Bradley J Bolzon PhD Net Worth - Insider Trades and Bio as of Jun 16, 2026

CRSPCRISPR Therapeutics AGSEC CIK: 0001354345

Estimated Net Worth

$27 Million

Last Updated: May 19, 2026 03:20 AM EST

Transaction Summary

Total Transactions98

Buy-Sell Ratio0.21

Buy Transactions10

Sell Transactions48

Transaction Volume

Total Volume-$108.28M

Net Volume$168.55M

Buy Volume$30.13M

Sell Volume-$138.41M

Trade Analysis

AVG Trade Size-$949.89K

Largest Trade$15.50M

Most Active MonthNov

Most Active Year2020

Trading Sentiment

OverallBullish

Recent TradeNeutral

Last 90 Days0 Trades

ConvictionNone

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Bradley J Phd Bolzon has an estimated net worth of $27 Million. This is based on reported shares across multiple companies, which include Inogen Inc, SECOND SIGHT MEDICAL PRODUCTS INC, HELICOS BIOSCIENCES CORP, Alexza Pharmaceuticals Inc., Flexion Therapeutics Inc, Monte Rosa Therapeutics, Inc., CRISPR Therapeutics AG, Black Diamond Therapeutics, Inc., NOVACEA INC, and PHASERX, INC..

2020 was Bradley J Phd Bolzon's most active year for acquiring shares with 20 total transactions. Bradley J Phd Bolzon's most active month to acquire stocks was the month of May. 2021 was Bradley J Phd Bolzon's most active year for disposing of shares, totalling 27 transactions. Bradley J Phd Bolzon's most active month to dispose stocks was the month of May. 2017 saw Bradley J Phd Bolzon paying a total of $0.00 for 55,447 shares, this is the most they've acquired in one year. In 2020 Bradley J Phd Bolzon cashed out on 340,648 shares for a total of $5,869,624.72, their largest year based on trade value.

Holdings & Transactions

CRSPcrispr therapeutics ag

Updated: Jun 10, 2022VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	12.00K	—	—	Jun 10, 2022	12.00K	Grant	—	Jun 09	View
From 4	-0.06	10.00K	$126.43	-$1.26M	Jul 21, 2021	498.56K	Sale	Scheduled	Jul 19	View
From 4	-0.67	1.04M	$149.49	-$7.11M	Jun 30, 2021	510.25K	Sale	Scheduled	Jun 28 - 29	View
From 4	-0.16	30.38K	$152.48	-$4.63M	Jun 30, 2021	158.83K	Sale	Scheduled	Jun 28	View
From 4	-0.33	10.00K	$126.61	-$1.27M	Jun 15, 2021	1.58M	Sale	Scheduled	Jun 11	View
From 4	—	10.00K	—	—	Jun 14, 2021	10.00K	Grant	—	Jun 10	View
From 4	-0.50	30.37K	$132.37	-$4.02M	Mar 24, 2021	1.59M	Sale	Scheduled	Mar 22	View
From 4	-0.24	264.88K	—	—	Mar 03, 2021	1.72M	Disposition	Scheduled	Mar 01	View
From 4	-0.36	1.16M	$149.11	-$25.50M	Feb 23, 2021	2.04M	Sale	—	Feb 19	View
From 4	-0.04	15.00K	$148.95	-$2.23M	Dec 18, 2020	3.04M	Sale	Scheduled	Dec 16	View
From 4/A	-0.81	33.00K	$143.35	-$4.73M	Dec 17, 2020	3.06M	Sale	Scheduled	Dec 10	View
From 4	-0.10	33.00K	$143.35	-$4.73M	Dec 14, 2020	3.06M	Sale	Scheduled	Dec 10	View
From 4	-0.33	171.00K	$154.53	-$26.42M	Dec 09, 2020	3.09M	Sale	—	Dec 07	View
From 4	-0.22	394.36K	—	—	Nov 02, 2020	3.26M	Disposition	Scheduled	Oct 29	View
From 4	-0.15	315.49K	—	—	Sep 24, 2020	3.65M	Disposition	Scheduled	Sep 22	View
From 4	-0.01	3.04K	$86.87	-$263.64K	Sep 22, 2020	3.97M	Sale	Scheduled	Sep 18	View
From 4	-0.02	8.96K	$86.98	-$779.78K	Sep 18, 2020	3.97M	Sale	Scheduled	Sep 16	View
From 4	-0.00	1.16K	$84.89	-$98.05K	Sep 16, 2020	3.98M	Sale	Scheduled	Sep 14	View
From 4	-0.06	180.59K	$85.36	-$1.95M	Sep 11, 2020	3.98M	Sale	Scheduled	Sep 09 - 10	View
From 4	-0.50	60.00K	$58.87	-$4.04M	Sep 03, 2020	4.22M	Sale	—	Sep 01	View
From 4	-0.03	20.00K	$82.39	-$1.65M	Jul 08, 2020	4.16M	Sale	Scheduled	Jul 06	View
From 4	-0.03	20.00K	$73.93	-$1.48M	Jun 24, 2020	4.18M	Sale	Scheduled	Jun 22 - 23	View
From 4	—	15.00K	—	—	Jun 15, 2020	15.00K	Grant	—	Jun 11	View
From 4	-0.07	42.00K	$67.41	-$2.83M	Nov 21, 2019	4.21M	Sale	Scheduled	Nov 19	View
From 4	-0.60	21.00K	$51.89	-$1.09M	Nov 01, 2019	4.25M	Sale	Scheduled	Oct 30	View
From 4	—	15.00K	—	—	Jun 13, 2019	15.00K	Grant	—	Jun 11	View
From 4	—	30.00K	—	—	Jun 15, 2018	30.00K	Grant	—	Jun 15	View
From 4	-0.06	44.00K	$57.99	-$2.55M	May 17, 2018	674.76K	Sale	—	May 15	View
From 4	-0.04	128.95K	$50.76	-$6.50M	May 09, 2018	2.76M	Sale	Scheduled	May 07 - 08	View
From 4	-0.02	30.57K	$50.28	-$1.54M	May 02, 2018	1.52M	Sale	Scheduled	Apr 30	View
From 4	-0.07	222.26K	$50.08	-$11.14M	Apr 30, 2018	3.03M	Sale	Scheduled	Apr 26 - 27	View
From 4	-0.01	22.84K	$50.90	-$1.16M	Apr 26, 2018	1.73M	Sale	Scheduled	Apr 24	View
From 4	-0.13	585.73K	$50.83	-$5.17M	Apr 24, 2018	4.05M	Sale	Scheduled	Apr 20 - 23	View
From 4	-0.48	26.02K	$20.30	-$528.24K	Dec 27, 2017	27.72K	Sale	Scheduled	Dec 22	View
From 4	-0.03	1.71K	$20.21	-$34.50K	Nov 28, 2017	53.74K	Sale	Scheduled	Nov 24 - 27	View
From 4	-0.33	2.25M	—	—	Sep 07, 2017	4.66M	Disposition	—	Sep 05	View
From 4	—	30.00K	—	—	Jun 02, 2017	30.00K	Grant	—	May 31	View
From 4	0.03	191.00K	$14.00	—	Dec 23, 2016	7.65M	Purchase	—	Oct 18 - 24	View
From 3/A	—	—	—	—	Dec 23, 2016	923.66K	—	—	—	View
From 4	—	30.00K	—	—	Oct 20, 2016	30.00K	Grant	—	Oct 18	View
From 3	—	—	—	—	Oct 18, 2016	581.66K	—	—	—	View

GLUEmonte rosa therapeutics, inc.

Updated: Jun 30, 2021VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.70	21.24M	$19.00	—	Jun 30, 2021	8.90M	Buy-Options	—	Jun 28	View
From 4	1.77	6.32M	$2.32	$15.15M	Jun 25, 2021	9.90M	Grant	—	Feb 24 - 23	View
From 3	—	—	—	—	Jun 23, 2021	283.25K	—	—	—	View

BDTXblack diamond therapeutics, inc.

Updated: Jun 22, 2021VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	15.00K	—	—	Jun 22, 2021	15.00K	Grant	—	Jun 18	View
From 4	-0.02	20.77K	—	—	Dec 16, 2020	6.45M	Disposition	Scheduled	Dec 14	View
From 4	-0.08	433.30K	$33.15	-$344.51K	Dec 01, 2020	6.47M	Sale	Scheduled	Nov 27 - 30	View
From 4	-0.10	757.98K	—	—	Nov 25, 2020	6.91M	Disposition	—	Nov 23	View
From 4	-0.02	130.02K	$33.01	-$4.29M	Nov 23, 2020	7.66M	Sale	Scheduled	Nov 19	View
From 4	-0.00	4.73K	$33.07	-$156.35K	Nov 19, 2020	13.71M	Sale	Scheduled	Nov 17 - 18	View
From 4	-0.00	4.70K	$33.39	-$158.59K	Nov 17, 2020	13.72M	Sale	Scheduled	Nov 13 - 16	View
From 4	-0.07	960.14K	$34.15	-$532.64K	Nov 13, 2020	12.76M	Sale	Scheduled	Nov 11 - 12	View
From 4	-0.00	39.58K	$34.28	-$1.35M	Nov 12, 2020	15.41M	Sale	Scheduled	Nov 10 - 11	View
From 4	-0.00	9.40K	$33.10	-$310.95K	Nov 10, 2020	15.48M	Sale	Scheduled	Nov 06 - 09	View
From 4	-0.00	11.35K	$33.15	-$376.13K	Nov 06, 2020	15.50M	Sale	Scheduled	Nov 04 - 05	View
From 4	-0.00	8.90K	$33.17	-$296.29K	Oct 28, 2020	15.52M	Sale	Scheduled	Oct 26 - 27	View
From 4	-0.00	15.75K	$33.34	-$526.53K	Oct 20, 2020	22.25M	Sale	Scheduled	Oct 15 - 19	View
From 4	-0.00	17.24K	$33.24	-$574.02K	Oct 15, 2020	15.57M	Sale	Scheduled	Oct 13 - 14	View
From 4	-0.00	22.63K	$33.42	-$757.92K	Oct 13, 2020	22.34M	Sale	Scheduled	Oct 08 - 12	View
From 4	-0.02	334.06K	$33.41	-$1.54M	Oct 08, 2020	16.75M	Sale	Scheduled	Oct 06 - 07	View
From 4	-0.07	725.44K	—	—	Sep 21, 2020	9.22M	Disposition	Scheduled	Sep 17	View
From 4	-0.05	298.28K	—	—	Aug 20, 2020	9.95M	Disposition	—	Aug 18	View
From 4	-0.04	298.28K	—	—	Aug 14, 2020	10.24M	Disposition	Scheduled	Aug 12	View
From 4	-0.00	13.79K	$33.06	-$455.99K	Aug 12, 2020	18.47M	Sale	Scheduled	Aug 10 - 11	View
From 4	-0.08	327.73K	—	—	Jul 29, 2020	10.56M	Disposition	Scheduled	Jul 27	View
From 4	-0.35	18.57M	$19.00	$15.50M	Feb 05, 2020	33.98M	Buy-Options	—	Feb 03	View
From 3	—	—	—	—	Jan 29, 2020	331.59K	—	—	—	View

flexion therapeutics inc

Updated: Jun 10, 2016

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.25	714.28K	$14.00	$10.00M	Jun 10, 2016	3.92M	Purchase	—	Jun 08	View
From 4	—	—	$17.61	$39.62K	Sep 12, 2014	9.00K	Options	—	Sep 10	View
From 4	—	9.00K	—	—	Mar 04, 2014	9.00K	Grant	—	Mar 03	View
From 4	-0.86	19.61M	$13.00	—	Feb 20, 2014	3.21M	Buy-Options	—	Feb 18	View
From 3	—	—	—	—	Feb 11, 2014	105.78K	—	—	—	View

phaserx, inc.

Updated: May 24, 2016

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.21	341.96K	$2.51	$3.00M	May 24, 2016	1.94M	Purchase	—	May 23	View
From 3/A	—	—	—	—	May 24, 2016	1.60M	—	—	—	View
From 3	—	—	—	—	May 17, 2016	1.54M	—	—	—	View

INGNinogen inc

Updated: May 11, 2015VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4/A	-0.11	384.69K	$24.30	-$179.53K	May 11, 2015	3.03M	Sale	—	Nov 05 - 07	View
From 4	-0.35	735.77K	—	—	Jan 08, 2015	1.39M	Disposition	—	Jan 06 - 07	View
From 4	-1.00	7.95K	$30.98	-$246.16K	Jan 06, 2015	2.13M	Sale	—	Jan 05	View
From 4/A	-0.18	478.05K	—	—	Jan 05, 2015	2.15M	Disposition	—	Dec 18	View
From 4	-1.00	9.79K	$29.74	-$291.01K	Dec 29, 2014	2.14M	Sale	—	Dec 23	View
From 4	-0.18	478.05K	—	—	Dec 22, 2014	2.15M	Disposition	—	Dec 18	View
From 4	-0.41	28.23K	$24.80	-$699.25K	Nov 19, 2014	2.62M	Sale	—	Nov 17 - 19	View
From 4	-0.22	753.69K	$25.13	-$237.09K	Nov 14, 2014	2.65M	Sale	—	Nov 12 - 14	View
From 4	-1.00	8.64K	$24.53	-$211.69K	Nov 12, 2014	3.41M	Sale	—	Nov 10	View
From 4	0.04	4.44K	$24.30	-$179.53K	Nov 07, 2014	3.41M	Acquisition	—	Nov 05 - 07	View
From 4	—	—	—	—	Oct 28, 2014	3.41M	—	—	—	View
From 4	—	—	—	—	Oct 14, 2014	3.41M	—	—	—	View
From 4	-0.77	51.70K	—	—	Oct 09, 2014	3.41M	Disposition	—	Oct 07	View

VANIsecond sight medical products inc

Updated: Dec 02, 2014VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 3/A	—	—	—	—	Dec 02, 2014	4.49M	—	—	—	View
From 3	—	—	—	—	Nov 18, 2014	4.49M	—	—	—	View

helicos biosciences corp

Updated: Sep 21, 2009

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.03	403.75K	$1.33	$638.33K	Sep 21, 2009	15.90M	Purchase	—	Sep 18	View
From 4	6.46	13.79M	—	—	Dec 29, 2008	15.93M	Purchase	—	Dec 23	View
From 4	-0.77	6.97M	$9.00	$1.00M	Jun 01, 2007	2.14M	Buy-Options	—	May 30	View
From 3	—	—	—	—	May 24, 2007	—	—	—	—	View

alexza pharmaceuticals inc.

Updated: Mar 14, 2006

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.80	8.95M	—	—	Mar 14, 2006	2.18M	Options	—	Mar 13	View
From 3	—	—	—	—	Mar 08, 2006	—	—	—	—	View

novacea inc

Updated: May 15, 2006

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.13	230.77K	—	—	May 15, 2006	2.07M	Purchase	—	May 15	View
From 3	—	—	—	—	May 09, 2006	—	—	—	—	View

Benzinga

Benzinga

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Holdings & Transactions