SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK

1446194

City

BALA CYNWYD

State / Country

Stock

ATEX — Anterix Inc.

Top Portfolio Positions

4,099 positions · $783,512,753,567 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
SPY	Spdr S&P 500 ETF Trust	190,466,180	$123,867,775,501	15.81%
QQQ	Invesco Qqq Trust, Series 1	82,233,568	$47,463,570,778	6.06%
NVDA	Nvidia Corp Technology	182,947,844	$31,906,103,992	4.07%
TSLA	Tesla, Inc. Consumer Cyclical	81,497,621	$30,296,740,606	3.87%
MSFT	Microsoft Corp Technology	52,684,180	$19,502,102,909	2.49%
GLD	Spdr Gold Trust	45,013,678	$19,368,935,506	2.47%
META	Meta Platforms, Inc. Communication Services	31,598,305	$18,078,338,239	2.31%
AAPL	Apple Inc. Technology	63,644,634	$16,152,371,662	2.06%
MU	Micron Technology Inc Technology	45,262,263	$15,291,402,931	1.95%
TSM	Taiwan Semiconductor Manufacturing Co Ltd Technology	37,381,760	$12,633,165,791	1.61%

Portfolio Trend

25 quarters · across all stocks

Holdings in ATEX

Compact Export CSV

Shares Held

Position Value (USD)

50 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,645,989	43,100	-73.8%	Put	Other	2026-05-15
2026-03-31	$6,278,436	164,400	+313.1%	Call	Other	2026-05-15
2026-03-31	$1,519,885	39,798	-18.8%	Shares	Other	2026-05-15
2025-12-31	$1,069,670	49,000	+292.0%	Put	Other	2026-02-17
2025-12-31	$272,875	12,500	-56.5%	Call	Other	2026-02-17
2025-12-31	$627,459	28,743	+82.8%	Shares	Other	2026-02-17
2025-09-30	$337,594	15,724	+0.7%	Shares	Other	2025-11-14
2025-06-30	$400,499	15,614	-1.8%	Shares	Other	2025-08-14
2025-06-30	$407,835	15,900	+16.4%	Call	Other	2025-08-14
2025-03-31	$499,809	13,656	+57.7%	Shares	Other	2025-05-14
2024-12-31	$265,540	8,658	-60.5%	Shares	Other	2025-02-14
2024-09-30	$824,754	21,900	+57.8%	Call	Defined	2024-11-14
2024-09-30	$522,532	13,875	-62.0%	Shares	Defined	2024-11-14
2024-06-30	$1,446,697	36,542	+73.2%	Shares	Defined	2024-08-15
2024-06-30	$835,349	21,100	-5.4%	Put	Defined	2024-08-15
2024-03-31	$749,503	22,300	+168.7%	Call	Defined	2024-05-07
2023-12-31	$276,556	8,300	-42.8%	Put	Defined	2024-02-14
2023-12-31	$483,140	14,500	-2.1%	Call	Defined	2024-02-14
2023-12-31	$493,402	14,808	-61.7%	Shares	Defined	2024-02-14
2023-09-30	$1,214,374	38,699	+45.5%	Shares	Defined	2023-11-14
2023-09-30	$834,708	26,600	+241.0%	Call	Defined	2023-11-14
2023-06-30	$247,182	7,800	-71.7%	Put	Defined	2023-08-11
2023-06-30	$874,580	27,598	+133.9%	Shares	Defined	2023-08-11
2023-03-31	$389,872	11,800	-32.8%	Call	Defined	2023-05-16
2023-03-31	$580,578	17,572	+63.2%	Shares	Defined	2023-05-16
2022-09-30	$384,668	10,769	-46.0%	Shares	Defined	2022-11-14
2022-06-30	$819,141	19,945	+159.0%	Shares	Defined	2022-08-15
2022-06-30	$316,239	7,700	+16.7%	Call	Defined	2022-08-15
2022-06-30	$271,062	6,600	-82.0%	Put	Defined	2022-08-15
2022-03-31	$2,128,751	36,766	+88.3%	Shares	Defined	2022-05-16
2021-12-31	$1,147,230	19,524	-28.5%	Shares	Defined	2022-04-05
2021-09-30	$1,657,110	27,300	+208.4%	Call	Defined	2021-11-15
2021-09-30	$537,377	8,853	-45.0%	Shares	Defined	2021-11-15
2021-06-30	$965,839	16,100	-79.5%	Put	Defined	2021-08-11
2021-06-30	$4,703,216	78,400	+594.1%	Call	Defined	2021-08-11
2021-06-30	$677,587	11,295	-87.8%	Shares	Defined	2021-08-11
2021-03-31	$4,363,620	92,528	+81.4%	Shares	Defined	2021-05-17
2021-03-31	$2,405,160	51,000	-37.2%	Put	Defined	2021-05-17
2021-03-31	$3,829,392	81,200	-47.0%	Call	Defined	2021-05-17
2020-12-31	$5,760,320	153,200	+36.4%	Call	Defined	2021-03-26
2020-12-31	$4,222,480	112,300	+43.4%	Put	Defined	2021-03-26
2020-12-31	$2,944,982	78,324	-21.3%	Shares	Defined	2021-03-26
2020-09-30	$3,254,645	99,500	-40.2%	Put	Defined	2020-11-16
2020-09-30	$5,439,705	166,301	-70.0%	Shares	Defined	2020-11-16
2020-09-30	$18,154,050	555,000	+46.6%	Call	Defined	2020-11-16
2020-06-30	$17,165,724	378,600	+381.7%	Call	Defined	2020-08-14
2020-06-30	$3,563,724	78,600	-19.8%	Put	Defined	2020-08-14
2020-06-30	$4,445,133	98,040	+737.9%	Shares	Defined	2020-08-14
2020-03-31	$534,339	11,700	-24.5%	Put	Defined	2020-05-15
2020-03-31	$707,885	15,500	—	Call	Defined	2020-05-15
No 13F history on record for this holder in this stock.