R Mark Graf Net Worth - Insider Trades and Bio as of Jun 10, 2026

SIGSIGNET JEWELERS LTDSEC CIK: 0001494757

Estimated Net Worth

$28.1 Million

Last Updated: May 19, 2026 11:38 PM EST

Transaction Summary

Total Transactions65

Buy-Sell Ratio0.10

Buy Transactions1

Sell Transactions10

Transaction Volume

Total Volume-$15.84M

Net Volume$15.84M

Buy Volume$1.02K

Sell Volume-$15.84M

Trade Analysis

AVG Trade Size-$395.26K

Largest Trade$101.57K

Most Active MonthJan

Most Active Year2019

Trading Sentiment

OverallBullish

Recent TradeNeutral

Last 90 Days0 Trades

ConvictionNone

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

R. Mark Graf has an estimated net worth of $28.1 Million. This is based on reported shares across multiple companies, which include Discover Financial Services, SIGNET JEWELERS LTD, Harmony Biosciences Holdings, Inc., BNC BANCORP, and Marqeta, Inc..

2025 was R. Mark Graf's most active year for acquiring shares with 6 total transactions. R. Mark Graf's most active month to acquire stocks was the month of May. 2015 was R. Mark Graf's most active year for disposing of shares, totalling 4 transactions. R. Mark Graf's most active month to dispose stocks was the month of January. 2017 saw R. Mark Graf paying a total of $2,826,722.08 for 54,322 shares, this is the most they've acquired in one year. In 2015 R. Mark Graf cashed out on 92,415 shares for a total of $5,559,984.44, their largest year based on trade value.

Holdings & Transactions

SIGsignet jewelers ltd

Updated: Feb 23, 2026VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.00	6.70	—	—	Feb 23, 2026	31.61K	Grant	—	Feb 20	View
From 4	0.00	6.90	—	—	Dec 01, 2025	31.61K	Grant	—	Nov 21	View
From 4	0.00	7.58	—	—	Aug 26, 2025	31.60K	Grant	—	Aug 22	View
From 4	0.07	2.01K	—	—	Jul 02, 2025	31.59K	Grant	—	Jul 01	View
From 4	0.06	1.64K	—	—	Jul 01, 2024	29.58K	Grant	—	Jun 28	View
From 4	0.10	2.47K	—	—	Jun 20, 2023	27.94K	Grant	—	Jun 16	View
From 4	0.12	2.67K	—	—	Jun 21, 2022	25.47K	Grant	—	Jun 17	View
From 4	0.10	2.01K	—	—	Jun 28, 2021	22.80K	Grant	—	Jun 25	View
From 4	0.01	279.00	—	—	Mar 26, 2021	20.79K	Grant	—	Mar 25	View
From 4	0.03	548.00	—	—	Dec 29, 2020	20.51K	Grant	—	Dec 28	View
From 4	0.04	729.00	—	—	Sep 29, 2020	19.97K	Grant	—	Sep 25	View
From 4	0.06	1.07K	—	—	Jun 29, 2020	19.24K	Grant	—	Jun 25	View
From 4	0.49	5.95K	—	—	Jun 16, 2020	18.17K	Grant	—	Jun 12	View
From 4	1.56	7.44K	—	—	Jun 17, 2019	12.22K	Grant	—	Jun 14	View
From 4	1.11	2.51K	—	—	Jun 18, 2018	4.77K	Grant	—	Jun 15	View
From 4	—	2.26K	—	—	Jul 03, 2017	2.26K	Grant	—	Jul 01	View
From 3	—	—	—	—	Jul 03, 2017	—	—	—	—	View

HRMYharmony biosciences holdings, inc.

Updated: May 16, 2025VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	14.52K	—	—	May 16, 2025	14.52K	Grant	—	May 25	View
From 4	—	6.34K	—	—	May 31, 2024	6.34K	Grant	—	May 29	View
From 4	0.31	5.22K	—	—	May 26, 2023	21.82K	Grant	—	May 25	View
From 4	—	4.74K	—	—	May 24, 2022	4.74K	Grant	—	May 20	View
From 4	—	7.25K	—	—	Jun 14, 2021	7.25K	Grant	—	May 20	View
From 4	—	4.60K	—	—	Nov 13, 2020	4.60K	Grant	—	Nov 11	View
From 3	—	—	—	—	Nov 13, 2020	—	—	—	—	View

MQmarqeta, inc.

Updated: Jul 23, 2025VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	—	—	—	Jul 23, 2025	77.37K	Options	—	Jul 19	View
From 4	—	36.30K	—	—	Jun 16, 2025	113.67K	Grant	—	Jun 12	View
From 4	—	77.37K	—	—	Jul 23, 2024	77.37K	Grant	—	Jul 19	View
From 3	—	—	—	—	Jul 23, 2024	—	—	—	—	View

DFSdiscover financial services

EVP & Chief Financial Officer Officer

Updated: Jul 26, 2019VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.09	4.78K	$92.44	-$441.49K	Jul 26, 2019	51.30K	Sale	—	Jul 25	View
From 4/A	-0.23	22.81K	$68.40	-$1.56M	May 07, 2019	75.08K	Tax	—	Feb 01	View
From 4	-0.35	30.74K	$81.92	-$2.52M	May 01, 2019	56.07K	Sale	—	Apr 29	View
From 4	0.18	11.73K	—	—	Feb 22, 2019	76.50K	Grant	—	Feb 20	View
From 4	-0.34	33.13K	$68.40	-$2.27M	Feb 05, 2019	64.77K	Tax	—	Feb 01	View
From 4	0.36	26.00K	—	—	Jan 23, 2019	97.90K	Grant	—	Jan 21	View
From 4	0.19	11.34K	—	—	Feb 26, 2018	71.89K	Grant	—	Feb 22	View
From 4	-0.42	43.80K	$80.22	-$3.51M	Feb 05, 2018	60.55K	Sale	—	Feb 01 - 02	View
From 4	0.27	21.95K	—	—	Jan 29, 2018	104.35K	Grant	—	Jan 25	View
From 4	-0.17	16.50K	$66.67	-$1.10M	Oct 31, 2017	82.40K	Sale	—	Oct 27	View
From 4	-0.23	29.58K	$64.50	-$1.91M	May 01, 2017	98.91K	Sale	—	Apr 27	View
From 4	0.09	10.96K	—	—	Feb 24, 2017	128.49K	Grant	—	Feb 22	View
From 4/A	0.01	1.48K	$68.77	$101.57K	Feb 24, 2017	117.53K	Grant	—	Feb 01	View
From 4	-0.07	8.15K	$68.77	-$560.82K	Feb 03, 2017	107.90K	Grant	—	Feb 01	View
From 4	-0.18	25.03K	$56.78	-$1.42M	Oct 31, 2016	116.05K	Sale	—	Oct 27	View
From 4	-0.12	19.81K	$56.65	-$1.12M	Apr 27, 2016	141.08K	Sale	—	Apr 26	View
From 4	0.11	15.42K	$46.05	-$1.74M	Feb 03, 2016	160.90K	Grant	—	Feb 01	View
From 4	0.12	16.05K	—	—	Jan 27, 2016	145.48K	Grant	—	Jan 22	View
From 4	-0.02	2.37K	$53.62	-$126.86K	Jan 05, 2016	129.43K	Tax	—	Jan 02	View
From 4	-0.13	20.00K	$56.48	-$1.13M	Oct 27, 2015	131.79K	Sale	—	Oct 26	View
From 4	0.82	68.60K	—	—	May 01, 2015	151.79K	Grant	—	Apr 29	View
From 4	-0.06	5.75K	$54.38	-$312.79K	Feb 03, 2015	83.19K	Tax	—	Feb 01	View
From 4	-0.24	27.50K	$56.65	-$1.56M	Jan 27, 2015	88.94K	Sale	—	Jan 26	View
From 4	0.11	11.99K	—	—	Jan 26, 2015	116.44K	Grant	—	Jan 22	View
From 4	0.47	33.59K	$65.36	-$2.56M	Jan 06, 2015	104.45K	Grant	—	Jan 02	View
From 4	-0.21	18.71K	$60.00	-$1.12M	Aug 05, 2014	70.86K	Sale	—	Aug 05	View
From 4	-0.04	3.64K	$53.65	-$195.23K	Feb 04, 2014	89.57K	Tax	—	Feb 01	View
From 4	0.18	14.09K	—	—	Jan 24, 2014	93.21K	Grant	—	Jan 22	View
From 4	-0.07	5.81K	$55.36	-$321.42K	Jan 07, 2014	79.12K	Tax	—	Jan 03	View
From 4	0.39	23.66K	—	—	Jan 24, 2013	84.92K	Grant	—	Jan 22	View
From 4	-0.09	5.84K	$39.53	-$230.89K	Jan 08, 2013	61.27K	Tax	—	Jan 04	View
From 4	-0.05	3.45K	$24.00	-$82.90K	Jan 10, 2012	67.11K	Tax	—	Jan 06	View
From 4	0.70	29.10K	—	—	Dec 13, 2011	70.56K	Grant	—	Dec 09	View
From 4	—	41.46K	—	—	Apr 13, 2011	41.46K	Grant	—	Apr 11	View
From 3	—	—	—	—	Apr 13, 2011	—	—	—	—	View

bnc bancorp

Updated: Sep 15, 2010

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	100.00	$10.25	$1.03K	Sep 15, 2010	100.00	Purchase	—	Sep 14	View
From 3	—	—	—	—	Jun 24, 2010	—	—	—	—	View

Benzinga

Benzinga

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Holdings & Transactions