https://nypost.com/2022/07/04/highland-park-had-storied-movie-history-before-july-4-parade-shooting/

So far I have only looked into one of the films, and it is Ferris Bueller’s Day Off.
Ferris Bueller’s Day Off = 226
Parade Shooting = 226
-226 days after Joe Biden’s birthday

And behold the Gematria of Ferris Bueller, or 201.
Ferris Bueller = 69 / 84 / 150 / 201
Illuminati = 69 / 120
Order of Illuminati = 201 / 105
The Jesuit Order = 69 / 84 / 201
*July Fourth Parade = 201

The shooting happened 105-days after Matthew Broderick’s birthday.
Order of Illuminati = 105

The film released June 11, 1986 in the US: https://www.imdb.com/title/tt0091042/releaseinfo

The shooting came 23-days after the anniversary.

And as for a start on 16 Candles, this shooting happened 136-days after John Hughes birthday anniversary, February 18.
136, 16th triangular number

Notice that film released May 4, 1984.
Jesuit Order = 54
Jesuit = 84