BlackRock Preferred Opportunity Trust
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Schedule of Investments as of March 31, 2008 (Unaudited)
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(Percentages
shown are based on Net Assets)
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Par
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Industry
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(000)
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Corporate Bonds
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Value
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$
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640
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Windstream Corp., 8.125%, 8/01/13
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$
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628,800
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290
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Windstream Corp., 8.625%, 8/01/16
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284,925
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3,643,750
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Electric Utilities - 0.8%
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175
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Edison Mission Energy, 7.50%, 6/15/13
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179,375
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17
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Midwest Generation LLC Series B, 8.56%, 1/02/16
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18,115
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2,675
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PPL Capital Funding, 6.70%, 3/30/67 (a)
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2,274,740
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2,472,230
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Electrical Equipment - 0.1%
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425
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Superior Essex Communications LLC, 9%, 4/15/12
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409,063
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Electronic Equipment &
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140
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Sanmina-SCI Corp., 6.75%, 3/01/13
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121,450
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Instruments - 0.3%
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1,155
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Sanmina-SCI Corp., 8.125%, 3/01/16
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1,022,175
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1,143,625
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Energy Equipment &
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70
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Compagnie Generale de Geophysique-Veritas,
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Services - 0.2%
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7.50%, 5/15/15
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71,050
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100
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Grant Prideco, Inc. Series B, 6.125%, 8/15/15
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102,250
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350
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SemGroup LP, 8.75%, 11/15/15 (c)
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320,250
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493,550
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Gas Utilities - 0.1%
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420
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Targa Resources, Inc., 8.50%, 11/01/13
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386,400
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Hotels, Restaurants &
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415
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American Real Estate Partners LP, 7.125%, 2/15/13
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376,612
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Leisure - 0.3%
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385
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Greektown Holdings, LLC, 10.75%, 12/01/13 (c)
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350,350
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60
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Universal City Florida Holding Co. I, 7.989%,
5/01/10
(a)
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58,200
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40
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Wynn Las Vegas LLC, 6.625%, 12/01/14
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38,500
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823,662
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IT Services - 0.0%
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100
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SunGard Data Systems, Inc., 9.125%, 8/15/13
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101,000
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36
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SunGard Data Systems, Inc., 10.25%, 8/15/15 (c)
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36,180
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137,180
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Insurance - 33.6%
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7,150
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AXA SA, 6.379% (a)(b)(c)
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5,763,408
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6,350
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The Allstate Corp., 6.50%, 5/15/57 (a)
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5,229,453
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5,200
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The Allstate Corp. Series B, 6.125%,
5/15/67
(a)
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4,788,108
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5,555
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American International Group, Inc., 6.25%, 3/15/87
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4,500,133
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9,025
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Chubb Corp., 6.375%, 3/29/67 (a)
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8,406,616
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7,135
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Everest Reinsurance Holdings, Inc., 6.60%,
5/01/67
(a)
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6,013,949
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1,475
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Genworth Financial, Inc., 6.15%, 11/15/66 (a)
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1,231,935
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9,000
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Kingsway America, Inc., 7.50%, 2/01/14
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8,233,552
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5,025
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Liberty Mutual Group, Inc., 7%, 3/15/37 (a)(c)
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4,493,114
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3,370
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Lincoln National Corp., 7%, 5/17/66 (a)
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3,090,216
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2,500
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Lincoln National Corp., 6.05%, 4/20/67 (a)
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2,185,810
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6,375
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Metlife, Inc., 6.40%, 12/15/66
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5,065,830
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4,850
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Nationwide Life Global Funding I, 6.75%, 5/15/67
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4,036,267
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2,850
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PartnerRe Finance II, 6.44%, 12/01/66 (a)
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2,427,767
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