Nancy E. Calderon

Insider

First SEC filing: May 26, 2020 · Latest: May 26, 2020

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 + 13 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

13 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 21, 2026	BDC	A	1,527	—	—	9,866 Direct	+18.31%	Acquired	(price as of 2026-08-19)
May 22, 2025	BDC	A	1,385	—	—	8,339 Direct	+19.92%	Acquired	(price as of 2026-08-19)
Aug. 5, 2024	BDC	S	2,500	$95.98	$239,950	6,954 Direct	-26.44%	Disposed	34.5% (price as of 2026-08-19)
May 23, 2024	BDC	A	1,554	—	—	9,454 Direct	+19.67%	Acquired	(price as of 2026-08-19)
Aug. 14, 2023	NTIC	P	500	$13.17	$6,585	3,062 Direct	+19.52%	Acquired	-38.9% (price as of 2026-08-19)
May 25, 2023	BDC	A	1,690	—	—	7,900 Direct	+27.21%	Acquired	(price as of 2026-08-19)
March 7, 2023	BDC	S	2,500	$85.91	$214,775	6,210 Direct	-28.70%	Disposed	50.3% (price as of 2026-08-19)
Jan. 30, 2023	NTIC	P	500	$12.92	$6,460	2,562 Direct	+24.25%	Acquired	-37.7% (price as of 2026-08-19)
Sept. 1, 2022	NTIC	A	10,309	—	—	10,309 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 18, 2022	NTIC	L	13	$11.39	$148	2,062 Direct	+0.63%	Acquired	-29.3% (price as of 2026-08-19)
May 25, 2022	BDC	A	2,655	—	—	8,710 Direct	+43.85%	Acquired	(price as of 2026-08-19)
May 19, 2022	NTIC	L	14	$10.02	$140	2,049 Direct	+0.69%	Acquired	-19.7% (price as of 2026-08-19)
Feb. 17, 2022	NTIC	L	11	$13.32	$147	2,035 Direct	+0.54%	Acquired	-39.6% (price as of 2026-08-19)
Nov. 18, 2021	NTIC	L	9	$16.39	$148	2,024 Direct	+0.45%	Acquired	-50.9% (price as of 2026-08-19)
May 26, 2021	BDC	A	2,810	—	—	6,055 Direct	+86.59%	Acquired	(price as of 2026-08-19)
July 23, 2020	NTIC	P	1,000	$8.60	$8,600	1,000 Direct	—	Acquired	-6.4% (price as of 2026-08-19)
July 1, 2020	BDC	A	745	—	—	3,245 Direct	+29.80%	Acquired	(price as of 2026-08-19)
May 21, 2020	BDC	P	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-19)
May 21, 2020	BDC	A	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-19)

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
Sept. 1, 2022	NTIC	Stock Option (right to buy)	Common Stock (10,309)	$11.38	Aug. 31, 2032	10,309	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
May 26, 2020	BDC	Common Stock	0	Direct