holdings ZZZ.TO tumbled 15.0 percent to C$32.80 after the mattress company reported a quarterly profit that missed estimates and analysts cut their ratings and price targets. overall consumer discretionary group took a 0.6 percent hit.
BCE Inc BCE.TO was the most influential gainer on the index, advancing 1.7 percent to C$60.51 after posting a better-than-expected quarterly profit. Telecom stocks overall advanced 0.4 percent.
The financials group gained 0.1 percent.
Kinaxis Inc KXS.TO jumped 10.5 percent to C$69.91 after posting a quarterly profit that came ahead of forecasts, while the broader technology sector gained 0.9 percent.
The materials group, which includes miners and other resource firms, added 0.4 percent. First Quantum Minerals Ltd was up 5.2 percent at C$15.27.
Declining issues outnumbered advancing ones on the TSX by 127 to 112, for a 1.13-to-1 ratio on the downside.