Parallax Volatility Advisers, L.P.

Position in SYK — Stryker Corp

CIK 1521001 San Francisco, CA

Back to SYK Full portfolio

Position in SYK

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$314

+$314 QoQ

Shares Held

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#2,256

of 2,258 holders

Holding Since

Mar 2020

21 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in SYK Over Time

Shares Held

Position Value (USD)

Derivatives in SYK

reported options exposure · as of Jun 30, 2026

CallValue

$1,101,940

CallShares

3,500

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Medical Devices

Healthcare · as of Jun 30, 2026

Parallax Volatility Advisers, L.P. holds $6,001,954 across 3 Medical Devices names. SYK ranks #3 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BSX	Boston Scientific Corp	135,199	$5,770,293
2	DXCM	Dexcom Inc	3,435	$231,347
3	SYK	Stryker Corp This page	1	$314

All Filings in SYK

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48 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,101,940	3,500	-81.7%	Call	Sole	2026-08-14
2026-06-30	$314	1	-99.8%	Shares	Sole	2026-08-14
2024-12-31	$1,260,175	3,500	-5.4%	Put	Sole	2025-02-14
2024-12-31	$6,876,955	19,100	+1173.3%	Call	Sole	2025-02-14
2024-09-30	$1,336,662	3,700	+85.0%	Put	Sole	2024-11-14
2024-09-30	$541,890	1,500	-86.5%	Call	Sole	2024-11-14
2024-06-30	$680,500	2,000	-35.5%	Put	Sole	2024-08-14
2024-03-31	$1,109,397	3,100	-84.8%	Put	Sole	2024-05-15
2023-12-31	$3,324,006	11,100	-75.4%	Call	Sole	2024-02-14
2023-12-31	$6,108,984	20,400	+80.5%	Put	Sole	2024-02-14
2023-09-30	$12,324,477	45,100	+333.7%	Call	Sole	2023-11-14
2023-09-30	$3,087,951	11,300	-13.7%	Put	Sole	2023-11-14
2023-06-30	$3,996,679	13,100	+22.4%	Put	Sole	2023-08-14
2023-06-30	$3,172,936	10,400	-77.9%	Call	Sole	2023-08-14
2023-03-31	$13,417,090	47,000	+9.0%	Call	Sole	2023-05-15
2023-03-31	$3,054,529	10,700	+197.2%	Put	Sole	2023-05-15
2022-12-31	$880,164	3,600	+33.3%	Put	Sole	2023-02-27
2022-12-31	$10,537,519	43,100	+2294.4%	Call	Sole	2023-02-27
2022-09-30	$364,572	1,800	+80.0%	Call	Sole	2022-11-21
2022-09-30	$128,410	634	-32.1%	Shares	Sole	2022-11-21
2022-09-30	$546,858	2,700	+200.0%	Put	Sole	2022-11-21
2022-06-30	$198,930	1,000	-9.1%	Call	Sole	2022-08-17
2022-06-30	$179,037	900	-10.0%	Put	Sole	2022-08-17
2022-03-31	$249,704	934	-85.7%	Shares	Sole	2022-05-16
2022-03-31	$294,085	1,100	-97.0%	Call	Sole	2022-05-16
2022-03-31	$267,350	1,000	-92.4%	Put	Sole	2022-05-16
2021-12-31	$3,529,944	13,200	+7.3%	Put	Sole	2022-02-14
2021-12-31	$9,841,056	36,800	+70.4%	Call	Sole	2022-02-14
2021-09-30	$3,243,756	12,300	+12.8%	Put	Sole	2021-11-15
2021-09-30	$1,727,102	6,549	+37.8%	Shares	Sole	2021-11-15
2021-06-30	$5,610,168	21,600	+21500.0%	Call	Sole	2021-08-16
2021-06-30	$1,234,236	4,752	-69.6%	Shares	Sole	2021-08-16
2021-06-30	$2,831,057	10,900	-71.8%	Put	Sole	2021-08-16
2021-03-31	$3,808,373	15,635	+84.3%	Shares	Sole	2021-05-14
2021-03-31	$24,358	100	-99.8%	Call	Sole	2021-05-14
2021-03-31	$9,402,188	38,600	-48.9%	Put	Sole	2021-05-14
2020-12-31	$13,379,184	54,600	-72.9%	Call	Sole	2021-02-16
2020-12-31	$18,500,520	75,500	-33.8%	Put	Sole	2021-02-16
2020-12-31	$2,079,164	8,485	-59.0%	Shares	Sole	2021-02-16
2020-09-30	$4,309,925	20,684	+88.4%	Shares	Sole	2020-11-13
2020-09-30	$23,775,017	114,100	+112.1%	Put	Sole	2020-11-13
2020-09-30	$42,028,229	201,700	+99.3%	Call	Sole	2020-11-13
2020-06-30	$9,694,222	53,800	+136.0%	Put	Sole	2020-08-14
2020-06-30	$18,235,228	101,200	+411.1%	Call	Sole	2020-08-14
2020-06-30	$1,978,125	10,978	+64.6%	Shares	Sole	2020-08-14
2020-03-31	$3,296,502	19,800	—	Call	Sole	2020-05-15
2020-03-31	$3,795,972	22,800	—	Put	Sole	2020-05-15
2020-03-31	$1,110,654	6,671	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.