DIEKMAN JOHN D

10% owner at Skye Bioscience, Inc. · on record since Aug 28, 2023
Director at AFFYMETRIX INC · on record since Nov 13, 2006
10% owner at VIVEVE MEDICAL, INC. · on record since Sep 25, 2014
10% owner at Enterprise Informatics Inc · on record since Jul 25, 2014
10% owner at Cidara Therapeutics, Inc. · on record since Apr 22, 2015
10% owner at PHASERX, INC. · on record since May 23, 2016
10% owner at LOT78, INC. · on record since Jul 19, 2016
Fomer 10% owner at LOT78, INC. · on record since Apr 26, 2017
10% owner at scPharmaceuticals Inc. · on record since Nov 21, 2017
10% owner at Q32 Bio Inc. · on record since Mar 27, 2018
10% owner at ARVINAS, INC. · on record since Sep 26, 2018
10% owner at Crinetics Pharmaceuticals, Inc. · on record since Jul 20, 2018
Director at IDEAYA Biosciences, Inc. · on record since May 28, 2019
Former 10% holder at Crinetics Pharmaceuticals, Inc. · on record since Jun 25, 2019
10% owner at Aprea Therapeutics, Inc. · on record since Oct 9, 2019
10% owner at IDEAYA Biosciences, Inc. · on record since Nov 13, 2020
Former 10% holder at Aprea Therapeutics, Inc. · on record since Oct 7, 2020
Director at Zai Lab Ltd · on record since Jan 20, 2021
10% owner at · on record since Dec 13, 2021

Insider trading activity of DIEKMAN JOHN D

Transactions on record: 74; since Aug 25, 2003

Open-market buys: 3; $14.5M

Open-market sells: 31; $17.3M

Companies traded: 7; last filing Jun 22, 2026

Figures computed from official regulatory filings — .

Companies where DIEKMAN JOHN D has traded

13 tx · $1.4M · Jun 22, 2026
1 tx · $12M · Feb 2, 2024
6 tx · $2.5M · Oct 11, 2022
11 tx · $2.5M · Dec 19, 2019
2 tx · $5.1M · Apr 1, 2019
2 tx · $5.7M · Jan 24, 2019
39 tx · $4.1M · May 15, 2012

Track record of DIEKMAN JOHN D

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of DIEKMAN JOHN D

Co-insiders of DIEKMAN JOHN D

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Zai Lab LtdListing on record	Jun 22, 2026	Award	22,371	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Jun 23, 2025	Award	10,831	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Jun 20, 2024	Award	21,253	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Skye Bioscience, Inc.Listing on record	Feb 2, 2024	Buy	5,206,074	2.31 USD	$12M	conv 68First in 12mo	SEC
Zai Lab LtdListing on record	Jun 30, 2023	Award	18,903	26.45 USD	$500K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-30,457	5.02 USD	$152.9K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-1,269	5.02 USD	$6.4K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-87,036	4.09 USD	$356K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-5,808	5.02 USD	$29.2K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-456,413	4.09 USD	$1.9M		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-19,017	4.09 USD	$77.8K		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Gift	-7,818	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Other	-3,515	142.25 USD	$500K		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Gift	-7,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Feb 7, 2022	Sell	-1,000	50.17 USD	$50.2K		SEC
Zai Lab LtdListing on record	Jan 4, 2022	Award	7,763	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Nov 8, 2021	Sell	-1,000	91.65 USD	$91.7K		SEC
Zai Lab LtdListing on record	Aug 5, 2021	Sell	-1,000	149.50 USD	$149.5K		SEC
Zai Lab LtdListing on record	May 6, 2021	Sell	-1,000	153.62 USD	$153.6K		SEC
Zai Lab LtdListing on record	Jan 20, 2021	Award	3,852	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IDEAYA Biosciences, Inc.Listing on record	Dec 19, 2019	AwardD (derivative)	11,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Other	578,447	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Other	24,101	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	OtherD (derivative)	-71,745	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Buy	240,000	10.00 USD	$2.4M	conv 48ClusterFirst in 12mo	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Zai Lab LtdListing on record	Jun 22, 2026	Award	22,371	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Jun 23, 2025	Award	10,831	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Jun 20, 2024	Award	21,253	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Skye Bioscience, Inc.Listing on record	Feb 2, 2024	Buy	5,206,074	2.31 USD	$12M	conv 68First in 12mo	SEC
Zai Lab LtdListing on record	Jun 30, 2023	Award	18,903	26.45 USD	$500K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-30,457	5.02 USD	$152.9K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-1,269	5.02 USD	$6.4K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-87,036	4.09 USD	$356K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-5,808	5.02 USD	$29.2K		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-456,413	4.09 USD	$1.9M		SEC
scPharmaceuticals Inc.Listing unverified	Oct 11, 2022	Sell	-19,017	4.09 USD	$77.8K		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Gift	-7,818	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Other	-3,515	142.25 USD	$500K		SEC
Zai Lab LtdListing on record	Feb 14, 2022	Gift	-7,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Feb 7, 2022	Sell	-1,000	50.17 USD	$50.2K		SEC
Zai Lab LtdListing on record	Jan 4, 2022	Award	7,763	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Zai Lab LtdListing on record	Nov 8, 2021	Sell	-1,000	91.65 USD	$91.7K		SEC
Zai Lab LtdListing on record	Aug 5, 2021	Sell	-1,000	149.50 USD	$149.5K		SEC
Zai Lab LtdListing on record	May 6, 2021	Sell	-1,000	153.62 USD	$153.6K		SEC
Zai Lab LtdListing on record	Jan 20, 2021	Award	3,852	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IDEAYA Biosciences, Inc.Listing on record	Dec 19, 2019	AwardD (derivative)	11,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Other	578,447	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Other	24,101	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	OtherD (derivative)	-71,745	—	n/a (No price was disclosed in the filing)		SEC
IDEAYA Biosciences, Inc.Listing on record	May 28, 2019	Buy	240,000	10.00 USD	$2.4M	conv 48ClusterFirst in 12mo	SEC