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PLUG POWER INC COM
PLUG POWER INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2014Q2)
Portfolio Summary: 158 Institutional holders with a total value of $198,951,990.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 4,516,248 21,136,000 10.62%
2 BlackRock Fund Advisors 3,719,284 17,406,000 8.75%
3 SUSQUEHANNA INTERNATIONAL GROUP, LLP 2,856,700 13,369,000 6.72% Call
4 STATE STREET CORP 2,431,716 11,382,000 5.72%
5 BlackRock Institutional Trust Company, N.A. 2,054,548 9,615,000 4.83%
6 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,920,700 8,989,000 4.52% Put
7 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,058,705 4,955,000 2.49%
8 Invesco Ltd. 1,003,253 4,695,000 2.36%
9 GEODE CAPITAL MANAGEMENT, LLC 816,873 3,822,000 1.92%
10 GOLDMAN SACHS GROUP INC 781,100 3,656,000 1.84% Put
11 Union Point Advisors, LLC 767,755 3,593,000 1.81%
12 CITIGROUP INC 755,300 3,535,000 1.78% Put
13 Bank of New York Mellon Corp 737,225 3,450,000 1.73%
14 TIAA CREF INVESTMENT MANAGEMENT LLC 734,620 3,438,000 1.73%
15 Spot Trading L.L.C 685,594 3,209,000 1.61%
16 GOLDMAN SACHS GROUP INC 684,700 3,204,000 1.61% Call
17 Spot Trading L.L.C 668,600 3,129,000 1.57% Put
18 BANK OF AMERICA CORP /DE/ 655,400 3,067,000 1.54% Call
19 DEUTSCHE BANK AG\ 591,969 2,769,000 1.39%
20 CITIGROUP INC 587,878 2,751,000 1.38%
21 MORGAN STANLEY 587,926 2,751,000 1.38%
22 Harvest Capital Strategies LLC 550,000 2,574,000 1.29%
23 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 532,400 2,492,000 1.25%
24 BlackRock Investment Management, LLC 522,471 2,445,000 1.23%
25 NORTHERN TRUST CORP 469,556 2,198,000 1.10%
26 GOLDMAN SACHS GROUP INC 413,842 1,937,000 0.97%
27 CREDIT SUISSE AG/ 405,095 1,895,000 0.95%
28 Seamans Capital Management, LLC 393,300 1,841,000 0.93%
29 BARCLAYS PLC 407,300 1,629,000 0.82% Call
30 BOLTON LP 329,900 1,544,000 0.78%
31 JPMORGAN CHASE & CO 325,602 1,524,000 0.77%
32 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 305,000 1,427,000 0.72%
33 DRIEHAUS CAPITAL MANAGEMENT LLC 304,582 1,425,000 0.72%
34 CITIGROUP INC 297,100 1,390,000 0.70% Call
35 PEAK6 Group LLC 291,300 1,363,000 0.69% Call
36 FIRST TRUST ADVISORS LP 276,844 1,296,000 0.65%
37 PEAK6 Group LLC 272,300 1,274,000 0.64% Put
38 AQR CAPITAL MANAGEMENT LLC 258,800 1,211,000 0.61%
39 Legal & General Group Plc 256,200 1,199,000 0.60%
40 Sculptor Capital LP 250,000 1,170,000 0.59% Call
41 D. E. Shaw & Co., Inc. 248,100 1,161,000 0.58% Put
42 D. E. Shaw & Co., Inc. 248,100 1,161,000 0.58% Call
43 BARCLAYS PLC 287,300 1,149,000 0.58% Put
44 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 245,100 1,148,000 0.58%
45 TEACHERS ADVISORS, LLC 234,652 1,098,000 0.55%
46 ALLIANCEBERNSTEIN L.P. 233,500 1,093,000 0.55%
47 BOLTON LP 219,800 1,029,000 0.52% Call
48 Airain ltd 200,908 940,000 0.47%
49 RHUMBLINE ADVISERS 197,590 925,000 0.46%
50 PEAK6 Group LLC 194,479 910,000 0.46%
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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.