Tony Yu

CIK 1937482 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 25, 2023 · Latest: June 18, 2026

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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

GNLX selling Aug. 4, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-1,920 + 13 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

13 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 4, 2026	GNLX	S	653	$2.94	$1,920	268,371 Direct	-0.24%	Disposed	-7.0% (price as of 2026-08-20)
June 16, 2026	GNLX	A	119,318	—	—	269,024 Direct	+79.70%	Acquired	(price as of 2026-08-20)
Dec. 15, 2023	GNLX	S	5,803	$14.18	$82,287	0 Direct	-100.00%	Disposed	-80.7% (price as of 2026-08-20)
Dec. 15, 2023	GNLX	S	26,732	$12.94	$345,912	5,803 Direct	-82.16%	Disposed	-78.9% (price as of 2026-08-20)
Dec. 7, 2023	GNLX	S	36,800	$11.85	$436,080	32,535 Direct	-53.08%	Disposed	-76.9% (price as of 2026-08-20)
Nov. 21, 2023	GNLX	S	18,665	$10.26	$191,503	69,335 Direct	-21.21%	Disposed	-73.3% (price as of 2026-08-20)
Nov. 20, 2023	GNLX	S	14,594	$11.26	$164,328	88,000 Direct	-14.23%	Disposed	-75.7% (price as of 2026-08-20)
Nov. 17, 2023	GNLX	S	3,541	$13.04	$46,175	102,594 Direct	-3.34%	Disposed	-79.0% (price as of 2026-08-20)
Oct. 24, 2023	GNLX	M	5,200	—	—	207,653 Direct	-2.44%	Disposed	(price as of 2026-08-20)
Oct. 24, 2023	GNLX	S 10b5-1	5,200	$19.11	$99,372	106,135 Direct	-4.67%	Disposed	-85.7% (price as of 2026-08-20)
Oct. 24, 2023	GNLX	M	5,200	$6.00	$31,200	111,335 Direct	+4.90%	Acquired	-54.4% (price as of 2026-08-20)
Oct. 10, 2023	GNLX	M	5,200	—	—	212,853 Direct	-2.38%	Disposed	(price as of 2026-08-20)
Oct. 10, 2023	GNLX	S 10b5-1	400	$22.91	$9,164	106,135 Direct	-0.38%	Disposed	-88.1% (price as of 2026-08-20)
Oct. 10, 2023	GNLX	S 10b5-1	4,800	$21.94	$105,312	106,535 Direct	-4.31%	Disposed	-87.5% (price as of 2026-08-20)
Oct. 10, 2023	GNLX	M	5,200	$6.00	$31,200	111,335 Direct	+4.90%	Acquired	-54.4% (price as of 2026-08-20)
Sept. 26, 2023	GNLX	M	5,200	—	—	218,053 Direct	-2.33%	Disposed	(price as of 2026-08-20)
Sept. 26, 2023	GNLX	S 10b5-1	2,203	$24.46	$53,885	106,135 Direct	-2.03%	Disposed	-88.8% (price as of 2026-08-20)
Sept. 26, 2023	GNLX	S 10b5-1	1,114	$23.51	$26,190	108,338 Direct	-1.02%	Disposed	-88.4% (price as of 2026-08-20)
Sept. 26, 2023	GNLX	S 10b5-1	1,883	$22.54	$42,443	109,452 Direct	-1.69%	Disposed	-87.9% (price as of 2026-08-20)
Sept. 26, 2023	GNLX	M	5,200	$6.00	$31,200	111,335 Direct	+4.90%	Acquired	-54.4% (price as of 2026-08-20)
Sept. 20, 2023	GNLX	M	6,000	—	—	223,253 Direct	-2.62%	Disposed	(price as of 2026-08-20)
Sept. 20, 2023	GNLX	S 10b5-1	6,000	$27.96	$167,760	106,135 Direct	-5.35%	Disposed	-90.2% (price as of 2026-08-20)
Sept. 20, 2023	GNLX	M	6,000	$6.00	$36,000	112,135 Direct	+5.65%	Acquired	-54.4% (price as of 2026-08-20)
Sept. 15, 2023	GNLX	M	10,400	—	—	229,253 Direct	-4.34%	Disposed	(price as of 2026-08-20)
Sept. 15, 2023	GNLX	S 10b5-1	4,675	$22.29	$104,206	106,135 Direct	-4.22%	Disposed	-87.7% (price as of 2026-08-20)
Sept. 15, 2023	GNLX	S 10b5-1	5,725	$21.56	$123,431	110,810 Direct	-4.91%	Disposed	-87.3% (price as of 2026-08-20)
Sept. 15, 2023	GNLX	M	10,400	$6.00	$62,400	116,535 Direct	+9.80%	Acquired	-54.4% (price as of 2026-08-20)
Sept. 13, 2023	GNLX	S	29,800	$21.14	$629,972	106,135 Direct	-21.92%	Disposed	-87.1% (price as of 2026-08-20)
Sept. 11, 2023	GNLX	A	65,000	—	—	65,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 30, 2023	GNLX	S	19,800	$24.70	$489,060	135,935 Direct	-12.71%	Disposed	-88.9% (price as of 2026-08-20)
Aug. 18, 2023	GNLX	S	3,265	$23.73	$77,478	155,735 Direct	-2.05%	Disposed	-88.5% (price as of 2026-08-20)
Feb. 17, 2023	GNLX	A	9,000	—	—	159,000 Direct	+6.00%	Acquired	(price as of 2026-08-20)

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. 24, 2023	GNLX	Stock Option (right to buy)	Common Stock (5,200)	$6.00	Sept. 20, 2029	5,200	Disposed
Oct. 10, 2023	GNLX	Stock Option (right to buy)	Common Stock (5,200)	$6.00	Sept. 20, 2029	5,200	Disposed
Sept. 26, 2023	GNLX	Stock Option (right to buy)	Common Stock (5,200)	$6.00	Sept. 20, 2029	5,200	Disposed
Sept. 20, 2023	GNLX	Stock Option (right to buy)	Common Stock (6,000)	$6.00	Sept. 20, 2029	6,000	Disposed
Sept. 15, 2023	GNLX	Stock Option (right to buy)	Common Stock (10,400)	$6.00	Sept. 20, 2029	10,400	Disposed
Sept. 11, 2023	GNLX	Stock Option (right to buy)	Common Stock (65,000)	$22.40	Sept. 10, 2033	65,000	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Jan. 25, 2023	GNLX	Common Stock	150,000	Direct
Jan. 25, 2023	GNLX	Stock Option (right to buy)→ Common Stock (239,653)	239,653	Direct