BIO-TECHNE Corp (TECH) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: BIO-TECHNE Corp (TECH) CIK: 0000842023 --- Reporting Owner --- Name: Crouse Steven C. CIK: 0002065241 Role: Officer (President - Diag & Spatial Bi) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-02 | Code: M (Exercise of derivative) Shares: +600 Shares Owned After: 6,977 | Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F17] Due to a mathematical error on the Form 4 filed May 5, 2026, the number of shares beneficially owned is being increased by 40 shares and this filing represents the correct number of shares beneficially owned by the Reporting Person. [Transaction #2] Security: Common Stock Date: 2026-06-02 | Code: F (Payment of exercise/tax) Shares: -216 | Price: $49.77 Total Value: $10,750.32 Shares Owned After: 6,761 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Units Date: 2026-06-02 | Code: M (Exercise of derivative) Shares: -600 | Price: $0.00 Shares Owned After: 1,200 | Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F3] 600 restricted stock units vest on each of 6/2/2026, 6/2/2027 and 6/2/2028. [F3] 600 restricted stock units vest on each of 6/2/2026, 6/2/2027 and 6/2/2028. --- Holdings --- [Holding #1] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F2] 794 restricted stock units vest on 5/1/2027. [F2] 794 restricted stock units vest on 5/1/2027. [Holding #2] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F4] 1,379 restricted stock units vest on 8/15/2026. [F4] 1,379 restricted stock units vest on 8/15/2026. [Holding #3] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F5] 1,868 restricted stock units vest on 8/15/2026 and 1,869 restricted stock units vest on 8/15/2027. [F5] 1,868 restricted stock units vest on 8/15/2026 and 1,869 restricted stock units vest on 8/15/2027. [Holding #4] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F6] 2,176 restricted stock units vest on each of 8/15/2026 and 8/15/2028; and 2,177 restricted stock units vest on 8/15/2027. [F6] 2,176 restricted stock units vest on each of 8/15/2026 and 8/15/2028; and 2,177 restricted stock units vest on 8/15/2027. [Holding #5] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F7] 100% vested. [Holding #6] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F7] 100% vested. [Holding #7] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F8] Options to purchase 6,140 shares vest on each of 8/15/2023, 8/15/2024, 8/15/2025 and 8/15/2026. [Holding #8] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F9] Options to purchase 3,162 shares vest on each of 8/15/2024, 8/15/2026 and 8/15/2027; and options to purchase 3,163 shares vest on 8/15/2025. [Holding #9] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F10] Options to purchase 1,832 shares vest on each of 5/1/2025, 5/1/2026 and 5/1/2028; and options to purchase 1,831 shares vest on 5/1/2027. [Holding #10] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F11] Options to purchase 4,283 shares vest on each of 8/15/2025, 8/15/2027 and 8/15/2028; and options to purchase 4,284 shares vest on 8/15/2026. [Holding #11] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F12] Options to purchase 1,359 shares vest on each of 6/2/2026 and 6/2/2028; and options to purchase 1,358 shares vest on each of 6/2/2027 and 6/2/2029. [Holding #12] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F13] Options to purchase 4,788 shares vest on each of 8/15/2026, 8/15/2027 and 8/15/2029; and options to purchase 4,787 shares vest on 8/15/2028. [Holding #13] Security: Performance Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F14] Vests in full or in part on 8/15/2028 if certain performance goals are achieved (or such later date as performance is certified by the Administrator). [F14] Vests in full or in part on 8/15/2028 if certain performance goals are achieved (or such later date as performance is certified by the Administrator). [Holding #14] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F1] Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. [F15] 245 restricted stock units vest on 3/2/2027, 3/2/2028 and 3/2/2029. [F15] 245 restricted stock units vest on 3/2/2027, 3/2/2028 and 3/2/2029. [Holding #15] Security: Stock Option (right to buy) Ownership: D (Direct) Footnotes: [F16] Options to purchase 478 shares vest on each of 3/2/2027, 3/2/2028 and 3/2/2030; and options to purchase 477 shares vest on 3/2/2029. --- Footnotes (Complete Index) --- F1: Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock. F10: Options to purchase 1,832 shares vest on each of 5/1/2025, 5/1/2026 and 5/1/2028; and options to purchase 1,831 shares vest on 5/1/2027. F11: Options to purchase 4,283 shares vest on each of 8/15/2025, 8/15/2027 and 8/15/2028; and options to purchase 4,284 shares vest on 8/15/2026. F12: Options to purchase 1,359 shares vest on each of 6/2/2026 and 6/2/2028; and options to purchase 1,358 shares vest on each of 6/2/2027 and 6/2/2029. F13: Options to purchase 4,788 shares vest on each of 8/15/2026, 8/15/2027 and 8/15/2029; and options to purchase 4,787 shares vest on 8/15/2028. F14: Vests in full or in part on 8/15/2028 if certain performance goals are achieved (or such later date as performance is certified by the Administrator). F15: 245 restricted stock units vest on 3/2/2027, 3/2/2028 and 3/2/2029. F16: Options to purchase 478 shares vest on each of 3/2/2027, 3/2/2028 and 3/2/2030; and options to purchase 477 shares vest on 3/2/2029. F17: Due to a mathematical error on the Form 4 filed May 5, 2026, the number of shares beneficially owned is being increased by 40 shares and this filing represents the correct number of shares beneficially owned by the Reporting Person. F2: 794 restricted stock units vest on 5/1/2027. F3: 600 restricted stock units vest on each of 6/2/2026, 6/2/2027 and 6/2/2028. F4: 1,379 restricted stock units vest on 8/15/2026. F5: 1,868 restricted stock units vest on 8/15/2026 and 1,869 restricted stock units vest on 8/15/2027. F6: 2,176 restricted stock units vest on each of 8/15/2026 and 8/15/2028; and 2,177 restricted stock units vest on 8/15/2027. F7: 100% vested. F8: Options to purchase 6,140 shares vest on each of 8/15/2023, 8/15/2024, 8/15/2025 and 8/15/2026. F9: Options to purchase 3,162 shares vest on each of 8/15/2024, 8/15/2026 and 8/15/2027; and options to purchase 3,163 shares vest on 8/15/2025. --- Signature --- /s/ /s/ Andrew Nick as Attorney-in-Fact for Steven C. Crouse pursuant to Power of Attorney previously filed. (2026-06-04)