<PAGE>
-----------------------------
OMB APPROVAL
-----------------------------
OMB Number: 3235-0006
Expires: February 28, 1997
Estimated average burden
hours per response...24.60
-----------------------------
-------------------------
SEC USE ONLY
-------------------------
-------------------------
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13-F
INFORMATION REQUIRED OF INSTITUTIONAL INVESTMENT MANAGERS PURSUANT
TO SECTION 13(f) OF THE SECURITIES EXCHANGE ACT OF 1934 AND RULES THEREUNDER
Report for the Calendar Quarter Ended March 31 199
----------------------, -----
- --------------------------------------------------------------------------------
(Please read instructions before preparing form.)
- --------------------------------------------------------------------------------
If amended report check here: [ ]
Baldwin Brothers, Inc.
- -------------------------------------------------------------------------------
Name of Institutional Manager:
3 Barnabas Road Marion MA 02738
- -------------------------------------------------------------------------------
Business Address: (Street) (City) (State) (Zip)
Michael Baldwin, 508-748-0800, President Badwin Brothers, Inc.
- -------------------------------------------------------------------------------
Name, Phone No. and Title of Person Duly Authorized to Submit Report:
ATTENTION
- ----------------------------------- ------------------------------------
Intentional misstatements or omissions of facts constitute Federal Criminal
Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
- --------------------------------------------------------------------------------
The institutional investment manager submitting this Form and its
attachments and the person by whom it is signed represent hereby that all the
information contained therein is true, correct and complete. It is understood
that all the required items, statements and schedules are considered integral
parts of this Form and that the submission of any amendment represents that all
unamended items, statements and schedules remain true, correct and complete as
previously submitted.
Pursuant to the requirements of Securities Exchange Act of 1934, the
undersigned institutional investment manager has caused this report to be signed
on his behalf in the City of Marion and State of Massachusetts on the sixth day
of May, 1999.
Baldwin Brothers, Inc. (28-5814)
-------------------------------------
Name of Institutional Manager:
/s/ Michael Baldwin
-------------------------------------
(Manual Signature of person Duly
Authorized to Submit This Report)
Name and 13F file numbers of all Institutional Investment Managers and respect
to which this schedule is filed (other than the one filing this report): (List
in aphabetical oder).
13F File Number will be assigned to Institutional Investment Manager after they
file their first report.
Name: 13F File No.: Name: 13F File No.:
- ---------------------------- ------------- ------------------- -------------
1. Michael Baldwin 28-5818 6. Ellen O. Stone 28-7204
- ---------------------------- ------------- ------------------- -------------
2. David A. Barrett 28-6352 7.
- ---------------------------- ------------- ------------------- -------------
3. Andrew M. Wallerstein 28-5816 8.
- ---------------------------- ------------- ------------------- -------------
4. J. Michael Costello 28-6868 9.
- ---------------------------- ------------- ------------------- -------------
5. Malcolm G. Chace, Jr. 28-6870 10.
- ---------------------------- ------------- ------------------- -------------
<PAGE>
Baldwin Brothers, Inc.
FORM 13F
Baldwin Brothers Inc
March 31, 1999
<TABLE>
<CAPTION>
Voting Authority
----------------------
Title of Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer class CUSIP (x$1000) Prn Amt Prn Call Dscretn Managers Sole Shared None
- ------------------------------ -------- ----------- -------- ------- --- ---- ------- -------- ---- ------ -------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Alza Corp sub Deb Conv CONV 022615ad0 46 40,000 SH Sole 40,000
Hilton Hotels Conv. Sub Notes CONV 432848al3 202 215,000 SH Sole 215,000
OHM Corp Sub Deb Conv Cv CONV 670839aa7 23 25,000 SH Sole 25,000
U.S. Filter Conv Sub Notes CONV 911843af7 588 600,000 SH Sole 600,000
Avista Corp $12.40 Ser L Conv PFD CV 05379b503 308 18,000 SH Sole 18,000
Media One Group Pfd Conv Ser D PFD CV 58440j203 851 6,616 SH Sole 6,616
AT Cross CL A COM 227478104 668 91,300 SH Sole 4 300 91,000
AT&T Corp COM 001957109 2,819 35,316 SH Sole 35,316
Abbott Labs COM 002824100 6,936 148,161 SH Sole 148,161
Access Solutions COM 004317103 76 757,212 SH Sole 4 757212 0
Aegon NV Amer Reg COM 007924103 2,000 22,258 SH Sole 22,258
Air Products & Chemicals COM 009158106 801 23,400 SH Sole 23,400
Airgas Inc COM 009363102 163 19,500 SH Sole 2 5000 14,500
Albertson's Inc COM 013104104 343 6,300 SH Sole 6,300
Alcoa Inc COM 013817101 824 20,000 SH Sole 20,000
Allied Signal Inc COM 019512102 1,404 28,550 SH Sole 28,550
Ambase Corp. COM 023164106 55 25,000 SH Sole 25,000
America OnLine Inc Del COM 02364J104 649 4,415 SH Sole 4,415
American Express Co COM 025816109 695 5,900 SH Sole 5,900
American Home Prods Corp COM 026609107 5,296 81,170 SH Sole 81,170
American Int'l Group COM 026874107 12,727 105,507 SH Sole 5 1050 104,457
Amgen COM 031162100 577 7,700 SH Sole 7,700
Analog Devices COM 032654105 346 11,616 SH Sole 11,616
Anheuser Busch Cos Inc COM 035229103 215 2,825 SH Sole 2,825
Applied Extrusion Tech COM 038196101 49 10,000 SH Sole 2 5000 5,000
Asarco Inc COM 043413103 525 38,000 SH Sole 38,000
Atlantic Richfield Co COM 048825103 782 10,700 SH Sole 10,700
Automatic Data Processing COM 053015103 680 16,447 SH Sole 16,447
Avery Dennison COM 053611109 348 6,050 SH Sole 6,050
BP Amoco Pls Spons ADR COM 055622104 2,219 21,968 SH Sole 21,968
Baker Hughes Inc. COM 057224107 280 11,500 SH Sole 11,500
Banc One Corp Ohio COM 06423a103 1,128 20,486 SH Sole 20,486
Bank New York Inc COM 064057102 696 19,375 SH Sole 19,375
Bank Rhode Island COM 064576101 548 52,825 SH Sole 1,2 & 3 300 52,525
Bank of America Corp COM 06605f102 1,519 21,509 SH Sole 2 200 21,309
BankBoston Corp COM 060716107 8,285 191,289 SH Sole 2 4200 187,089
Becton Dickinson COM 075887109 218 5,700 SH Sole 5,700
Bell Atlantic Corp COM 077853109 1,887 36,510 SH Sole 2 200 36,310
Bellsouth Corp COM 079860102 2,045 51,054 SH Sole 51,054
Belo Series A COM 080555105 370 20,300 SH Sole 20,300
Berkshire Hathaway Cl B COM 084670207 806 343 SH Sole 343
Berkshire Hathaway Inc COM 084670108 5,426 76 SH Sole 76
Boeing Company COM 097023105 317 9,315 SH Sole 9,315
Boston Scientific Corp COM 101137107 10,150 249,840 SH Sole 2 2000 247,840
Bristol Myers Squibb Co COM 110122108 4,320 67,372 SH Sole 67,372
CBS Corp COM 12490K107 402 9,850 SH Sole 9,850
CVS Corp COM 126650100 1,508 31,750 SH Sole 31,750
Cabot Industrial Trust COM 127072106 598 31,675 SH Sole 31,675
Campbell Soup Co COM 134429109 742 18,225 SH Sole 18,225
Capital One Financial COM 14040H105 1,196 7,920 SH Sole 7,920
</TABLE>
2
<PAGE>
Baldwin Brothers, Inc.
FORM 13F
Baldwin Brothers Inc
March 31, 1999
<TABLE>
<CAPTION>
Voting Authority
-----------------------
Title of Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer class CUSIP (x$1000) Prn Amt Prn Call Dscretn Managers Sole Shared None
- ------------------------------ -------- ----------- -------- ------- --- ---- ------- -------- ---- ------ --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
CareMatrix Corp COM 141706101 399 21,000 SH Sole 21,000
Carnival Corp COM 143658102 243 5,000 SH Sole 5,000
Carolina Pwr & Lt Co COM 144141108 416 10,999 SH Sole 10,999
Cendant Corp COM 151313103 757 47,500 SH Sole 2 5000 42,500
Chase Manhattan Corp COM 16161A108 1,453 17,860 SH Sole 17,860
Chevron Corp COM 166751107 1,017 11,455 SH Sole 11,455
Chubb Corp COM 171232101 908 15,500 SH Sole 2 200 15,300
Cincinnati Financial Corp COM 172062101 247 6,771 SH Sole 6,771
Circuit City Stores Inc COM 172737108 1,073 14,000 SH Sole 14,000
Cisco Systems Inc COM 17275R102 16,275 148,548 SH Sole 148,548
Citigroup Inc COM 172967101 622 9,732 SH Sole 9,732
Coca Cola Co COM 191216100 9,062 147,651 SH Sole 2 3000 144,651
Colgate Palmolive Co COM 194162103 1,278 13,888 SH Sole 13,888
Compaq Computer COM 204493100 5,111 161,277 SH Sole 161,277
Computer Sciences COM 205363104 221 4,000 SH Sole 4,000
Corning Inc COM 219350105 795 13,250 SH Sole 13,250
Corporate Office Pptys Tr COM 22002t108 71 11,000 SH Sole 11,000
Costco Companies Inc COM 22160Q102 206 2,250 SH Sole 2,250
DLJ High Yield Bond Fund COM 23322y108 704 79,341 SH Sole 2 1200 78,141
Disney Walt Company COM 254687106 952 30,595 SH Sole 30,595
Dover Corp COM 260003108 391 11,900 SH Sole 11,900
Dow Chemical Corp COM 260543103 470 5,040 SH Sole 5,040
Du Pont E I De Nemours Co COM 263534109 660 11,375 SH Sole 11,375
Duke Energy Co. COM 264399106 636 11,595 SH Sole 11,595
Duke Realty Investmts Inc COM 264411505 499 23,200 SH Sole 23,200
E M C Corp MA COM 268648102 869 6,801 SH Sole 6,801
Eaton Corp COM 278058102 505 7,057 SH Sole 7,057
El Paso Energy Corp Del COM 283695872 3,501 107,100 SH Sole 107,100
Electronic Data Systems Corp COM 285661104 391 8,040 SH Sole 8,040
Emerson Elec Co COM 291011104 840 15,873 SH Sole 15,873
Enron Corp COM 293561106 5,647 87,897 SH Sole 87,897
Equity Residential Property Tr COM 29476l859 221 10,000 SH Sole 10,000
Ericson Lm Tel Sek10B ADR COM 294821400 3,575 150,118 SH Sole 150,118
Exxon Corp COM 302290101 10,341 146,551 SH Sole 146,551
Family Ventures III Part COM 999027816 25 21,250 SH Sole 21,250
Fannie Mae COM 313586109 3,517 50,785 SH Sole 50,785
First Data Corporation COM 319963104 4,406 103,060 SH Sole 2 2500 100,560
First Union Corp COM 337358105 393 7,363 SH Sole 7,363
Fleet Finl Grp Inc COM 338915101 8,008 212,836 SH Sole 4 426 212,836
Fore System Inc. COM 345449102 392 20,720 SH Sole 4 125 20,720
Foxborough Svgs Bank COM 351644109 756 14,000 SH Sole 2 4000 10,000
Freddie Mac COM 313400301 301 5,245 SH Sole 5,245
GTE Corp COM 362320103 2,507 41,432 SH Sole 41,432
Gannett Inc Del COM 364730101 996 15,805 SH Sole 15,805
General Electric Company COM 369604103 27,618 249,655 SH Sole 5 800 248,855
Gillette Co COM 375766102 3,052 51,341 SH Sole 51,341
Glaxo Wellcome plc ADR COM 37733W105 489 7,300 SH Sole 7,300
Glenborough Realty Trust COM 37803P105 1,258 74,001 SH Sole 74,001
Halliburton Co COM 406216101 1,651 42,875 SH Sole 42,875
Hancock J Ptrot Pfd D Fund COM 41013J107 890 73,750 SH Sole 73,750
</TABLE>
3
<PAGE>
Baldwin Brothers, Inc.
FORM 13F
Baldwin Brothers Inc
March 31, 1999
<TABLE>
<CAPTION>
Voting Authority
-----------------------
Title of Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer class CUSIP (x$1000) Prn Amt Prn Call Dscretn Managers Sole Shared None
- ------------------------------ -------- ----------- -------- ------- --- ---- ------- -------- ---- ------ --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Harken Energy COM 412552101 99 60,950 SH Sole 2 10000 50,950
Hershey Foods Corp COM 427866108 336 6,000 SH Sole 6,000
Hewlett Packard Co COM 428236103 2,793 41,188 SH Sole 41,188
Home Depot Inc COM 437076102 5,646 90,701 SH Sole 90,701
Household Intl COM 441815107 254 5,565 SH Sole 5,565
Il International Inc Escrow COM 449658996 21 1,033,676 SH Sole 2 492373 541,303
Innkeepers USA Trust COM 4576J0104 98 10,500 SH Sole 10,500
Int'l Business Machines COM 459200101 3,023 17,057 SH Sole 17,057
Integra, Inc. COM 45811m105 77 58,400 SH Sole 2 24200 34,200
Intel Corp COM 458140100 18,023 151,611 SH Sole 5 800 150,811
Interface Inc CL A COM 458665106 113 11,700 SH Sole 11,700
J P Morgan & Co Inc COM 616880100 253 2,048 SH Sole 2,048
Johnson & Johnson COM 478160104 4,152 44,406 SH Sole 44,406
Kimberly-Clark COM 494368103 1,328 27,704 SH Sole 4 277 27,427
Korea Fund COM 500634100 103 10,000 SH Sole 10,000
Lilly Eli & Co COM 532457108 2,843 33,495 SH Sole 33,495
Lucent Technologies COM 549463107 3,809 35,270 SH Sole 35,270
MCI WorldCom COM 55268b106 6,386 72,104 SH Sole 2 500 71,604
Mattell Inc COM 577081102 312 12,498 SH Sole 12,498
Maxim Integrated Products COM 57772k101 28,358 523,940 SH Sole 523,940
McDonald's Corp COM 580135101 1,731 38,208 SH Sole 38,208
McKesson HBOC Inc COM 58155q103 6,983 105,810 SH Sole 105,810
Medford Bancorp COM 584303101 1,961 122,558 SH Sole 2 6448 116,110
MediaOne Group Inc COM 58440j104 1,145 18,055 SH Sole 18,055
Mediscience COM 585901101 50 198,000 SH Sole 198,000
Medtronic COM 585055106 8,856 123,211 SH Sole 123,211
Mellon Bank COM 585509102 387 5,500 SH Sole 5,500
Merck & Co COM 589331107 13,893 173,396 SH Sole 173,396
Mercury Genl Corp COM 589400100 419 12,000 SH Sole 12,000
MicroTel Intl Inc New (restric COM 59514K209 54 82,067 SH Sole 1 & 3 21011 61,056
Microsoft Corp Wash COM 594918104 4,652 51,904 SH Sole 51,904
Miller Inds COM 600551105 1,050 221,000 SH Sole 221,000
Minnesota Mng & Mfg Co COM 604059105 1,012 14,310 SH Sole 14,310
Mobil Corp COM 607059102 1,074 12,200 SH Sole 12,200
Monsanto Company COM 611662107 721 15,700 SH Sole 15,700
Morgan Stanley Dean Witter Dis COM 617446448 640 6,408 SH Sole 6,408
Morton International Inc COM 619335102 823 22,400 SH Sole 22,400
Motorola COM 620076109 1,751 23,900 SH Sole 23,900
Murray United Development COM 627189103 3 100,000 SH Sole 100,000
National City Corp COM 635405103 2,828 42,600 SH Sole 42,600
Nichols Resh Corp COM 653818104 378 20,000 SH Sole 20,000
Norfolk Southern Corp COM 655844108 335 12,700 SH Sole 12,700
Oak Inds COM 671400505 4,445 140,000 SH Sole 140,000
Office Depot COM 676220106 348 9,284 SH Sole 2 882 8,402
Optika COM 683973101 124 31,450 SH Sole 2 5000 26,450
Oracle Sys Corp COM 68389X105 6,122 232,099 SH Sole 2 1250 230,849
PNC Bank COM 693475105 4,209 75,750 SH Sole 75,750
PPG Industries COM 693506107 504 9,842 SH Sole 9,842
Parametric Technology COM 699173100 270 13,650 SH Sole 13,650
Pepsico Inc COM 713448108 3,086 78,758 SH Sole 4 200 78,758
</TABLE>
4
<PAGE>
Baldwin Brothers, Inc.
FORM 13F
Baldwin Brothers Inc
March 31, 1999
<TABLE>
<CAPTION>
Voting Authority
-----------------------
Title of Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer class CUSIP (x$1000) Prn Amt Prn Call Dscretn Managers Sole Shared None
- ------------------------------ -------- ----------- -------- ------- --- ---- ------- -------- ---- ------ --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Pfizer Inc COM 717081103 3,359 24,209 SH Sole 24,209
Philip Morris Cos COM 718154107 1,639 46,565 SH Sole 2 1500 45,065
Procter & Gamble Co COM 742718109 8,431 86,082 SH Sole 86,082
Protein Design Labs COM 74369L103 584 38,775 SH Sole 2 1500 37,275
Providian Corp COM 744061102 5,605 50,951 SH Sole 50,951
QUALCOMM COM 747525103 14,190 114,090 SH Sole 4 450 114,090
Quintiles Transnational Corp COM 748767100 803 21,273 SH Sole 21,273
Raytheon Co New CL B COM 755111408 868 14,800 SH Sole 14,800
Roper Industries Inc COM 776696106 270 11,320 SH Sole 11,320
Royal Dutch Pete NLG 1.25 COM 780257705 4,896 94,148 SH Sole 94,148
SBC Communications Inc PV$1 COM 78387G103 1,040 22,039 SH Sole 22,039
Sara Lee Corp COM 803111103 748 30,210 SH Sole 30,210
Schering Plough Corp COM 806605101 372 6,735 SH Sole 6,735
Schlumberger COM 806857108 1,171 19,450 SH Sole 19,450
Seacoast Financial Svcs Corp COM 81170q106 607 61,500 SH Sole 2 1500 60,000
Servicemaster Co. COM 81760N109 935 46,036 SH Sole 46,036
Sherwin Williams Co COM 824348106 2,871 102,075 SH Sole 4 100 102,075
Smithkline Beecham ADS COM 832378301 777 10,873 SH Sole 10,873
St. Joe Co COM 790148100 349 14,400 SH Sole 14,400
Staples COM 855030102 1,430 43,492 SH Sole 43,492
State Street Corp COM 857477103 297 3,605 SH Sole 3,605
Steel Dynamics COM 858119100 504 30,400 SH Sole 30,400
Sun Microsystem Inc COM 866810104 3,930 31,425 SH Sole 31,425
Sunstone Hotel Investors COM 867933103 90 12,500 SH Sole 12,500
Supertex COM 868532102 882 84,000 SH Sole 84,000
Sybron Intl corp Wisc COM 87114F106 471 18,850 SH Sole 18,850
Teco Energy Inc COM 872375100 1,089 54,800 SH Sole 54,800
Teleflex Inc. COM 879369106 218 6,400 SH Sole 6,400
Thermo Electron Corp COM 883556102 791 58,346 SH Sole 6 100 58,246
Time Warner Inc COM 887315109 460 6,500 SH Sole 6,500
Transwitch Corp COM 894065101 391 8,650 SH Sole 4 400 8,250
Tyco International Limited COM 902124106 544 7,581 SH Sole 7,581
U S West Inc COM 91273h101 972 17,646 SH Sole 17,646
Unum Corp COM 903192102 7,924 166,595 SH Sole 2 1500 165,095
Wachovia Corp COM 929771103 208 2,556 SH Sole 2,556
Wal Mart Stores Inc COM 931142103 661 7,167 SH Sole 7,167
Walgreen Company COM 931422109 785 27,800 SH Sole 27,800
Warner Lambert Co COM 934488107 296 4,468 SH Sole 4,468
Washington Mutual Inc COM 939322103 327 8,012 SH Sole 8,012
Waste Management Inc New COM 94106l109 322 7,250 SH Sole 7,250
Wells Fargo & Company COM 949740101 243 6,941 SH Sole 6,941
Whirlpool Corp COM 963320106 326 6,000 SH Sole 6,000
Williams Companies COM 969457100 602 15,250 SH Sole 15,250
Wisconsin Energy Corp COM 976657106 1,114 42,750 SH Sole 42,750
Xerox Corp COM 984121103 843 16,166 SH Sole 16,166
Alliance Cap Mgt LP MLP 018548107 3,918 154,800 SH Sole 2 4000 150,800
Amerigas Partners LP MLP 030975106 304 15,250 SH Sole 15,250
Buckeye Partners L P MLP 118230101 2,029 74,454 SH Sole 2 400 74,054
Cedar Fair L P MLP 150185106 219 8,699 SH Sole 8,699
Crown Pacific Partners L.P. MLP 228439105 955 45,600 SH Sole 45,600
</TABLE>
5
<PAGE>
Baldwin Brothers, Inc.
FORM 13F
Baldwin Brothers Inc
March 31, 1999
<TABLE>
<CAPTION>
Voting Authority
-----------------------
Title of Value Shares/ Sh/ Put/ Invstmt Other
Name of Issuer class CUSIP (x$1000) Prn Amt Prn Call Dscretn Managers Sole Shared None
- ------------------------------ -------- ----------- -------- ------- --- ---- ------- -------- ---- ------ --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Kinder Morgan Energy Partners, MLP 494550106 5,899 170,362 SH Sole 2 500 169,862
Lakehead Pipeline PS L P MLP 511557100 1,715 38,100 SH Sole 38,100
Leviathan Gas Partners L P MLP 527367205 3,515 154,929 SH Sole 2 800 154,129
Northern Border Partners L P MLP 664785102 3,551 116,200 SH Sole 2 500 115,700
PIMCO Advisors Cl A LP MLP 69338p102 798 25,386 SH Sole 2 500 24,886
Teppco Partners L P MLP 872384102 3,852 152,550 SH Sole 2 800 151,750
Dordtsche Petrol .65NLG Ord FORGN n27145189 233 5,058 SH Sole 5,058
Koninklijke Philips El NY Shrs FORGN 500472105 5,229 63,435 SH Sole 4 200 63,435
Novartis ADR FORGN 66987v109 4,675 57,646 SH Sole 57,646
Shire Pharmaceuticals Grp adr FORGN 82481r106 1,962 86,000 SH Sole 86,000
YPF Sociedad Anonima FORGN 984245100 253 8,000 SH Sole 8,000
REPORT SUMMARY 211 DATA RECORDS 488,680 0 OTHER MANAGERS ON WHOSE BEHALF REPORT IS FILED
</TABLE>
6