MACKAY MARTIN

CIK: 0001414815
Primary company: PFIZER INC (PFE)

MACKAY MARTIN is a corporate insider at PFIZER INC (PFE) filing SEC Form 4 transactions. 148 transactions across 6 companies, totaling $103,473 in purchases and $7,957,347 in sales. Source: SEC EDGAR.

Total Transactions
148
Total Buy Value
$103K
Total Sell Value
$7.96M
Net Activity
$-7.85M
Last Transaction
May 2026
Companies
6

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
1,407
Price
$177.62
Value
$250K
Type
Award
Shares
1,438
Price
$177.62
Value
$255K
Type
Award
Shares
38,300
Price
$16.00
Value
$613K
Type
Award
Shares
18,055
Price
$4.45
Value
$80K
SpringWorks Therapeutics, Inc.
SWTX
Type
Disposition
Shares
29,445
Price
-
Value
-
SpringWorks Therapeutics, Inc.
SWTX
Type
Disposition
Shares
20,023
Price
-
Value
-
Type
Award
Shares
2,076
Price
$134.98
Value
$280K
Type
Award
Shares
815
Price
$134.98
Value
$110K
Type
Award
Shares
946
Price
$134.98
Value
$128K
SpringWorks Therapeutics, Inc.
SWTX
Type
Award
Shares
10,060
Price
-
Value
-
Type
Award
Shares
28,500
Price
-
Value
-
Type
Award
Shares
92,857
Price
$0.95
Value
$88K
SpringWorks Therapeutics, Inc.
SWTX
Type
Award
Shares
29,445
Price
-
Value
-
SpringWorks Therapeutics, Inc.
SWTX
Type
Award
Shares
9,963
Price
-
Value
-
Type
Award
Shares
1,311
Price
$228.41
Value
$299K
Type
Award
Shares
372
Price
$228.41
Value
$85K
Type
Award
Shares
559
Price
$228.41
Value
$128K
Type
Award
Shares
216,000
Price
-
Value
-
Type
Award
Shares
95
Price
$0.00
Value
$0
Type
Award
Shares
338
Price
$0.00
Value
$0