UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: September 30, 1999
Institutional Investment Manager Filing this Report:
Name: Cohen, Klingenstein & Marks Incorporated
Address: 2112 Broadway
Suite 417
New York, NY 10023
13F File Number: 801-17119
The institutional investment manager filing this report and the
person by whom it is signed hereby represent that the person
signing the report is authorized to submit it, that all
information contained herein is true, correct and complete, and
that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of
this form.
Person Signing this Report on Behalf of Reporting Manager:
Name: George M. Cohen
Title: Princial
Phone: 212-799-4880
Signature, Place, and Date of Signing:
George M. Cohen New York, New York November 15, 1999
Report Type (Check only one.):
[ X] 13F Holdings Report
[ ] 13F Notice
[ ] 13F Combination Report
List of Other Managers Reporting for this Manager:
None
I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE
ACT OF 1934.
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FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 76888
Form 13F Information Table Value Total: $3,277,065
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Form 13F Information Table
Value Shares/ Investment Voting
Name of Issuer Title of Cusip (x$1000) Discretion Authority
Abbott Labs com 00282410 75,955 2,070,319 sole sole
Adaptec Inc. com 00651F10 369 9,300 sole sole
ADC Telecomm. com 00088610 217 5,170 sole sole
Adobe Systems Inc. com 00724010 363 3,200 sole sole
Affymetrix Inc. com 00826T10 714 7,250 sole sole
Alkermes com 01642T10 202 7,000 sole sole
Allstate Corp. com 02000210 791 31,700 sole sole
Amerada Hess Corp. com 02355110 316 5,158 sole sole
America Online com 02364J10 534 5,130 sole sole
American Express com 02581610 3,482 25,790 sole sole
American Home Prod. com 02660910 74,314 1,790,696 sole sole
American Int'l Group com 02687410 13,544 155,787 sole sole
Americredit Corp. com 03060R10 173 11,600 sole sole
Amgen Inc. com 03116210 121,773 1,494,150 sole sole
AT&T Corp. com 00195710 1,180 27,130 sole sole
AT&T Lbty Media A com 87924V60 958 25,676 sole sole
Automatic Data com 05301510 234 5,250 sole sole
Avon Products Inc. com 05430310 50,846 2,049,228 sole sole
Bank of Amer. Corp. com 06605F10 3,193 57,330 sole sole
Banta Corp. com 06682110 301 13,500 sole sole
Bea Systems com 07332510 202 5,710 sole sole
Becton, Dickinson com 07588710 84,042 2,994,801 sole sole
Bed, Bath & Beyond com 07589610 105,267 3,013,017 sole sole
Bell Atlantic Corp. com 07785310 216 3,206 sole sole
Berkshire Hathaway B com 08467020 1,275 687 sole sole
Biogen Inc. com 09059710 265 3,360 sole sole
Biovail Corp. Int'l com 09067K10 244 4,800 sole sole
Boston Scientific com 10113710 70,235 2,837,778 sole sole
BP Amoco PLC com 11088940 293 2,646 sole sole
Bristol-Myers Squibb com 11012210 96,542 1,430,249 sole sole
Burlington N SantaFe com 12189T10 693 25,200 sole sole
Capital One Financialcom 14040H10 246 6,300 sole sole
Cisco Systems Inc. com 17275R10 123,912 1,807,281 sole sole
Clear Channel Comm. com 18450210 288 3,600 sole sole
CMG Investments com 12575010 205 2,000 sole sole
CNET Inc. com 12594510 923 16,480 sole sole
Coca-Cola Co. com 19121610 70,349 1,458,000 sole sole
Cognex Corp. com 19242210 226 7,480 sole sole
Comair Holdings Inc. com 19978910 171 10,260 sole sole
Comcast Cl A SPL com 20030020 698 17,510 sole sole
Comcast Corp. Cl 'A' com 20030010 256 7,110 sole sole
Computer Assoc. Int. com 20491210 122,894 2,010,538 sole sole
Computer Sciences com 20536310 215 3,060 sole sole
Compuware Corp com 20563810 21,783 835,785 sole sole
Conseco, Inc. com 20846410 63,258 3,329,388 sole sole
Delta and Pine Land com 24735710 920 35,552 sole sole
Dollar General com 25666910 112,016 3,628,064 sole sole
Donnelley (R.R.) com 25786710 946 32,750 sole sole
DSP Comm. com 23332K10 219 11,500 sole sole
Electronic Arts com 28551210 383 5,290 sole sole
Electronic Data Sys. com 28566110 362 6,830 sole sole
Eli Lilly com 53245710 4,288 66,800 sole sole
EMC Corp. com 26864810 111,518 1,562,420 sole sole
Expeditors Int'l com 30213010 257 8,000 sole sole
Federated Dept. Str. com 31410H10 262 6,000 sole sole
Franklin Resources com 35461310 78,713 2,575,465 sole sole
Fritz Cos Inc. com 35884610 223 21,500 sole sole
Gannett Co. Inc. com 36473010 2,608 37,700 sole sole
Gap Inc. com 36476010 78,009 2,437,777 sole sole
Gateway Inc. com 36783310 414 9,400 sole sole
General Electric com 36960410 7,761 65,456 sole sole
Gilead Sciences Inc. com 37555810 241 3,750 sole sole
Glaxo Wellcome ADR com 37733W10 3,697 71,100 sole sole
GT Interactive com 25666910 82 28,300 sole sole
Guidant Corp com 40169810 279 5,200 sole sole
Healthsouth com 42192410 65 10,600 sole sole
Hewlett Packard com 42823610 394 4,340 sole sole
Immunex Corp. com 45252810 269 6,200 sole sole
Intel Corp. com 45814010 112,860 1,518,725 sole sole
Jabil Circuit Inc. com 46631310 269 5,440 sole sole
JDS Uniphase Corp. com 46612J10 637 5,600 sole sole
JLK Direct Dist. com 46621C10 111 14,850 sole sole
Johnson & Johnson com 47816010 1,887 20,540 sole sole
Kansas City So. Ind. com 48517010 1,786 38,400 sole sole
LAM Research Corp. com 51280710 520 8,530 sole sole
Legato Systems Inc. com 52465110 382 8,760 sole sole
Mattel, Inc. com 57708110 69,375 3,651,298 sole sole
MBNA Corp. com 55262L10 82,513 3,617,003 sole sole
McDonald's Corp. com 58013510 100,829 2,331,296 sole sole
MCI Worldcom Inc. com 55268B10 88,665 1,233,596 sole sole
McKessonHBOC com 58155Q10 76,447 2,636,098 sole sole
Merck & Co. com 58933110 89,325 1,378,205 sole sole
Mercury Interactive com 58940510 216 3,350 sole sole
Microsoft Corp. com 59491810 236 2,603 sole sole
Mid Atlantic Medical com 59523C10 159 17,800 sole sole
Nat'l Semiconductor com 63764010 287 9,375 sole sole
Network Appliance com 64120L10 415 5,800 sole sole
Nextlink Comm. com 65566410 342 6,600 sole sole
Nordstrom Inc. com 66993010 994 36,798 sole sole
Novacare Inc. com 68389X10 60 50,250 sole sole
Oracle Corp. com 69917310 130,121 2,859,799 sole sole
Parametric Tech. com 71344810 74,083 5,487,666 sole sole
PepsiCo Inc. com 71676810 3,389 111,100 sole sole
Petsmart Inc. com 71815410 37 10,000 sole sole
Pfizer, Inc. com 73044810 210 5,865 sole sole
Philip Morris com 71815410 892 26,100 sole sole
Pogo Producing com 73044810 840 40,483 sole sole
Primedia Inc. com 74157K10 210 15,000 sole sole
Providian Financial com 74406A10 84,366 1,065,398 sole sole
Psinet Inc. com 74437C10 511 14,200 sole sole
QRS Corp. com 74726X10 308 4,800 sole sole
Qualcomm Inc. com 74752510 866 4,580 sole sole
Rational Software com 75409P20 211 7,200 sole sole
Read-Rite Corp. com 75524610 72 16,400 sole sole
Safeguard Scientific com 78644910 474 6,976 sole sole
SBC Communications com 78387G10 219 4,280 sole sole
Scientific-Atlanta com 80865510 258 5,200 sole sole
Seagate Technology com 81180410 95,224 3,109,360 sole sole
Sealed Air Corp. com 81211510 1,868 36,400 sole sole
Solectron Corp. com 83418210 485 6,750 sole sole
Sprint PCS Grp. com 85206150 147,930 1,983,975 sole sole
Stryker Corp. com 86366710 317 6,200 sole sole
Sun Microsystems com 86681010 558 6,000 sole sole
Tandy Corp. com 87538210 116,827 2,260,250 sole sole
Telefonos Mexico 'L' com 87940378 349 4,900 sole sole
Telephone & Data com 87943310 444 5,000 sole sole
Tellabs Inc. com 87966410 428 7,510 sole sole
Time Warner Inc. com 88731510 2,381 39,200 sole sole
Tricon Global Rest. com 89595310 512 12,510 sole sole
U.S. Bancorp com 90297310 82,515 2,733,431 sole sole
Univisions Comm. com 91490610 467 5,740 sole sole
Vertex Pharma. com 92532F10 208 6,700 sole sole
Vitesse Semicon. com 92849710 359 4,200 sole sole
Walt Disney Co. com 25468710 6,767 260,256 sole sole
Washington Post 'B' com 93964010 2,479 4,860 sole sole
Waters Corp. com 94184810 407 6,720 sole sole
Western Digital com 95810210 77 20,900 sole sole
Xerox Corp. com 98412110 75,493 1,800,129 sole sole
Xilinx Inc. com 98391910 297,512 4,540 sole sole
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