Ken Griffin Mesabi Trust Put Options Transaction History

Citadel Advisors LLC

$550 Billion
Q2 2025

Put Options

11 transactions

Quarter	Operation	Price Per put	puts change	puts Held	SEC Form
Q1 2025 May 15, 2025	BUY	$23.6 - $34.76 $238,360 - $351,076	10,100 Added 10100.0%	10,200 $277,000
Q4 2024 Feb 14, 2025	SELL	$22.78 - $29.35 $68,340 - $88,050	-3,000 Reduced 96.77%	100 $2,000
Q3 2024 Nov 14, 2024	SELL	$15.93 - $24.12 $28,674 - $43,416	-1,800 Reduced 36.73%	3,100 $70,000
Q2 2024 Aug 14, 2024	BUY	$16.08 - $18.52 $9,647 - $11,112	600 Added 13.95%	4,900 $84,000
Q1 2024 May 15, 2024	BUY	$17.13 - $20.97 $37,686 - $46,134	2,200 Added 104.76%	4,300 $76,000
Q4 2023 Feb 14, 2024	SELL	$17.45 - $21.89 $22,685 - $28,457	-1,300 Reduced 38.24%	2,100 $42,000
Q3 2023 Nov 14, 2023	SELL	$17.7 - $20.83 $180,540 - $212,465	-10,200 Reduced 75.0%	3,400 $68,000
Q2 2023 Aug 14, 2023	SELL	$17.35 - $25.86 $15,615 - $23,274	-900 Reduced 6.21%	13,600 $277,000
Q1 2023 May 15, 2023	SELL	$17.78 - $27.87 $12,446 - $19,509	-700 Reduced 4.61%	14,500 $365,000
Q4 2022 Feb 14, 2023	SELL	$16.99 - $22.28 $98,541 - $129,224	-5,800 Reduced 27.62%	15,200 $273,000
Q3 2022 Nov 14, 2022	BUY	$20.56 - $29.22 $178,872 - $254,214	8,700 Added 70.73%	21,000 $452,000

Others Institutions Holding MSB

# of Institutions

66

Shares Held

5.92M

Call Options Held

11.5K

Put Options Held

0

About MESABI TRUST

Ticker MSB
Exchange NYSE
Sector Basic Materials
Industry Steel
Shares Outstandng 13,120,000
Market Cap $402M
Description
Mesabi Trust, a royalty trust, engages in iron ore mining business in the United States. The company was incorporated in 1961 and is based in New York, New York.

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