Mary H Bell

Insider

First SEC filing: May 21, 2026 · Latest: May 21, 2026

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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 96 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

96 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 19, 2026	HNI	A	4,786	—	—	84,142 Direct	+6.03%	Acquired	(price as of 2026-08-20)
May 13, 2025	HNI	A	2,666	—	—	77,972 Direct	+3.54%	Acquired	(price as of 2026-08-20)
Aug. 21, 2024	HNI	S 10b5-1	248	$52.43	$13,003	74,462 Direct	-0.33%	Disposed	-9.2% (price as of 2026-08-20)
Aug. 21, 2024	HNI	S 10b5-1	4,752	$51.82	$246,249	74,401 Direct	-6.00%	Disposed	-8.1% (price as of 2026-08-20)
May 14, 2024	HNI	A	2,655	—	—	79,153 Direct	+3.47%	Acquired	(price as of 2026-08-20)
March 15, 2024	HNI	S	2,898	$43.13	$124,991	76,183 Direct	-3.66%	Disposed	10.4% (price as of 2026-08-20)
May 16, 2023	HNI	A	4,583	—	—	77,848 Direct	+6.26%	Acquired	(price as of 2026-08-20)
May 17, 2022	HNI	A	3,041	—	—	71,622 Direct	+4.43%	Acquired	(price as of 2026-08-20)
May 11, 2021	HNI	A	2,523	—	—	67,356 Direct	+3.89%	Acquired	(price as of 2026-08-20)
Sept. 11, 2020	HNI	S	1	$29.40	$29	64,249 Direct	0.00%	Disposed	61.9% (price as of 2026-08-20)
May 5, 2020	HNI	A	3,609	—	—	63,447 Direct	+6.03%	Acquired	(price as of 2026-08-20)
Nov. 8, 2019	HNI	A	501	—	—	59,280 Direct	+0.85%	Acquired	(price as of 2026-08-20)
Aug. 6, 2019	HNI	A	624	—	—	58,357 Direct	+1.08%	Acquired	(price as of 2026-08-20)
May 7, 2019	HNI	A	3,012	—	—	57,364 Direct	+5.54%	Acquired	(price as of 2026-08-20)
May 7, 2019	HNI	A	547	—	—	54,063 Direct	+1.02%	Acquired	(price as of 2026-08-20)
Feb. 13, 2019	HNI	A	421	$39.77	$16,743	53,516 Direct	+0.79%	Acquired	19.7% (price as of 2026-08-20)
Nov. 7, 2018	HNI	A	423	—	—	52,809 Direct	+0.81%	Acquired	(price as of 2026-08-20)
Aug. 7, 2018	HNI	A	388	—	—	52,137 Direct	+0.75%	Acquired	(price as of 2026-08-20)
May 8, 2018	HNI	A	474	—	—	48,166 Direct	+0.99%	Acquired	(price as of 2026-08-20)
May 8, 2018	HNI	A	3,057	—	—	51,465 Direct	+6.32%	Acquired	(price as of 2026-08-20)
Feb. 14, 2018	HNI	A	420	—	—	47,692 Direct	+0.89%	Acquired	(price as of 2026-08-20)
Nov. 10, 2017	HNI	A	486	—	—	47,015 Direct	+1.04%	Acquired	(price as of 2026-08-20)
Aug. 8, 2017	HNI	A	444	—	—	46,297 Direct	+0.97%	Acquired	(price as of 2026-08-20)
June 1, 2017	HNI	A	190	—	—	45,729 Direct	+0.42%	Acquired	(price as of 2026-08-20)
May 9, 2017	HNI	A	359	—	—	45,539 Direct	+0.79%	Acquired	(price as of 2026-08-20)
May 9, 2017	HNI	A	2,325	—	—	45,180 Direct	+5.43%	Acquired	(price as of 2026-08-20)
March 6, 2017	HNI	A	176	—	—	42,855 Direct	+0.41%	Acquired	(price as of 2026-08-20)
Feb. 15, 2017	HNI	A	350	—	—	42,678 Direct	+0.83%	Acquired	(price as of 2026-08-20)
Dec. 1, 2016	HNI	A	153	—	—	42,328 Direct	+0.36%	Acquired	(price as of 2026-08-20)
Nov. 11, 2016	HNI	A	341	—	—	42,175 Direct	+0.82%	Acquired	(price as of 2026-08-20)
Sept. 1, 2016	HNI	A	146	—	—	41,834 Direct	+0.35%	Acquired	(price as of 2026-08-20)
Aug. 9, 2016	HNI	A	305	—	—	41,689 Direct	+0.74%	Acquired	(price as of 2026-08-20)
June 1, 2016	HNI	A	174	—	—	41,384 Direct	+0.42%	Acquired	(price as of 2026-08-20)
May 10, 2016	HNI	A	370	—	—	41,209 Direct	+0.91%	Acquired	(price as of 2026-08-20)
May 10, 2016	HNI	A	2,223	—	—	40,839 Direct	+5.76%	Acquired	(price as of 2026-08-20)
March 7, 2016	HNI	A	210	—	—	38,616 Direct	+0.55%	Acquired	(price as of 2026-08-20)
Feb. 17, 2016	HNI	A	507	—	—	38,406 Direct	+1.34%	Acquired	(price as of 2026-08-20)
Dec. 1, 2015	HNI	A	172	—	—	37,899 Direct	+0.46%	Acquired	(price as of 2026-08-20)
Nov. 13, 2015	HNI	A	393	—	—	37,727 Direct	+1.05%	Acquired	(price as of 2026-08-20)
Sept. 1, 2015	HNI	A	170	—	—	37,334 Direct	+0.46%	Acquired	(price as of 2026-08-20)
Aug. 4, 2015	HNI	A	328	—	—	37,164 Direct	+0.89%	Acquired	(price as of 2026-08-20)
May 29, 2015	HNI	A	153	—	—	36,836 Direct	+0.42%	Acquired	(price as of 2026-08-20)
May 5, 2015	HNI	A	437	—	—	36,684 Direct	+1.21%	Acquired	(price as of 2026-08-20)
May 5, 2015	HNI	A	1,977	—	—	36,247 Direct	+5.77%	Acquired	(price as of 2026-08-20)
March 9, 2015	HNI	A	125	—	—	34,270 Direct	+0.37%	Acquired	(price as of 2026-08-20)
Feb. 18, 2015	HNI	A	369	—	—	34,145 Direct	+1.09%	Acquired	(price as of 2026-08-20)
Dec. 1, 2014	HNI	A	133	—	—	33,776 Direct	+0.40%	Acquired	(price as of 2026-08-20)
Nov. 7, 2014	HNI	A	408	—	—	33,643 Direct	+1.23%	Acquired	(price as of 2026-08-20)
Aug. 29, 2014	HNI	A	160	—	—	33,235 Direct	+0.48%	Acquired	(price as of 2026-08-20)
Aug. 5, 2014	HNI	A	532	—	—	33,075 Direct	+1.63%	Acquired	(price as of 2026-08-20)
May 30, 2014	HNI	A	158	—	—	32,542 Direct	+0.49%	Acquired	(price as of 2026-08-20)
May 6, 2014	HNI	A	542	—	—	32,384 Direct	+1.70%	Acquired	(price as of 2026-08-20)
May 6, 2014	HNI	A	2,655	—	—	31,842 Direct	+9.10%	Acquired	(price as of 2026-08-20)
March 3, 2014	HNI	A	139	—	—	29,187 Direct	+0.48%	Acquired	(price as of 2026-08-20)
Feb. 12, 2014	HNI	A	532	—	—	29,048 Direct	+1.87%	Acquired	(price as of 2026-08-20)
Dec. 2, 2013	HNI	A	121	—	—	28,516 Direct	+0.43%	Acquired	(price as of 2026-08-20)
Nov. 8, 2013	HNI	A	490	—	—	28,395 Direct	+1.76%	Acquired	(price as of 2026-08-20)
Aug. 30, 2013	HNI	A	136	—	—	27,905 Direct	+0.49%	Acquired	(price as of 2026-08-20)
Aug. 6, 2013	HNI	A	480	—	—	27,769 Direct	+1.76%	Acquired	(price as of 2026-08-20)
May 31, 2013	HNI	A	120	—	—	27,289 Direct	+0.44%	Acquired	(price as of 2026-08-20)
May 7, 2013	HNI	A	526	—	—	27,169 Direct	+1.97%	Acquired	(price as of 2026-08-20)
May 7, 2013	HNI	A	2,560	—	—	26,642 Direct	+10.63%	Acquired	(price as of 2026-08-20)
March 4, 2013	HNI	A	115	—	—	24,082 Direct	+0.48%	Acquired	(price as of 2026-08-20)
Feb. 13, 2013	HNI	A	562	—	—	23,966 Direct	+2.40%	Acquired	(price as of 2026-08-20)
Nov. 30, 2012	HNI	A	117	—	—	23,404 Direct	+0.50%	Acquired	(price as of 2026-08-20)
Aug. 31, 2012	HNI	A	125	—	—	23,287 Direct	+0.54%	Acquired	(price as of 2026-08-20)
June 1, 2012	HNI	A	153	—	—	23,162 Direct	+0.66%	Acquired	(price as of 2026-08-20)
May 8, 2012	HNI	A	3,789	—	—	23,008 Direct	+19.71%	Acquired	(price as of 2026-08-20)
March 6, 2012	HNI	A	128	—	—	19,219 Direct	+0.67%	Acquired	(price as of 2026-08-20)
Dec. 1, 2011	HNI	A	127	—	—	19,092 Direct	+0.67%	Acquired	(price as of 2026-08-20)
Sept. 1, 2011	HNI	A	165	—	—	18,965 Direct	+0.88%	Acquired	(price as of 2026-08-20)
June 1, 2011	HNI	A	134	—	—	18,800 Direct	+0.72%	Acquired	(price as of 2026-08-20)
May 10, 2011	HNI	A	2,787	—	—	18,666 Direct	+17.55%	Acquired	(price as of 2026-08-20)
March 7, 2011	HNI	A	102	—	—	15,879 Direct	+0.65%	Acquired	(price as of 2026-08-20)
Dec. 1, 2010	HNI	A	102	—	—	15,777 Direct	+0.65%	Acquired	(price as of 2026-08-20)
Nov. 12, 2010	HNI	A	501	—	—	15,675 Direct	+3.30%	Acquired	(price as of 2026-08-20)
Sept. 1, 2010	HNI	A	116	—	—	15,174 Direct	+0.77%	Acquired	(price as of 2026-08-20)
June 1, 2010	HNI	A	99	—	—	15,058 Direct	+0.66%	Acquired	(price as of 2026-08-20)
May 11, 2010	HNI	A	1,661	—	—	14,959 Direct	+12.49%	Acquired	(price as of 2026-08-20)
March 8, 2010	HNI	A	114	—	—	13,298 Direct	+0.86%	Acquired	(price as of 2026-08-20)
Dec. 7, 2009	HNI	A	106	—	—	13,184 Direct	+0.81%	Acquired	(price as of 2026-08-20)
Nov. 19, 2009	HNI	A	431	—	—	13,078 Direct	+3.41%	Acquired	(price as of 2026-08-20)
Sept. 8, 2009	HNI	A	125	—	—	12,647 Direct	+1.00%	Acquired	(price as of 2026-08-20)
Aug. 19, 2009	HNI	A	524	—	—	12,522 Direct	+4.37%	Acquired	(price as of 2026-08-20)
June 1, 2009	HNI	A	140	—	—	11,998 Direct	+1.18%	Acquired	(price as of 2026-08-20)
May 12, 2009	HNI	A	2,722	—	—	11,858 Direct	+29.79%	Acquired	(price as of 2026-08-20)
May 12, 2009	HNI	A	681	—	—	9,136 Direct	+8.05%	Acquired	(price as of 2026-08-20)
Feb. 27, 2009	HNI	A	179	—	—	8,455 Direct	+2.16%	Acquired	(price as of 2026-08-20)
Feb. 11, 2009	HNI	A	966	—	—	8,276 Direct	+13.21%	Acquired	(price as of 2026-08-20)
Dec. 1, 2008	HNI	A	126	—	—	7,309 Direct	+1.75%	Acquired	(price as of 2026-08-20)
Nov. 7, 2008	HNI	A	741	—	—	7,184 Direct	+11.50%	Acquired	(price as of 2026-08-20)
Aug. 29, 2008	HNI	A	58	—	—	6,443 Direct	+0.91%	Acquired	(price as of 2026-08-20)
Aug. 5, 2008	HNI	A	578	—	—	6,385 Direct	+9.95%	Acquired	(price as of 2026-08-20)
May 30, 2008	HNI	A	50	—	—	5,807 Direct	+0.87%	Acquired	(price as of 2026-08-20)
May 6, 2008	HNI	A	556	—	—	3,533 Direct	+18.68%	Acquired	(price as of 2026-08-20)
May 6, 2008	HNI	A	2,224	—	—	5,757 Direct	+62.95%	Acquired	(price as of 2026-08-20)
Feb. 29, 2008	HNI	A	21	—	—	2,977 Direct	+0.71%	Acquired	(price as of 2026-08-20)
Feb. 13, 2008	HNI	A	399	—	—	2,956 Direct	+15.60%	Acquired	(price as of 2026-08-20)
Nov. 30, 2007	HNI	A	14	—	—	2,557 Direct	+0.55%	Acquired	(price as of 2026-08-20)
Nov. 9, 2007	HNI	A	320	—	—	2,543 Direct	+14.39%	Acquired	(price as of 2026-08-20)

Showing latest 100 of 125 transactions

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
Jan. 31, 2006	CAT	Employee Stock Option [F3]	Common (3,480)	$16.45	June 11, 2006	3,480	Disposed
Jan. 31, 2006	CAT	Employee Stock Option [F3]	Common (5,132)	$25.83	June 10, 2007	5,132	Disposed
Feb. 18, 2005	CAT	Option (NQ) [F2]	Common (30,000)	$91.28	Feb. 18, 2015	30,000	Acquired
Jan. 31, 2005	CAT	Phantom Stock Units	Common	—	—	0	Acquired
Jan. 31, 2005	CAT	Phantom Stock Units	Common (36)	—	—	36	Acquired
Nov. 10, 2004	CAT	Employee Stock Option [F2]	Common (200)	$32.91	June 11, 2006	200	Disposed
Nov. 10, 2004	CAT	Employee Stock Option [F2]	Common (940)	$30.16	June 6, 2005	940	Disposed
June 8, 2004	CAT	Option (NQ) [F2]	Common (27,000)	$77.26	June 8, 2014	27,000	Acquired

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

Initial ownership (Form 3) 15 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 20, 2006	HNI	Common Stock	246	Direct
Jan. 6, 2004	CAT	Common	—	Direct
Jan. 6, 2004	CAT	Option (ISO) [F1]→ Common (940)	940	Direct
Jan. 6, 2004	CAT	Option (ISO) [F1]→ Common (1,940)	1,940	Direct
Jan. 6, 2004	CAT	Option (ISO ) [F1]→ Common (1,934)	1,934	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common	—	Direct
Jan. 6, 2004	CAT	Option (ISO) [F1]→ Common (1,795)	1,795	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (2,705)	2,705	Direct
Jan. 6, 2004	CAT	Option (ISO) [F1]→ Common (1,604)	1,604	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (4,696)	4,696	Direct
Jan. 6, 2004	CAT	Option (ISO) [F1]→ Common (2,601)	2,601	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (4,324)	4,324	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (6,800)	6,800	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (7,100)	7,100	Direct
Jan. 6, 2004	CAT	Option (NQ) [F1]→ Common (7,860)	7,860	Direct