William Geist Power - 15 Aug 2026 Form 4 Insider Report for BIO-TECHNE Corp (TECH)

Reporting relationship
PRESIDENT, PROTEIN SCIENCES
Issuer ticker
TECH
Reported as of
15 Aug 2026
Net transaction value
$0
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
18 Aug 2026, 17:13:26 UTC
Prior SEC filing
05 Nov 2025
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Andrew Nick as Attorney-in-Fact for William Geist pursuant to Power of Attorney previously filed

Key filing fact

William Geist Power filed Form 4 for BIO-TECHNE Corp (TECH) on 18 Aug 2026.

Key facts

  • This page summarizes William Geist Power's Form 4 filing for BIO-TECHNE Corp (TECH).
  • 7 reported transactions and 12 derivative rows are listed below.
  • Accepted by SEC: 18 Aug 2026, 17:13.

Change

  • Previous filing in this sequence was filed on 05 Nov 2025.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001832210 Primary reporting owner

Geist William

Relationship
PRESIDENT, PROTEIN SCIENCES
Address
614 MCKINLEY PLACE NE, MINNEAPOLIS
Signature
/s/ Andrew Nick as Attorney-in-Fact for William Geist pursuant to Power of Attorney previously filed
Signature date
18 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TECH transaction

Common Stock

Options Exercise

Transaction value
Shares
+6,416
Change %
+31%
Price
$0.000000*
Shares after
26,919
Date
15 Aug 2026
Ownership
Direct
TECH transaction

Common Stock

Tax liability

Transaction value
Shares
-1,976
Change %
-7.3%
Price
$72.40*
Shares after
24,943
Date
15 Aug 2026
Ownership
Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

TECH transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value
Shares
-567
Change %
-6.2%
Price
$0.000000*
Shares after
8,507
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
567
Exercise price
Footnotes
F1, F3
TECH transaction Derivative

Performance Restricted Stock Units

Disposed to Issuer

Transaction value
Shares
-8,507
Change %
-100%
Price
$0.000000*
Shares after
0
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
8,507
Exercise price
Footnotes
F1, F3
TECH transaction Derivative

Performance Stock Options (Right to Buy)

Disposed to Issuer

Transaction value
Shares
-22,898
Change %
-94%
Price
$0.000000*
Shares after
1,526
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
22,898
Exercise price
$84.61
Footnotes
F5
TECH transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-2,623
Change %
-50%
Price
$0.000000*
Shares after
2,623
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
2,623
Exercise price
Footnotes
F1, F7
TECH transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-3,226
Change %
-33%
Price
$0.000000*
Shares after
6,452
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
3,226
Exercise price
Footnotes
F1, F10
TECH holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
15,912
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
15,912
Exercise price
$100.39
Footnotes
F2
TECH holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
29,600
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
29,600
Exercise price
$94.52
Footnotes
F2
TECH holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
30,059
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
30,059
Exercise price
$84.61
Footnotes
F4
TECH holding Derivative

Performance Restricted Stock Units

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
15,738
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
15,738
Exercise price
Footnotes
F1, F6
TECH holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
21,204
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
21,204
Exercise price
$74.91
Footnotes
F8
TECH holding Derivative

Performance Restricted Stock Units

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
19,355
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
19,355
Exercise price
Footnotes
F1, F9
TECH holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
24,758
Date
15 Aug 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
24,758
Exercise price
$53.60
Footnotes
F11
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 11 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of Bio-Techne common stock.

Footnote F2

100% vested.

Footnote F3

On 8/15/2026, the Board of Directors authorized discretionary vesting for 567 performance RSUs. The remainder of the performance RSUs were forfeited.

Footnote F4

Options to purchase 7,515 shares vest on each of 8/15/2024, 8/15/2025, 8/15/2027, and 7,514 shares vest on 8/15/2026.

Footnote F5

On 8/15/2026, the Board of Directors authorized discretionary vesting for 1,526 performance options. The remainder of the performance options were forfeited.

Footnote F6

Vests in full or in part on 8/15/2027 if certain performance goals are achieved (or such later date as performance is certified by the Administrator).

Footnote F7

2,623 restricted stock units vest on each of 8/15/2026 and 8/15/2027.

Footnote F8

Options to purchase 5,301 shares vest on each of 8/15/2025, 8/15/2026, 8/15/2027 and 8/15/2028.

Footnote F9

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).

Footnote F10

3,226 restricted stock units vest on each of 8/15/2026, 8/15/2027 and 8/15/2028.

Footnote F11

Options to purchase 8,253 shares vest on each of 8/15/2026 and 8/15/2027, and options to purchase 8,252 shares vest on 8/15/2028.

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