Mark Leo Berthiaume

Insider

First SEC filing: Dec. 10, 2014 · Latest: Dec. 10, 2014

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

THG selling May 9, 2018

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 33 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

33 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 26, 2021	THG	A	11	—	—	10,824 Direct	+0.10%	Acquired	(price as of 2026-08-21)
March 1, 2021	THG	F	949	$119.67	$113,567	10,812 Direct	-8.07%	Disposed	87.1% (price as of 2026-08-21)
Feb. 26, 2021	THG	A	3,134	—	—	11,761 Direct	+36.33%	Acquired	(price as of 2026-08-21)
Dec. 30, 2020	THG	A	13	—	—	8,627 Direct	+0.15%	Acquired	(price as of 2026-08-21)
Sept. 25, 2020	THG	A	15	—	—	8,615 Direct	+0.17%	Acquired	(price as of 2026-08-21)
June 26, 2020	THG	A	14	—	—	8,600 Direct	+0.16%	Acquired	(price as of 2026-08-21)
March 27, 2020	THG	A	15	—	—	8,586 Direct	+0.18%	Acquired	(price as of 2026-08-21)
Feb. 28, 2020	THG	A	8,223	—	—	8,223 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 28, 2020	THG	A	1,001	—	—	8,572 Direct	+13.22%	Acquired	(price as of 2026-08-21)
Feb. 24, 2020	THG	F	1,116	$134.22	$149,790	7,571 Direct	-12.85%	Disposed	66.8% (price as of 2026-08-21)
Feb. 24, 2020	THG	A	3,721	—	—	8,687 Direct	+74.93%	Acquired	(price as of 2026-08-21)
Dec. 27, 2019	THG	A	23	—	—	4,966 Direct	+0.47%	Acquired	(price as of 2026-08-21)
Sept. 27, 2019	THG	A	4	—	—	4,942 Direct	+0.08%	Acquired	(price as of 2026-08-21)
June 28, 2019	THG	A	5	—	—	4,938 Direct	+0.10%	Acquired	(price as of 2026-08-21)
March 29, 2019	THG	A	5	—	—	4,933 Direct	+0.10%	Acquired	(price as of 2026-08-21)
March 5, 2019	THG	A	6,558	—	—	6,558 Direct	—	Acquired	(price as of 2026-08-21)
March 5, 2019	THG	A	995	—	—	4,928 Direct	+25.30%	Acquired	(price as of 2026-08-21)
Feb. 25, 2019	THG	F	882	$118.02	$104,094	3,933 Direct	-18.32%	Disposed	89.7% (price as of 2026-08-21)
Jan. 23, 2019	THG	A	1,594	—	—	4,815 Direct	+49.49%	Acquired	(price as of 2026-08-21)
May 9, 2018	THG	S	1,924	$117.35	$225,781	3,164 Direct	-37.81%	Disposed	90.8% (price as of 2026-08-21)
Feb. 27, 2018	THG	A	13,890	—	—	13,890 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 27, 2018	THG	F	1,003	$110.57	$110,902	5,088 Direct	-16.47%	Disposed	102.5% (price as of 2026-08-21)
Feb. 27, 2018	THG	A	1,864	—	—	6,091 Direct	+44.10%	Acquired	(price as of 2026-08-21)
Feb. 28, 2017	THG	F	698	$90.02	$62,834	4,227 Direct	-14.17%	Disposed	148.7% (price as of 2026-08-21)
Feb. 27, 2017	THG	M	4,420	—	—	8,840 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Feb. 27, 2017	THG	M	9,333	—	—	4,667 Direct	-66.66%	Disposed	(price as of 2026-08-21)
Feb. 27, 2017	THG	S	4,420	$90.28	$399,038	4,925 Direct	-47.30%	Disposed	148.0% (price as of 2026-08-21)
Feb. 27, 2017	THG	M	4,420	$82.74	$365,711	9,345 Direct	+89.75%	Acquired	170.6% (price as of 2026-08-21)
Feb. 27, 2017	THG	S	9,333	$90.38	$843,517	4,925 Direct	-65.46%	Disposed	147.8% (price as of 2026-08-21)
Feb. 27, 2017	THG	M	9,333	$70.24	$655,550	14,258 Direct	+189.50%	Acquired	218.8% (price as of 2026-08-21)
Feb. 27, 2017	THG	S	1,418	$90.29	$128,031	4,925 Direct	-22.36%	Disposed	148.0% (price as of 2026-08-21)
Feb. 24, 2017	THG	A	16,185	—	—	16,185 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 29, 2016	THG	F	732	$82.95	$60,719	6,343 Direct	-10.35%	Disposed	169.9% (price as of 2026-08-21)
Feb. 23, 2016	THG	A	13,260	—	—	13,260 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 23, 2016	THG	A	1,325	—	—	7,075 Direct	+23.04%	Acquired	(price as of 2026-08-21)
Feb. 27, 2015	THG	A	14,000	—	—	14,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 27, 2015	THG	A	1,450	—	—	5,750 Direct	+33.72%	Acquired	(price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 28, 2020	THG	Common Stock Option (right to buy)	Common Stock (8,223)	$118.54	Feb. 28, 2030	8,223	Acquired
March 5, 2019	THG	Common Stock Option (right to buy)	Common Stock (6,558)	$119.36	March 5, 2029	6,558	Acquired
Feb. 27, 2018	THG	Common Stock Option (right to buy)	Common Stock (13,890)	$110.57	Feb. 27, 2028	13,890	Acquired
Feb. 27, 2017	THG	Common Stock Option (right to buy)	Common Stock (4,420)	$82.74	Feb. 23, 2026	4,420	Disposed
Feb. 27, 2017	THG	Common Stock Option (right to buy)	Common Stock (9,333)	$70.24	Feb. 27, 2025	9,333	Disposed
Feb. 24, 2017	THG	Common Stock Option (right to buy)	Common Stock (16,185)	$91.19	Feb. 24, 2027	16,185	Acquired
Feb. 23, 2016	THG	Common Stock Option (right to buy)	Common Stock (13,260)	$82.74	Feb. 23, 2026	13,260	Acquired
Feb. 27, 2015	THG	Common Stock Option (right to buy)	Common Stock (14,000)	$70.24	Feb. 27, 2025	14,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Dec. 10, 2014	THG	Common Stock	4,300	Direct