Andrea DiFabio

CIK 1692506 · Chief Legal Officer · last filed 2026-03-13

Andrea DiFabio is a Chief Legal Officer who has filed 15 SEC Form 4 insider transactions across 2 companies since 2017. The most recent filing, for XENE, was dated Mar 13, 2026. Across all open-market trades the lifetime net is −$230.8K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $450.3K 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

$450.3K

Companies

2

Total Filings

15

Lifetime Open-Market Net

-$230.8K

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
XENE Chief Legal Officer 8,643 $52.10 $450.3K -$230.8K 7 2026-03-13
Bioverativ Inc. (BIVV) Delisted EVP, Chief Legal Officer 0 $0 8 2018-03-08

Recent Filings

15 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-13 XENE Mixed +2,408 -$74.1K EDGAR
2026-03-11 XENE Mixed +4,893 -$156.7K EDGAR
2026-01-09 XENE Grant (A) $0 EDGAR
2025-03-13 XENE Grant (A) $0 EDGAR
2024-03-12 XENE Grant (A) $0 EDGAR
2023-03-14 XENE Grant (A) $0 EDGAR
2022-11-09 XENE Grant (A) $0 EDGAR
2018-03-08 Bioverativ Inc. (BIVV) Delisted Disp (D) −30,600 $0 EDGAR
2018-02-26 Bioverativ Inc. (BIVV) Delisted Tax (F) −2,928 -$305.8K EDGAR
2018-02-15 Bioverativ Inc. (BIVV) Delisted Mixed +2,608 -$117.6K 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.