STEVEN E WEST

CIK 1190898 · last filed 2026-05-21

"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

$2.11M

Companies

3

Total Filings

44

Lifetime Open-Market Net

-$2.82M

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
FANG Director 5,466 $203.16 $1.11M -$2.11M 20 2026-05-21
VNOM Director 22,093 $45.39 $1.00M -$998.2K 17 2026-05-21
RATTLER MIDSTREAM LP (RTLR) Delisted Director 0 $15.22 $0 $291.1K 5 2022-08-24

Recent Filings · Page 4 of 5

44 filings
Insider activity across all companies, newest first. Form 4 rows are post-trade confirmations (buys, sells, grants, exercises). Notice (144) rows are pre-trade notices of intent to sell restricted or control stock under Rule 144 — they may not all execute. Compare adjacent dates to see which notices became actual sales.
Filed Symbol Action Net Shares Net $ Link
2018-07-12 VNOM Grant (A) +3,063 $0 EDGAR
2018-06-11 FANG Grant (A) +1,574 $0 EDGAR
2017-07-27 VNOM Grant (A) +6,414 $0 EDGAR
2017-07-25 VNOM Buy (P) +30,811 $454.5K EDGAR
2017-07-14 FANG Grant (A) +2,055 $0 EDGAR
2017-05-19 VNOM Buy (P) +14,000 $249.6K EDGAR
2017-05-19 FANG Buy (P) +2,400 $248.3K EDGAR
2016-08-30 FANG Grant (A) +1,359 $0 EDGAR
2016-08-25 VNOM Grant (A) +5,424 $0 EDGAR
2015-09-01 VNOM Grant (A) +4,938 $0 EDGAR
Showing 3140 of 44
Page 4 of 5
Form 4 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.
Notice (144 / 144/A): Form 144 is a notice of intent to sell restricted/control stock under Rule 144, filed before the sale; 144/A is an amendment. Many notices are pre-scheduled under Rule 10b5-1 plans. A Form 4 with code S typically follows within a few days when the planned sale executes; missing follow-up Form 4s suggest the notice was cancelled or modified.