Nathalie Dubois-Stringfellow

CIK 1947007 · SVP-CHIEF DEVELOPMENT OFFICER · last filed 2026-05-27

Nathalie Dubois-Stringfellow is a SVP-CHIEF DEVELOPMENT OFFICER who has filed 22 SEC Form 4 insider transactions across 1 company since 2023. Across all open-market trades the lifetime net is −$89.2K, making them a net seller over the disclosed history.

"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

$0

Companies

1

Total Filings

22

Lifetime Open-Market Net

-$89.2K

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
SANGAMO THERAPEUTICS, INC (SGMO) Delisted SVP-CHIEF DEVELOPMENT OFFICER 332,769 $0.18 $59.1K -$89.2K 21 2026-04-23

Recent Filings

22 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-27 Tax (F) −4,036 -$703
2026-04-23 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Sell (S) −345,942 -$89.2K EDGAR
2026-04-03 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Grant (A) $0 EDGAR
2026-02-26 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −14,417 -$6.8K EDGAR
2026-01-26 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −36,676 -$14.6K EDGAR
2025-11-26 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −2,544 -$1.1K EDGAR
2025-10-24 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −43,741 -$28.9K EDGAR
2025-08-26 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −1,792 -$1.1K EDGAR
2025-07-24 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −31,866 -$15.3K EDGAR
2025-05-28 SANGAMO THERAPEUTICS, INC (SGMO) Delisted Tax (F) −1,792 -$848 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.