into the building , witness Bjorn Lockstrom told TV4 , and later hoisted bags of money to the waiting chopper . TV4 later reported that the blueprints of the building were public documents which anybody could request to see . G4S had never asked for the blueprints to be classified . The helicopter had been stolen earlier during the night , police said . The thieves had also placed a bag marked `` bomb '' outside the police heliport , meaning Swedish police could n't immediately pursue the thieves because they had to first deal with the bag . TV4 later reported that the bag never contained a bomb . The thieves had also blocked the roads around the cash depot with metal spikes , TV4 reported . No one was hurt during the heist , police said , even though several employees had been in the building when the robbers entered . Stockholm police said the heist had been elaborate . `` The robbery was very well planned . They brought a lot of firepower with them , among other things automatic weapons , '' Anders Bjargard from the Stockholm police , told TV4 . Two people have been
The company that owns a cash depot targeted in a daring helicopter raid this week said Friday it is offering a reward of more than $ 1 million for information about the heist . A police Swat team enter a G4S cash depot in Vastberga , Stockholm . G4S said it is offering up to 7 million Swedish kronor -LRB- $ 1.01 million -RRB- for information leading directly to the arrest and conviction of the offenders or the recovery of the stolen money . G4S also said the circulation of cash in Stockholm would not be adversely affected by the heist , which occurred just days before Sweden 's monthly payday , when the depot would have been rife with cash . The company did not disclose how much money had been lost , but the thieves could have gotten as much as the equivalent of several millions of U.S. dollars , according to CNN affiliate TV4 . A group of heavily-armed thieves used a helicopter early Wednesday to land on the roof of the cash depot in Vastbarga , Stockholm , which serves automatic teller machines all across the capital , TV4 reported . They used explosives to get