CITADEL ADVISORS LLC

Position in FBRX — Forte Biosciences, Inc.

CIK 1423053 MIAMI, FL

Back to FBRX Full portfolio

Position in FBRX

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

Position Value

$11,632,568

+$5,588,311 QoQ

Shares Held

547,415

+134.6% QoQ

Ownership

2.58%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#14

of 85 holders

Holding Since

Mar 2020

20 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in FBRX Over Time

Shares Held

Position Value (USD)

Derivatives in FBRX

reported options exposure · as of Jun 30, 2024

CallValue

$1,664

CallShares

124

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 Biotechnology

Healthcare · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $6,088,670,159 across 436 Biotechnology names. FBRX ranks #88 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ONC	BeOne Medicines Ltd.	1,425,517	$406,229,578
2	BBIO	BridgeBio Pharma, Inc.	3,760,028	$280,046,885
3	INSM	INSMED Inc	2,556,973	$272,624,460
4	MDGL	Madrigal Pharmaceuticals, Inc.	507,233	$272,358,759
5	VRTX	Vertex Pharmaceuticals Inc / Ma	510,430	$253,545,893
6	JAZZ	Jazz Pharmaceuticals plc	1,006,676	$242,578,715
7	MANE	Veradermics, Inc	1,877,775	$230,853,658
8	ROIV	Roivant Sciences Ltd.	5,576,261	$197,343,876

All Filings in FBRX

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38 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$11,632,568	547,415	+134.6%	Shares	Defined	2026-08-14
2026-03-31	$6,044,257	233,369	+1392.8%	Shares	Defined	2026-05-15
2025-09-30	$234,495	15,633	+93.1%	Shares	Defined	2025-11-14
2024-06-30	$4,348	8,097	-71.3%	Shares	Defined	2024-08-14
2024-06-30	$1,664	3,100	+210.0%	Call	Defined	2024-08-14
2024-03-31	$696	1,000	-91.5%	Call	Defined	2024-05-15
2024-03-31	$19,641	28,220	+227.5%	Shares	Defined	2024-05-15
2023-12-31	$9,617	11,700	-60.6%	Call	Defined	2024-02-14
2023-12-31	$7,083	8,617	-61.7%	Shares	Defined	2024-02-14
2023-12-31	$164	200	+100.0%	Put	Defined	2024-02-14
2023-09-30	$19,661	29,700	+69.7%	Call	Defined	2023-11-14
2023-09-30	$66	100	0.0%	Put	Defined	2023-11-14
2023-06-30	$104	100	0.0%	Put	Defined	2023-08-14
2023-06-30	$23,405	22,505	+33489.6%	Shares	Defined	2023-08-14
2023-06-30	$18,200	17,500	-7.4%	Call	Defined	2023-08-14
2023-03-31	$67	67	-98.5%	Shares	Defined	2023-05-15
2023-03-31	$101	100	-94.7%	Put	Defined	2023-05-15
2023-03-31	$19,089	18,900	-70.3%	Call	Defined	2023-05-15
2022-12-31	$4,569	4,569	-94.4%	Shares	Defined	2023-02-14
2022-12-31	$1,900	1,900	-91.7%	Put	Defined	2023-02-14
2022-12-31	$63,700	63,700	+39.4%	Call	Defined	2023-02-14
2022-09-30	$48,899	45,700	-15.4%	Call	Defined	2022-11-14
2022-06-30	$105,802	81,387	-64.9%	Shares	Defined	2022-08-15
2022-06-30	$70,200	54,000	+133.8%	Call	Defined	2022-08-15
2022-03-31	$338,326	231,731	-6.8%	Shares	Defined	2022-05-16
2022-03-31	$33,726	23,100	-72.1%	Call	Defined	2022-05-16
2021-12-31	$532,214	248,699	+376.0%	Shares	Defined	2022-02-14
2021-12-31	$48,792	22,800	-85.7%	Put	Defined	2022-02-14
2021-12-31	$176,978	82,700	-58.7%	Call	Defined	2022-02-14
2021-09-30	$154,651	52,247	+430.4%	Shares	Defined	2021-11-15
2021-09-30	$592,000	200,000	—	Call	Defined	2021-11-15
2021-09-30	$470,344	158,900	—	Put	Defined	2021-11-15
2021-06-30	$331,190	9,851	-91.4%	Shares	Defined	2021-08-16
2021-03-31	$3,947,663	115,193	-68.1%	Shares	Defined	2021-05-21
2020-12-31	$13,134,652	360,743	+5.9%	Shares	Defined	2021-02-16
2020-09-30	$16,523,573	340,622	—	Shares	Defined	2020-11-16
2020-03-31 TOCA	—	12,000	—	Call	Defined	2020-05-15
2020-03-31 TOCA	—	45,941	—	Shares	Defined	2020-05-15
No filing history on record for this holder in this stock.