Lars Ekman

CIK 1376117 · last filed 2026-05-15

Lars Ekman is a corporate insider who has filed 71 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for PRTA, was dated May 15, 2026. Across all open-market trades the lifetime net is −$15.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $458.1K 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

$458.1K

Companies

6

Total Filings

71

Lifetime Open-Market Net

-$15.03M

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
PRTA Director 3,148 $8.25 $26.0K -$7.55M 20 2026-05-15
AMRN Director 0 $15.24 $0 -$7.47M 17 2022-06-29
RARE Director 17,745 $24.35 $432.1K $0 8 2022-06-28
Spark Therapeutics, Inc. (ONCE) Delisted Director 0 $0 5 2019-12-17
SOPHIRIS BIO INC. (SPHS) Delisted Director 520 -$4.5K 7 2019-06-28
ARYx Therapeutics, Inc. (ARYX) Delisted Director $0 3 2010-05-03

Recent Filings

71 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-15 PRTA Grant (A) $0 EDGAR
2025-05-16 PRTA Grant (A) $0 EDGAR
2024-05-17 PRTA Grant (A) $0 EDGAR
2023-05-19 PRTA Grant (A) $0 EDGAR
2023-01-05 PRTA Mixed -$784.9K EDGAR
2022-12-02 PRTA Mixed -$873.9K EDGAR
2022-11-03 PRTA Mixed -$894.2K EDGAR
2022-10-05 PRTA Mixed -$872.6K EDGAR
2022-09-30 PRTA Mixed -$1.32M EDGAR
2022-06-29 AMRN Grant (A) $0 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.