Another director dealing for Dunelm; AZ Electronic tech officer makes sale

Donna Wharton, wife of Nick Wharton, the Chief Executive of homewares firm Dunelm, has topped up her stake in the company with 9,500 shares. Wharton's purchase, which saw her buy the shares at 480.00p each for a total of £45,600, came just a day after Will Adderley, Executive Deputy Chairman, announced plans to cash in a big chunk of his shares in the bedding and curtains retailer. Adderley, who is also the son of the founder of the company, and his wife Nadine, are offloading around 5m shares, representing about 2.5% of the issued share capital of Dunelm. The disposal will still leave the Adderley family holding around 56.2% of all the shares in issue, with Will Adderley's personal stake standing at 32.4%.It's been a busy week for the firm, with newly appointed director Matt Davies underlining his loyalty to the firm with the purchase of 4,500 shares, which he bought on Tuesday 6th at 499p each for a total of £22,455. Davies joined the firm after resigning from his job as head of animal products retailer Pets at Home, a position he held since 2004.Last month the firm reported a 7.8% rise in pre-tax profit for the half year ended December 31st. As expected, profits for the year came in at £52.2m, compared to £48.4m for the same period of the previous year, on revenues of £299.9m, which is up 8.8% compared to the year before (2010: £275.7m). In other news, AZ Electonic Materials's Chief Technology Officer, Ralph Dammel, sold 40,000 shares at 284.70p each, taking his total holding to 280,000 shares for £11,388. The company, which produces speciality chemical materials to technological manufacturers, recently reported a rise in revenues, EBITDA (earnings before interest, tax, depreciation and amortisation) and returned to the black with profits of $125m, despite a challenging economic environment.Revenues grew from $682.1 to $791.8m, while a loss of $90.6m in 2010 turned to a profit of $125.6m in 2011. EBITDA leapt 16% to $261m (2010: $225.6m), however the EBITDA margin lost 0.1 percentage points to 33.0%. Top Director BuysSerco Group (SRP) Director name: Mr Christopher R HymanAmount purchased: 40,738 @ 515.34p Value: £209,939Serco Group (SRP) Director name: Mr Andrew JennerAmount purchased: 20,737 @ 515.34p Value: £106,866Dunelm Group (DNLM) Director name: Mr Nick WhartonAmount purchased: 9,500 @ 480.00p Value: £45,600Oxford Biomedica (OXB) Director name: Mr Tim WattsAmount purchased: 1,000,000 @ 3.02p Value: £30,200Terrace Hill Group (THG) Director name: Mr Philip LeechAmount purchased: 250,000 @ 11.75p Value: £29,375Avanti Communications Group (AVN) Director name: Mr David J WilliamsAmount purchased: 10,000 @ 250.00p Value: £25,000Terrace Hill Group (THG) Director name: Mr Jonathan Martin AustenAmount purchased: 200,000 @ 12.25p Value: £24,500Taylor Wimpey (TW.) Director name: Mr Mike HusseyAmount purchased: 50,000 @ 48.23p Value: £24,115Maven Income & Growth 3 VCT (MIG3) Director name: Mr Bill NixonAmount purchased: 15,606 @ 83.70p Value: £13,062Maven Income & Growth 2 VCT (MIG2) Director name: Mr Bill NixonAmount purchased: 22,001 @ 59.37p Value: £13,062Top Director SellsSerco Group (SRP) Director name: Mr Christopher R HymanAmount sold: 92,689 @ 519.51p Value: £481,529Kerry Group 'A' Shares (KYGA) Director name: Mr Gerry BehanAmount sold: 13,800 @ € 32.40 Value: €447,120Kerry Group 'A' Shares (KYGA) Director name: Mr Stan McCarthyAmount sold: 11,279 @ € 32.40 Value: €365,440Serco Group (SRP) Director name: Mr Andrew JennerAmount sold: 55,614 @ 519.51p Value: £288,920Filtrona PLC (FLTR) Director name: Mr Jon GreenAmount sold: 48,301 @ 440.00p Value: £212,524