Roman G Ptakowski

Insider

First SEC filing: May 11, 2005 · Latest: May 11, 2005

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 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

4 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 10, 2005	ISSC	M	51,310	—	—	120,000 Direct	-29.95%	Disposed	(price as of 2026-08-21)
May 10, 2005	ISSC	S	51,310	$34.07	$1,748,132	0 Direct	-100.00%	Disposed	-7.8% (price as of 2026-08-21)
May 10, 2005	ISSC	M	51,310	$34.07	$1,748,132	51,310 Direct	—	Acquired	-7.8% (price as of 2026-08-21)
May 9, 2005	ISSC	M	8,690	—	—	171,310 Direct	-4.83%	Disposed	(price as of 2026-08-21)
May 9, 2005	ISSC	S	8,690	$34.79	$302,325	0 Direct	-100.00%	Disposed	-9.7% (price as of 2026-08-21)
May 9, 2005	ISSC	M	8,690	$6.31	$54,834	8,690 Direct	—	Acquired	397.8% (price as of 2026-08-21)

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
May 10, 2005	ISSC	NQ Stock Option right to buy	Common Stock (51,310)	$6.31	May 9, 2013	51,310	Disposed
May 9, 2005	ISSC	NQ Stock Option, right to buy	Common Stock (8,690)	$6.31	May 9, 2013	8,690	Disposed

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

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

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2007	$250,000	—	—	—	—	—	—	$250,000

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