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  1. Tandem Diabetes Care Inc
  2. Tandem Diabetes Care Inc Ownership

Historical shareholding details of Oberweis Asset Management Inc holdings in Tandem Diabetes Care Inc (TNDM)

Monthly changes of Oberweis Asset Management Inc shareholding in Tandem Diabetes Care Inc over the previous months

Month Name Total no. shares held Percent Holding
Mar 31, 2025 Oberweis Asset Management Inc 1,009,600 1.52%
Feb 28, 2025 Oberweis Asset Management Inc 1,009,600 1.52%
Jan 31, 2025 Oberweis Asset Management Inc 892,000 1.35%
Dec 31, 2024 Oberweis Asset Management Inc 506,600 0.76%
Dec 31, 2024 Oberweis Asset Management Inc 892,000 1.36%
Nov 30, 2024 Oberweis Asset Management Inc 892,000 1.36%
Oct 31, 2024 Oberweis Asset Management Inc 563,000 0.86%
Sep 30, 2024 Oberweis Asset Management Inc 448,050 0.68%
Sep 30, 2024 Oberweis Asset Management Inc 563,000 0.86%
Aug 31, 2024 Oberweis Asset Management Inc 563,000 0.86%
Jul 31, 2024 Oberweis Asset Management Inc 281,500 0.43%
Jun 30, 2024 Oberweis Asset Management Inc 282,000 0.43%

View all ownership details of Tandem Diabetes Care Inc