Arlen Dale Nordhagen

Insider Activist

First SEC filing: April 22, 2015 · Latest: March 18, 2026

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 8 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

8 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D
July 22, 2026	NSA	D	2,561,438	—	—	0 Direct	-100.00%	Disposed
July 22, 2026	NSA	C	28,424	—	—	0 Direct	-100.00%	Disposed
July 22, 2026	NSA	D	8,689	—	—	0 Indirect	-100.00%	Disposed
July 22, 2026	NSA	D	24,066	—	—	0 Direct	-100.00%	Disposed
July 22, 2026	NSA	D	145,504	—	—	0 Indirect	-100.00%	Disposed
July 22, 2026	NSA	D	3,817,257	—	—	0 Direct	-100.00%	Disposed
July 22, 2026	NSA	C	4,631	—	—	3,817,257 Direct	+0.12%	Acquired
April 28, 2015	NSA	D	1,000	—	—	0 Indirect	-100.00%	Disposed
April 28, 2015	NSA	P	25,000	$13.00	$325,000	25,000 Direct	—	Acquired

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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 22, 2026	NSA	Class A OP Units [F8,F10]	Common shares of beneficial interest, $0.01 par value	—	—	2,561,438	Disposed
July 22, 2026	NSA	LTIP Units [F1,F6]	Class A OP Units [F7]	—	—	28,424	Disposed

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

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

Date	Ticker	Security	Shares	Ownership
April 22, 2015	NSA	Common shares of beneficial interest, $0.01 par value	1,000	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value	—	Direct
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (24,997)	24,997	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (1,733,979)	1,733,979	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (50,000)	50,000	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (50,000)	50,000	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (30,000)	30,000	Indirect
April 22, 2015	NSA	Class A OP Units [F2]→ Common shares of beneficial interest, $0.01 par value (126,400)	126,400	Indirect
April 22, 2015	NSA	Class B OP Units, Series SC [F3,F4]→ Class A OP Units [F2]	—	Indirect
April 22, 2015	NSA	Class B OP Units, Series SC [F3,F4]→ Class A OP Units [F2]	—	Indirect
April 22, 2015	NSA	Class B OP Units, Series SC [F3,F4]→ Class A OP Units [F2]	—	Indirect

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Executive Chairman(2)(3)

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2022	$300,000	—	$650,000	—	$570,000	—	$12,342	$1,532,342
2021	$250,000	—	$650,000	—	$472,500	—	$11,600	$1,384,100
2020	$250,000	—	$650,000	—	$444,157	—	$11,400	$1,355,557

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.