Donal L Mulligan Net Worth - Insider Trades and Bio as of Jun 8, 2026

TNCTENNANT COSEC CIK: 0001406019

Estimated Net Worth

$27.2 Million0.0%vs Last Year

Last Updated: May 21, 2026 12:51 AM EST

Transaction Summary

Total Transactions98

Buy-Sell Ratio0.46

Buy Transactions6

Sell Transactions13

Transaction Volume

Total Volume-$10.71M

Net Volume$14.55M

Buy Volume$1.92M

Sell Volume-$12.63M

Trade Analysis

AVG Trade Size-$196.26K

Largest Trade$504.13K

Most Active MonthJun

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

Donal L Mulligan has an estimated net worth of $27.2 Million. This is based on reported shares across multiple companies, which include GENERAL MILLS INC, TENNANT CO, ENERGIZER HOLDINGS, INC., and HERBALIFE LTD..

2012 was Donal L Mulligan's most active year for acquiring shares with 10 total transactions. Donal L Mulligan's most active month to acquire stocks was the month of May. 2019 was Donal L Mulligan's most active year for disposing of shares, totalling 17 transactions. Donal L Mulligan's most active month to dispose stocks was the month of May. 2019 saw Donal L Mulligan paying a total of $8,261,964.31 for 312,564 shares, this is the most they've acquired in one year. In 2019 Donal L Mulligan cashed out on 551,669 shares for a total of $13,427,688.54, their largest year based on trade value.

Holdings & Transactions

TNCtennant co

Updated: May 11, 2026VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.07	1.49K	—	—	May 11, 2026	30.18K	Grant	—	May 07	View
From 4	-0.11	2.46K	$66.76	-$28.76	Apr 16, 2026	28.69K	Options	—	Apr 14	View
From 4	—	8.00K	$63.02	$504.13K	Mar 02, 2026	27.60K	Purchase	—	Feb 26 - 27	View
From 4	0.10	1.81K	—	—	May 08, 2025	19.60K	Grant	—	May 06	View
From 4	0.06	1.07K	—	—	May 10, 2024	17.79K	Grant	—	May 08	View
From 4	-0.12	2.36K	$87.56	-$105.83K	Feb 29, 2024	16.72K	Sale	Scheduled	Feb 27	View
From 4	-0.10	1.76K	$69.07	-$17.19K	Oct 05, 2023	16.72K	Sale	—	Oct 03	View
From 4	0.09	1.45K	—	—	May 05, 2023	16.72K	Grant	—	May 03	View
From 4	-0.13	2.32K	$57.49	-$50.55K	Apr 05, 2023	15.27K	Sale	—	Apr 03	View
From 4	0.13	1.74K	—	—	May 05, 2022	15.27K	Grant	—	May 03	View
From 4	-0.16	2.53K	$60.99	-$96.25K	Nov 03, 2021	13.53K	Sale	Scheduled	Nov 01	View
From 4	0.10	1.28K	—	—	May 11, 2021	13.53K	Grant	—	May 07	View
From 4	0.19	1.96K	—	—	May 13, 2020	12.25K	Grant	—	May 11	View
From 4	-0.15	1.75K	$60.41	-$68.58K	Dec 10, 2019	10.29K	Sale	—	Dec 05	View
From 4	-0.22	2.98K	$50.91	-$113.97K	Aug 02, 2019	10.29K	Sale	Scheduled	Jul 31	View
From 4	0.19	1.68K	—	—	May 10, 2019	10.29K	Grant	—	May 08	View
From 4	0.19	1.35K	—	—	Jun 19, 2018	8.62K	Grant	—	Apr 26	View
From 4	0.56	3.70K	—	—	May 01, 2017	10.28K	Grant	—	Apr 27	View
From 4	0.79	4.45K	—	—	May 02, 2016	10.12K	Grant	—	Apr 28	View
From 4	0.64	3.13K	—	—	May 04, 2015	8.02K	Grant	—	Apr 30	View
From 4	0.59	2.47K	—	—	Apr 25, 2014	6.66K	Grant	—	Apr 24	View
From 4	1.02	3.29K	—	—	Apr 26, 2013	6.52K	Grant	—	Apr 25	View
From 4	1.67	3.60K	—	—	Apr 26, 2012	5.76K	Grant	—	Apr 26	View
From 4	1.75	2.48K	—	—	Apr 29, 2011	3.91K	Grant	—	Apr 28	View
From 4	5.72	3.13K	—	—	Apr 30, 2010	3.68K	Grant	—	Apr 28	View
From 4	—	1.28K	$24.21	$13.24K	Feb 26, 2010	1.28K	Grant	—	Feb 26	View
From 3	—	—	—	—	Dec 17, 2009	—	—	—	—	View

ENRenergizer holdings, inc.

Updated: Jan 05, 2026VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	7.53K	—	—	Jan 05, 2026	7.53K	Grant	—	Jan 02	View
From 4	1.50	15.00K	$17.40	$261.00K	Dec 03, 2025	25.00K	Purchase	—	Dec 02	View
From 4	—	10.00K	$23.66	$236.60K	May 20, 2025	10.00K	Purchase	—	May 19	View
From 4	0.41	4.33K	—	—	Jan 03, 2025	14.85K	Options	—	Jan 02	View
From 4	—	4.71K	—	—	Jan 04, 2024	4.71K	Grant	—	Jan 02	View
From 4	0.73	4.24K	—	—	Jan 05, 2023	10.05K	Options	—	Jan 03	View
From 4	1.58	3.56K	—	—	Jan 05, 2022	5.81K	Options	—	Jan 03 - 04	View
From 4	—	2.25K	—	—	Apr 05, 2021	2.25K	Grant	—	Apr 01	View
From 3	—	—	—	—	Apr 05, 2021	—	—	—	—	View

HLFherbalife ltd.

Updated: May 12, 2026VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.21	11.88K	—	—	May 12, 2026	128.98K	Grant	—	May 08	View
From 4	0.62	21.86K	—	—	May 06, 2025	117.10K	Grant	—	May 02	View
From 4	0.92	45.66K	$9.65	$289.50K	May 06, 2024	95.25K	Purchase	—	May 03	View
From 4	1.29	11.03K	—	—	May 08, 2023	49.59K	Grant	—	May 04	View
From 4	1.00	15.00K	$19.32	$289.80K	Feb 24, 2023	38.56K	Purchase	—	Feb 22	View
From 4	1.75	15.00K	$22.69	$340.35K	May 12, 2022	23.56K	Purchase	—	May 11	View
From 4	1.70	5.39K	—	—	May 09, 2022	8.56K	Grant	—	May 05	View
From 4	—	3.17K	—	—	May 10, 2021	3.17K	Grant	—	May 06	View
From 3	—	—	—	—	Mar 05, 2021	—	—	—	—	View

GISgeneral mills inc

Chief Financial Officer Officer

Updated: Jul 17, 2019VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.01	2.42K	$53.12	-$128.34K	Jul 17, 2019	223.85K	Tax	—	Jul 15	View
From 4	-0.03	6.84K	$53.33	-$364.78K	Jul 03, 2019	226.26K	Tax	—	Jul 01	View
From 4	-0.02	5.01K	$52.52	-$263.23K	Jul 02, 2019	233.10K	Tax	—	Jun 30	View
From 4	0.13	32.81K	—	—	Jun 27, 2019	282.35K	Grant	—	Jun 25	View
From 4	-0.03	7.53K	$53.67	-$271.25K	Jun 26, 2019	249.53K	Grant	—	May 28 - 24	View
From 4	-0.33	126.34K	$43.70	-$1.59M	Mar 25, 2019	256.88K	Sale	Scheduled	Mar 21	View
From 4	-0.33	124.02K	$37.71	-$2.36M	Mar 15, 2019	256.88K	Sale	Scheduled	Aug 23 - 14	View
From 4	0.49	117.78K	—	—	Jun 28, 2018	362.65K	Grant	—	Jun 26	View
From 4	-0.26	87.14K	$44.85	-$1.39M	Dec 07, 2017	250.82K	Options	Scheduled	Jun 28 - 05	View
From 4	0.57	122.34K	—	—	Jun 29, 2017	340.26K	Grant	—	Jun 27	View
From 4	-0.03	7.15K	$55.94	-$370.10K	Jun 27, 2017	217.92K	Grant	—	Jun 08 - 25	View
From 4	-0.03	6.05K	—	—	Oct 18, 2016	224.97K	Grant	—	Jul 12 - 05	View
From 4	-0.05	11.43K	$71.94	-$821.99K	Jul 06, 2016	230.99K	Tax	—	Jul 01	View
From 4	-0.04	9.57K	$66.14	-$633.03K	Jun 28, 2016	242.42K	Tax	—	Jun 26	View
From 4	0.53	125.75K	—	—	Jun 23, 2016	366.24K	Grant	—	Jun 21	View
From 4	-0.16	45.97K	$55.73	-$5.16M	May 13, 2016	240.49K	Sale	Scheduled	May 12	View
From 4	-0.01	1.18K	$60.71	-$71.39K	Apr 27, 2016	224.02K	Tax	—	Apr 26	View
From 4	-0.01	1.75K	—	—	Nov 23, 2015	225.17K	Grant	—	Nov 18	View
From 4	-0.01	3.15K	—	—	Nov 12, 2015	226.92K	Grant	—	Nov 06	View
From 4	-0.00	500.00	—	—	Aug 18, 2015	230.04K	Grant	—	Jun 10	View
From 4	-0.05	12.00K	$57.38	-$688.56K	Jul 22, 2015	230.51K	Sale	—	Jul 21	View
From 4	0.29	66.77K	—	—	Jul 02, 2015	300.39K	Grant	—	Jun 30	View
From 4	0.00	148.29	—	—	Jun 30, 2015	233.62K	Grant	—	Jun 28	View
From 4	-0.15	41.91K	$41.12	-$749.63K	Apr 02, 2015	233.44K	Options	—	Sep 25 - 31	View
From 4	-0.07	15.97K	$52.31	-$835.23K	Jul 01, 2014	215.27K	Options	—	Jun 28	View
From 4	0.48	89.18K	—	—	Jun 26, 2014	278.66K	Grant	—	Jun 24	View
From 4	-0.16	34.65K	$38.85	-$1.06M	May 13, 2014	189.48K	Sale	Scheduled	May 09	View
From 4	-0.01	1.27K	—	—	Jan 21, 2014	189.42K	Grant	—	Oct 08	View
From 4	-0.08	16.74K	$48.53	-$812.39K	Jul 02, 2013	190.64K	Options	—	Jun 29	View
From 4	0.63	103.54K	—	—	Jun 27, 2013	272.11K	Grant	—	Jun 25	View
From 4	-0.16	30.57K	$32.08	-$310.04K	Dec 26, 2012	168.52K	Options	—	Nov 13 - 21	View
From 4	-0.21	42.00K	$30.97	-$758.94K	Sep 20, 2012	160.29K	Sale	Scheduled	Sep 19	View
From 4	0.82	110.59K	—	—	Jun 28, 2012	248.72K	Grant	—	Jun 26	View
From 4	-0.10	14.48K	$38.44	-$556.69K	Jun 26, 2012	138.13K	Options	—	Jun 23	View
From 4	-0.01	1.05K	—	—	Oct 14, 2011	138.05K	Grant	—	Oct 04	View
From 4	-0.09	13.34K	$37.75	-$503.40K	Jul 19, 2011	139.07K	Tax	—	Jul 17	View
From 4	0.99	123.46K	—	—	Jun 30, 2011	251.17K	Grant	—	Jun 28	View
From 4	-0.03	4.04K	$36.85	-$148.91K	Jun 28, 2011	127.71K	Tax	—	Jun 25	View
From 4	-0.24	40.00K	$31.77	-$556.60K	May 12, 2011	131.75K	Sale	Scheduled	May 10	View
From 4	0.04	4.55K	—	—	Apr 29, 2011	131.73K	Grant	—	Apr 26	View
From 4	-0.01	1.00K	—	—	Dec 28, 2010	127.15K	Grant	—	Dec 06	View
From 4	1.45	155.90K	$37.34	-$104.33K	Jun 30, 2010	267.07K	Grant	—	Jun 28	View
From 4	-0.01	500.00	—	—	Feb 11, 2010	55.53K	Grant	—	Oct 22	View
From 4	1.68	77.10K	—	—	Jul 01, 2009	124.60K	Grant	—	Jun 29	View
From 4	-0.01	324.00	$51.17	-$16.58K	Jun 03, 2009	47.50K	Tax	—	Jun 01	View
From 4	-0.01	617.00	$61.14	-$37.72K	Dec 16, 2008	47.67K	Tax	—	Dec 13	View
From 4	-0.01	600.00	—	—	Nov 12, 2008	48.29K	Grant	—	Sep 15	View
From 4	1.71	68.90K	—	—	Jun 25, 2008	110.39K	Grant	—	Jun 23	View
From 4	-0.01	387.00	$63.20	-$24.46K	Jun 03, 2008	41.49K	Tax	—	Jun 01	View
From 4	-0.04	1.71K	$55.56	-$94.90K	Feb 06, 2008	41.78K	Tax	—	Feb 04	View
From 4	-0.01	529.00	$59.00	-$31.21K	Dec 18, 2007	43.46K	Tax	—	Dec 15	View
From 3/A	—	—	—	—	Jul 12, 2007	42.91K	—	—	—	View
From 3	—	—	—	—	Jul 10, 2007	42.00K	—	—	—	View

Benzinga

Benzinga

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Holdings & Transactions