Form 13G Holding Report UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON DC 20549 FORM 13G FORM 13G COVER PAGE Report for the Calendar Year or Quarter Ended: 12/31/10 Check here if Amendment [ ]; Amendment Number: This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries Institutional Investment Manager Filing this Report: Name: Standard Life Investments Address: 1 George Street Edinburgh EH2 2LL Scotland United Kingdom 13G File Number: 28- The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name : Eric Rose Title: Risk and Compliance Phone: 617 720 7922 Signature, Place, and Date of Signing: Eric Rose, Boston MA 02/14/11 Report Type (Check only one.): [X] 13G HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13G NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13G COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: I AM SIGNING THIS REPORT AS REQUIRED BY SECURITIES EXCHANGE ACT 1934 FORM 13G SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13G Information Table Entry Total: 1 Form 13G Information Table Value Total: 146382 List of Other Included Managers: NONE FORM 13G INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- Acuity Brands Inc. Equity U.S. Equ 00508Y102 133452 2313278 SH SOLE 2313278 FXCM Inc Common StockUSD 302693106 12930 978038 SH SOLE 978038