Claude B Nielsen

Insider

First SEC filing: Nov. 7, 2006 · Latest: Nov. 7, 2006

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 + 88 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

88 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 20, 2025	MAA	A	1,122	$160.35	$179,913	19,845 Direct	+5.99%	Acquired	-17.7% (price as of 2026-08-21)
May 21, 2024	MAA	A	1,245	$136.50	$169,942	18,000 Direct	+7.43%	Acquired	-3.3% (price as of 2026-08-21)
May 16, 2023	MAA	A	1,094	$148.51	$162,470	16,036 Direct	+7.32%	Acquired	-11.1% (price as of 2026-08-21)
May 17, 2022	MAA	A	835	$176.55	$147,419	14,470 Direct	+6.12%	Acquired	-25.2% (price as of 2026-08-21)
May 18, 2021	MAA	A	889	$157.37	$139,902	13,352 Direct	+7.13%	Acquired	-16.1% (price as of 2026-08-21)
May 19, 2020	MAA	A	1,169	$111.12	$129,899	12,079 Direct	+10.71%	Acquired	18.8% (price as of 2026-08-21)
Nov. 19, 2019	MAA	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 19, 2019	MAA	M	1,623	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 19, 2019	MAA	S	3,423	$137.04	$469,088	12,117 Direct	-22.03%	Disposed	-3.7% (price as of 2026-08-21)
Nov. 19, 2019	MAA	M	1,800	$40.98	$73,764	15,540 Direct	+13.10%	Acquired	222.2% (price as of 2026-08-21)
Nov. 19, 2019	MAA	M	1,623	$64.14	$104,099	13,740 Direct	+13.39%	Acquired	105.8% (price as of 2026-08-21)
May 21, 2019	MAA	A	1,140	$114.01	$129,971	10,575 Direct	+12.08%	Acquired	15.8% (price as of 2026-08-21)
May 3, 2019	MAA	S	6,500	$109.83	$713,895	12,117 Direct	-34.91%	Disposed	20.2% (price as of 2026-08-21)
May 22, 2018	MAA	A	1,391	$89.83	$124,954	9,096 Direct	+18.05%	Acquired	47.0% (price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 21, 2018	MAA	S	7,200	$86.44	$622,368	18,617 Direct	-27.89%	Disposed	52.7% (price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	$63.09	$113,562	25,817 Direct	+7.49%	Acquired	109.3% (price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	$57.09	$102,762	24,017 Direct	+8.10%	Acquired	131.2% (price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	$19.53	$35,154	22,217 Direct	+8.82%	Acquired	576.0% (price as of 2026-08-21)
Feb. 21, 2018	MAA	M	1,800	$65.45	$117,810	20,417 Direct	+9.67%	Acquired	101.7% (price as of 2026-08-21)
May 23, 2017	MAA	A	1,198	$100.11	$119,932	7,428 Direct	+19.23%	Acquired	31.9% (price as of 2026-08-21)
Dec. 8, 2016	MAA	A	193	$92.13	$17,781	6,120 Direct	+3.26%	Acquired	43.3% (price as of 2026-08-21)
Sept. 27, 2016	MAA	A	186	$95.95	$17,847	5,875 Direct	+3.27%	Acquired	37.6% (price as of 2026-08-21)
May 17, 2016	MAA	A	1,038	$101.13	$104,973	5,645 Direct	+22.53%	Acquired	30.5% (price as of 2026-08-21)
May 17, 2016	MAA	A	151	$101.13	$15,271	4,607 Direct	+3.39%	Acquired	30.5% (price as of 2026-08-21)
March 22, 2016	MAA	A	141	$99.43	$14,020	4,418 Direct	+3.30%	Acquired	32.8% (price as of 2026-08-21)
Dec. 8, 2015	MAA	A	160	$88.20	$14,112	4,240 Direct	+3.92%	Acquired	49.7% (price as of 2026-08-21)
Sept. 24, 2015	MAA	A	174	$80.76	$14,052	4,044 Direct	+4.50%	Acquired	63.5% (price as of 2026-08-21)
May 19, 2015	MAA	A	183	$76.77	$14,049	3,833 Direct	+5.01%	Acquired	72.0% (price as of 2026-08-21)
May 19, 2015	MAA	A	1,172	$76.77	$89,974	3,650 Direct	+47.30%	Acquired	72.0% (price as of 2026-08-21)
March 12, 2015	MAA	A	190	$73.94	$14,049	2,453 Direct	+8.40%	Acquired	78.6% (price as of 2026-08-21)
Dec. 3, 2014	MAA	A	195	$72.32	$14,102	2,241 Direct	+9.53%	Acquired	82.5% (price as of 2026-08-21)
Sept. 11, 2014	MAA	A	198	$70.91	$14,040	2,025 Direct	+10.84%	Acquired	86.2% (price as of 2026-08-21)
May 22, 2014	MAA	A	1,267	$71.02	$89,982	1,809 Direct	+233.76%	Acquired	85.9% (price as of 2026-08-21)
May 22, 2014	MAA	A	198	$71.02	$14,062	542 Direct	+57.56%	Acquired	85.9% (price as of 2026-08-21)
March 20, 2014	MAA	A	153	$67.04	$10,257	340 Direct	+81.82%	Acquired	96.9% (price as of 2026-08-21)
Dec. 3, 2013	MAA	A	185	$60.58	$11,207	185 Direct	—	Acquired	117.9% (price as of 2026-08-21)
Dec. 3, 2013	MAA	A	495	$60.58	$29,987	18,617 Direct	+2.73%	Acquired	117.9% (price as of 2026-08-21)
May 13, 2010	RF	D	12,448	—	—	56,602 Direct	-18.03%	Disposed	(price as of 2026-08-21)
April 15, 2010	RF	J	3,341	$8.83	$29,501	23,076 Indirect	+16.93%	Acquired	245.5% (price as of 2026-08-21)
April 1, 2010	RF	J	25	$7.82	$196	19,736 Indirect	+0.13%	Acquired	290.1% (price as of 2026-08-21)
April 1, 2010	RF	J	62	$7.82	$485	69,050 Direct	+0.09%	Acquired	290.1% (price as of 2026-08-21)
Jan. 15, 2010	RF	J	3,939	$6.35	$25,013	19,710 Indirect	+24.98%	Acquired	380.4% (price as of 2026-08-21)
Jan. 4, 2010	RF	J	29	$5.40	$157	15,771 Indirect	+0.18%	Acquired	464.9% (price as of 2026-08-21)
Jan. 4, 2010	RF	J	25	$5.40	$135	68,647 Direct	+0.04%	Acquired	464.9% (price as of 2026-08-21)
Jan. 4, 2010	RF	J	55	$5.40	$297	68,622 Direct	+0.08%	Acquired	464.9% (price as of 2026-08-21)
Oct. 15, 2009	RF	J	4,112	$6.08	$25,001	15,742 Indirect	+35.36%	Acquired	401.7% (price as of 2026-08-21)
Oct. 6, 2009	RF	J	47	$5.96	$280	68,546 Direct	+0.07%	Acquired	411.8% (price as of 2026-08-21)
Oct. 1, 2009	RF	J	21	$6.27	$132	68,520 Direct	+0.03%	Acquired	386.5% (price as of 2026-08-21)
Oct. 1, 2009	RF	J	19	$6.27	$119	11,630 Indirect	+0.16%	Acquired	386.5% (price as of 2026-08-21)
July 15, 2009	RF	J	6,655	$4.21	$28,018	11,599 Indirect	+134.61%	Acquired	624.6% (price as of 2026-08-21)
July 7, 2009	RF	J	74	—	—	68,498 Direct	+0.11%	Acquired	(price as of 2026-08-21)
July 1, 2009	RF	J	12	$3.99	$48	4,957 Indirect	+0.24%	Acquired	664.5% (price as of 2026-08-21)
April 22, 2009	RF	A	12,448	$5.80	$72,198	67,780 Direct	+22.50%	Acquired	425.9% (price as of 2026-08-21)
April 15, 2009	RF	J	4,945	$4.80	$23,736	4,945 Indirect	—	Acquired	535.5% (price as of 2026-08-21)
April 6, 2009	RF	J	644	—	—	55,976 Direct	+1.16%	Acquired	(price as of 2026-08-21)
Jan. 15, 2009	RF	J	1,795	$6.20	$11,129	6,614 Indirect	+37.25%	Acquired	392.0% (price as of 2026-08-21)
Jan. 7, 2009	RF	J	145	—	—	55,332 Direct	+0.26%	Acquired	(price as of 2026-08-21)
Jan. 2, 2009	RF	J	190	—	—	55,187 Direct	+0.35%	Acquired	(price as of 2026-08-21)
Oct. 15, 2008	RF	J	899	$11.54	$10,374	4,819 Indirect	+22.93%	Acquired	164.3% (price as of 2026-08-21)
July 25, 2008	RF	P	5,000	$9.42	$47,100	47,045 Direct	+11.89%	Acquired	223.8% (price as of 2026-08-21)
July 24, 2008	RF	P	7,900	$11.34	$89,586	39,945 Direct	+24.65%	Acquired	169.0% (price as of 2026-08-21)
July 24, 2008	RF	P	2,100	$11.33	$23,793	42,045 Direct	+5.26%	Acquired	169.2% (price as of 2026-08-21)
July 24, 2008	RF	P	2,100	$11.42	$23,982	5,275 Indirect	+66.14%	Acquired	167.1% (price as of 2026-08-21)
July 15, 2008	RF	J	1,258	$7.05	$8,869	3,920 Indirect	+47.26%	Acquired	332.7% (price as of 2026-08-21)
April 22, 2008	RF	A	7,000	—	—	7,000 Direct	—	Acquired	(price as of 2026-08-21)
April 15, 2008	RF	J	511	$20.32	$10,384	2,661 Indirect	+23.77%	Acquired	50.1% (price as of 2026-08-21)
Jan. 29, 2008	RF	P	2,000	$24.24	$48,480	31,500 Direct	+6.78%	Acquired	25.8% (price as of 2026-08-21)
Jan. 29, 2008	RF	P	1,000	$24.35	$24,350	3,175 Indirect	+45.98%	Acquired	25.3% (price as of 2026-08-21)
Jan. 15, 2008	RF	J	551	$20.19	$11,125	1,196 Indirect	+85.43%	Acquired	51.1% (price as of 2026-08-21)
Nov. 28, 2007	RF	P	1,160	$25.48	$29,557	29,500 Direct	+4.09%	Acquired	19.7% (price as of 2026-08-21)
Nov. 28, 2007	RF	P	930	$25.93	$24,115	2,047 Indirect	+83.26%	Acquired	17.6% (price as of 2026-08-21)
Nov. 28, 2007	RF	P	1,425	$25.91	$36,922	2,175 Indirect	+190.00%	Acquired	17.7% (price as of 2026-08-21)
Oct. 15, 2007	RF	J	350	$29.60	$10,360	645 Indirect	+118.64%	Acquired	3.1% (price as of 2026-08-21)
July 13, 2007	RF	J	295	$34.00	$10,030	295 Indirect	—	Acquired	-10.3% (price as of 2026-08-21)
April 24, 2007	RF	A	7,000	—	—	7,000 Direct	—	Acquired	(price as of 2026-08-21)
April 13, 2007	RF	J	306	$34.69	$10,615	28,340 Direct	+1.09%	Acquired	-12.1% (price as of 2026-08-21)
Jan. 3, 2007	RF	J	686	$38.02	$26,082	28,034 Direct	+2.51%	Acquired	-19.8% (price as of 2026-08-21)
Nov. 4, 2006	3133	D	941	—	—	0 Indirect	-100.00%	Disposed
Nov. 4, 2006	3133	D	1,523	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	10,800	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	3,750	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	9,000	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	7,600	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	8,400	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	9,400	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	7,700	—	—	0 Direct	-100.00%	Disposed
Nov. 4, 2006	3133	D	1,194	—	—	0 Indirect	-100.00%	Disposed
Nov. 4, 2006	3133	D	1,401	—	—	0 Indirect	-100.00%	Disposed
Nov. 4, 2006	3133	D	34,296	—	—	0 Direct	-100.00%	Disposed
Oct. 2, 2006	3133	J	559	$29.06	$16,245	33,858 Direct	+1.68%	Acquired
July 3, 2006	3133	J	670	$26.51	$17,762	33,150 Direct	+2.06%	Acquired
April 20, 2006	3133	A	9,000	—	—	9,000 Direct	—	Acquired
April 3, 2006	3133	J	646	$27.48	$17,752	32,068 Direct	+2.06%	Acquired
Jan. 3, 2006	3133	J	718	$26.81	$19,250	31,280 Direct	+2.35%	Acquired
Oct. 3, 2005	3133	J	698	$25.43	$17,750	30,171 Direct	+2.37%	Acquired
July 1, 2005	3133	J	682	$26.02	$17,746	29,342 Direct	+2.38%	Acquired

Showing latest 100 of 109 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
May 20, 2025	MAA	Phantom Stock	Common Stock (1,122)	—	—	1,122	Acquired
May 21, 2024	MAA	Phantom Stock	Common Stock (1,245)	—	—	1,245	Acquired
May 16, 2023	MAA	Phantom Stock	Common Stock (1,094)	—	—	1,094	Acquired
May 17, 2022	MAA	Phantom Stock	Common Stock (835)	—	—	835	Acquired
May 18, 2021	MAA	Phantom Stock	Common Stock (889)	—	—	889	Acquired
May 19, 2020	MAA	Phantom Stock	Common Stock (1,169)	—	—	1,169	Acquired
Nov. 19, 2019	MAA	Stock Options (Right to Buy)	Common Stock (1,800)	$40.98	April 28, 2020	1,800	Disposed
Nov. 19, 2019	MAA	Stock Options (Right to Buy)	Common Stock (1,623)	$64.14	April 24, 2020	1,623	Disposed
May 21, 2019	MAA	Phantom Stock	Common Stock (1,140)	—	—	1,140	Acquired
May 22, 2018	MAA	Phantom Stock	Common Stock (1,391)	—	—	1,391	Acquired
Feb. 21, 2018	MAA	Stock Options (Right to Buy)	Common Stock (1,800)	$63.09	April 25, 2019	1,800	Disposed
Feb. 21, 2018	MAA	Stock Options (Right to Buy)	Common Stock (1,800)	$57.09	April 27, 2018	1,800	Disposed
Feb. 21, 2018	MAA	Stock Options (Right to Buy)	Common Stock (1,800)	$19.53	April 22, 2019	1,800	Disposed
Feb. 21, 2018	MAA	Stock Options (Right to Buy)	Common Stock (1,800)	$65.45	April 23, 2018	1,800	Disposed
May 23, 2017	MAA	Phantom Stock	Common Stock (1,198)	—	—	1,198	Acquired
Dec. 8, 2016	MAA	Phantom Stock	Common Stock (193)	—	—	193	Acquired
Sept. 27, 2016	MAA	Phantom Stock	Common Stock (186)	—	—	186	Acquired
May 17, 2016	MAA	Phantom Stock	Common Stock (1,038)	—	—	1,038	Acquired
May 17, 2016	MAA	Phantom Stock	Common Stock (151)	—	—	151	Acquired
March 22, 2016	MAA	Phantom Stock	Common Stock (141)	—	—	141	Acquired
Dec. 8, 2015	MAA	Phantom Stock	Common Stock (160)	—	—	160	Acquired
Sept. 24, 2015	MAA	Phantom Stock	Common Stock (174)	—	—	174	Acquired
May 19, 2015	MAA	Phantom Stock	Common Stock (183)	—	—	183	Acquired
May 19, 2015	MAA	Phantom Stock	Common Stock (1,172)	—	—	1,172	Acquired
March 12, 2015	MAA	Phantom Stock	Common Stock (190)	$0.00	—	190	Acquired
Dec. 3, 2014	MAA	Phantom Stock	Common Stock (195)	$0.00	—	195	Acquired
Sept. 11, 2014	MAA	Phantom Stock	Common Stock (198)	$0.00	—	198	Acquired
May 22, 2014	MAA	Phantom Stock	Common Stock (1,267)	$0.00	—	1,267	Acquired
May 22, 2014	MAA	Phantom Stock	Common Stock (198)	$0.00	—	198	Acquired
March 20, 2014	MAA	Phantom Stock	Common Stock (153)	$0.00	—	153	Acquired
Dec. 3, 2013	MAA	Phantom Stock	Common Stock (185)	$0.00	—	185	Acquired
April 22, 2008	RF	Stock Option (Right to Buy)	Common Stock (7,000)	$20.82	April 22, 2018	7,000	Acquired
April 24, 2007	RF	Stock Option (Right to Buy)	Common Stock (7,000)	$35.14	April 24, 2017	7,000	Acquired
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (1,523)	$15.50	April 12, 2010	1,523	Disposed
Nov. 4, 2006	3133	DIRECTOR STOCK OPTION RIGHT TO BUY	Common Stock (10,800)	$22.66	April 17, 2012	10,800	Disposed
Nov. 4, 2006	3133	DIRECTOR STOCK OPTION RIGHT TO BUY	Common Stock (3,750)	$31.21	April 21, 2009	3,750	Disposed
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (9,000)	$28.75	April 19, 2016	9,000	Disposed
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (7,600)	$25.06	April 20, 2015	7,600	Disposed
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (8,400)	$22.04	April 14, 2014	8,400	Disposed
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (9,400)	$19.63	April 13, 2013	9,400	Disposed
Nov. 4, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (7,700)	$16.10	April 11, 2011	7,700	Disposed
April 20, 2006	3133	Director Stock Option (Right to Buy)	Common Stock (9,000)	$28.75	April 19, 2016	9,000	Acquired
April 21, 2005	3133	Director Stock Option (Right to Buy)	Common Stock (7,600)	$25.06	April 20, 2015	7,600	Acquired
April 15, 2004	3133	Director Stock Option (Right to Buy)	Common Stock (8,400)	$22.04	April 14, 2014	8,400	Acquired

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

Initial ownership (Form 3) 24 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 10, 2013	MAA	Common Stock	18,122	Direct
Oct. 10, 2013	MAA	Limited Partnership Units→ Common Stock (2,111)	2,111	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,800)	1,800	Direct
Oct. 10, 2013	MAA	Stock Options (Right to Buy)→ Common Stock (1,623)	1,623	Direct
Nov. 14, 2006	RF	Common Stock	27,348	Direct
Nov. 14, 2006	RF	Common Stock	1,117	Indirect
Nov. 14, 2006	RF	Common Stock	952	Indirect
Nov. 14, 2006	RF	Common Stock	750	Indirect
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (2,990)	2,990	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (1,215)	1,215	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (6,140)	6,140	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (8,612)	8,612	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (7,496)	7,496	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (6,698)	6,698	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (6,060)	6,060	Direct
Nov. 14, 2006	RF	Stock Option (Right to buy) [F1]→ Common Stock (7,177)	7,177	Direct