Mariner
ALRM icon

Mariner’s Alarm.com ALRM Stock Holding History

Mariner’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
2026
Q2 		$313K Buy
+6,698
New +$300K ﹤0.01% 2813
2025
Q3 		– Sell
-3,856
Closed -$218K – 3554
2025
Q2 		$218K Sell
3,856
-412
-10% -$22.9K ﹤0.01% 2987
2025
Q1 		$238K Buy
4,268
+558
+15% +$33.5K ﹤0.01% 2849
2024
Q4 		$226K Sell
3,710
-620
-14% -$36.9K ﹤0.01% 2897
2024
Q3 		$237K Sell
4,330
-3,335
-44% -$205K ﹤0.01% 2782
2024
Q2 		$487K Buy
7,665
+2,340
+44% +$155K ﹤0.01% 2073
2024
Q1 		$386K Buy
5,325
+436
+9% +$29.6K ﹤0.01% 2234
2023
Q4 		$316K Sell
4,889
-466
-9% -$26.7K ﹤0.01% 2289
2023
Q3 		$327K Buy
5,355
+724
+16% +$40.9K ﹤0.01% 2081
2023
Q2 		$239K Buy
+4,631
New +$228K ﹤0.01% 2309
2022
Q4 		– Sell
-3,501
Closed -$227K – 2741
2022
Q3 		$227K Buy
+3,501
New +$240K ﹤0.01% 1975

Other funds holding ALRM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
DGI
Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Mariner's ALRM Position: Q2 2026 in Review

Mariner opened a new position in Alarm.com (ALRM) in Q2 2026: 6,698 shares worth $313K. The stake represents ﹤0.01% of the portfolio and ranks #2813 among its holdings. This is a return to the name: Mariner previously reported a position in ALRM as recently as Q2 2025.

Mariner first reported a position in ALRM in Q3 2022 and has held it in 11 quarters since. The position peaked at $487K in Q2 2024. 315 funds tracked by Wall St. Rank hold ALRM as of Q2 2026.

  • Mariner held 6,698 shares of Alarm.com worth $313K as of Q2 2026.
  • Alarm.com was a new Mariner position in Q2 2026.
  • Alarm.com made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2813 holding.
  • Mariner first reported a position in Alarm.com in Q3 2022 and has held it in 11 quarters since.
  • Mariner's Alarm.com position peaked at $487K in Q2 2024.
  • 315 funds tracked by Wall St. Rank held Alarm.com as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.