Shiferman Gregory L.

CIK 2041689 · SVP and General Counsel · last filed 2026-04-03

Shiferman Gregory L. is a SVP and General Counsel who has filed 11 SEC Form 4 insider transactions across 2 companies since 2024. The most recent filing, for VYGR, was dated Apr 3, 2026. Current disclosed insider exposure totals $171.5K across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$171.5K

Companies

2

Total Filings

11

Lifetime Open-Market Net

$0

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
VYGR SVP and General Counsel 50,000 $3.43 $171.5K $0 2 2026-04-03
SAGE See Remarks 0 $8.68 $0 9 2025-07-31

Recent Filings

11 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-04-03 VYGR Grant (A) +50,000 $0 EDGAR
2026-01-08 VYGR Grant (A) $0 EDGAR
2025-07-31 SAGE Mixed −30,950 $0 EDGAR
2025-06-26 SAGE Tax (F) −79 -$728 EDGAR
2025-04-11 SAGE Mixed +349 -$1.2K EDGAR
2025-03-26 SAGE Tax (F) −79 -$649 EDGAR
2025-02-25 SAGE Tax (F) −2,502 -$18.7K EDGAR
2025-02-14 SAGE Tax (F) −627 -$4.5K EDGAR
2025-01-21 SAGE Grant (A) +14,000 $0 EDGAR
2024-12-27 SAGE Tax (F) −79 -$433 EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.