DIEKMAN JOHN D

CIK: 0001240357
Director
Primary company: AFFYMETRIX INC (AFFX)

DIEKMAN JOHN D is a corporate insider at AFFYMETRIX INC (AFFX) filing SEC Form 4 transactions. 58 transactions across 3 companies, totaling $2,500,000 in purchases and $3,686,327 in sales. Source: SEC EDGAR.

Total Transactions
58
Total Buy Value
$2.50M
Total Sell Value
$3.69M
Net Activity
$-1.19M
Last Transaction
Jun 2025
Companies
3

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
22,371
Price
-
Value
-
Type
Award
Shares
10,831
Price
-
Value
-
Type
Award
Shares
21,253
Price
-
Value
-
Type
Award
Shares
18,903
Price
$26.45
Value
$500K
Type
Sale
Shares
1,000
Price
$50.17
Value
$50K
Type
Award
Shares
7,763
Price
$0.00
Value
$0
Type
Sale
Shares
1,000
Price
$91.65
Value
$92K
Type
Sale
Shares
1,000
Price
$149.50
Value
$150K
Type
Sale
Shares
1,000
Price
$153.62
Value
$154K
Type
Award
Shares
3,852
Price
$0.00
Value
$0
Type
Award
Shares
11,000
Price
$0.00
Value
$0
Type
Conversion
Shares
24,101
Price
-
Value
-
Type
Conversion
Shares
71,745
Price
-
Value
-
Type
Conversion
Shares
578,447
Price
-
Value
-
Type
Conversion
Shares
1,721,898
Price
-
Value
-
Type
Purchase
Shares
10,000
Price
$10.00
Value
$100K
Type
Purchase
Shares
240,000
Price
$10.00
Value
$2.40M
Type
Conversion
Shares
24,101
Price
-
Value
-
Type
Conversion
Shares
71,745
Price
-
Value
-
Type
Conversion
Shares
578,447
Price
-
Value
-