Peony K Yu

Insider

First SEC filing: Nov. 13, 2014 · Latest: Nov. 13, 2014

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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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 65 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

65 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 15, 2023	STAA	M	3,127	—	—	3,127 Direct	—	Acquired	(price as of 2026-08-20)
June 15, 2023	STAA	M	1,709	—	—	2,786 Direct	+158.68%	Acquired	(price as of 2026-08-20)
June 16, 2022	STAA	M	5,765	—	—	5,765 Direct	—	Acquired	(price as of 2026-08-20)
June 16, 2022	STAA	M	355	—	—	1,077 Direct	+49.17%	Acquired	(price as of 2026-08-20)
June 24, 2021	STAA	A	404	—	—	722 Direct	+127.04%	Acquired	(price as of 2026-08-20)
June 24, 2021	STAA	M	850	—	—	850 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 21, 2021	STAA	A	684	—	—	684 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Dec. 16, 2020	KYNB	S 10b5-1	3,350	$41.61	$139,394	192,292 Direct	-1.71%	Disposed	-99.3% (price as of 2026-08-20)
Dec. 7, 2020	KYNB	F	3,292	$41.99	$138,231	195,642 Direct	-1.65%	Disposed	-99.3% (price as of 2026-08-20)
Sept. 16, 2020	KYNB	S 10b5-1	3,351	$44.01	$147,478	198,934 Direct	-1.66%	Disposed	-99.4% (price as of 2026-08-20)
Sept. 8, 2020	KYNB	F	3,291	$42.16	$138,749	202,285 Direct	-1.60%	Disposed	-99.3% (price as of 2026-08-20)
Sept. 3, 2020	KYNB	M	10,000	$18.00	$180,000	215,576 Direct	+4.86%	Acquired	-98.4% (price as of 2026-08-20)
Sept. 3, 2020	KYNB	S 10b5-1	10,000	$50.89	$508,900	205,576 Direct	-4.64%	Disposed	-99.4% (price as of 2026-08-20)
Sept. 3, 2020	KYNB	M	10,000	—	—	42,500 Direct	-19.05%	Disposed	(price as of 2026-08-20)
July 24, 2020	KYNB	S 10b5-1	3,351	$42.35	$141,915	205,576 Direct	-1.60%	Disposed	-99.3% (price as of 2026-08-20)
June 8, 2020	KYNB	F	3,292	$33.61	$110,644	208,927 Direct	-1.55%	Disposed	-99.2% (price as of 2026-08-20)
March 17, 2020	KYNB	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-20)
March 17, 2020	KYNB	A	45,000	—	—	211,541 Direct	+27.02%	Acquired	(price as of 2026-08-20)
March 16, 2020	KYNB	M	3,750	—	—	56,250 Direct	-6.25%	Disposed	(price as of 2026-08-20)
March 16, 2020	KYNB	M	3,750	$19.39	$72,712	166,541 Direct	+2.30%	Acquired	-98.5% (price as of 2026-08-20)
March 6, 2020	KYNB	F	9,826	$39.71	$390,190	162,791 Direct	-5.69%	Disposed	-99.3% (price as of 2026-08-20)
Jan. 21, 2020	STAA	A	318	—	—	318 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 16, 2019	KYNB	S 10b5-1	3,420	$46.68	$159,646	172,617 Direct	-1.94%	Disposed	-99.4% (price as of 2026-08-20)
Dec. 6, 2019	KYNB	F	3,360	$47.39	$159,230	176,037 Direct	-1.87%	Disposed	-99.4% (price as of 2026-08-20)
Dec. 4, 2019	KYNB	M	3,500	—	—	52,500 Direct	-6.25%	Disposed	(price as of 2026-08-20)
Dec. 4, 2019	KYNB	M	657	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 4, 2019	KYNB	M	3,500	$18.00	$63,000	179,397 Direct	+1.99%	Acquired	-98.4% (price as of 2026-08-20)
Dec. 4, 2019	KYNB	M	657	$14.58	$9,579	175,897 Direct	+0.37%	Acquired	-98.1% (price as of 2026-08-20)
Sept. 16, 2019	KYNB	S 10b5-1	3,419	$40.92	$139,905	175,240 Direct	-1.91%	Disposed	-99.3% (price as of 2026-08-20)
Sept. 6, 2019	KYNB	F	8,317	$41.68	$346,653	178,659 Direct	-4.45%	Disposed	-99.3% (price as of 2026-08-20)
June 14, 2019	KYNB	S 10b5-1	3,420	$40.96	$140,083	186,976 Direct	-1.80%	Disposed	-99.3% (price as of 2026-08-20)
June 12, 2019	KYNB	M	10,698	—	—	657 Direct	-94.21%	Disposed	(price as of 2026-08-20)
June 12, 2019	KYNB	M	10,698	$14.58	$155,977	190,396 Direct	+5.95%	Acquired	-98.1% (price as of 2026-08-20)
June 6, 2019	KYNB	F	3,360	$38.31	$128,722	179,698 Direct	-1.84%	Disposed	-99.3% (price as of 2026-08-20)
March 14, 2019	KYNB	S 10b5-1	9,145	$56.30	$514,864	182,440 Direct	-4.77%	Disposed	-99.5% (price as of 2026-08-20)
March 6, 2019	KYNB	F	4,945	$55.58	$274,843	191,585 Direct	-2.52%	Disposed	-99.5% (price as of 2026-08-20)
March 4, 2019	KYNB	F	693	$58.69	$40,672	196,530 Direct	-0.35%	Disposed	-99.5% (price as of 2026-08-20)
Feb. 5, 2019	KYNB	A	55,200	—	—	55,200 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 5, 2019	KYNB	A	20,000	—	—	197,223 Direct	+11.29%	Acquired	(price as of 2026-08-20)
Feb. 5, 2019	KYNB	A	33,100	—	—	177,223 Direct	+22.97%	Acquired	(price as of 2026-08-20)
Dec. 14, 2018	KYNB	S 10b5-1	3,422	$38.58	$132,021	144,123 Direct	-2.32%	Disposed	-99.3% (price as of 2026-08-20)
Dec. 6, 2018	KYNB	F	2,369	$40.93	$96,963	147,545 Direct	-1.58%	Disposed	-99.3% (price as of 2026-08-20)
Dec. 3, 2018	KYNB	F	993	$43.93	$43,622	149,914 Direct	-0.66%	Disposed	-99.4% (price as of 2026-08-20)
Sept. 6, 2018	KYNB	F	2,368	$57.30	$135,686	150,907 Direct	-1.54%	Disposed	-99.5% (price as of 2026-08-20)
Sept. 4, 2018	KYNB	F	994	$61.05	$60,684	153,275 Direct	-0.64%	Disposed	-99.5% (price as of 2026-08-20)
Aug. 31, 2018	KYNB	M	5,000	—	—	11,355 Direct	-30.57%	Disposed	(price as of 2026-08-20)
Aug. 31, 2018	KYNB	M	1,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 31, 2018	KYNB	M	5,000	$14.58	$72,900	154,269 Direct	+3.35%	Acquired	-98.1% (price as of 2026-08-20)
Aug. 31, 2018	KYNB	M	1,800	$5.95	$10,710	149,269 Direct	+1.22%	Acquired	-95.2% (price as of 2026-08-20)
July 3, 2018	KYNB	M	15,645	—	—	16,355 Direct	-48.89%	Disposed	(price as of 2026-08-20)
July 3, 2018	KYNB	S 10b5-1	15,645	$65.00	$1,016,925	147,469 Direct	-9.59%	Disposed	-99.6% (price as of 2026-08-20)
July 3, 2018	KYNB	M	15,645	$14.58	$228,104	163,114 Direct	+10.61%	Acquired	-98.1% (price as of 2026-08-20)
June 14, 2018	KYNB	S 10b5-1	3,422	$59.20	$202,582	147,469 Direct	-2.27%	Disposed	-99.5% (price as of 2026-08-20)
June 6, 2018	KYNB	F	2,369	$56.60	$134,085	150,891 Direct	-1.55%	Disposed	-99.5% (price as of 2026-08-20)
June 1, 2018	KYNB	F	993	$54.05	$53,672	153,260 Direct	-0.64%	Disposed	-99.5% (price as of 2026-08-20)
April 16, 2018	KYNB	S 10b5-1	3,400	$48.31	$164,254	152,833 Direct	-2.18%	Disposed	-99.4% (price as of 2026-08-20)
April 16, 2018	KYNB	S 10b5-1	4,100	$47.39	$194,299	156,233 Direct	-2.56%	Disposed	-99.4% (price as of 2026-08-20)
March 14, 2018	KYNB	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-20)
March 14, 2018	KYNB	A	32,000	—	—	160,333 Direct	+24.94%	Acquired	(price as of 2026-08-20)
March 14, 2018	KYNB	S 10b5-1	9,891	$53.20	$526,201	128,333 Direct	-7.16%	Disposed	-99.5% (price as of 2026-08-20)
March 6, 2018	KYNB	F	5,065	$53.55	$271,231	138,224 Direct	-3.53%	Disposed	-99.5% (price as of 2026-08-20)
March 1, 2018	KYNB	F	1,297	$54.95	$71,270	143,289 Direct	-0.90%	Disposed	-99.5% (price as of 2026-08-20)
Feb. 8, 2018	KYNB	S 10b5-1	7,100	$53.94	$382,974	144,986 Direct	-4.67%	Disposed	-99.5% (price as of 2026-08-20)
Feb. 8, 2018	KYNB	S 10b5-1	400	$54.51	$21,804	144,586 Direct	-0.28%	Disposed	-99.5% (price as of 2026-08-20)
Jan. 29, 2018	KYNB	S 10b5-1	10,000	$62.00	$620,000	152,086 Direct	-6.17%	Disposed	-99.5% (price as of 2026-08-20)
Dec. 14, 2017	KYNB	S 10b5-1	2,851	$43.70	$124,589	162,086 Direct	-1.73%	Disposed	-99.4% (price as of 2026-08-20)
Dec. 6, 2017	KYNB	F	1,151	$44.85	$51,622	164,937 Direct	-0.69%	Disposed	-99.4% (price as of 2026-08-20)
Dec. 1, 2017	KYNB	F	1,958	$47.15	$92,320	166,088 Direct	-1.17%	Disposed	-99.4% (price as of 2026-08-20)
Nov. 6, 2017	KYNB	S 10b5-1	2,058	$55.91	$115,063	168,046 Direct	-1.21%	Disposed	-99.5% (price as of 2026-08-20)
Nov. 6, 2017	KYNB	S 10b5-1	5,442	$55.16	$300,181	170,104 Direct	-3.10%	Disposed	-99.5% (price as of 2026-08-20)
Oct. 4, 2017	KYNB	M	15,000	—	—	32,000 Direct	-31.91%	Disposed	(price as of 2026-08-20)
Oct. 4, 2017	KYNB	S 10b5-1	15,000	$60.00	$900,000	175,546 Direct	-7.87%	Disposed	-99.5% (price as of 2026-08-20)
Oct. 4, 2017	KYNB	M	15,000	$14.58	$218,700	190,546 Direct	+8.54%	Acquired	-98.1% (price as of 2026-08-20)
Oct. 2, 2017	KYNB	M	30,000	—	—	47,000 Direct	-38.96%	Disposed	(price as of 2026-08-20)
Oct. 2, 2017	KYNB	S 10b5-1	29,000	$54.90	$1,592,100	175,546 Direct	-14.18%	Disposed	-99.5% (price as of 2026-08-20)
Oct. 2, 2017	KYNB	S 10b5-1	11,000	$53.90	$592,900	204,546 Direct	-5.10%	Disposed	-99.5% (price as of 2026-08-20)
Oct. 2, 2017	KYNB	M	30,000	$14.58	$437,400	215,546 Direct	+16.17%	Acquired	-98.1% (price as of 2026-08-20)
Sept. 14, 2017	KYNB	S 10b5-1	2,851	$51.00	$145,401	185,546 Direct	-1.51%	Disposed	-99.4% (price as of 2026-08-20)
Sept. 6, 2017	KYNB	F	1,151	$48.10	$55,363	188,397 Direct	-0.61%	Disposed	-99.4% (price as of 2026-08-20)
Sept. 1, 2017	KYNB	F	1,959	$49.00	$95,991	189,548 Direct	-1.02%	Disposed	-99.4% (price as of 2026-08-20)
Aug. 21, 2017	KYNB	S 10b5-1	7,500	$41.03	$307,725	191,507 Direct	-3.77%	Disposed	-99.3% (price as of 2026-08-20)
Aug. 8, 2017	KYNB	M	20,000	—	—	77,000 Direct	-20.62%	Disposed	(price as of 2026-08-20)
Aug. 8, 2017	KYNB	S 10b5-1	5,100	$51.11	$260,661	199,007 Direct	-2.50%	Disposed	-99.4% (price as of 2026-08-20)
Aug. 8, 2017	KYNB	S 10b5-1	32,400	$50.50	$1,636,200	204,107 Direct	-13.70%	Disposed	-99.4% (price as of 2026-08-20)
Aug. 8, 2017	KYNB	M	20,000	$14.58	$291,600	236,507 Direct	+9.24%	Acquired	-98.1% (price as of 2026-08-20)
Aug. 1, 2017	KYNB	M	10,000	—	—	97,000 Direct	-9.35%	Disposed	(price as of 2026-08-20)
Aug. 1, 2017	KYNB	S 10b5-1	10,000	$33.48	$334,800	216,507 Direct	-4.41%	Disposed	-99.2% (price as of 2026-08-20)
Aug. 1, 2017	KYNB	M	10,000	$14.58	$145,800	226,507 Direct	+4.62%	Acquired	-98.1% (price as of 2026-08-20)
July 10, 2017	KYNB	S 10b5-1	5,000	$32.98	$164,900	216,507 Direct	-2.26%	Disposed	-99.1% (price as of 2026-08-20)
June 14, 2017	KYNB	S 10b5-1	3,721	$28.95	$107,723	221,507 Direct	-1.65%	Disposed	-99.0% (price as of 2026-08-20)
June 6, 2017	KYNB	F	829	$29.05	$24,082	225,228 Direct	-0.37%	Disposed	-99.0% (price as of 2026-08-20)
June 1, 2017	KYNB	F	1,410	$27.60	$38,916	226,057 Direct	-0.62%	Disposed	-99.0% (price as of 2026-08-20)
May 10, 2017	KYNB	S 10b5-1	1,300	$26.97	$35,061	226,046 Direct	-0.57%	Disposed	-98.9% (price as of 2026-08-20)
May 10, 2017	KYNB	S 10b5-1	3,700	$26.17	$96,829	227,346 Direct	-1.60%	Disposed	-98.9% (price as of 2026-08-20)
April 25, 2017	KYNB	M	5,000	—	—	107,000 Direct	-4.46%	Disposed	(price as of 2026-08-20)
April 25, 2017	KYNB	S 10b5-1	5,000	$28.00	$140,000	231,046 Direct	-2.12%	Disposed	-99.0% (price as of 2026-08-20)
April 25, 2017	KYNB	M	5,000	$14.58	$72,900	236,046 Direct	+2.16%	Acquired	-98.1% (price as of 2026-08-20)
March 14, 2017	KYNB	S 10b5-1	4,651	$25.13	$116,880	234,246 Direct	-1.95%	Disposed	-98.9% (price as of 2026-08-20)
March 14, 2017	KYNB	S 10b5-1	3,200	$25.80	$82,560	231,046 Direct	-1.37%	Disposed	-98.9% (price as of 2026-08-20)
March 8, 2017	KYNB	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-20)

Showing latest 100 of 145 transactions

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
June 15, 2023	STAA	Common Stock Options	Common Stock (3,127)	$52.67	June 14, 2034	3,127	Acquired
June 16, 2022	STAA	Common Stock Options	Common Stock (5,765)	$62.10	June 15, 2033	5,765	Acquired
June 24, 2021	STAA	Common Stock Options	Common Stock (850)	$154.96	June 23, 2031	850	Acquired
Jan. 21, 2021	STAA	Common Stock Options	Common Stock (684)	$89.67	Jan. 20, 2030	684	Disposed
Sept. 3, 2020	KYNB	Stock Option (Right to Buy)	Common Stock (10,000)	$18.00	Nov. 13, 2024	10,000	Disposed
March 17, 2020	KYNB	Stock Option (Right to Buy)	Common Stock (75,000)	$26.41	March 17, 2030	75,000	Acquired
March 16, 2020	KYNB	Stock Option (Right to Buy)	Common Stock (3,750)	$19.39	Feb. 22, 2026	3,750	Disposed
Dec. 4, 2019	KYNB	Stock Option (Right to Buy)	Common Stock (3,500)	$18.00	Nov. 13, 2024	3,500	Disposed
Dec. 4, 2019	KYNB	Stock Option (Right to Buy)	Common Stock (657)	$14.58	March 19, 2024	657	Disposed
June 12, 2019	KYNB	Stock Option (Right to Buy)	Common Stock (10,698)	$14.58	March 19, 2024	10,698	Disposed
Feb. 5, 2019	KYNB	Stock Option (Right to Buy)	Common Stock (55,200)	$57.33	Feb. 5, 2029	55,200	Acquired
Aug. 31, 2018	KYNB	Stock Option (Right to Buy)	Common Stock (5,000)	$14.58	March 19, 2024	5,000	Disposed
Aug. 31, 2018	KYNB	Stock Option (Right to Buy)	Common Stock (1,800)	$5.95	June 27, 2022	1,800	Disposed
July 3, 2018	KYNB	Stock Option (Right to Buy)	Common Stock (15,645)	$14.58	March 19, 2024	15,645	Disposed
March 14, 2018	KYNB	Stock Option (Right to Buy)	Common Stock (55,000)	$53.75	March 14, 2028	55,000	Acquired
Oct. 4, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (15,000)	$14.58	March 19, 2024	15,000	Disposed
Oct. 2, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (30,000)	$14.58	March 19, 2024	30,000	Disposed
Aug. 8, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (20,000)	$14.58	March 19, 2024	20,000	Disposed
Aug. 1, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (10,000)	$14.58	March 19, 2024	10,000	Disposed
April 25, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (5,000)	$14.58	March 19, 2024	5,000	Disposed
March 8, 2017	KYNB	Stock Option (Right to Buy)	Common Stock (70,000)	$25.40	March 8, 2027	70,000	Acquired
Nov. 8, 2016	KYNB	Stock Option (Right to Buy)	Common Stock (2,700)	$5.95	June 27, 2022	2,700	Disposed
Nov. 8, 2016	KYNB	Stock Option (Right to Buy)	Common Stock (2,000)	$3.50	June 7, 2021	2,000	Disposed
Feb. 22, 2016	KYNB	Stock Option (Right to Buy)	Common Stock (60,000)	$19.39	Feb. 22, 2026	60,000	Acquired
Feb. 5, 2016	KYNB	Stock Option (Right to Buy)	Common Stock (4,500)	$5.95	June 27, 2022	4,500	Disposed
Feb. 5, 2016	KYNB	Stock Option (Right to Buy)	Common Stock (6,000)	$3.50	June 7, 2021	6,000	Disposed
May 15, 2015	KYNB	Stock Option (RIght to Buy)	Common Stock (4,000)	$3.50	June 7, 2021	4,000	Disposed
May 15, 2015	KYNB	Stock Option (Right to Buy)	Common Stock (4,000)	$2.90	June 9, 2020	4,000	Disposed
March 4, 2015	KYNB	Stock Option (Right to Buy)	Common Stock (64,136)	$29.66	March 4, 2025	64,136	Acquired
Nov. 13, 2014	KYNB	Stock Option (Right to Buy)	Common Stock (56,000)	$18.00	Nov. 13, 2024	56,000	Acquired

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 13, 2014	KYNB	Common Stock	143,000	Direct
Nov. 13, 2014	KYNB	Stock Option (Right to Buy)→ Common Stock (4,000)	4,000	Direct
Nov. 13, 2014	KYNB	Stock Option (Right to Buy)→ Common Stock (12,000)	12,000	Direct
Nov. 13, 2014	KYNB	Stock Option (Right to Buy)→ Common Stock (9,000)	9,000	Direct
Nov. 13, 2014	KYNB	Stock Option (Right to Buy)→ Common Stock (112,000)	112,000	Direct

Compensation (DEF 14A)

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

KYNB

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2020	$612,000	—	$1,188,450	$1,201,950	$459,000	—	$51,364	$3,512,764
2019	$590,000	—	$3,044,223	$1,886,018	$316,830	—	$19,380	$5,856,451
2018	$564,000	—	$1,720,000	$1,857,818	$371,394	—	$19,152	$4,532,364

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