Centiva Capital, LP

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1692507 New York, NY

Back to REGN Full portfolio

Position in REGN

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$11,288,270

+$11,288,270 QoQ

Shares Held

14,610

Ownership

0.014%

of shares outstanding

% of Portfolio

0.61%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2021

20 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in REGN Over Time

Shares Held

Position Value (USD)

Derivatives in REGN

reported options exposure · as of Dec 31, 2025

CallValue

$314,228,277

CallShares

407,100

PutValue

$77,187

PutShares

100

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 Biotechnology

Healthcare · as of Mar 31, 2026

Centiva Capital, LP holds $38,119,877 across 36 Biotechnology names. REGN ranks #1 (29.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	REGN	Regeneron Pharmaceuticals, Inc. This page	14,610	$11,288,270
2	ABVX	Abivax S.A.	57,150	$6,363,652
3	TERN	Terns Pharmaceuticals, Inc.	101,225	$5,336,582
4	SLNO	Soleno Therapeutics Inc	101,234	$3,389,314
5	MANE	Veradermics, Inc	20,000	$1,263,000
6	INBX	Inhibrx Biosciences, Inc.	17,739	$1,192,592
7	VRTX	Vertex Pharmaceuticals Inc / Ma	2,147	$958,721
8	CTMX	CytomX Therapeutics, Inc.	200,000	$940,000

All Filings in REGN

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43 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$11,288,270	14,610	-96.4%	Shares	Sole	2026-05-14
2025-12-31	$314,228,277	407,100	+407000.0%	Call	Sole	2026-02-13
2025-12-31	$77,187	100	-100.0%	Put	Sole	2026-02-13
2025-09-30	$224,908,000	400,000	+792.9%	Call	Sole	2025-11-14
2025-06-30	$23,520,000	44,800	+10294.4%	Call	Sole	2025-08-13
2025-06-30	$226,275	431	-28.6%	Shares	Other	2025-08-13
2024-12-31	$430,247	604	+0.7%	Shares	Sole	2025-02-14
2024-12-31	$427,398	600	0.0%	Put	Sole	2025-02-14
2024-12-31	$427,398	600	0.0%	Call	Sole	2025-02-14
2024-09-30	$630,744	600	0.0%	Call	Sole	2024-11-14
2024-09-30	$630,744	600	+809.1%	Put	Sole	2024-11-14
2024-06-30	$69,367	66	-94.5%	Shares	Other	2024-08-14
2024-06-30	$1,261,236	1,200	+146.4%	Put	Sole	2024-08-14
2024-03-31	$468,731	487	-69.6%	Shares	Other	2024-05-15
2024-03-31	$1,539,984	1,600	-55.6%	Put	Sole	2024-05-15
2024-03-31	$3,464,964	3,600	+44.0%	Call	Sole	2024-05-15
2023-12-31	$2,195,725	2,500	+9159.3%	Call	Sole	2024-02-14
2023-12-31	$23,713	27	-97.3%	Shares	Sole	2024-02-14
2023-12-31	$878,290	1,000	-28.9%	Put	Sole	2024-02-14
2023-09-30	$1,157,904	1,407	-72.9%	Shares	Sole	2023-11-14
2023-09-30	$4,279,392	5,200	+67.7%	Call	Sole	2023-11-14
2023-09-30	$2,551,176	3,100	+19.2%	Put	Sole	2023-11-14
2023-06-30	$1,868,204	2,600	-61.8%	Put	Sole	2023-08-14
2023-06-30	$4,886,072	6,800	-12.8%	Call	Sole	2023-08-14
2023-03-31	$6,409,026	7,800	+122.9%	Call	Sole	2023-05-15
2023-03-31	$2,875,845	3,500	-22.2%	Put	Sole	2023-05-15
2022-12-31	$3,246,705	4,500	+342.9%	Call	Sole	2023-02-14
2022-12-31	$733,033	1,016	+1.6%	Shares	Sole	2023-02-14
2022-12-31	$721,490	1,000	-89.5%	Put	Sole	2023-02-14
2022-09-30	$6,544,265	9,500	+216.7%	Call	Sole	2022-11-14
2022-09-30	$2,066,610	3,000	+900.0%	Put	Sole	2022-11-14
2022-09-30	$206,661	300	-95.7%	Shares	Sole	2022-11-14
2022-06-30	$4,137,910	7,000	+96.0%	Call	Sole	2022-08-17
2022-06-30	$2,110,925	3,571	-52.4%	Shares	Sole	2022-08-17
2022-06-30	$4,433,475	7,500	-11.8%	Put	Sole	2022-08-17
2022-03-31	$5,936,570	8,500	+249.8%	Put	Sole	2022-05-16
2022-03-31	$1,697,160	2,430	-69.6%	Shares	Sole	2022-05-16
2022-03-31	$5,587,360	8,000	+627.3%	Call	Sole	2022-05-16
2021-12-31	$694,672	1,100	0.0%	Call	Sole	2022-02-14
2021-12-31	$694,672	1,100	+46.9%	Put	Sole	2022-02-14
2021-09-30	$453,279	749	-74.0%	Shares	Sole	2021-11-17
2021-06-30	$1,610,829	2,884	+18.6%	Shares	Sole	2021-08-16
2021-03-31	$1,150,676	2,432	—	Shares	Sole	2021-05-17
No filing history on record for this holder in this stock.