Dietmar Ostermann

Insider

First SEC filing: June 10, 2026 · Latest: June 10, 2026

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Insider at

0 buys (P) 4 sells (S) Net: $-38,748 + 7 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

7 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 17, 2026	XOSWW	D	4,159	$2.15	$8,942	115,226 Direct	-3.48%	Disposed	-99.7% (price as of 2026-08-19)
July 16, 2026	XOSWW	D	4,158	$2.16	$8,981	119,385 Direct	-3.37%	Disposed	-99.7% (price as of 2026-08-19)
July 15, 2026	XOSWW	D	4,159	$2.30	$9,566	123,543 Direct	-3.26%	Disposed	-99.7% (price as of 2026-08-19)
July 14, 2026	XOSWW	D	4,158	$2.39	$9,938	127,702 Direct	-3.15%	Disposed	-99.7% (price as of 2026-08-19)
July 13, 2026	XOSWW	D	4,159	$2.35	$9,774	131,860 Direct	-3.06%	Disposed	-99.7% (price as of 2026-08-19)
July 10, 2026	XOSWW	D	4,158	$2.49	$10,353	136,019 Direct	-2.97%	Disposed	-99.7% (price as of 2026-08-19)
July 10, 2026	XOSWW	A	60,584	—	—	140,177 Direct	+76.12%	Acquired	(price as of 2026-08-19)
June 8, 2026	XOSWW	S	3,351	$4.45	$14,912	79,593 Direct	-4.04%	Disposed	-99.9% (price as of 2026-08-19)
Dec. 22, 2025	XOSWW	S 10b5-1	3,826	$2.14	$8,188	82,944 Direct	-4.41%	Disposed	-99.7% (price as of 2026-08-19)
Dec. 19, 2025	XOSWW	S 10b5-1	3,826	$2.04	$7,805	86,770 Direct	-4.22%	Disposed	-99.7% (price as of 2026-08-19)
Dec. 18, 2025	XOSWW	S 10b5-1	3,826	$2.05	$7,843	90,596 Direct	-4.05%	Disposed	-99.7% (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.

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

Date	Ticker	Security	Shares	Ownership
March 29, 2024	XOSWW	Common Stock	3,351	Direct