FOLETTA MARK G

Director · DXCM, AMN, ENTA

As of 2026-09-16, FOLETTA MARK G has 25 Form 4 transactions on record across 3 companies — 13 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $1.1MIndirect: $4.9M$6.0Mas of 2026-09-16
  • Direct $1.1M
  • Indirect $4.9M
DXCMindirect48,852 sh$4.3M
AMNindirect17,917 sh$626K
DXCMdirect6,331 sh$553K
AMNdirect8,304 sh$290K
ENTAdirect20,000 sh$254K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

DXCM · 15 trades
2026-08-03: Sale, 2,000 sh ($171K)2026-07-31: Sale, 2,000 sh ($160K)2026-06-15: Sale, 3,801 sh ($282K)2026-06-15: Sale, 199 sh ($15K)2026-05-28: Award / grant, 6,331 sh ($0)2026-05-08: Gift, 5,731 sh ($0)2026-05-08: Gift, 5,731 sh ($0)2025-08-15: Sale, 2,555 sh ($207K)2025-08-15: Sale, 195 sh ($16K)2025-07-15: Sale, 2,742 sh ($234K)2025-07-15: Sale, 8 sh ($688)2025-06-16: Sale, 2,750 sh ($229K)2025-05-08: Gift, 2,973 sh ($0)2025-05-08: Gift, 2,973 sh ($0)2025-05-08: Award / grant, 5,731 sh ($0)
AMN · 8 trades
2026-06-15: Sale, 2,000 sh ($62K)2026-06-15: Sale, 1,681 sh ($52K)2026-05-01: Option exercise, 8,325 sh ($0)2026-05-01: Award / grant, 8,304 sh ($0)2026-05-01: Option exercise, 8,325 sh ($0)2025-05-02: Award / grant, 8,325 sh ($0)2025-04-19: Option exercise, 3,019 sh ($0)2025-04-19: Option exercise, 3,019 sh ($0)
ENTA · 2 trades
2026-03-11: Award / grant, 20,000 sh ($0)2025-03-13: Award / grant, 15,700 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-03DXCMSale2,000 @ $85.32$171K−3.9% of holding48,852Form 4
2026-07-31DXCMSale2,000 @ $80.00$160K−3.8% of holding50,852Form 4
2026-06-15DXCMSale3,801 @ $74.10$282K−6.7% of holding53,051Form 4
2026-06-15AMNSale2,000 @ $31.07$62K−10.0% of holding17,917Form 4
2026-06-15AMNSale1,681 @ $31.07$52K−7.8% of holding19,917Form 4
2026-06-15DXCMSale199 @ $74.82$15K−0.4% of holding52,852Form 4
2025-08-15DXCMSale2,555 @ $81.02$207K−4.7% of holding51,316Form 4
2025-08-15DXCMSale195 @ $81.54$16K−0.4% of holding51,121Form 4
2025-07-15DXCMSale2,742 @ $85.17$234K−4.8% of holding53,879Form 4
2025-07-15DXCMSale8 @ $86.03$688−0.0% of holding53,871Form 4
2025-06-16DXCMSale2,750 @ $83.13$229K−4.6% of holding56,621Form 4
14 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-28DXCMAward / grant6,3316,331Form 4
2026-05-08DXCMGift5,73156,852Form 4
2026-05-08DXCMGift5,7310Form 4
2026-05-01AMNOption exercise8,3250Form 4
2026-05-01AMNAward / grant8,3048,304Form 4
2026-05-01AMNOption exercise8,32521,598Form 4
2026-03-11ENTAAward / grant20,00020,000Form 4
2025-05-08DXCMGift2,97359,371Form 4
2025-05-08DXCMGift2,9730Form 4
2025-05-08DXCMAward / grant5,7315,731Form 4
2025-05-02AMNAward / grant8,3258,325Form 4
2025-04-19AMNOption exercise3,01913,273Form 4
2025-04-19AMNOption exercise3,0190Form 4
2025-03-13ENTAAward / grant15,70015,700Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.