Stephen Mandel - Lone Pine Capital 13F Activity & Position Changes (Q3 2019)

According to the SEC 13F filed on Aug 14, 2026, the Lone Pine Capital portfolio showed several notable changes in holdings as of quarter-end Sep 30, 2019. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.

During Q3 2019, the filing reported:

New Buys - Equifax, Inc., Herbalife, Global Payments Inc., Humana Inc., Netflix, Inc., and 2 more

Increases - Autodesk, Inc., Amazon.com, Inc., Alibaba Group Holding Limited, Chewy, Inc., Salesforce, Inc., and 6 more

Reductions - Adobe Inc., Booking Holdings Inc. Common St, D.R. Horton, Inc., IQVIA Holdings, Inc., Mastercard Incorporated, and 6 more

Complete Exits - Wynn Resorts, Limited

These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.

Date	Symbol	Name	Type	Change Qty	% Change	Value	Remaining
Q3 2019	ADBE Adobe Inc.	Adobe Inc.	Sell	-190,300	-5.1%	$981.69K	3,553,638
Q3 2019	ADSK Autodesk, Inc.	Autodesk, Inc.	Buy	+517,907	+13.0%	$665.80K	4,507,799
Q3 2019	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Buy	+155,468	+33.3%	$1.08M	621,979
Q3 2019	BABA Alibaba Group Holding Limited	Alibaba Group Holding Limited	Buy	+1,416,900	+24.1%	$1.22M	7,292,562
Q3 2019	BKNG Booking Holdings Inc. Common St	Booking Holdings Inc. Common St	Sell	-110,139	-34.3%	$414.62K	211,257
Q3 2019	CHWY Chewy, Inc.	Chewy, Inc.	Buy	+1,778,608	+54.0%	$124.66K	5,071,531
Q3 2019	CRM Salesforce, Inc.	Salesforce, Inc.	Buy	+2,163,027	+73.5%	$757.75K	5,104,760
Q3 2019	DHI D.R. Horton, Inc.	D.R. Horton, Inc.	Sell	-9,096,601	-73.2%	$175.72K	3,333,812
Q3 2019	DPZ Domino's Pizza Inc	Domino's Pizza Inc	Buy	+930,487	+74.6%	$532.65K	2,177,742
Q3 2019	EFX Equifax, Inc.	Equifax, Inc.	Buy - Position Entry	+3,068,747	-	$431.68K	3,068,747
Q3 2019	G4412G101 Herbalife	Herbalife	Buy - Position Entry	+2,101,639	-	$79.57K	2,101,639
Q3 2019	GPN Global Payments Inc.	Global Payments Inc.	Buy - Position Entry	+3,655,380	-	$581.21K	3,655,380
Q3 2019	HUM Humana Inc.	Humana Inc.	Buy - Position Entry	+1,588,743	-	$406.19K	1,588,743
Q3 2019	IQV IQVIA Holdings, Inc.	IQVIA Holdings, Inc.	Sell	-2,636,698	-42.6%	$530.18K	3,549,209
Q3 2019	MA Mastercard Incorporated	Mastercard Incorporated	Sell	-63,700	-3.8%	$436.48K	1,607,257
Q3 2019	MELI MercadoLibre, Inc.	MercadoLibre, Inc.	Buy	+104,044	+21.8%	$319.94K	580,417
Q3 2019	META Meta Platforms, Inc.	Meta Platforms, Inc.	Sell	-1,053,748	-35.1%	$346.97K	1,948,388
Q3 2019	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-1,324,962	-17.9%	$842.46K	6,059,549
Q3 2019	NFLX Netflix, Inc.	Netflix, Inc.	Buy - Position Entry	+2,355,038	-	$630.25K	2,355,038
Q3 2019	NOW ServiceNow, Inc.	ServiceNow, Inc.	Buy	+386,300	+29.5%	$430.99K	1,697,825
Q3 2019	SE Sea Limited	Sea Limited	Buy	+728,100	+11.9%	$212.39K	6,862,222
Q3 2019	SHOP Shopify Inc.	Shopify Inc.	Sell	-125,600	-8.4%	$429.21K	1,377,171
Q3 2019	SMAR Smartsheet Inc.	Smartsheet Inc.	Buy - Position Entry	+506,100	-	$18.23K	506,100
Q3 2019	SPGI S&P Global Inc.	S&P Global Inc.	Sell	-206,000	-10.7%	$422.47K	1,724,511
Q3 2019	SQ Block, Inc.	Block, Inc.	Buy	+4,695,296	+141.6%	$496.23K	8,010,127
Q3 2019	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-301,446	-19.0%	$668.57K	1,284,058
Q3 2019	TWLO Twilio Inc.	Twilio Inc.	Buy - Position Entry	+15,835	-	$1.74K	15,835
Q3 2019	UNH UnitedHealth Group Incorporated	UnitedHealth Group Incorporated	Buy	+756,600	+20.1%	$984.21K	4,528,854
Q3 2019	UNP Union Pacific Corporation	Union Pacific Corporation	Sell	-2,361,120	-47.9%	$416.25K	2,569,779
Q3 2019	WYNN Wynn Resorts, Limited	Wynn Resorts, Limited	Sell - Position Exit	-5,406,697	-100.0%	$0.00	-