ProShare Advisors LLC

Position in CRBU — Caribou Biosciences, Inc.

CIK 1357955 BETHESDA, MD

Position in CRBU

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$26,891

+$10,631 QoQ

Shares Held

15,279

-14.2% QoQ

Ownership

0.014%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#90

of 137 holders

Holding Since

Dec 2021

15 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

ProShare Advisors LLC holds $336,334,656 across 174 Biotechnology names. CRBU ranks #169 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	287,847	$142,982,240
2	REGN	Regeneron Pharmaceuticals, Inc.	119,240	$74,350,909
3	ALNY	Alnylam Pharmaceuticals, Inc.	128,514	$38,686,569
4	INCY	Incyte Corp	48,152	$5,458,510
5	MRNA	Moderna, Inc.	70,621	$4,945,588
6	CYTK	Cytokinetics Inc	27,121	$2,310,437
7	TECH	BIO-TECHNE Corp	30,597	$2,161,678
8	KRYS	Krystal Biotech, Inc.	4,760	$1,769,149

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$26,891	15,279	-14.2%	Shares	Sole	2026-08-11
2025-03-31	$16,260	17,810	-23.1%	Shares	Sole	2025-05-08
2024-12-31	$36,840	23,170	+10.9%	Shares	Sole	2025-02-14
2024-09-30	$40,936	20,886	+26.3%	Shares	Sole	2024-11-14
2024-06-30	$27,127	16,541	-20.9%	Shares	Sole	2024-08-13
2024-03-31	$107,461	20,907	+8.9%	Shares	Sole	2024-05-08
2023-12-31	$110,033	19,203	+24.1%	Shares	Sole	2024-02-14
2023-09-30	$73,970	15,475	+36.1%	Shares	Sole	2023-11-13
2023-06-30	$48,314	11,368	+5.0%	Shares	Sole	2023-08-10
2023-03-31	$57,507	10,830	-11.7%	Shares	Sole	2023-05-26
2022-12-31	$77,011	12,263	+8.5%	Shares	Sole	2023-02-02
2022-09-30	$119,215	11,300	+4.7%	Shares	Sole	2022-11-07
2022-06-30	$58,605	10,793	-31.5%	Shares	Sole	2022-08-01
2022-03-31	$144,731	15,766	+22.1%	Shares	Sole	2022-05-10
2021-12-31	$194,811	12,910	—	Shares	Sole	2022-02-08
No filing history on record for this holder in this stock.