| Date | Transaction |
| 02-28-1991 | Alec Harris has retired from football. |
| 10-09-1988 | The Los Angeles Dawgs have automatically waived Alec Harris to comply with the 53-man roster limit. |
| 08-28-1988 | The Los Angeles Dawgs have moved Alec Harris to the active roster. The Los Angeles Dawgs have moved Jerry Bayley to the inactive roster. |
| 08-22-1988 | The Los Angeles Dawgs have moved Troy Lewis to the active roster. The Los Angeles Dawgs have moved Alec Harris to the inactive roster. |
| 11-29-1987 | Alec Harris of the Los Angeles Dawgs is injured with a finger fracture and is expected to be out for approximately 20 days. |
| 10-12-1987 | The Los Angeles Dawgs have placed Alec Harris on the trade block. |
| 09-07-1987 | The Los Angeles Dawgs have moved Alec Harris to the active roster. The Los Angeles Dawgs have moved Jerry Bayley to the inactive roster. |
| 08-10-1987 | The Los Angeles Dawgs have moved Leonardo Griffin and Jerry Bayley to the active roster. The Los Angeles Dawgs have moved Phil Reed and Alec Harris to the inactive roster. |
| 08-26-1985 | The Los Angeles Dawgs have moved Bill McCoy, Jake Jones, and Alec Harris to the active roster. The Los Angeles Dawgs have moved Selwyn Cooney, Tom Stevens, Leonardo Griffin, and Scot Johnson to the inactive roster. |
| 08-05-1985 | The Los Angeles Dawgs have moved Leonardo Griffin and John "Suh" Young to the active roster. The Los Angeles Dawgs have moved Art Moore and Alec Harris to the inactive roster. |
| 10-28-1984 | Alec Harris of the Los Angeles Dawgs is injured with a shoulder muscle strain and is expected to be out for approximately 17 days. |
| 08-19-1984 | The Los Angeles Dawgs have removed Alec Harris from the trade block. |
| 09-27-1982 | The Los Angeles Dawgs have moved Alec Harris to the active roster. The Los Angeles Dawgs have moved Darren Compton to the inactive roster. |
| 09-20-1982 | The Los Angeles Dawgs have placed Alec Harris on the trade block. |
| 09-13-1982 | The Los Angeles Dawgs have acquired Alec Harris from the waiver wire. |
| 09-05-1982 | The Winnipeg Jets have waived Alec Harris. |
| 08-09-1982 | The Winnipeg Jets have placed Alec Harris on the trade block. |
| 02-08-1982 | The Winnipeg Jets have acquired Alec Harris from the waiver wire. |
| 10-11-1981 | The Arizona Haunt have moved Bob Thomas, Mike Faison, and Vaughn Wallace to the active roster. The Arizona Haunt have moved Clyde Neff, Roy Koontz, and Ed Rogers to the inactive roster. |
| 10-11-1981 | The Arizona Haunt have waived Alec Harris. |
| 08-16-1981 | The Arizona Haunt have moved Alec Harris to the inactive roster. |
| 08-10-1981 | The Arizona Haunt have moved Jim Furey, Wen Wynn, Gene Krakau, Oscar Jordan, and Alec Harris to the active roster. The Arizona Haunt have moved Milt Tubbs, Franky Solomon, Marrio Duncan, Roger George, Darnell Greene, and Marion Wesley to the inactive roster. |
| 11-24-1980 | The Arizona Haunt have moved Franky Solomon to the active roster. The Arizona Haunt have moved Alec Harris to the inactive roster. |
| 11-23-1980 | Alec Harris of the Arizona Haunt is injured with an ankle ligament sprain and is expected to be out for approximately 36 days. |
| 01-06-1980 | The Rochester Royals have moved Verron Conti and Alec Harris to the active roster. The Rochester Royals have moved Clif Steponovich to the inactive roster. |
| 01-06-1980 | The Rochester Royals have removed Alec Harris from the trade block. |
| 12-03-1979 | The Rochester Royals have placed Alec Harris on the trade block. |
Defensive End