London’s equities markets saw declines on Friday.
The FTSE 100 1.17 percent lower to 6,289.3 and the FTSE 250 falling 1.95 percent to 10,954.
Northern Rock (LSE: NRK) had the worst performance by far on the 100, falling 31.46 percent to 438p after it had to ask the Bank of England for help after it could not find a place to borrow money from traditional sources and customers lined up outside branches of the bank to withdraw their money from accounts.
The trouble extended to other banks, with Alliance & Leicester (LSE: AL) dropping 6.88 percent to 873p.
Mortgage lenders were also hurt.
Paragon (LSE: PAG) was down 16.76 percent to 298p for the worst day on the 250.
It was followed by fellow mortgage lender Bradford & Bingley (LSE: BB), which was 7.7 percent lower to 329.75.
Homebuilders were also lower on the day.
Barratt Developments (LSE: BDEV) dropped 4.71 percent to 829p and Persimmon (LSE: PSN) was down 6.62 percent to £10.16 on the 250, while Bellway (LSE: BWY) fell 7.54 percent to £10.67 on the 100.
Oil-related shares saw gains on the 250.
Burren Energy (LSE: BUR) was up 1.79 percent to 853p, while Dana Petroleum (LSE: DNX) added 1.94 percent to £10 and JKX Oil & Gas (LSE: JKX) was 2.25 percent higher to 397.75p.
Gold miner Hochschild (LSE: HOC) had the best day on the 250 as it gained 3.83 percent to 345.25p.
Chemicals group Reckitt Benckiser (LSE: RB) was the best performer on the 100, adding 1.49 percent to £27.99.
Publisher Reed Elsevier (LSE: REL; Euronext: REN; NYSE: ENL; NYSE: RUK) was 1.08 percent higher to 608p, and DIY retailer Kingfisher (LSE: KFG) closed at 196.6p, a gain of 0.2 percent.