DAWSON SAMBERG CAPITAL MANAGEMENT INC /CT
13F-HR, 1999-11-15
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                      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

Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [ ] is a restatement.
                                  [ ] adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:      Dawson-Samberg Capital Management, Inc.
Address:   354 Pequot Avenue
           Southport, CT 06490



13F File Number:

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:    Thomas S. Galvin
Title:   CFO
Phone:   (203) 254-0091

Signature, Place, and Date of Signing:

  Thomas S. Galvin  Southport, CT  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:



I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934.
<PAGE>

Report Summary:

Number of Other Included Managers:            0

Form 13F Information Table Entry Total:     157

Form 13F Information Table Value Total:       584,751,539



List of Other Included Managers:



<PAGE>
<TABLE>                        <C>                                            <C>
                                                                  FORM 13F INFORMATION TABLE
                                                           VALUE   SHARES/  SH/ PUT/ INVSTMT    OTHER          VOTING AUTHORITY
        NAME OF ISSUER         TITLE OF CLASS     CUSIP   (x$1000) PRN AMT  PRN CALL DSCRETN   MANAGERS     SOLE    SHARED    NONE
- - ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------

3DX TECHNOLOGIES INC.          CS               88554G109       62    90237 SH       SOLE                    90237
ACE LTD USD COM                CS               G0070K103     1089    64308 SH       SOLE                    64308
ADAPTEC INC COM                CS               00651F108     5342   134600 SH       SOLE                   134600
ADCT OCT 45 PUT                OP               0008860VI       94    26500 SH       SOLE                    26500
AMERICAN EXPRESS COMPANY       CS               025816109      272     2018 SH       SOLE                     2018
AMERICAN INTERNATIONAL GROUP I CS               026874107      351     4032 SH       SOLE                     4032
AMERICAN MANAGEMENT SYSTEMS IN CS               027352103     8908   347200 SH       SOLE                   347200
AMFM INC                       CS               001693100      911    15000 SH       SOLE                    15000
APACHE CORP COM                CS               037411105    13367   309500 SH       SOLE                   309500
APPLE COMPUTER INC COM         CS               037833100     1431    22600 SH       SOLE                    22600
AW OCT 15 PUT                  OP               019589JVC      169    50000 SH       SOLE                    50000
BAKER HUGHES INC COM           CS               057224107     1212    41800 SH       SOLE                    41800
BELLWETHER EXPLORATION CO      CS               079895207     1673   267700 SH       SOLE                   267700
BERKLEY PETROLEUM CORP         CS               543991103      538    53700 SH       SOLE                    53700
BJ SERVICE CO COM              CS               055482103      636    20000 SH       SOLE                    20000
BMCS OCT 70 PUT                OP               0559210VN       75    25000 SH       SOLE                    25000
BONUS RESOURCE SERVICES CORP   CS               09853K104      380   194500 SH       SOLE                   194500
BPA OCT 120 PUT                OP               055622JVD      337    35000 SH       SOLE                    35000
CA OCT 60 PUT                  OP               2049120VL       56    27000 SH       SOLE                    27000
CABLETRON SYS INC COM          CS               126920107    14541   926900 SH       SOLE                   926900
CAL PUT OCT 35                 OP               2107959VG       78    31000 SH       SOLE                    31000
CALL DVN OCT 25                OC               2517990JE      658    40000 SH       SOLE                    40000
CALL HAL OCT 35                OC               4062160JG       94    15000 SH       SOLE                    15000
CALL KMG OCT 30                OP               4923860JF      793    31500 SH       SOLE                    31500
CALL KMG OCT 35                OC               4923860JG      404    20000 SH       SOLE                    20000
CALL SII OCT 35                OC               8321100JG      344    55000 SH       SOLE                    55000
CANADIAN NATURAL RESOURCES LTD CS               136385101      234    10000 SH       SOLE                    10000
CAT OCT 60 PUT                 OP               1491230VL      171    30000 SH       SOLE                    30000
CBS INC                        CS               124845108    16521   357200 SH       SOLE                   357200
CERNER CORP COM                CS               156782104      236    15500 SH       SOLE                    15500
CHARTER ONE FINL INC COM       CS               160903100    12510   540960 SH       SOLE                   540960
CHIRON CORP COM                CS               170040109      853    30800 SH       SOLE                    30800
CITIGROUP                      CS               172967101     6239   141794 SH       SOLE                   141794
CLEAR CHANNEL COMMUNICATIONS I CS               184502102    11582   145000 SH       SOLE                   145000
COMPAQ COMPUTER CORP COM       CS               204493100     2127    93000 SH       SOLE                    93000
COOPER CAMERON CORP.           CS               216640102     3809   100900 SH       SOLE                   100900
CORE LABORATORIES              CS               N22717107     1853    98800 SH       SOLE                    98800
COST OCT 75 PUT                OP               22160Q0VO       74    17500 SH       SOLE                    17500
CRESCENT OPERATING INC         CS               22575M100     4217  1030130 SH       SOLE                  1030130
CRESCENT REAL ESTATE EQUITY'S  CS               225756105    25155  1397500 SH       SOLE                  1397500
CROSS TIMBER OIL CO            CS               22757102      1688   125000 SH       SOLE                   125000
DELL COMPUTER CORP COM         CS               247025109    28508   681800 SH       SOLE                   681800
DEVON ENERGY CORP NEW          CS               25179M103     9601   231700 SH       SOLE                   231700
DO OCT 40 PUT                  OP               25271C0VH      861   132500 SH       SOLE                   132500
DOW CHEMICAL                   CS               260543103      256     2250 SH       SOLE                     2250
ENRON                          CS               293561106     3724    90700 SH       SOLE                    90700
ENSCO INTERNATIONAL INC        CS               26874Q100     2218   122800 SH       SOLE                   122800
EXTREME NETWORKS INC           CS               30226D106      412     6500 SH       SOLE                     6500
FOREST LABS INC COM            CS               345838106     9112   216300 SH       SOLE                   216300
FRESH CHOICE INC COM           CS               358032100       23    11700 SH       SOLE                    11700
FUGRO NV                       CS               9900038C2     1246    37400 SH       SOLE                    37400
GEMSTAR INTLGROUP              CS               G3788V106    19305   247100 SH       SOLE                   247100
GIC OCT 50 PUT                 OP               3701200VJ       69    25000 SH       SOLE                    25000
GILEAD SCIENCES INC COM        CS               375558103      257     4000 SH       SOLE                     4000
GLBL CALL OCT 7.5              OC               3793360JU       50    50000 SH       SOLE                    50000
GLOBAL INDS LTD COM            CS               379336100     1668   205300 SH       SOLE                   205300
GLOBAL MARINE INC.             CS               379352404     3421   208100 SH       SOLE                   208100
GM OCT 70 PUT                  OP               3704420VN      114    16000 SH       SOLE                    16000
GOTO.COM INC                   CS               38348T107      261     5000 SH       SOLE                     5000
GPS OCT 40 PUT                 OP               3647600VH      139    17500 SH       SOLE                    17500
GTW PUT NOV 50                 OP               367833EWJ      223    30000 SH       SOLE                    30000
HDI OCT 55 PUT                 OP               4128220VK      176    33500 SH       SOLE                    33500
HEWLETT PACKARD CO  USD1 COM   CS               428236103     1361    15000 SH       SOLE                    15000
HYPERION TELECOM INC           CS               44914K306      496    20000 SH       SOLE                    20000
IBI OCT 40 PUT                 OP               4611560VH       99    48000 SH       SOLE                    48000
INFORMIX CORP COM              CS               456779107      937   118000 SH       SOLE                   118000
INPUT OUTPUT INC.              CS               457652105      652    98400 SH       SOLE                    98400
INSO CORPORATION               CS               456783109    12266  1533300 SH       SOLE                  1533300
INTEGRATED DEVICE TECHNOLOGY I CS               458118106     5252   283900 SH       SOLE                   283900
INTEL CORP COM                 CS               458140100    10136   136400 SH       SOLE                   136400
IRI INTERNATIONAL              CS               45004F107     3022   644700 SH       SOLE                   644700
JOHNSON & JOHNSON COM          CS               478160104     1075    11700 SH       SOLE                    11700
JONES APPAREL GROUP            CS               480074103    14605   508000 SH       SOLE                   508000
JPM OCT 130 PUT                OP               6168800VF      271    17000 SH       SOLE                    17000
KEY ENERGY GROUP INC           CS               492914106     1248   252700 SH       SOLE                   252700
KMG OCT 60 PUT                 OP               4923860VL      363    70000 SH       SOLE                    70000
KN ENERGY INC.                 CS               482620101     2181    97200 SH       SOLE                    97200
LAM RESH CORP COM              CS               512807108      470     7700 SH       SOLE                     7700
LIN OCT 40 PUT                 OP               5356790VH      239    37500 SH       SOLE                    37500
LSI LOGIC CORP COM             CS               502161102      608    11700 SH       SOLE                    11700
LUCENT TECHNOLOGIES            CS               549463107     7386   113850 SH       SOLE                   113850
MACROVISION CORP               CS               555904101      355     8000 SH       SOLE                     8000
MAGELLAN HEALTH SERVICES, INC. CS               559079108      366    50000 SH       SOLE                    50000
MATTEL INC COM                 CS               577081102      346    18192 SH       SOLE                    18192
MAVERICK TUBE CORP             CS               577914104     1127    67800 SH       SOLE                    67800
MCDERMOTT INTERNATIONAL INC    CS               580037109     1908    94200 SH       SOLE                    94200
MICROSOFT CORP COM             CS               594918104    41106   453900 SH       SOLE                   453900
MOB PUT OCT 105                OP               6070590VA       67    14000 SH       SOLE                    14000
MRL OCT 20 PUT                 OP               568240OVD      293    70000 SH       SOLE                    70000
MU OCT 85 PUT                  OP               5951120VQ      333    17500 SH       SOLE                    17500
MWD OCT 95 PUT                 OP               617446JVS      100    14000 SH       SOLE                    14000
NABORS INDUSTRIES, INC.        CS               629568106    20990   839600 SH       SOLE                   839600
NATIONAL SEMICONDUCT OR CORP U CS               637640103     8634   282500 SH       SOLE                   282500
NEWPARK RESOURCES              CS               651718504      380    49000 SH       SOLE                    49000
NOBLE DRILLING CORP            CS               655042109    15649   715400 SH       SOLE                   715400
NORTEL NETWORKS CORP           CS               665815106      872    17090 SH       SOLE                    17090
NTL INC                        CS               629407107    26124   271864 SH       SOLE                   271864
NUEVO ENERGY                   CS               670509108     5734   332400 SH       SOLE                   332400
OCEAN ENERGY                   CS               67481E106    18825  1847856 SH       SOLE                  1847856
PARKER DRILLING CO             CS               701081101      666   150000 SH       SOLE                   150000
PATTERSON ENERGY INC           CS               703414102     1148    75600 SH       SOLE                    75600
PDE OCT 17.5 PUT               OP               741932EVW       50    15000 SH       SOLE                    15000
PDE OCT 7 1/2 CALL             OC               741932EJU     1013   150000 SH       SOLE                   150000
PEOPLES HERITAGE SVGS BK PORTL CS               711147108     5435   326900 SH       SOLE                   326900
PER-SE TECHNOLOGIES            CS               713569200       43    12400 SH       SOLE                    12400
PETROLEUM GEO SVCS SPON ADR    CS               716597109     2234   117200 SH       SOLE                   117200
PGO PUT OCT 20                 OP               716597EVD       65    45000 SH       SOLE                    45000
PRIDE PETROLEUM SERVICES       CS               741541106    12289   866200 SH       SOLE                   866200
PRUDENTIAL STEEL LTD CANADIAN  CS               9910009U6      506    55000 SH       SOLE                    55000
PTEN NOV 7 CALL                OC               7034140KU      508    65000 SH       SOLE                    65000
PUT CXIPY OCT 55               OP               1923840VK       73    10000 SH       SOLE                    10000
PUT HWP OCT 105                OP               4282360VA      150    11500 SH       SOLE                    11500
PUT MER OCT 75                 OP               5901880VO      197    24000 SH       SOLE                    24000
PUT PGO OCT 22.5               OP               716597EVX       71    20000 SH       SOLE                    20000
PUT PTEN OCT 17.5              OP               7034140VW      202    85000 SH       SOLE                    85000
R & B FALCON CORP.             CS               7491ZE101    35572  2710248 SH       SOLE                  2710248
RAMSAY YOUTH SERVICES          CS               75158K107      110    33333 SH       SOLE                    33333
RANGE RESOURCES CORP           CS               75281A109     2117   428800 SH       SOLE                   428800
REMEDY CORP                    CS               759548100     2715    95700 SH       SOLE                    95700
SANTA FE SNYDER                CS               80218K105      763    84800 SH       SOLE                    84800
SCH PUT OCT 35                 OP               8085130VG      144    55000 SH       SOLE                    55000
SILICON GRAPHICS INC COM       CS               827056102      219    20000 SH       SOLE                    20000
SKYTEL COMMUNICATIONS, INC.    CS               83087Q104      229    12500 SH       SOLE                    12500
SLB PUT NOV 70                 OP               8068570WN      280    32500 SH       SOLE                    32500
SPINNAKER EXPLORATION          CS               84855W109      650    50000 SH       SOLE                    50000
SPLS OCT 25 PUT                OP               8550300VE      143    45000 SH       SOLE                    45000
SS & C TECHNOLGIES, INC.       CS               85227Q100      100    18200 SH       SOLE                    18200
STOLT COMEX SEAWAY S.A. CLASS  CS               861567105     1135   104400 SH       SOLE                   104400
STOLT COMEX SEAWAY SA          CS               L8873E103      658    58200 SH       SOLE                    58200
SWIFT ENERGY                   CS               870738101      742    58800 SH       SOLE                    58800
SXY PUT OCT 1325               OP               648815MVE     1086    25000 SH       SOLE                    25000
T CORP LIBERTY MEDIA GROUP     CS               001957208    19003   509300 SH       SOLE                   509300
T OCT 50 PUT                   OP               0019570VJ      228    35000 SH       SOLE                    35000
TDW CALL OCT 25                OC               8864230JE       98    62500 SH       SOLE                    62500
TEXAS MERIDIAN RESOURCES LTD   CS               882545106       93    19548 SH       SOLE                    19548
TITAN EXPLORATION INC          CS               888289105     1234   250000 SH       SOLE                   250000
TJX COS INC NEW COM            CS               872540109     3617   128900 SH       SOLE                   128900
TRANS OCEAN OFFSHORE           CS               893817106     3157   103100 SH       SOLE                   103100
TUBOSCOPE INC                  CS               898600101     2359   189700 SH       SOLE                   189700
TV GUIDE INC                   CS               87307Q109     1096    28000 SH       SOLE                    28000
TYCO INTERNATIONAL LTD         CS               902124106      775     7505 SH       SOLE                     7505
UNION PACIFIC RESOURCE GROUP   CS               907834105    20548  1264493 SH       SOLE                  1264493
UNIT CORP                      CS               909218109     2269   300000 SH       SOLE                   300000
UNITED GLOBAL COM              CS               913247508      716    10000 SH       SOLE                    10000
USA NETWORKS INC               CS               902984103     7510   193800 SH       SOLE                   193800
UTI ENERGY CORP                CS               903387108      311    16000 SH       SOLE                    16000
UTI OCT 22.5 PUT               OP               9033870VX       96    31000 SH       SOLE                    31000
VERITAS DGC INC                CS               253804306     1530    79500 SH       SOLE                    79500
VINTAGE PETROLEUM INC          CS               927460105     1619   119900 SH       SOLE                   119900
VIVUS INC                      CS               928551100       47    16600 SH       SOLE                    16600
WASHINGTON FED INC.            CS               938828100      429    18519 SH       SOLE                    18519
WEATHERFORD INTERNATIONAL INC  CS               947074100    11030   344700 SH       SOLE                   344700
WEN OCT 30 PUT                 OP               9505900VF      124    32500 SH       SOLE                    32500
WESTERN DIGITAL CORP COM       CS               958102105      176    47800 SH       SOLE                    47800
WESTERN GAS RESOURCES INC.     CS               958259103      772    41300 SH       SOLE                    41300
WFMI OCT 35 PUT                OP               9668370VG      113    40000 SH       SOLE                    40000
WILLIAMS COMPANIES             CS               969457100     5888   156500 SH       SOLE                   156500
</TABLE>


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