X0508 4 2025-02-03 0000842023 BIO-TECHNE Corp TECH 0002055523 Herr Amy E. 614 MCKINLEY PLACE NE MINNEAPOLIS MN 55413 1 0 0 0 0 Common Stock 1860 I By significant other Common Stock 2025-02-03 4 A 0 1040 0 A 1040 D Stock Option (Right to Buy) 72.05 2025-02-03 4 A 0 2415 0 A 2035-02-03 Common Stock 2415 2415 D Stock Option (Right to Buy) 44.33 2025-08-08 Common Stock 3256 3256 I By significant other Stock Option (Right to Buy) 47.60 2026-08-07 Common Stock 6636 6636 I By significant other Stock Option (Right to Buy) 66.97 2027-08-05 Common Stock 4472 4472 I By significant other Stock Option (Right to Buy) 120.46 2028-08-06 Common Stock 2076 2076 I By significant other Stock Option (Right to Buy) 94.52 2029-08-15 Common Stock 2104 2104 I By significant other Stock Option (Right to Buy) 84.61 2030-08-15 Common Stock 1084 1084 I By significant other Stock Option (Right to Buy) 74.91 2034-08-15 Common Stock 1468 1468 I By significant other Stock Option (Right to Buy) 72.05 2025-02-03 4 A 0 344 0 A 2025-02-03 Common Stock 344 344 I By significant other Restricted Stock Units Common Stock 237 237 I By significant other Restricted Stock Units Common Stock 480 480 I By significant other Restricted Stock Units 2025-02-03 4 A 0 115 0 A Common Stock 115 115 I By significant other The option vests on the earlier of the one-year anniversary of the grant date or the date of Bio-Techne's annual meeting of shareholders. Fully vested. 520 shares vest on each of 8/6/2022, 8/6/2023 and 8/6/2025; and 516 shares vest on 8/6/2024. 528 shares vest on 8/15/2023 and 8/15/2025; 524 shares vest on 8/15/2024 and 8/15/2026. 271 shares vest on each of 8/15/2024, 8/15/2025, 8/15/2026 and 8/15/2027. 367 shares vest on each of 8/15/2025, 8/15/2026, 8/15/2027 and 8/15/2028. 86 shares vest on each of 2/3/2026, 2/3/2027, 2/3/2028 and 2/3/2029. Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. 119 restricted stock units vest on 8/15/2025 and 118 restricted stock units vest on 8/15/2026. 160 restricted stock units vest on each of 8/15/2025, 8/15/2026 and 8/15/2027. 38 restricted stock units vest on each of 2/3/2026 and 2/3/2027, and 39 restricted stock units vest on 2/3/2028. /s/ Andrew Nick as Attorney-in-Fact for Amy E. Herr pursuant to Power of Attorney previously filed 2025-02-07