InsiderTrades

Form 4 for SUPN SUPERNUS PHARMACEUTICALS, INC.

Accepted 2026-03-10 00:00:00 ET · period of report 2026-03-06 · accession 0002117599-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-03-10 2026-03-09+ SUPN Horich William Todd SVP, Commercial Ops S - Sale+OE $54.50 -8,877 0 -100% -$483.8K
DM 2026-03-10 2026-03-06 SUPN Horich William Todd SVP, Commercial Ops F - Tax $54.73 -3,455 6,241 -36% -$189.1K
DM 2026-03-10 2026-03-06 SUPN Horich William Todd SVP, Commercial Ops M - OptEx $0.00 +7,500 7,457 New $0
DM 2026-03-10 2026-03-06 SUPN Horich William Todd SVP, Commercial Ops M - OptEx $0.00 -7,500 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-09 S D 4,438 $54.00 4,439 D — —
2 Common Common Stock 2026-03-06 F D 521 $54.73 8,877 D — —
3 Common Common Stock 2026-03-06 M A 1,125 $0.00 9,398 D — —
4 Common Common Stock 2026-03-06 F D 1,718 $54.73 8,273 D — —
5 Common Common Stock 2026-03-06 M A 3,750 $0.00 9,991 D — —
6 Common Common Stock 2026-03-06 F D 1,216 $54.73 6,241 D — —
7 Common Common Stock 2026-03-10 S D 4,439 $55.00 0 D — —
8 Common Common Stock 2026-03-06 M A 2,625 $0.00 7,457 D — —
9 Derivative Performance Share Unit 2026-03-06 M D 1,125 $0.00 0 D $0.00 · — to — 1,125 Common Stock (F2) On February 22, 2024, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on June 24, 2024.
10 Derivative Performance Share Unit 2026-03-06 M D 2,625 $0.00 0 D $0.00 · — to — 2,625 Common Stock (F2) On February 22, 2024, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on June 24, 2024.
11 Derivative Performance Share Unit 2026-03-06 M D 3,750 $0.00 0 D $0.00 · — to — 3,750 Common Stock (F2) On February 22, 2024, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on June 24, 2024.