Parallax Volatility Advisers, L.P.

CIK

1521001

City

San Francisco

State / Country

Stock

AMT — American Tower Corp /Ma/

Top Portfolio Positions

575 positions · $30,161,746,326 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
SPY	Spdr S&P 500 ETF Trust	12,266,800	$7,977,590,712	26.45%
QQQ	Invesco Qqq Trust, Series 1	7,438,500	$4,293,353,430	14.23%
NVDA	Nvidia Corp Technology	4,679,474	$816,100,265	2.71%
GLD	Spdr Gold Trust	1,555,773	$669,433,564	2.22%
META	Meta Platforms, Inc. Communication Services	1,021,600	$584,488,008	1.94%
AAPL	Apple Inc. Technology	1,836,016	$465,962,500	1.54%
TSLA	Tesla, Inc. Consumer Cyclical	1,225,532	$455,591,521	1.51%
AMZN	Amazon Com Inc Consumer Cyclical	1,976,500	$411,645,655	1.36%
IBIT	iShares Bitcoin Trust ETF	9,338,200	$358,773,644	1.19%
CVX	Chevron Corp Energy	1,531,575	$316,882,867	1.05%

Portfolio Trend

25 quarters · across all stocks

Holdings in AMT

Compact Export CSV

Shares Held

Position Value (USD)

49 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$51,774	300	-67.1%	Call	Sole	2026-05-15
2026-03-31	$157,392	912	+204.0%	Shares	Sole	2026-05-15
2026-03-31	$51,774	300	-99.9%	Put	Sole	2026-05-15
2025-12-31	$64,644,874	368,200	+2845.6%	Call	Sole	2026-02-17
2025-09-30	$2,404,000	12,500	-96.7%	Put	Sole	2025-11-14
2025-09-30	$73,216,224	380,700	+134.1%	Call	Sole	2025-11-14
2025-06-30	$35,937,852	162,600	-60.9%	Put	Sole	2025-08-14
2025-06-30	$91,900,116	415,800	+0.0%	Call	Sole	2025-08-14
2025-03-31	$90,456,320	415,700	+1309.2%	Call	Sole	2025-05-15
2025-03-31	$6,419,200	29,500	-57.5%	Put	Sole	2025-05-15
2024-12-31	$12,728,654	69,400	+455.2%	Put	Sole	2025-02-14
2024-12-31	$2,292,625	12,500	-92.5%	Call	Sole	2025-02-14
2024-09-30	$38,930,544	167,400	+186.6%	Call	Sole	2024-11-14
2024-09-30	$13,581,504	58,400	-11.4%	Put	Sole	2024-11-14
2024-06-30	$12,809,642	65,900	+136.2%	Put	Sole	2024-08-14
2024-06-30	$5,423,202	27,900	+335.9%	Call	Sole	2024-08-14
2024-03-31	$1,264,576	6,400	-91.1%	Put	Sole	2024-05-15
2024-03-31	$14,246,239	72,100	+312.0%	Call	Sole	2024-05-15
2023-12-31	$3,777,900	17,500	-83.9%	Put	Sole	2024-02-14
2023-12-31	$23,530,920	109,000	+232.3%	Call	Sole	2024-02-14
2023-09-30	$5,393,960	32,800	+65.7%	Put	Sole	2023-11-14
2023-09-30	$3,256,110	19,800	-13.5%	Call	Sole	2023-11-14
2023-06-30	$4,441,226	22,900	-26.6%	Call	Sole	2023-08-14
2023-06-30	$6,050,928	31,200	-75.8%	Put	Sole	2023-08-14
2023-03-31	$26,380,294	129,100	+157.7%	Put	Sole	2023-05-15
2023-03-31	$10,237,434	50,100	-20.0%	Call	Sole	2023-05-15
2022-12-31	$13,262,436	62,600	+110.1%	Call	Sole	2023-02-27
2022-12-31	$6,313,428	29,800	+32.6%	Put	Sole	2023-02-27
2022-12-31	$4,761,553	22,475	-88.6%	Shares	Sole	2023-02-27
2022-09-30	$42,231,490	196,700	+238.6%	Call	Sole	2022-11-21
2022-09-30	$12,474,070	58,100	-22.4%	Put	Sole	2022-11-21
2022-06-30	$19,143,691	74,900	+3245.2%	Call	Sole	2022-08-17
2022-06-30	$572,266	2,239	-96.5%	Shares	Sole	2022-08-17
2022-06-30	$16,229,965	63,500	+144.2%	Put	Sole	2022-08-17
2022-03-31	$6,531,720	26,000	-58.9%	Put	Sole	2022-05-16
2022-03-31	$15,902,226	63,300	-66.2%	Call	Sole	2022-05-16
2021-09-30	$49,711,293	187,300	+200.2%	Call	Sole	2021-11-15
2021-09-30	$16,561,584	62,400	-76.2%	Put	Sole	2021-11-15
2021-06-30	$70,938,764	262,600	+227.8%	Call	Sole	2021-08-16
2021-06-30	$21,638,214	80,100	-50.3%	Put	Sole	2021-08-16
2020-09-30	$38,966,876	161,200	-26.0%	Put	Sole	2020-11-13
2020-09-30	$52,648,794	217,800	+706.0%	Call	Sole	2020-11-13
2020-09-30	$6,532,269	27,023	-69.7%	Shares	Sole	2020-11-13
2020-06-30	$23,035,914	89,100	-21.6%	Put	Sole	2020-08-14
2020-06-30	$29,370,144	113,600	+277.8%	Call	Sole	2020-08-14
2020-06-30	$7,773,005	30,065	+12.5%	Shares	Sole	2020-08-14
2020-03-31	$5,818,062	26,719	-75.8%	Shares	Sole	2020-05-15
2020-03-31	$24,083,150	110,600	+9.4%	Call	Sole	2020-05-15
2020-03-31	$22,014,525	101,100	—	Put	Sole	2020-05-15
No 13F history on record for this holder in this stock.