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Institutional Investment Manager
GAMCO INVESTORS, INC. ET AL
GAMCO INVESTORS, INC. ET AL (CIK: 0000807249) incorporated in Delaware, located at 191 Mason Street, Greenwich, CT. Institutional holdings reported to the SEC.

Institutional Holdings (2017Q2)
Portfolio Summary: 839 holdings with a total value of $15,650,823,000.
#
Name
Shares
Value ($)
%
Options
Notes
501 OCCIDENTAL PETE CORP DEL 31,668 1,896,000 0.01%
502 SERITAGE GROWTH PPTYS 45,200 1,896,000 0.01%
503 ACCO BRANDS CORPORATION COM 160,673 1,872,000 0.01%
504 PINNACLE ENTMT INC NEW COM 94,500 1,867,000 0.01%
505 INTERNATIONAL BUSINESS MACHS 11,988 1,844,000 0.01%
506 CME GROUP INC 14,650 1,835,000 0.01%
507 MCCORMICK CO INC 18,720 1,828,000 0.01%
508 CONOCOPHILLIPS 41,414 1,821,000 0.01%
509 GUIDANCE SOFTWARE INC 274,680 1,816,000 0.01%
510 VICOR CORP COM 100,000 1,790,000 0.01%
511 UNITED TECHNOLOGIES CORP 14,316 1,748,000 0.01%
512 RICE ENERGY 63,300 1,686,000 0.01%
513 BARRICK GOLD CORP 105,730 1,682,000 0.01%
514 DOMINION ENERGY INC 21,464 1,645,000 0.01%
515 BEST BUY INC 28,010 1,606,000 0.01%
516 HP INC 91,049 1,592,000 0.01%
517 INTEL CORP 47,075 1,588,000 0.01%
518 SANFILIPPO JOHN B & SON INC COM 25,086 1,583,000 0.01%
519 AEGION CORP 71,500 1,564,000 0.01%
520 NAVIGATOR HLDGS LTD 187,000 1,552,000 0.01%
521 VITAMIN SHOPPE INC 132,800 1,547,000 0.01%
522 DIGITALGLOBE INC 46,313 1,542,000 0.01%
523 ACUITY BRANDS INC 7,562 1,537,000 0.01%
524 YORK WTR CO 43,500 1,516,000 0.01%
525 CISCO SYS INC 47,900 1,499,000 0.01%
526 VALMONT INDS INC 10,000 1,496,000 0.01%
527 DAVITA INC 22,763 1,474,000 0.01%
528 DOW CHEM CO 23,200 1,463,000 0.01%
529 BIG 5 SPORTING GOODS CORP 112,000 1,462,000 0.01%
530 NUTRACEUTICAL INTL CORP COM 34,850 1,452,000 0.01%
531 REYNOLDS AMERICAN INC 22,277 1,449,000 0.01%
532 BELDEN INC 19,100 1,441,000 0.01%
533 MATTHEWS INTL CORP CL A 23,000 1,409,000 0.01%
534 ABBVIE INC 19,273 1,397,000 0.01%
535 BLACKSTONE GROUP L P 41,760 1,393,000 0.01%
536 NOBLE ENERGY INC 49,000 1,387,000 0.01%
537 AVISTA CORP 32,500 1,380,000 0.01%
538 CELGENE CORP 10,529 1,367,000 0.01%
539 ENTEGRIS INC 62,000 1,361,000 0.01%
540 ZEBRA TECHNOLOGIES CORPORATION CL A 13,434 1,350,000 0.01%
541 FISERV INC 11,036 1,350,000 0.01%
542 CARDIOVASCULAR SYSTEMS INCORPORATED DEL 41,500 1,338,000 0.01%
543 SERVICEMASTER GLOBAL HLDGS I 34,000 1,332,000 0.01%
544 MALLINCKRODT PUB LTD CO 29,425 1,319,000 0.01%
545 DOLBY LABORATORIES INC 26,800 1,312,000 0.01%
546 GAS NATURAL 101,200 1,308,000 0.01%
547 LEAR CORP 9,200 1,307,000 0.01%
548 WGL HLDGS INC COM 15,650 1,306,000 0.01%
549 FOSTER L B CO CL A 60,000 1,287,000 0.01%
550 HERSHEY CO 11,800 1,267,000 0.01%
Page 11 of 17

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-17-030082, filed 2017.08.03).

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.