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

Institutional Holders (2014Q1)
Portfolio Summary: 124 Institutional holders with a total value of $231,824,611.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SUSQUEHANNA INTERNATIONAL GROUP, LLP 6,218,200 44,149,000 19.04% Call
2 SUSQUEHANNA INTERNATIONAL GROUP, LLP 3,814,300 27,081,000 11.68% Put
3 VANGUARD GROUP INC 2,797,149 19,859,000 8.57%
4 Cupps Capital Management, LLC 2,146,850 15,242,000 6.57%
5 Spot Trading L.L.C 1,466,200 10,410,000 4.49% Put
6 BANK OF AMERICA CORP /DE/ 923,300 6,555,000 2.83% Call
7 PDT Partners, LLC 649,602 4,612,000 1.99%
8 GOLDMAN SACHS GROUP INC 643,800 4,571,000 1.97% Call
9 BANK OF AMERICA CORP /DE/ 629,400 4,469,000 1.93% Put
10 Spot Trading L.L.C 610,200 4,332,000 1.87% Call
11 GOLDMAN SACHS GROUP INC 605,000 4,296,000 1.85% Put
12 Harvest Capital Strategies LLC 600,000 4,260,000 1.84%
13 Invesco Ltd. 571,091 4,055,000 1.75%
14 Parallax Volatility Advisers, L.P. 519,900 3,691,000 1.59% Put
15 GEODE CAPITAL MANAGEMENT, LLC 483,104 3,430,000 1.48%
16 DRIEHAUS CAPITAL MANAGEMENT LLC 466,622 3,313,000 1.43%
17 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 457,199 3,296,000 1.42%
18 PEAK6 Group LLC 444,800 3,158,000 1.36% Call
19 INTEGRAL DERIVATIVES, LLC 423,300 3,005,000 1.30% Call
20 Schonfeld Group Holdings LLC 383,596 2,724,000 1.18%
21 BARCLAYS PLC 374,900 2,624,000 1.13% Call
22 FIRST TRUST ADVISORS LP 332,514 2,361,000 1.02%
23 SUSQUEHANNA INTERNATIONAL GROUP, LLP 329,355 2,338,000 1.01%
24 Bank of New York Mellon Corp 284,832 2,023,000 0.87%
25 NOMURA HOLDINGS INC 281,400 1,989,000 0.86% Call
26 CITIGROUP INC 268,600 1,907,000 0.82% Call
27 GOLDMAN SACHS GROUP INC 240,564 1,708,000 0.74%
28 DEUTSCHE BANK AG\ 239,711 1,701,000 0.73%
29 NORTHERN TRUST CORP 202,880 1,440,000 0.62%
30 AQR CAPITAL MANAGEMENT LLC 196,200 1,393,000 0.60%
31 CREDIT SUISSE AG/ 195,408 1,388,000 0.60%
32 MORGAN STANLEY 192,196 1,364,000 0.59%
33 SeaStone Capital Management, L.P. 190,000 1,349,000 0.58% Put
34 Seamans Capital Management, LLC 189,100 1,343,000 0.58%
35 Evercore Wealth Management, LLC 176,600 1,254,000 0.54%
36 CITADEL ADVISORS LLC 176,101 1,250,000 0.54%
37 Spot Trading L.L.C 167,646 1,190,000 0.51%
38 Jump Trading, LLC 159,900 1,135,000 0.49% Call
39 BARCLAYS PLC 160,500 1,124,000 0.48% Put
40 JANE STREET GROUP, LLC 150,528 1,069,000 0.46%
41 Jump Trading, LLC 140,300 996,000 0.43% Put
42 UBS AG 133,527 948,000 0.41%
43 BTG Pactual Global Asset Management Ltd 131,070 931,000 0.40%
44 D. E. Shaw & Co., Inc. 125,000 888,000 0.38% Call
45 D. E. Shaw & Co., Inc. 125,000 888,000 0.38% Put
46 BlackRock Institutional Trust Company, N.A. 114,775 815,000 0.35%
47 PEAK6 Group LLC 112,700 800,000 0.35% Put
48 PARAMETRIC PORTFOLIO ASSOCIATES LLC 110,911 787,000 0.34%
49 CREDIT SUISSE AG/ 110,000 781,000 0.34% Put
50 NOMURA HOLDINGS INC 110,435 781,000 0.34%
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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.