Mark G. Foletta
CIK: 0001236389
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (23 total)
- Aug 3, 2026DXCM
DEXCOM INC
Sale(S)Indirect2K shares at avg. $85.32$171K - Jul 31, 2026DXCM
DEXCOM INC
Sale(S)Indirect2K shares at avg. $80.00$160K - Jun 15, 2026DXCM
DEXCOM INC
Sale(S)Indirect3.8K shares at avg. $74.10$282K - Jun 15, 2026DXCM
DEXCOM INC
Sale(S)Indirect199 shares at avg. $74.82$15K - Jun 15, 2026AMN
AMN HEALTHCARE SERVICES INC
Sale(S)Indirect1.7K shares at avg. $31.07$52K - Jun 15, 2026AMN
AMN HEALTHCARE SERVICES INC
Sale(S)Indirect2K shares at avg. $31.07$62K - May 28, 2026DXCM
DEXCOM INC
Award(A)Direct6.3K shares- - May 8, 2026DXCM
DEXCOM INC
Gift(G)Direct5.7K shares- - May 8, 2026DXCM
DEXCOM INC
Gift(G)Indirect5.7K shares- - May 1, 2026AMN
AMN HEALTHCARE SERVICES INC
Award(A)DirectRestricted Stock Units
8.3K shares- - May 1, 2026AMN
AMN HEALTHCARE SERVICES INC
Exercise(M)Direct8.3K shares- - Mar 11, 2026ENTA
ENANTA PHARMACEUTICALS INC
Award(A)DirectStock Option (right to buy)
20K shares- - Aug 15, 2025DXCM
DEXCOM INC
Sale(S)Indirect2.6K shares at avg. $81.02$207K - Aug 15, 2025DXCM
DEXCOM INC
Sale(S)Indirect195 shares at avg. $81.54$16K - Jul 15, 2025DXCM
DEXCOM INC
Sale(S)Indirect8 shares at avg. $86.03$688.24 - Jul 15, 2025DXCM
DEXCOM INC
Sale(S)Indirect2.7K shares at avg. $85.17$234K - Jun 16, 2025DXCM
DEXCOM INC
Sale(S)Indirect2.8K shares at avg. $83.13$229K - May 8, 2025DXCM
DEXCOM INC
Award(A)Direct5.7K shares- - May 8, 2025DXCM
DEXCOM INC
Gift(G)Direct3K shares- - May 8, 2025DXCM
DEXCOM INC
Gift(G)Indirect3K shares- - May 2, 2025AMN
AMN HEALTHCARE SERVICES INC
Award(A)DirectRestricted Stock Units
8.3K shares- - Apr 19, 2025AMN
AMN HEALTHCARE SERVICES INC
Exercise(M)Direct3K shares- - Mar 13, 2025ENTA
ENANTA PHARMACEUTICALS INC
Award(A)DirectStock Option (right to buy)
15.7K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 3, 2026 |  DXCM DEXCOM INC | Sale(S) | 2,000 | $85.32 | $170,640 | Indirect |
| Jul 31, 2026 | DXCM DEXCOM INC | Sale(S) | 2,000 | $80.00 | $160,000 | Indirect |
| Jun 15, 2026 | DXCM DEXCOM INC | Sale(S) | 3,801 | $74.10 | $281,651 | Indirect |
| Jun 15, 2026 | DXCM DEXCOM INC | Sale(S) | 199 | $74.82 | $14,889 | Indirect |
| Jun 15, 2026 |  AMN AMN HEALTHCARE SERVICES INC | Sale(S) | 1,681 | $31.07 | $52,224 | Indirect |
| Jun 15, 2026 | AMN AMN HEALTHCARE SERVICES INC | Sale(S) | 2,000 | $31.07 | $62,138 | Indirect |
| May 28, 2026 | DXCM DEXCOM INC | Award(A) | 6,331 | - | $0 | Direct |
| May 8, 2026 | DXCM DEXCOM INC | Gift(G) | 5,731 | - | $0 | Direct |
| May 8, 2026 | DXCM DEXCOM INC | Gift(G) | 5,731 | - | $0 | Indirect |
| May 1, 2026 | AMN AMN HEALTHCARE SERVICES INC | Award(A) Restricted Stock Units | 8,304 | - | - | Direct |
| May 1, 2026 | AMN AMN HEALTHCARE SERVICES INC | Exercise(M) | 8,325 | - | $0 | Direct |
| Mar 11, 2026 |  ENTA ENANTA PHARMACEUTICALS INC | Award(A) Stock Option (right to buy) | 20,000 | - | - | Direct |
| Aug 15, 2025 | DXCM DEXCOM INC | Sale(S) | 2,555 | $81.02 | $207,003 | Indirect |
| Aug 15, 2025 | DXCM DEXCOM INC | Sale(S) | 195 | $81.54 | $15,900 | Indirect |
| Jul 15, 2025 | DXCM DEXCOM INC | Sale(S) | 8 | $86.03 | $688 | Indirect |
| Jul 15, 2025 | DXCM DEXCOM INC | Sale(S) | 2,742 | $85.17 | $233,528 | Indirect |
| Jun 16, 2025 | DXCM DEXCOM INC | Sale(S) | 2,750 | $83.13 | $228,605 | Indirect |
| May 8, 2025 | DXCM DEXCOM INC | Award(A) | 5,731 | - | - | Direct |
| May 8, 2025 | DXCM DEXCOM INC | Gift(G) | 2,973 | - | - | Direct |
| May 8, 2025 | DXCM DEXCOM INC | Gift(G) | 2,973 | - | - | Indirect |
| May 2, 2025 | AMN AMN HEALTHCARE SERVICES INC | Award(A) Restricted Stock Units | 8,325 | - | - | Direct |
| Apr 19, 2025 | AMN AMN HEALTHCARE SERVICES INC | Exercise(M) | 3,019 | - | - | Direct |
| Mar 13, 2025 | ENTA ENANTA PHARMACEUTICALS INC | Award(A) Stock Option (right to buy) | 15,700 | - | - | Direct |
1-23 of 23 transactions
About FOLETTA MARK G
FOLETTA MARK G (SEC CIK 0001236389) files insider reports with the SEC as Director of DEXCOM INC (DXCM), Director of AMN HEALTHCARE SERVICES INC (AMN) and Director of ENANTA PHARMACEUTICALS INC (ENTA).
Signal8 holds 14 ownership filings by FOLETTA MARK G, all Form 4s, filed between Mar 14, 2025 and Aug 4, 2026. Those filings report 23 transactions, from Mar 13, 2025 to Aug 3, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on FOLETTA MARK G's filings is in SAN DIEGO, CA.
Recent filings by FOLETTA MARK G
- Aug 3, 2026: Open-market sale of DXCM shares (Form 4, code S).
- Jul 31, 2026: Open-market sale of DXCM shares (Form 4, code S).
- Jun 15, 2026: Open-market sales of DXCM shares (2 lines, Form 4, code S).
- Jun 15, 2026: Open-market sales of AMN shares (2 lines, Form 4, code S).
- May 28, 2026: Grant or award of DXCM shares (Form 4, code A).
Other insiders filing for DEXCOM INC (DXCM)
- Ashley Euan A., Director
- Stern Sadie, EVP Chief People & Culture Off
- Brown Michael Jon, EVP Chief Legal Compliance Off
- AUGUSTINOS NICHOLAS, Director
- Sylvain Jereme M, EVP, Chief Financal Officer
- Boehnlein Glenn S, Director