David J Maness

Insider

First SEC filing: June 5, 2023 · Latest: June 5, 2023

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

ISBA buying April 25, 2023

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
June 1, 2023	ISBA	A	565	$23.75	$13,419	54,442 Direct	+1.05%	Acquired	66.5% (price as of 2026-08-20)
April 25, 2023	ISBA	P	75	$22.52	$1,689	2,090 Indirect	+3.72%	Acquired	75.6% (price as of 2026-08-20)
March 1, 2023	ISBA	A	1,219	$24.40	$29,744	53,859 Direct	+2.32%	Acquired	62.1% (price as of 2026-08-20)
Feb. 16, 2023	ISBA	P	132	$24.13	$3,185	2,011 Indirect	+7.03%	Acquired	63.9% (price as of 2026-08-20)
Dec. 1, 2022	ISBA	A	878	$23.36	$20,510	52,621 Direct	+1.70%	Acquired	69.3% (price as of 2026-08-20)
Sept. 1, 2022	ISBA	A	757	$23.45	$17,752	51,725 Direct	+1.49%	Acquired	68.7% (price as of 2026-08-20)
Aug. 2, 2022	ISBA	P	65	$23.95	$1,557	1,869 Indirect	+3.60%	Acquired	65.1% (price as of 2026-08-20)
June 1, 2022	ISBA	A	563	$24.65	$13,878	50,952 Direct	+1.12%	Acquired	60.4% (price as of 2026-08-20)
May 5, 2022	ISBA	P	61	$25.49	$1,555	1,800 Indirect	+3.51%	Acquired	55.2% (price as of 2026-08-20)
March 1, 2022	ISBA	A	899	$25.89	$23,275	50,373 Direct	+1.82%	Acquired	52.8% (price as of 2026-08-20)
Jan. 5, 2022	ISBA	P	58	$25.75	$1,494	1,735 Indirect	+3.46%	Acquired	53.6% (price as of 2026-08-20)
Dec. 1, 2021	ISBA	A	416	$28.00	$11,648	49,460 Direct	+0.85%	Acquired	41.2% (price as of 2026-08-20)
Sept. 1, 2021	ISBA	A	501	$23.00	$11,523	49,029 Direct	+1.03%	Acquired	72.0% (price as of 2026-08-20)
June 1, 2021	ISBA	A	675	$23.45	$15,829	48,511 Direct	+1.41%	Acquired	68.7% (price as of 2026-08-20)
June 1, 2021	ISBA	A	191	$23.45	$4,479	48,027 Direct	+0.40%	Acquired	68.7% (price as of 2026-08-20)
March 1, 2021	ISBA	A	1,904	$20.75	$39,508	47,817 Direct	+4.15%	Acquired	90.6% (price as of 2026-08-20)
Dec. 1, 2020	ISBA	A	229	$19.60	$4,488	45,298 Direct	+0.51%	Acquired	101.8% (price as of 2026-08-20)
Sept. 1, 2020	ISBA	A	1,081	$16.20	$17,512	44,336 Direct	+2.50%	Acquired	144.1% (price as of 2026-08-20)
June 1, 2020	ISBA	A	856	$16.35	$13,996	42,614 Direct	+2.05%	Acquired	141.9% (price as of 2026-08-20)
March 2, 2020	ISBA	A	559	$23.68	$13,237	41,130 Direct	+1.38%	Acquired	67.0% (price as of 2026-08-20)
Dec. 2, 2019	ISBA	A	583	$24.00	$13,992	40,125 Direct	+1.47%	Acquired	64.8% (price as of 2026-08-20)
Sept. 3, 2019	ISBA	A	598	$22.15	$13,246	39,091 Direct	+1.55%	Acquired	78.6% (price as of 2026-08-20)
June 3, 2019	ISBA	A	576	$22.99	$13,242	38,070 Direct	+1.54%	Acquired	72.0% (price as of 2026-08-20)
March 29, 2019	ISBA	A	560	$23.65	$13,244	37,494 Direct	+1.52%	Acquired	67.2% (price as of 2026-08-20)
Dec. 31, 2018	ISBA	P	150	$23.31	$3,496	36,526 Direct	+0.41%	Acquired	69.7% (price as of 2026-08-20)
Sept. 28, 2018	ISBA	P	123	$26.92	$3,311	35,923 Direct	+0.34%	Acquired	46.9% (price as of 2026-08-20)
June 29, 2018	ISBA	P	130	$26.82	$3,487	35,505 Direct	+0.37%	Acquired	47.5% (price as of 2026-08-20)
March 30, 2018	ISBA	P	123	$27.04	$3,326	34,985 Direct	+0.35%	Acquired	46.3% (price as of 2026-08-20)
Jan. 2, 2018	ISBA	P	240	$28.40	$6,816	34,531 Direct	+0.70%	Acquired	39.3% (price as of 2026-08-20)
Dec. 26, 2017	ISBA	P	77	$27.74	$2,136	34,023 Direct	+0.23%	Acquired	42.6% (price as of 2026-08-20)
Dec. 5, 2017	ISBA	P	75	$28.51	$2,138	33,946 Direct	+0.22%	Acquired	38.7% (price as of 2026-08-20)
Oct. 31, 2017	ISBA	P	86	$28.80	$2,477	33,871 Direct	+0.25%	Acquired	37.3% (price as of 2026-08-20)
Oct. 3, 2017	ISBA	P	74	$29.00	$2,146	33,786 Direct	+0.22%	Acquired	36.4% (price as of 2026-08-20)
Oct. 2, 2017	ISBA	P	228	$28.59	$6,519	33,409 Direct	+0.69%	Acquired	38.3% (price as of 2026-08-20)
Aug. 31, 2017	ISBA	P	80	$28.40	$2,272	33,181 Direct	+0.24%	Acquired	39.3% (price as of 2026-08-20)
July 28, 2017	ISBA	P	76	$28.00	$2,128	33,101 Direct	+0.23%	Acquired	41.2% (price as of 2026-08-20)
July 3, 2017	ISBA	P	241	$27.93	$6,731	33,025 Direct	+0.74%	Acquired	41.6% (price as of 2026-08-20)
July 3, 2017	ISBA	P	76	$28.00	$2,128	32,530 Direct	+0.23%	Acquired	41.2% (price as of 2026-08-20)
May 26, 2017	ISBA	P	76	$27.90	$2,120	32,415 Direct	+0.24%	Acquired	41.8% (price as of 2026-08-20)
April 27, 2017	ISBA	P	89	$27.65	$2,461	32,339 Direct	+0.28%	Acquired	43.0% (price as of 2026-08-20)
April 3, 2017	ISBA	P	230	$27.79	$6,392	32,249 Direct	+0.72%	Acquired	42.3% (price as of 2026-08-20)
March 28, 2017	ISBA	P	77	$27.75	$2,137	31,731 Direct	+0.24%	Acquired	42.5% (price as of 2026-08-20)
Feb. 28, 2017	ISBA	P	77	$27.79	$2,140	31,654 Direct	+0.24%	Acquired	42.3% (price as of 2026-08-20)
Jan. 30, 2017	ISBA	P	77	$27.85	$2,144	31,578 Direct	+0.24%	Acquired	42.0% (price as of 2026-08-20)
Dec. 31, 2016	ISBA	J	245	$27.83	$6,818	31,501 Direct	+0.78%	Acquired	42.1% (price as of 2026-08-20)
Dec. 31, 2016	ISBA	P	242	$27.83	$6,735	31,256 Direct	+0.78%	Acquired	42.1% (price as of 2026-08-20)
Dec. 23, 2016	ISBA	P	77	$27.85	$2,144	30,979 Direct	+0.25%	Acquired	42.0% (price as of 2026-08-20)
Nov. 28, 2016	ISBA	P	77	$27.85	$2,144	30,902 Direct	+0.25%	Acquired	42.0% (price as of 2026-08-20)
Oct. 31, 2016	ISBA	P	90	$27.60	$2,484	30,825 Direct	+0.29%	Acquired	43.3% (price as of 2026-08-20)
Oct. 3, 2016	ISBA	P	77	$27.75	$2,137	30,736 Direct	+0.25%	Acquired	42.5% (price as of 2026-08-20)
Oct. 3, 2016	ISBA	P	77	$27.75	$2,137	30,494 Direct	+0.25%	Acquired	42.5% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	J	32	$27.68	$886	30,659 Direct	+0.10%	Acquired	42.9% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	J	242	$27.76	$6,718	30,627 Direct	+0.80%	Acquired	42.5% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	P	231	$27.76	$6,413	30,385 Direct	+0.77%	Acquired	42.5% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	J	242	$27.76	$6,718	30,736 Direct	+0.79%	Acquired	42.5% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	J	32	$27.68	$886	30,417 Direct	+0.11%	Acquired	42.9% (price as of 2026-08-20)
Sept. 30, 2016	ISBA	P	231	—	—	30,385 Direct	+0.77%	Acquired	(price as of 2026-08-20)
Aug. 30, 2016	ISBA	P	77	$27.85	$2,144	30,155 Direct	+0.26%	Acquired	42.0% (price as of 2026-08-20)
July 29, 2016	ISBA	P	77	$27.60	$2,125	30,078 Direct	+0.26%	Acquired	43.3% (price as of 2026-08-20)
July 1, 2016	ISBA	P	77	$27.70	$2,133	30,001 Direct	+0.26%	Acquired	42.8% (price as of 2026-08-20)
June 30, 2016	ISBA	P	248	$27.88	$6,914	29,895 Direct	+0.84%	Acquired	41.9% (price as of 2026-08-20)
May 27, 2016	ISBA	P	77	$27.70	$2,133	29,420 Direct	+0.26%	Acquired	42.8% (price as of 2026-08-20)
April 29, 2016	ISBA	P	96	$27.66	$2,655	29,343 Direct	+0.33%	Acquired	43.0% (price as of 2026-08-20)
March 31, 2016	ISBA	P	223	$28.70	$6,400	29,222 Direct	+0.77%	Acquired	37.8% (price as of 2026-08-20)
March 25, 2016	ISBA	A	78	$27.22	$2,123	28,782 Direct	+0.27%	Acquired	45.3% (price as of 2026-08-20)
Feb. 29, 2016	ISBA	P	77	$27.70	$2,133	28,704 Direct	+0.27%	Acquired	42.8% (price as of 2026-08-20)
Dec. 18, 2015	ISBA	P	78	$27.36	$2,134	2,844 Direct	+2.82%	Acquired	44.6% (price as of 2026-08-20)
Nov. 23, 2015	ISBA	P	81	$26.50	$2,146	2,767 Direct	+3.02%	Acquired	49.2% (price as of 2026-08-20)
Oct. 30, 2015	ISBA	P	102	$24.28	$2,477	2,686 Direct	+3.95%	Acquired	62.9% (price as of 2026-08-20)
Oct. 1, 2015	ISBA	P	90	$23.69	$2,132	2,584 Direct	+3.61%	Acquired	66.9% (price as of 2026-08-20)
Aug. 28, 2015	ISBA	P	93	$23.00	$2,139	2,469 Direct	+3.91%	Acquired	72.0% (price as of 2026-08-20)
July 29, 2015	ISBA	P	91	$23.45	$2,134	2,376 Direct	+3.98%	Acquired	68.7% (price as of 2026-08-20)
July 1, 2015	ISBA	P	90	$23.75	$2,138	2,285 Direct	+4.10%	Acquired	66.5% (price as of 2026-08-20)
May 29, 2015	ISBA	P	93	$22.85	$2,125	2,174 Direct	+4.47%	Acquired	73.1% (price as of 2026-08-20)
April 30, 2015	ISBA	P	107	$23.00	$2,461	2,081 Direct	+5.42%	Acquired	72.0% (price as of 2026-08-20)
April 1, 2015	ISBA	P	93	$22.90	$2,130	1,974 Direct	+4.94%	Acquired	72.7% (price as of 2026-08-20)
Feb. 26, 2015	ISBA	P	93	$22.90	$2,130	1,862 Direct	+5.26%	Acquired	72.7% (price as of 2026-08-20)
Jan. 29, 2015	ISBA	P	96	$22.29	$2,140	1,769 Direct	+5.74%	Acquired	77.4% (price as of 2026-08-20)
Dec. 19, 2014	ISBA	P	93	$22.10	$2,055	1,635 Direct	+6.03%	Acquired	79.0% (price as of 2026-08-20)
Nov. 28, 2014	ISBA	P	91	$22.45	$2,043	1,543 Direct	+6.27%	Acquired	76.2% (price as of 2026-08-20)
Oct. 27, 2014	ISBA	P	102	$23.50	$2,397	1,451 Direct	+7.56%	Acquired	68.3% (price as of 2026-08-20)
Sept. 30, 2014	ISBA	P	100	$23.94	$2,394	1,350 Direct	+8.00%	Acquired	65.2% (price as of 2026-08-20)
Aug. 28, 2014	ISBA	P	92	$22.30	$2,052	1,250 Direct	+7.94%	Acquired	77.4% (price as of 2026-08-20)
July 30, 2014	ISBA	P	92	$22.25	$2,047	1,158 Direct	+8.63%	Acquired	77.8% (price as of 2026-08-20)
July 1, 2014	ISBA	P	90	$22.84	$2,056	1,066 Direct	+9.22%	Acquired	73.2% (price as of 2026-08-20)
May 29, 2014	ISBA	P	91	$22.65	$2,061	976 Direct	+10.28%	Acquired	74.6% (price as of 2026-08-20)
April 30, 2014	ISBA	P	90	$22.73	$2,046	886 Direct	+11.31%	Acquired	74.0% (price as of 2026-08-20)
March 31, 2014	ISBA	P	87	$23.50	$2,044	796 Direct	+12.27%	Acquired	68.3% (price as of 2026-08-20)
Feb. 28, 2014	ISBA	P	101	$23.75	$2,399	702 Direct	+16.81%	Acquired	66.5% (price as of 2026-08-20)
Feb. 3, 2014	ISBA	P	43	$23.65	$1,017	601 Direct	+7.71%	Acquired	67.2% (price as of 2026-08-20)
Jan. 29, 2014	ISBA	P	44	$23.25	$1,023	558 Direct	+8.56%	Acquired	70.1% (price as of 2026-08-20)
June 30, 2010	ISBA	J	4	$17.99	$72	452 Direct	+0.89%	Acquired	119.8% (price as of 2026-08-20)
March 31, 2010	ISBA	J	4	$18.50	$74	447 Direct	+0.90%	Acquired	113.8% (price as of 2026-08-20)
Dec. 31, 2009	ISBA	J	7	$18.89	$132	443 Direct	+1.61%	Acquired	109.4% (price as of 2026-08-20)
Sept. 30, 2009	ISBA	J	3	$17.87	$54	435 Direct	+0.69%	Acquired	121.3% (price as of 2026-08-20)
June 30, 2009	ISBA	J	3	$18.25	$55	432 Direct	+0.70%	Acquired	116.7% (price as of 2026-08-20)
March 31, 2009	ISBA	J	2	$21.00	$42	429 Direct	+0.47%	Acquired	88.3% (price as of 2026-08-20)
March 2, 2007	ISBA	P	62	$42.00	$2,604	251 Direct	+32.80%	Acquired	3.6% (price as of 2026-08-20)
Oct. 25, 2006	ISBA	A	254	$40.11	$10,188	732 Direct	+53.14%	Acquired	8.5% (price as of 2026-08-20)
July 24, 2006	ISBA	A	176	$39.11	$6,883	478 Direct	+58.28%	Acquired	11.2% (price as of 2026-08-20)

Showing latest 100 of 107 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
Oct. 25, 2006	ISBA	Phantom Stock	Common Stock (254)	—	—	254	Acquired
July 24, 2006	ISBA	Phantom Stock	Common Stock (176)	—	—	176	Acquired
April 25, 2006	ISBA	Phantom stock	Common Stock (302)	—	—	302	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
July 22, 2004	ISBA	Common	101	Direct