Parallax Volatility Advisers, L.P.

Position in CNC — Centene Corp

CIK 1521001 San Francisco, CA

Back to CNC Full portfolio

Position in CNC

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

Position Value

$1,644,291

+$1,108,272 QoQ

Shares Held

25,616

+56.5% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

#434

of 1,001 holders

Holding Since

Mar 2020

23 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in CNC Over Time

Shares Held

Position Value (USD)

Derivatives in CNC

reported options exposure · as of Jun 30, 2026

CallValue

$8,023,750

CallShares

125,000

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 Healthcare Plans

Healthcare · as of Jun 30, 2026

Parallax Volatility Advisers, L.P. holds $39,554,986 across 4 Healthcare Plans names. CNC ranks #3 (4.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CI	Cigna Group	78,726	$21,703,183
2	CVS	CVS HEALTH Corp	156,666	$16,207,097
3	CNC	Centene Corp This page	25,616	$1,644,291
4	UNH	Unitedhealth Group Inc	1	$415

All Filings in CNC

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50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,644,291	25,616	+56.5%	Shares	Sole	2026-08-14
2026-06-30	$8,023,750	125,000	0.0%	Call	Sole	2026-08-14
2026-03-31	$4,092,500	125,000	-4.6%	Call	Sole	2026-05-15
2026-03-31	$536,019	16,372	-25.3%	Shares	Sole	2026-05-15
2025-12-31	$53,495	1,300	-76.4%	Put	Sole	2026-02-17
2025-12-31	$5,390,650	131,000	+274.3%	Call	Sole	2026-02-17
2025-12-31	$902,131	21,923	+1.2%	Shares	Sole	2026-02-17
2025-09-30	$1,248,800	35,000	+343.0%	Call	Sole	2025-11-14
2025-09-30	$196,240	5,500	+189.5%	Put	Sole	2025-11-14
2025-09-30	$772,935	21,663	+166538.5%	Shares	Sole	2025-11-14
2024-12-31	$478,582	7,900	+276.2%	Call	Sole	2025-02-14
2024-12-31	$787	13	-99.9%	Shares	Sole	2025-02-14
2024-12-31	$115,102	1,900	-88.1%	Put	Sole	2025-02-14
2024-09-30	$158,088	2,100	-92.0%	Call	Sole	2024-11-14
2024-09-30	$1,196,952	15,900	-89.4%	Put	Sole	2024-11-14
2024-09-30	$1,004,235	13,340	-64.7%	Shares	Sole	2024-11-14
2024-06-30	$9,945,000	150,000	+2442.4%	Put	Sole	2024-08-14
2024-06-30	$2,503,686	37,763	-55.5%	Shares	Sole	2024-08-14
2023-12-31	$437,839	5,900	0.0%	Put	Sole	2024-02-14
2023-12-31	$1,936,881	26,100	0.0%	Call	Sole	2024-02-14
2023-12-31	$6,295,753	84,837	+27.9%	Shares	Sole	2024-02-14
2023-09-30	$4,568,534	66,326	+1172.8%	Shares	Sole	2023-11-14
2023-09-30	$406,392	5,900	-1.7%	Put	Sole	2023-11-14
2023-09-30	$1,797,768	26,100	0.0%	Call	Sole	2023-11-14
2023-06-30	$351,481	5,211	+1830.0%	Shares	Sole	2023-08-14
2023-06-30	$1,760,445	26,100	-69.5%	Call	Sole	2023-08-14
2023-06-30	$404,700	6,000	-80.5%	Put	Sole	2023-08-14
2023-03-31	$17,066	270	-95.5%	Shares	Sole	2023-05-15
2023-03-31	$1,946,868	30,800	-80.9%	Put	Sole	2023-05-15
2023-03-31	$5,404,455	85,500	-37.8%	Call	Sole	2023-05-15
2022-12-31	$11,268,174	137,400	+6.9%	Call	Sole	2023-02-27
2022-12-31	$13,211,811	161,100	+14.5%	Put	Sole	2023-02-27
2022-09-30	$10,947,867	140,700	-29.0%	Put	Sole	2022-11-21
2022-09-30	$9,998,585	128,500	+17.8%	Call	Sole	2022-11-21
2022-06-30	$513,075	6,064	-80.7%	Shares	Sole	2022-08-17
2022-06-30	$16,778,163	198,300	+469.8%	Put	Sole	2022-08-17
2022-06-30	$9,230,951	109,100	+617.8%	Call	Sole	2022-08-17
2022-03-31	$2,929,812	34,800	-61.4%	Put	Sole	2022-05-16
2022-03-31	$1,279,688	15,200	-97.9%	Call	Sole	2022-05-16
2021-12-31	$7,424,240	90,100	-65.7%	Put	Sole	2022-02-14
2021-12-31	$58,742,960	712,900	-43.9%	Call	Sole	2022-02-14
2021-09-30	$16,368,837	262,700	-17.9%	Put	Sole	2021-11-15
2021-09-30	$79,239,627	1,271,700	+409.9%	Call	Sole	2021-11-15
2021-06-30	$18,188,742	249,400	+245.9%	Call	Sole	2021-08-16
2021-06-30	$23,344,893	320,100	+1851.8%	Put	Sole	2021-08-16
2021-06-30	$2,292,044	31,428	+370.1%	Shares	Sole	2021-08-16
2021-03-31	$4,607,911	72,100	—	Call	Sole	2021-05-14
2021-03-31	$427,302	6,686	—	Shares	Sole	2021-05-14
2021-03-31	$1,048,124	16,400	-92.2%	Put	Sole	2021-05-14
2020-12-31	$12,684,339	211,300	—	Put	Sole	2021-02-16
No filing history on record for this holder in this stock.