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LIGHTBRIDGE CORP
LIGHTBRIDGE CORP. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 34 Institutional holders with a total value of $7,413,875.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 AWM Investment Company, Inc. 3,508,789 5,439,000 73.36%
2 VANGUARD GROUP INC 410,902 637,000 8.59%
3 GRUBER & MCBAINE CAPITAL MANAGEMENT LLC 285,337 442,000 5.96%
4 Catalyst Capital Advisors LLC 95,000 147,000 1.98%
5 SUSQUEHANNA INTERNATIONAL GROUP, LLP 87,500 136,000 1.83% Put
6 SUSQUEHANNA INTERNATIONAL GROUP, LLP 55,313 86,000 1.16%
7 GEODE CAPITAL MANAGEMENT, LLC 46,493 72,000 0.97%
8 Virtu KCG Holdings LLC 44,371 69,000 0.93%
9 BlackRock Institutional Trust Company, N.A. 28,805 45,000 0.61%
10 NORTHERN TRUST CORP 26,107 41,000 0.55%
11 MORGAN STANLEY 21,583 34,000 0.46%
12 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 20,000 30,000 0.40%
13 SUSQUEHANNA INTERNATIONAL GROUP, LLP 16,500 26,000 0.35% Call
14 CARRET ASSET MANAGEMENT, LLC 17,086 26,000 0.35%
15 TENOR CAPITAL MANAGEMENT Co., L.P. 14,021 22,000 0.30%
16 CITADEL ADVISORS LLC 13,260 21,000 0.28%
17 D.A. DAVIDSON & CO. 13,000 20,000 0.27%
18 BANK OF AMERICA CORP /DE/ 11,948 19,000 0.26%
19 Creative Planning 10,500 16,000 0.22%
20 FIRST MANHATTAN CO. LLC. 10,679 16,000 0.22%
21 Commonwealth Equity Services, Inc 10,400 16,000 0.22%
22 EQUITEC SPECIALISTS, LLC 7,900 12,000 0.16%
23 UBS Group AG 5,282 8,000 0.11%
24 Tortoise Investment Management, LLC 4,234 7,000 0.09%
25 FIFTH THIRD BANCORP 4,374 7,000 0.09%
26 Klingman & Associates, LLC 3,318 5,000 0.07%
27 BlackRock Investment Management, LLC 2,716 4,000 0.05%
28 WELLS FARGO & COMPANY/MN 1,400 3,000 0.04%
29 SIMPLEX TRADING, LLC 2,100 3,000 0.04%
30 AMERICAN INTERNATIONAL GROUP, INC. 1,500 2,325 0.03%
31 Stratos Wealth Partners, LTD. 1,000 1,550 0.02%
32 UBS Group AG 400 1,000 0.01% Call
33 BANK OF MONTREAL /CAN/ 34 0 0.00%
34 Pinnacle Summer Investments, Inc. 200 0 0.00%

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.