Snider William

Director at Precipio, Inc. · on record since Jun 7, 2023
10% owner at Precipio, Inc. · on record since Jun 7, 2023
Director at ALPHA INNOTECH CORP · on record since Apr 18, 2006
Greater than 5% holder at BIOMERICA INC · on record since Sep 27, 2010
Director at Telesis Bio Inc. · on record since Jun 23, 2021
10% owner at Telesis Bio Inc. · on record since Jun 23, 2021
Director at HARVARD BIOSCIENCE INC · on record since Jun 11, 2026

Insider trading activity of Snider William

Transactions on record: 55; since Dec 9, 2005

Open-market buys: 17; $339.9K

Open-market sells: 1; $8.1K

Companies traded: 5; last filing Jun 11, 2026

Figures computed from official regulatory filings — .

Companies where Snider William has traded

HARVARD BIOSCIENCE INC4 tx · $103.6K · Jun 11, 2026
Precipio, Inc.3 tx · Jun 7, 2023
Telesis Bio Inc.6 tx · Jun 13, 2022
BIOMERICA INC2 tx · $400K · Sep 27, 2010
ALPHA INNOTECH CORP40 tx · $636.7K · Oct 29, 2009

Track record of Snider William

Statistical track record

Free account

Open-market buys: 17

Last buy: Mar 17, 2026

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of Snider William

Co-insiders of Snider William

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
HARVARD BIOSCIENCE INCListing on record	Jun 11, 2026	Award	16,556	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARVARD BIOSCIENCE INCListing on record	Mar 18, 2026	Buy	8,475	4.85 USD	$41.1K	conv 52Cluster	SEC
HARVARD BIOSCIENCE INCListing on record	Mar 18, 2026	Buy	12,525	4.99 USD	$62.5K	conv 74ClusterFirst in 12mo	SEC
HARVARD BIOSCIENCE INCListing on record	Dec 30, 2025	Award	110,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	20,000	—	n/a (No price was disclosed in the filing)		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	423,137	—	n/a (No price was disclosed in the filing)		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	846,274	—	n/a (No price was disclosed in the filing)		SEC
Telesis Bio Inc.Listing on record	Jun 13, 2022	AwardD (derivative)	30,945	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 13, 2022	Award	20,630	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-541,677	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-277,368	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	Other	1,319,045	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOMERICA INCListing on record	Sep 27, 2010	Other	-500,000	0.40	$200K	Unusual size	SEC
BIOMERICA INCListing on record	Sep 27, 2010	Other	500,000	0.40	$200K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-34,287	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.55	$5.5K		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	1.10	$11K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-100,000	0.70	$70K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-125,000	0.30	$37.5K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-56,250	0.70	$39.4K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	Other	-310,000	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.52	$5.2K		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.30	$3K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
HARVARD BIOSCIENCE INCListing on record	Jun 11, 2026	Award	16,556	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HARVARD BIOSCIENCE INCListing on record	Mar 18, 2026	Buy	8,475	4.85 USD	$41.1K	conv 52Cluster	SEC
HARVARD BIOSCIENCE INCListing on record	Mar 18, 2026	Buy	12,525	4.99 USD	$62.5K	conv 74ClusterFirst in 12mo	SEC
HARVARD BIOSCIENCE INCListing on record	Dec 30, 2025	Award	110,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	20,000	—	n/a (No price was disclosed in the filing)		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	423,137	—	n/a (No price was disclosed in the filing)		SEC
Precipio, Inc.Listing on record	Jun 7, 2023	AwardD (derivative)	846,274	—	n/a (No price was disclosed in the filing)		SEC
Telesis Bio Inc.Listing on record	Jun 13, 2022	AwardD (derivative)	30,945	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 13, 2022	Award	20,630	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-541,677	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-277,368	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	Other	1,319,045	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Telesis Bio Inc.Listing on record	Jun 23, 2021	OtherD (derivative)	-500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOMERICA INCListing on record	Sep 27, 2010	Other	-500,000	0.40	$200K	Unusual size	SEC
BIOMERICA INCListing on record	Sep 27, 2010	Other	500,000	0.40	$200K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-34,287	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.55	$5.5K		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	1.10	$11K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-100,000	0.70	$70K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-125,000	0.30	$37.5K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-56,250	0.70	$39.4K	Unusual size	SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	Other	-310,000	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.52	$5.2K		SEC
ALPHA INNOTECH CORPListing unverified	Oct 29, 2009	OtherD (derivative)	-10,000	0.30	$3K		SEC