CITADEL ADVISORS LLC

Position in PROK — Prokidney Corp.

CIK 1423053 MIAMI, FL

Back to PROK Full portfolio

Position in PROK

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

-$832,825 QoQ

Shares Held

-100.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Common Shares in PROK Over Time

Shares Held

Position Value (USD)

Derivatives in PROK

reported options exposure · as of Mar 31, 2026

CallValue

$39,917

CallShares

22,300

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 Mar 31, 2026

CITADEL ADVISORS LLC holds $5,784,241,435 across 374 Biotechnology names.

#	Ticker	Company	Shares	Value (USD)
1	INSM	INSMED Inc	2,182,571	$356,894,009
2	ONC	BeOne Medicines Ltd.	1,032,298	$306,561,536
3	BMRN	Biomarin Pharmaceutical Inc	4,512,634	$254,918,694
4	JAZZ	Jazz Pharmaceuticals plc	1,259,444	$238,097,887
5	MDGL	Madrigal Pharmaceuticals, Inc.	453,843	$237,573,195
6	BBIO	BridgeBio Pharma, Inc.	3,173,940	$235,696,783
7	TERN	Terns Pharmaceuticals, Inc.	3,218,810	$169,695,662
8	PTGX	Protagonist Therapeutics, Inc	1,551,900	$163,570,260

All Filings in PROK

Export CSV

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$39,917	22,300	-94.0%	Call	Defined	2026-05-15
2025-12-31	$832,825	371,797	+2298.7%	Shares	Defined	2026-02-17
2025-12-31	$34,720	15,500	-67.4%	Put	Defined	2026-02-17
2025-12-31	$106,624	47,600	+5.1%	Call	Defined	2026-02-17
2025-09-30	$109,626	45,300	-32.0%	Put	Defined	2025-11-14
2025-09-30	$161,172	66,600	-80.7%	Call	Defined	2025-11-14
2025-09-30	$834,389	344,789	—	Shares	Defined	2025-11-14
No filing history on record for this holder in this stock.