Sarah Liebel

Insider

First SEC filing: June 9, 2021 · Latest: June 9, 2021

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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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 26, 2022	ATER	A	42,195	—	—	103,923 Direct	+68.36%	Acquired	(price as of 2026-08-21)
Feb. 1, 2022	ATER	A	61,728	—	—	61,728 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.

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

Date	Ticker	Security	Shares	Ownership
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (23,250)	23,250	Direct
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (30,000)	30,000	Direct
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (78,333)	78,333	Direct
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (33,333)	33,333	Direct
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (12,000)	12,000	Direct
June 9, 2021	DIBS	Employee Stock Option (right to buy)→ Common Stock (28,000)	28,000	Direct