Pittway Corp Watch

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Mario J. Gabelli 2/03/00 3,600- 45.5000 Gamco Investors, Inc. 2/03/00 10,000- 45.5000 2/03/00 10,000- 45.3750 2/03/00 518,166- 45.5000 1/28/00 1,800- 45.3125 1/27/00 800- 45.3125 1/21/00 2,500- 45.3125 1/19/00 10,000 45.2281 1/19/00 2,400- 45.1875 1/14/00 1,200- 45.1875 1/13/00 4,500- 44.8125 1/12/00 5,000- 44.7500 Gabelli Associates Ltd 2/03/00 70,000- 45.5000 1/24/00 15,000 45.3125 1/19/00 30,000 45.2188 1/18/00 15,000 45.1875 1/14/00 10,000 45.1875 Gabelli Funds, LLC. the Gabelli Small Cap Growth Fund 2/03/00 130,000- 45.5000 the Gabelli Equity Trust,inc. 2/03/00 370,000- 45.5000 1/13/00 10,000- 44.8860 1/12/00 9,100- 44.7534 the Gabelli Asset Fund 2/03/00 291,000- 45.5000 (1) the Transactions on 2/03/00 Were in Connection With the Tender Offer Described in Item 5(a) of This Amendment to Schedule 13d. All Other Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Mario J. Gabelli 2/03/00 5,500- 45.5000 the Gabelli Performance Partnership 2/03/00 24,700- 45.5000 Gamco Investors, Inc. 2/03/00 2,072,836- 45.5000 2/03/00 160,000- 45.5000 1/31/00 2,400- 45.2500 1/28/00 5,900- 45.2500 1/27/00 1,000- 45.2500 1/27/00 800- 45.3125 1/26/00 1,124- 45.3125 1/25/00 2,500- 45.2500 1/24/00 2,500- 45.2500 1/21/00 3,450- 45.2500 1/20/00 4,500- 45.2500 1/20/00 200- 45.3120 1/19/00 30,000 45.2500 1/19/00 3,500- 45.2429 1/18/00 15,000 45.1875 1/14/00 2,500- *Do 1/14/00 8,000- 45.1875 1/13/00 7,554- 44.9097 1/12/00 21,878- 44.8125 1/12/00 6,000- 44.7500 Gabelli Associates Ltd 2/03/00 12,500- 45.5000 1/25/00 12,500 45.2500 Gabelli Associates Fund 2/03/00 167,500- 45.5000 1/25/00 10,500 45.2500 1/24/00 15,000 45.2500 1/21/00 30,000 45.2813 1/20/00 15,500 45.2344 1/19/00 49,500 45.2443 1/18/00 25,000 45.1875 1/14/00 22,000 45.2159 Gabelli Funds, LLC. the Gabelli Value Fund,inc. 2/03/00 200,000- 45.5000 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, LLC. the Gabelli Value Fund,inc. 1/12/00 20,000- 44.8235 the Gabelli Asset Fund 2/03/00 238,000- 45.5000 1/13/00 37,000- 44.8860 1/12/00 15,000- 44.8235 (1) the Transactions on 2/03/00 Were in Connection With the Tender Offer Described in Item 5(a) of This Amendment to Schedule 13d. All Other Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gamco Investors, Inc. 1/11/00 15,000- 44.8125 1/11/00 29,900- 44.7770 1/11/00 115,500- 44.7990 1/10/00 48,420- 44.7609 1/07/00 9,000- 44.7500 1/06/00 10,466- 44.7500 1/05/00 37,000 44.6875 1/05/00 14,200- 44.6250 1/05/00 35,000- 44.6875 1/04/00 800- 44.6250 1/03/00 500- 44.5625 12/30/99 2,835- 44.6815 12/30/99 4,000- 44.7500 12/28/99 1,900- 44.6250 12/27/99 4,000- 44.7500 12/23/99 3,600- *Do 12/23/99 12,000- 44.5000 12/22/99 17,000- 44.2853 12/22/99 21,000- 44.2500 12/21/99 2,500- 44.7500 12/20/99 56,700- 44.7470 12/20/99 15,000- 44.6642 12/20/99 31,800- 44.6250 12/20/99 1,500- *Do 12/15/99 5,300- 30.0967 12/13/99 498- 30.5000 12/13/99 2,000- 29.9531 Gabelli Funds, LLC. the Gabelli Value Fund,inc. 1/11/00 19,000- 44.7084 the Gabelli Equity Trust,inc. 12/29/99 22,000- 44.6303 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A the Gabelli Equity Trust,inc. 12/28/99 23,000- 44.5985 12/27/99 12,000- 44.6298 12/21/99 5,000- 44.5735 12/14/99 3,000- 30.1782 the Gabelli Asset Fund 1/06/00 8,500- 44.6985 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Gamco Investors, Inc. 1/11/00 7,500- 44.7708 1/11/00 19,000- 44.8125 1/11/00 7,000- 44.7500 1/10/00 10,400- 44.6875 1/07/00 300- 44.8125 1/06/00 2,100- 44.7500 Gabelli Funds, LLC. the Gabelli Small Cap Growth Fund 1/10/00 30,000- 44.6985 the Gabelli Equity Trust,inc. 1/11/00 10,900- 44.7593 the Gabelli Capital Asset Fund 1/06/00 25,000- 44.6510 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Gamco Investors, Inc. 1/05/00 600- 44.8125 12/27/99 3,000- 44.6875 12/22/99 5,000- 44.8750 12/21/99 1,100- *Do 12/20/99 6,500- 44.8125 11/05/99 400- *Do Gabelli Funds, LLC. the Gabelli Equity Trust,inc. 12/28/99 10,000- 44.8235 12/27/99 5,000- 44.8235 12/22/99 83,000- 44.8235 12/20/99 50,000 44.9875 12/20/99 12,000- 44.8485 12/20/99 100,000- 44.8235 12/20/99 50,000- 44.8860 12/14/99 2,000 29.3000 the Gabelli Capital Asset Fund 1/05/00 3,000- 44.7610 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, LLC the Gabelli Value Fund,inc. 6/04/99 1,600- 29.4490 Gamco Investors, Inc. 6/04/99 9,000- 29.4583 6/03/99 3,400- 28.9779 6/02/99 600- 29.5000 6/01/99 3,000- 27.7708 6/01/99 1,900- 27.1645 5/28/99 2,000- 28.2500 5/28/99 2,000- 28.0625 5/27/99 2,000- 26.7500 5/21/99 2,000- 25.2500 5/21/99 1,000 25.2500 5/21/99 2,000- 25.2500 5/20/99 3,000- 25.7458 5/19/99 4,000- 25.3281 5/19/99 2,000- 25.3125 5/05/99 5,000- 27.0000 4/27/99 500- 26.0000 4/27/99 3,500- 25.6429 4/26/99 456- 26.5000 4/22/99 5,000- *Do 4/20/99 500- 26.0625 4/08/99 1,000- 26.0000 4/07/99 13,000- *Do (1) Unless Otherwise Indicated, All Transactions Were Effected on the NYSE. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Equity Trust,inc. 6/05/98 9,500 78.6375 Gamco Investors, Inc. 6/23/98 300 72.4167 6/22/98 700 71.4286 7/10/98 500- 71.5000 7/10/98 35,000- *Do 7/09/98 3,000- 71.8750 7/08/98 4,000- 72.0000 7/08/98 1,500- 72.2500 7/06/98 150- 72.2500 6/30/98 500- 73.6000 6/30/98 1,500- 73.8750 6/30/98 1,000- 72.3750 6/30/98 300- 74.0000 6/29/98 200- 74.0000 6/26/98 500- 73.6250 6/25/98 150- 72.7500 6/23/98 500- 71.1250 6/22/98 2,933- 71.2904 6/19/98 600- 72.6250 6/18/98 200- 72.5000 6/17/98 400- 72.6250 6/15/98 4,100- *Do 6/12/98 600- 74.5000 6/11/98 900- 74.9375 6/09/98 100- 76.7500 5/28/98 900- 75.0000 5/27/98 100- 75.0000 5/26/98 1,500- 75.0000 5/18/98 250- 73.6250 5/12/98 100- 72.0000 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Equity Trust,inc. 12/03/97 16,000- 64.6978 11/28/97 2,000- 63.1979 11/26/97 6,000- 61.9479 11/14/97 4,000- 62.3229 11/10/97 2,000- 61.9479 11/03/97 3,300- 62.6979 10/31/97 2,000- 62.1979 10/08/97 35,200- 65.5728 10/07/97 1,800- 65.9756 Gamco Investors, Inc. 11/11/97 1,000 61.9625 11/10/97 100 61.3750 10/28/97 2,100 61.3571 Gamco Investors, Inc. 12/01/97 500- 64.1250 11/26/97 500- 63.0000 11/20/97 1,300- 60.6250 11/19/97 1,000- 60.5625 11/17/97 1,000- 62.0625 11/10/97 2,000 62.0000 10/24/97 1,000- 63.5000 10/23/97 1,000- 63.0000 10/22/97 756- 63.2983 10/20/97 450- 64.2083 10/17/97 500- 65.4375 10/10/97 1,500- 66.0833 10/09/97 500- 65.8750 10/06/97 300- 66.0000 10/06/97 450- 65.8125 10/03/97 3,250- 66.6538 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 28

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Gabelli Foundation 9/11/97 500- 62.1125 Gabelli Funds, Inc. the Gabelli Small Cap Growth Fund 9/16/97 2,000- 61.4480 the Gabelli Equity Trust,inc. 11/03/97 2,800 62.4339 10/31/97 2,000 61.1875 10/08/97 35,200 65.8000 10/07/97 1,800 65.2722 10/01/97 3,000 64.7583 9/29/97 200 64.5500 9/26/97 2,400 63.7063 Gamco Investors, Inc. 10/14/97 1,500- 64.9167 10/02/97 500- 64.8750 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 28

from SC 13D/A ~5 pages Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A the Gabelli Performance Partnership 6/30/97 800- 50.2500 Gabelli Funds, Inc. the Gabelli Equity Trust,inc. 6/24/97 10,000- 50.4500 Gamco Investors, Inc. 7/29/97 3,000- 58.7917 7/29/97 4,000- 58.6250 7/28/97 3,500- 57.1429 7/24/97 700- 58.0000 7/24/97 800- 57.5000 7/23/97 3,000- 59.5646 7/23/97 3,300- 58.9564 7/22/97 6,000- 59.0000 7/17/97 500- 56.8125 7/17/97 1,500- 55.5000 7/17/97 2,500- 55.0000 7/16/97 7,000- *Do 7/15/97 1,801- *Do 6/30/97 500- 50.0000 6/27/97 8,500 50.8882 6/27/97 21,049- *Do 6/27/97 8,500- 50.8882 6/24/97 8,500- *Do 6/24/97 2,500- 50.9000 6/23/97 400- *Do 6/23/97 900- 52.3333 6/20/97 3,000- 51.5000 6/20/97 3,000- *Do 6/19/97 2,000- 53.2125 6/18/97 1,000- 53.1250 6/18/97 1,000- *Do 6/17/97 1,750- 53.0536 6/16/97 11,750- 53.5000 6/13/97 36,750- 53.4634 27 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gamco Investors, Inc. 6/12/97 1,550- 51.6169 6/11/97 1,500- 51.1250 6/10/97 1,500- 51.3333 6/09/97 500- 51.9250 6/03/97 100- *Do 6/03/97 1,500- 52.6667 6/02/97 250- 53.1250 (1) Unless Otherwise Indicated, All Transactions Were Effected on the New York Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 28

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Gabelli Foundation 5/01/97 300- 52.8750 4/28/97 200- 51.8750 Gabelli Funds, Inc. the Gabelli Equity Trust,inc. 5/27/97 20,000 50.0500 5/19/97 1,000- 51.9250 the Gabelli Capital Asset Fund 5/02/97 3,600 54.3313 3/31/97 1,000- 53.3000 Gamco Investors, Inc. 5/22/97 500- 51.0000 5/21/97 250- 51.5000 5/14/97 300- 53.0000 5/08/97 1,100- 53.5000 5/07/97 100- 53.5000 4/15/97 1,800- *Do 3/31/97 950- 51.5526 (1) Unless Otherwise Indicated, All Transactions Were Effected on the American Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Value Fund,inc. 5/02/97 5,000- 55.7181 the Gabelli Equity Trust,inc. 4/21/97 100- 54.4481 3/18/97 4,400- 54.9482 3/18/97 6,000- 54.9065 the Gabelli Asset Fund 5/05/97 2,500- 56.9631 4/11/97 2,000- 50.6983 Gamco Investors, Inc. 5/05/97 45,000- *Do 5/01/97 500- *Do 5/01/97 22,500- 54.0232 4/30/97 1,169- 53.2500 4/28/97 500- 52.5000 4/23/97 2,500- 53.1250 4/21/97 2,900- 53.9569 4/15/97 2,200- 50.9148 4/15/97 2,000- *Do 4/14/97 500 51.1583 4/10/97 1,000- 50.5000 4/10/97 1,000- 50.0750 4/09/97 1,000- 50.0000 4/08/97 2,000- 48.8750 4/07/97 1,800- 49.3750 4/01/97 69,400- *Do 3/27/97 800- 51.0000 3/26/97 1,000- *Do 3/25/97 500- 52.0000 3/24/97 500- 54.4000 3/24/97 500 54.4000 3/21/97 500- 54.4000 3/21/97 500 54.4000 3/21/97 900 *DI 27 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Gamco Investors, Inc. 3/20/97 500- 54.4000 3/20/97 400- 54.0000 3/19/97 5,000- 55.0000 3/18/97 4,100- 54.9268 3/11/97 2,400- 54.2604 3/11/97 1,000- 54.0000 3/10/97 1,500- 53.4736 3/10/97 3,350- 54.0000 3/10/97 1,500 53.5351 3/07/97 5,000- 54.0000 3/07/97 1,500- 53.7500 3/06/97 1,500- 53.8750 3/06/97 1,000 44.5535 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 28

from SC 13D/A ~5 pages Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Value Fund,inc. 2/28/97 22,500- 51.9483 the Gabelli Equity Trust,inc. 2/19/97 10,000- 52.1983 2/18/97 5,000- 50.4483 the Gabelli Asset Fund 3/03/97 5,000- 53.0000 2/28/97 22,500- 51.9483 2/27/97 25,000- 51.9483 2/10/97 8,300- 50.9483 Gamco Investors, Inc. 2/28/97 *Do 2/27/97 2,000- 50.7625 2/27/97 6,800- 51.9945 2/27/97 2,000 50.7625 2/26/97 400- 51.7500 2/26/97 1,500- 51.6250 2/26/97 450- 52.0000 2/24/97 2,000- 51.6250 2/24/97 3,000- 51.2500 2/24/97 2,500 51.2500 2/24/97 1,500- *Do 2/21/97 600 49.7633 2/21/97 4,750- 51.5395 2/21/97 7,500- *Do 2/21/97 1,000- 51.7500 2/20/97 3,489- 51.2500 2/19/97 800 50.7639 2/19/97 1,400- 51.6250 2/19/97 1,500- 50.5000 2/19/97 800- 50.7639 2/19/97 1,500 50.5000 2/19/97 1,000- 51.5000 2/18/97 800- 50.7639 2/18/97 1,500- 50.5000 2/13/97 2,000- 50.7625 2/12/97 1,800- 50.7639 2/10/97 2,000 50.9500 2/10/97 4,000- 50.9500 2/04/97 500- 50.7500 2/03/97 17,251- *Do 1/31/97 5,000- 49.8200 27 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gamco Investors, Inc. 1/31/97 900- *Do 1/30/97 600- 49.8750 1/28/97 3,000- 51.4583 1/28/97 300 52.7500 1/28/97 300- 52.7500 1/28/97 3,000 51.4583 1/28/97 2,000- 51.6250 1/27/97 5,000- *Do 1/27/97 3,000- 51.4583 1/27/97 300- 52.7500 1/23/97 2,500 DI 1/23/97 4,000- 52.4375 1/22/97 2,500- 42.0000 1/22/97 2,500- 42.0700 1/22/97 1,500- 52.4417 1/21/97 3,000- 53.5000 1/21/97 489- *Do (1) Unless Otherwise Indicated, All Transactions Were Effected on the American Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 28

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Equity Trust,inc. 12/09/96 2,800- 55.4482 12/06/96 8,000- 54.5420 12/05/96 23,000- 54.9210 12/04/96 48,000- 54.9443 12/03/96 7,000- 54.5732 11/29/96 15,000- 53.9482 the Gabelli Asset Fund 12/04/96 19,000- 54.9482 Gamco Investors, Inc. 12/09/96 750- *Do 12/06/96 500 54.8750 12/06/96 500- 54.8750 12/05/96 7,400- 54.9696 12/05/96 500- 54.8750 12/05/96 1,000- 55.0625 12/04/96 700- 54.7500 12/04/96 422- 54.0673 12/04/96 14,600- 54.9932 12/04/96 1,250- 54.6600 12/04/96 422 54.0673 12/03/96 6,300- 54.6290 12/02/96 700- 54.3214 12/02/96 1,022- 54.0673 12/02/96 5,400- 54.3519 12/02/96 300- 54.0000 12/02/96 300 54.0000 11/29/96 3,900- 54.0128 11/29/96 300- 54.0000 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. Page 28 of 28

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Del Gabelli Funds, Inc. the Gabelli Value Fund,inc. 11/07/96 1,500- 45.3500 10/31/96 1,500 45.3500 the Gabelli Small Cap Growth Fund 11/07/96 1,500 45.3500 Gamco Investors, Inc. 11/08/96 3,500- 44.8571 11/07/96 2,500- 45.0000 11/06/96 3,500- 45.0000 11/05/96 1,000- 45.1125 11/04/96 750- 45.2417 10/24/96 1,500- 44.2417 10/23/96 500- 44.4250 10/03/96 300- 43.6250 9/24/96 900- 43.6250 9/23/96 400- 43.6250 9/19/96 150- 44.6250 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. Page 35 of 35

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Value Fund,inc. 10/23/96 5,000- 48.1984 10/18/96 8,000- 47.4484 10/17/96 3,000- 47.1984 10/16/96 7,000- 45.6449 10/15/96 2,000- 44.8235 10/11/96 1,750- 44.6985 the Gabelli Equity Trust,inc. 10/15/96 2,000- 44.8235 9/27/96 1,750- 45.3235 the Gabelli Asset Fund 10/29/96 5,000- 47.4484 10/23/96 2,000- 48.1984 Gamco Investors, Inc. 10/29/96 1,000- 47.5000 10/28/96 2,000- 47.3750 10/28/96 1,600- 47.5000 10/25/96 300- 47.6250 10/24/96 750- 47.8750 10/23/96 450- 47.3750 10/22/96 2,500- 47.5000 10/22/96 55- *Do 10/18/96 2,000- 44.9926 10/18/96 2,000 44.9926 10/17/96 2,000- 44.9926 10/17/96 2,000 44.9926 10/16/96 2,500- 45.3750 10/15/96 1,000- 44.6250 10/15/96 4,250- 44.9926 10/15/96 2,250- 45.1250 10/14/96 1,750- 44.8036 10/11/96 1,000- 44.6250 10/07/96 *Do 10/04/96 250- 46.0000 10/03/96 2,600- 45.5000 10/01/96 600- *Do 9/30/96 2,250- 45.0000 9/27/96 500- 45.0000 Page 27 of 28 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gamco Investors, Inc. 9/20/96 2,900- 44.2888 9/19/96 2,000- 44.1125 9/17/96 2,000- 46.3750 9/10/96 250- 46.8750 9/06/96 2,750- 48.7159 9/05/96 7,000- 48.8929 9/04/96 300- 49.1250 9/04/96 12,100- 48.3585 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. Page 28 of 28

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Pittway Corp Class-A Gabelli Funds, Inc. the Gabelli Asset Fund 3/29/96 10,000- 49.6983 Gamco Investors, Inc. 5/29/96 4,000- 46.0719 5/24/96 1,000- 48.0000 5/20/96 200- 46.5000 5/17/96 3,000- *Do 5/13/96 97,500- *Do 5/03/96 750- 47.1667 5/01/96 700- *Do 5/01/96 300- 48.8750 4/29/96 300- 46.2500 4/24/96 400- 45.8750 4/23/96 750- *Do 4/23/96 250- 47.7500 4/19/96 1,000- 49.3750 4/19/96 1- *Do 4/18/96 500- 48.0000 4/12/96 18,000- *Do 4/11/96 500- 46.5000 4/10/96 1,500- 46.0417 4/10/96 1,700- 46.1250 4/09/96 5,300- 47.0000 4/08/96 1- *Do 4/08/96 1,750- 48.5893 4/03/96 2,500- 49.0000 3/29/96 1,800- 49.7500 (1) Unless Otherwise Indicated, All Transactions Were Effected on the Ny Stock Exchange. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 33