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XBI Institutional Ownership & 13F Holders | SmartMoneyDB

XBISPDR SERIES TRUST

STATE STREET SPD · CUSIP 78464A870

Smart Money Ownership

Of the 6 tracked institutions holding XBI, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +7.5pt. It's a gauge of who owns the name, not just how many.

Steve Cohen

$47.7M · 0.1% of book

+11.9pt

Ken Griffin

$578.6M · 0.4% of book

+6.7pt

Israel Englander

$197.1M · 0.1% of book

+4.0pt

Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →

XBI (SPDR SERIES TRUST) Institutional Ownership Summary

Among the 6 tracked institutional investors we monitor, XBI (SPDR SERIES TRUST) is held with a combined value of $845.06M across 6,615,983 shares. The largest holder is CITADEL ADVISORS LLC with a position worth $578.57M (0.41% of their portfolio). 2 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$845.06M

Total Shares Held

6,615,983

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

AQR CAPITAL MANAGEMENT LLC+15% shares~$196.3K FMR LLC+16% shares~$169.8K

Biggest Sellers

Point72 Asset Management, L.P.−91% shares~$494.0M CITADEL ADVISORS LLC−28% shares~$222.8M

13F Institutional Holders

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CITADEL ADVISORS LLC

0.41% of book-27.8%

$578.57M

MILLENNIUM MANAGEMENT LLC

0.08% of book-36.3%

$197.05M

Point72 Asset Management, L.P.

AQR CAPITAL MANAGEMENT LLC

#	Fund	Value↓	Shares	Portfolio %	Change
1	CITADEL ADVISORS LLC	$578.57M	4,529,600	0.41%	-27.8%
2	MILLENNIUM MANAGEMENT LLC	$197.05M	1,542,718	0.08%	-36.3%
3	Point72 Asset Management, L.P.	$47.67M	373,200	0.08%	-91.2%
4	BlackRock, Inc.	$19.01M	148,817	0.00%	-36.1%
5	AQR CAPITAL MANAGEMENT LLC	$1.51M	11,850	0.00%	+14.9%
6	FMR LLC	$1.25M	9,798	0.00%	+15.7%

Congress Trading

4 members · 7 disclosed trades in XBI

Member	Type	Amount	Date
Thomas H Tuberville	Buy	$1,001 - $15,000	May 8, 2024
David P. Joyce	Sell	$15,001 - $50,000	Jun 30, 2023
James M Inhofe	Sell	$15,001 - $50,000	Sep 30, 2019
James M Inhofe	Buy	$15,001 - $50,000

Frequently Asked Questions

Which institutional investors own the most XBI stock?

As of the latest SEC 13F filings, CITADEL ADVISORS LLC is the largest institutional holder of XBI with a position worth $578.57M, representing 0.41% of their portfolio. In total, 6 institutional investors hold XBI with a combined value of $845.06M.

What percentage of XBI is owned by institutional investors?

Institutional investors hold $845.06M worth of XBI stock across 6 positions. The largest institutional holder is CITADEL ADVISORS LLC with $578.57M in holdings.

What is a 13F filing and why does it matter for XBI?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For XBI, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track XBI institutional moves

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