MILLENNIUM MANAGEMENT LLC

Position in IBKR — Interactive Brokers Group, Inc.

CIK 1273087 NEW YORK, NY

Back to IBKR Full portfolio

Position in IBKR

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

Position Value

$39,289,606

-$16,560,477 QoQ

Shares Held

585,800

-32.5% QoQ

Ownership

0.131%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

23 quarters on record

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

Common Shares in IBKR Over Time

Shares Held

Position Value (USD)

Derivatives in IBKR

reported options exposure · as of Mar 31, 2026

CallValue

$3,930,302

CallShares

58,600

PutValue

$6,110,077

PutShares

91,100

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 Capital Markets

Financial Services · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $2,089,220,807 across 47 Capital Markets names. IBKR ranks #13 (1.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MS	Morgan Stanley	3,997,261	$657,829,242
2	LPLA	LPL Financial Holdings Inc.	890,253	$267,814,809
3	TW	Tradeweb Markets Inc.	1,968,423	$231,604,650
4	MKTX	Marketaxess Holdings Inc	1,087,188	$179,364,276
5	HOOD	Robinhood Markets, Inc.	1,191,869	$82,596,521
6	SCHW	Schwab Charles Corp	651,507	$61,228,627
7	BMNR	Bitmine Immersion Technologies, Inc.	2,897,053	$57,303,708
8	GS	Goldman Sachs Group Inc	58,691	$49,651,999

All Filings in IBKR

Export CSV

35 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,930,302	58,600	-35.7%	Call	Sole	2026-05-15
2026-03-31	$6,110,077	91,100	-84.4%	Put	Sole	2026-05-15
2026-03-31	$39,289,606	585,800	+708.0%	Shares	Sole	2026-05-15
2025-12-31	$4,662,475	72,500	-78.4%	Call	Sole	2026-02-17
2025-12-31	$21,563,143	335,300	-61.4%	Put	Sole	2026-02-17
2025-12-31	$55,850,083	868,451	+645.5%	Shares	Sole	2026-02-17
2025-09-30	$8,016,365	116,500	+51.7%	Call	Sole	2025-11-14
2025-09-30	$5,284,608	76,800	-90.1%	Put	Sole	2025-11-14
2025-09-30	$53,351,558	775,346	+1728.6%	Shares	Sole	2025-11-14
2025-06-30	$2,349,384	42,400	-97.1%	Call	Sole	2025-08-14
2025-06-30	$80,399,078	1,450,985	+1430.6%	Shares	Sole	2025-08-14
2025-06-30	$5,252,868	94,800	-81.2%	Put	Sole	2025-08-14
2025-03-31	$20,842,068	503,462	+1290.8%	Shares	Sole	2025-05-15
2025-03-31	$1,498,589	36,200	+166.2%	Put	Sole	2025-05-15
2025-03-31	$563,006	13,600	-97.0%	Call	Sole	2025-05-15
2024-12-31	$19,868,749	449,850	-22.6%	Shares	Sole	2025-02-14
2024-09-30	$20,260,714	581,536	-46.3%	Shares	Sole	2024-11-14
2024-06-30	$33,163,821	1,082,017	+1292.1%	Shares	Sole	2024-08-14
2024-03-31	$2,170,748	77,728	-77.2%	Shares	Sole	2024-05-15
2023-12-31	$7,058,852	340,596	-19.6%	Shares	Sole	2024-02-14
2023-09-30	$9,164,842	423,514	+1859.9%	Shares	Sole	2023-11-14
2023-06-30	$448,764	21,609	-72.5%	Shares	Sole	2023-08-14
2023-03-31	$1,620,590	78,517	-94.1%	Shares	Sole	2023-05-15
2022-12-31	$23,911,204	1,321,974	-33.4%	Shares	Sole	2023-02-14
2022-09-30	$31,724,476	1,985,572	+21.4%	Shares	Sole	2022-11-14
2022-06-30	$22,500,575	1,636,108	+19.2%	Shares	Sole	2022-08-15
2022-03-31	$22,623,343	1,372,984	+2188.3%	Shares	Sole	2022-05-16
2021-12-31	$1,191,300	60,000	-87.4%	Put	Sole	2022-02-14
2021-12-31	$9,430,489	474,968	+691.6%	Shares	Sole	2022-02-14
2021-09-30	$935,100	60,000	-90.1%	Put	Sole	2021-11-15
2021-09-30	$9,491,685	609,027	-43.4%	Shares	Sole	2021-11-15
2021-06-30	$17,677,475	1,075,763	+182.7%	Shares	Sole	2021-08-16
2021-03-31	$6,949,646	380,594	+86.0%	Shares	Sole	2021-05-17
2020-06-30	$2,136,744	204,620	+24.8%	Shares	Sole	2020-08-14
2020-03-31	$1,769,948	163,998	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.