Jane Street’s Alarm.com ALRM Stock Holding History

Jane Street’s Portfolio ALRM Stock Details ALRM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q2	–	Sell	-15,000	Closed	-$1.09M	–	9270
2024 Q1	$1.09M	Buy	+15,000	New	+$1.02M	﹤0.01%	5259
2022 Q1	–	Sell	-5,200	Closed	-$441K	–	10206
2021 Q4	$441K	Sell	5,200 -4,600	-47%	-$376K	﹤0.01%	7487
2021 Q3	$766K	Buy	9,800 +3,200	+48%	+$265K	﹤0.01%	6460
2021 Q2	$559K	Sell	6,600 -8,800	-57%	-$752K	﹤0.01%	7029
2021 Q1	$1.33M	Sell	15,400 -28,400	-65%	-$2.68M	﹤0.01%	4871
2020 Q4	$4.53M	Buy	+43,800	New	+$3.18M	﹤0.01%	2258
2020 Q3	–	Sell	-24,200	Closed	-$1.57M	–	7095
2020 Q2	$1.57M	Buy	+24,200	New	+$1.22M	﹤0.01%	3405
2018 Q1	–	Sell	-8,700	Closed	-$328K	–	4746
2017 Q4	$328K	Buy	+8,700	New	+$376K	﹤0.01%	3657

Other funds holding ALRM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

DGI

Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

GCM

Geneva Capital Management Milwaukee, Wisconsin $4.71B AUM 6.32% 1-Year Est. Return

Jane Street's ALRM Position: Q1 2026 in Review

Jane Street reduced its Alarm.com (ALRM) stake by 3.7% in Q1 2026, selling an estimated $247K and leaving 133,153 shares worth $5.75M. The position accounts for ﹤0.01% of the portfolio, ranked #3305.

Jane Street first reported a position in ALRM in Q2 2015 and has held it in 29 quarters since. The position peaked at $8.47M in Q3 2025. 295 funds tracked by Wall St. Rank hold ALRM as of Q1 2026.

Jane Street held 133,153 shares of Alarm.com worth $5.75M as of Q1 2026.
Jane Street sold 5,181 Alarm.com shares in Q1 2026, an estimated $247K.
Alarm.com made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3305 holding.
Jane Street first reported a position in Alarm.com in Q2 2015 and has held it in 29 quarters since.
Jane Street's Alarm.com position peaked at $8.47M in Q3 2025.
295 funds tracked by Wall St. Rank held Alarm.com as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.