Carlton W Reckling

Insider

First SEC filing: Oct. 16, 2018 · Latest: Oct. 16, 2018

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 2 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

2 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 15, 2019	SIBN	S	151	$16.59	$2,505	10,049 Direct	-1.48%	Disposed	18.4% (price as of 2026-08-21)
Jan. 15, 2019	SIBN	A	22,100	—	—	22,100 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 15, 2019	SIBN	A	10,200	—	—	10,200 Direct	—	Acquired	(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
Jan. 15, 2019	SIBN	Stock Option (right to purchase)	Common Stock (22,100)	$22.00	Jan. 15, 2029	22,100	Acquired

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
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (1,111)	1,111	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (69,443)	69,443	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (8,350)	8,350	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (23,865)	23,865	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (13,139)	13,139	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (11,599)	11,599	Direct
Oct. 16, 2018	SIBN	Stock Option (right to buy)→ Common Stock (22,363)	22,363	Direct