LEONE D PATTERSON

CIK 1233539 · EVP, Chief Bus & Fin Officer · last filed 2026-06-11

LEONE D PATTERSON is an EVP, Chief Bus & Fin Officer who has filed 41 SEC Form 4 insider transactions across 6 companies since 2016. The most recent filing, for NKTX, was dated Jun 11, 2026. Across all open-market trades the lifetime net is −$2.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $78.7K 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.

Loading insider history…
Disclosed Exposure

$78.7K

Companies

6

Total Filings

41

Lifetime Open-Market Net

-$2.21M

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
NKTX Director $2.86 $0 7 2026-06-11
KLRS Director $4.33 $0 2 2026-06-04
ZYME EVP, Chief Bus & Fin Officer 459 $22.88 $10.5K $0 3 2026-01-07
TNYA Chief Fin. and Bus. Officer 95,755 $0.71 $68.2K -$47.4K 5 2024-02-27
Climb Bio, Inc. (ELYM) Delisted Director $5.11 $0 1 2022-06-01
Adverum Biotechnologies, Inc. (ADVM) Delisted President and CFO 97,955 $4.36 $427.1K -$2.17M 18 2021-02-18

Recent Filings

41 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-11 NKTX Grant (A) $0 EDGAR
2026-06-04 KLRS Grant (A) $0 EDGAR
2026-01-07 ZYME Grant (A) +459 $4.8K EDGAR
2025-06-09 NKTX Grant (A) $0 EDGAR
2025-04-11 KLRS Grant (A) $0 EDGAR
2025-01-10 ZYME Grant (A) $0 EDGAR
2024-09-03 ZYME Grant (A) $0 EDGAR
2024-06-14 NKTX Grant (A) $0 EDGAR
2024-02-27 TNYA Grant (A) +35,000 $0 EDGAR
2024-02-16 TNYA Sell (S) −5,201 -$30.5K EDGAR
Showing 110 of 41
Page 1 of 5
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.