MOTT DAVID M

Director · NVAX, ARDX, MRSN

As of 2026-09-16, MOTT DAVID M has 56 Form 4 transactions on record across 3 companies — 39 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 purchases filed in February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $880KIndirect: $0$880Kas of 2026-09-16
  • Direct $880K
  • Indirect $0
NVAXdirect79,770 sh$746K
ARDXdirect39,715 sh$135K

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

MRSN · 31 trades
2026-01-06: Disposition, 740 sh2026-01-06: Disposition, 1,800 sh2026-01-06: Disposition, 734 sh2026-01-06: Disposition, 2,200 sh2026-01-06: Disposition, 368 sh2026-01-06: Disposition, 181 sh2026-01-06: Disposition, 1,002 sh2026-01-06: Disposition, 1,800 sh2026-01-06: Disposition, 2,200 sh2026-01-06: Code U, 23,546 sh2026-01-06: Code U, 383 sh2026-01-06: Disposition, 2,460 sh2026-01-06: Disposition, 264 sh2026-01-06: Disposition, 400 sh2026-01-06: Disposition, 1,011 sh2026-01-06: Disposition, 1,000 sh2026-01-06: Disposition, 788 sh2026-01-06: Disposition, 734 sh2026-01-06: Code U, 23,546 sh2026-01-06: Disposition, 2,460 sh2026-01-06: Disposition, 264 sh2026-01-06: Disposition, 400 sh2026-01-06: Disposition, 788 sh2026-01-06: Disposition, 368 sh2026-01-06: Disposition, 181 sh2026-01-06: Disposition, 1,002 sh2026-01-06: Disposition, 740 sh2026-01-06: Code U, 383 sh2026-01-06: Disposition, 1,011 sh2026-01-06: Disposition, 1,000 sh2025-06-12: Award / grant, 61,500 sh ($0)
ARDX · 16 trades
2026-06-16: Award / grant, 20,282 sh ($0)2026-06-16: Award / grant, 39,715 sh ($0)2026-06-16: Award / grant, 26,455 sh ($0)2026-02-20: Purchase, 333,333 sh ($1.9M)2025-06-18: Award / grant, 41,551 sh ($0)2025-06-18: Award / grant, 54,059 sh ($0)2025-06-18: Award / grant, 31,163 sh ($0)2025-06-16: Purchase, 200,000 sh ($726K)2025-06-09: Purchase, 200,000 sh ($737K)2025-05-15: Purchase, 100,000 sh ($329K)2025-05-02: Purchase, 381,377 sh ($1.6M)2025-02-24: Purchase, 77,729 sh ($389K)2025-01-21: Purchase, 199,000 sh ($993K)2024-12-26: Option exercise, 100,000 sh ($55K)2024-12-26: Option exercise, 100,000 sh ($0)2024-12-19: Purchase, 213,300 sh ($997K)
NVAX · 9 trades
2026-06-20: Option exercise, 18,880 sh ($0)2026-06-20: Option exercise, 18,880 sh2026-06-20: Option exercise, 18,880 sh2026-06-18: Award / grant, 21,270 sh ($0)2026-06-18: Award / grant, 14,180 sh ($0)2025-06-20: Award / grant, 28,326 sh ($182K)2025-06-20: Award / grant, 18,884 sh ($0)2025-06-12: Option exercise, 10,420 sh ($0)2025-06-12: Option exercise, 10,420 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-20ARDXPurchase333,333 @ $5.84$1.9M+11.2% of holding3,302,918Form 4
2025-06-16ARDXPurchase200,000 @ $3.63$726K+7.4% of holding2,896,871Form 4
2025-06-09ARDXPurchase200,000 @ $3.69$737K+8.0% of holding2,696,871Form 4
2025-05-15ARDXPurchase100,000 @ $3.29$329K+4.2% of holding2,496,871Form 4
2025-05-02ARDXPurchase381,377 @ $4.22$1.6M+18.9% of holding2,396,871Form 4
2025-02-24ARDXPurchase77,729 @ $5.00$389K+4.0% of holding2,015,494Form 4
2025-01-21ARDXPurchase199,000 @ $4.99$993K+11.4% of holding1,937,765Form 4
2024-12-19ARDXPurchase213,300 @ $4.67$997K+15.0% of holding1,638,765Form 4
48 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-20NVAXOption exercise18,8800Form 4
2026-06-20NVAXOption exercise18,88079,770Form 4
2026-06-20NVAXOption exercise18,88079,770Form 4
2026-06-18NVAXAward / grant21,27021,270Form 4
2026-06-18NVAXAward / grant14,18014,180Form 4
2026-06-16ARDXAward / grant20,2823,323,200Form 4
2026-06-16ARDXAward / grant39,71539,715Form 4
2026-06-16ARDXAward / grant26,4553,349,655Form 4
2026-01-06MRSNDisposition7400Form 4
2026-01-06MRSNDisposition1,8000Form 4
2026-01-06MRSNDisposition7340Form 4
2026-01-06MRSNDisposition2,2000Form 4
2026-01-06MRSNDisposition3680Form 4
2026-01-06MRSNDisposition1810Form 4
2026-01-06MRSNDisposition1,0020Form 4
2026-01-06MRSNDisposition1,8000Form 4
2026-01-06MRSNDisposition2,2000Form 4
2026-01-06MRSNCode U23,5460Form 4
2026-01-06MRSNCode U3830Form 4
2026-01-06MRSNDisposition2,4600Form 4
2026-01-06MRSNDisposition2640Form 4
2026-01-06MRSNDisposition4000Form 4
2026-01-06MRSNDisposition1,0110Form 4
2026-01-06MRSNDisposition1,0000Form 4
2026-01-06MRSNDisposition7880Form 4
2026-01-06MRSNDisposition7340Form 4
2026-01-06MRSNCode U23,5460Form 4
2026-01-06MRSNDisposition2,4600Form 4
2026-01-06MRSNDisposition2640Form 4
2026-01-06MRSNDisposition4000Form 4
2026-01-06MRSNDisposition7880Form 4
2026-01-06MRSNDisposition3680Form 4
2026-01-06MRSNDisposition1810Form 4
2026-01-06MRSNDisposition1,0020Form 4
2026-01-06MRSNDisposition7400Form 4
2026-01-06MRSNCode U3830Form 4
2026-01-06MRSNDisposition1,0110Form 4
2026-01-06MRSNDisposition1,0000Form 4
2025-06-20NVAXAward / grant28,32628,326Form 4
2025-06-20NVAXAward / grant18,88418,884Form 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.