How and where is the collateral held for loans in the Stock Yield Enhancement Program?

The first step is to determine whether securities are considered fully-paid for or if they are rehypothecated as collateral for a margin loan balance.  A broker who finances client purchases of securities via margin loan is allowed by regulation to loan or pledge as collateral that client’s securities in an amount of 140% of the cash debit balance. For example, if a client maintaining a cash balance of $50,000 buys securities with a market value of $100,000, the debit balance will be $50,000.  The broker holds a lien on 140% of that balance or $70,000 of securities. Any securities held by the client in excess of that amount are referred to as excess margin securities ($30,000 in this example) and are required to be segregated unless the client provides authorization to Interactive Brokers LLC to lend through the Stock Yield Enhancement Program.  Note that only $30,000 of securities is eligible to be lent via SYEP…

The Stock Yield Enhancement Program Securities Collateral Held at IBKR Securities Services LLC ("IBKRSS") section appears in statements of participating clients whose shares are being lent. It shows details of the U.S. Treasuries being used as collateral for the Stock Yield Enhancement Program loans on your account…

No. The Canadian Investor Protection Fund (CIPF) does not protect you as a lender with respect to securities loan transactions in which you lend to Interactive Brokers (IBKR) your Fully-Paid Securities through the Stock Yield Enhancement Program. Therefore, the cash collateral delivered to you (and indicated on your account statement) by IB Canada will constitute the only source of satisfaction of IBKR's obligation in the event that IB Canada fails to return the securities…

The Stock Yield Enhancement program provides customers with the opportunity to earn additional income on securities positions which would otherwise be segregated (i.e., fully-paid and excess margin securities) by permitting IB to lend out those securities to third parties. Customers who participate in the program will receive a portion of the interest paid on the cash collateral by the borrower as loan compensation for any day the loan exists and will receive cash collateral to secure the return of the stock loan at its termination…