Sigma Planning Corp’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$312K Sell
2,468
-206
-8% -$25.3K 0.01% 1113
2026
Q1
$273K Sell
2,674
-931
-26% -$92.6K 0.01% 1089
2025
Q4
$299K Buy
3,605
+193
+6% +$18.1K 0.01% 1025
2025
Q3
$348K Sell
3,412
-417
-11% -$40.2K 0.01% 976
2025
Q2
$393K Sell
3,829
-311
-8% -$29.3K 0.01% 877
2025
Q1
$356K Buy
4,140
+868
+27% +$83.6K 0.01% 873
2024
Q4
$344K Sell
3,272
-1,329
-29% -$156K 0.01% 884
2024
Q3
$547K Sell
4,601
-736
-14% -$78.7K 0.02% 711
2024
Q2
$478K Sell
5,337
-1,285
-19% -$104K 0.02% 741
2024
Q1
$531K Buy
6,622
+2,813
+74% +$204K 0.02% 735
2023
Q4
$267K Sell
3,809
-3,667
-49% -$230K 0.02% 668
2023
Q3
$445K Sell
7,476
-979
-12% -$59.8K 0.02% 768
2023
Q2
$480K Sell
8,455
-5,989
-41% -$328K 0.02% 746
2023
Q1
$764K Buy
14,444
+53
+0.4% +$2.78K 0.03% 625
2022
Q4
$717K Buy
14,391
+2,324
+19% +$117K 0.03% 616
2022
Q3
$531K Buy
12,067
+164
+1% +$8.28K 0.02% 712
2022
Q2
$580K Sell
11,903
-702
-6% -$36.9K 0.02% 698
2022
Q1
$698K Sell
12,605
-136
-1% -$6.48K 0.02% 691
2021
Q4
$667K Sell
12,741
-135
-1% -$6.38K 0.02% 714
2021
Q3
$559K Sell
12,876
-5,240
-29% -$236K 0.02% 769
2021
Q2
$767K Sell
18,116
-1,920
-10% -$80.5K 0.02% 648
2021
Q1
$742K Sell
20,036
-8,472
-30% -$283K 0.02% 607
2020
Q4
$840K Sell
28,508
-5,193
-15% -$144K 0.03% 492
2020
Q3
$903K Sell
33,701
-1,398
-4% -$39.8K 0.04% 427
2020
Q2
$916K Buy
35,099
+3,414
+11% +$86.2K 0.04% 410
2020
Q1
$754K Sell
31,685
-30,534
-49% -$924K 0.04% 384
2019
Q4
$1.98M Buy
62,219
+11,120
+22% +$365K 0.08% 244
2019
Q3
$1.66M Buy
51,099
+9,226
+22% +$290K 0.08% 260
2019
Q2
$1.31M Buy
41,873
+4,551
+12% +$149K 0.07% 287
2019
Q1
$1.32M Buy
37,322
+6,772
+22% +$239K 0.08% 263
2018
Q4
$990K Buy
30,550
+14,862
+95% +$487K 0.07% 263
2018
Q3
$542K Buy
15,688
+4,045
+35% +$144K 0.03% 462
2018
Q2
$408K Buy
11,643
+3,217
+38% +$109K 0.03% 520
2018
Q1
$277K Sell
8,426
-90
-1% -$3.03K 0.02% 638
2017
Q4
$321K Sell
8,516
-1,200
-12% -$47.6K 0.02% 579
2017
Q3
$378K Buy
+9,716
New +$363K 0.03% 519

Other funds holding IRM

Sigma Planning Corp's IRM Position: Q2 2026 in Review

Sigma Planning Corp reduced its Iron Mountain (IRM) stake by 7.7% in Q2 2026, selling an estimated $25.3K and leaving 2,468 shares worth $312K. The position accounts for 0.01% of the portfolio, ranked #1113.

Sigma Planning Corp first reported a position in IRM in Q3 2017 and has held it in 36 quarters since. The position peaked at $1.98M in Q4 2019. 1,165 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • Sigma Planning Corp held 2,468 shares of Iron Mountain worth $312K as of Q2 2026.
  • Sigma Planning Corp sold 206 Iron Mountain shares in Q2 2026, an estimated $25.3K.
  • Iron Mountain made up 0.01% of Sigma Planning Corp's portfolio in Q2 2026, its #1113 holding.
  • Sigma Planning Corp first reported a position in Iron Mountain in Q3 2017 and has held it in 36 quarters since.
  • Sigma Planning Corp's Iron Mountain position peaked at $1.98M in Q4 2019.
  • 1,165 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Sigma Planning Corp's 13F filing for Q2 2026, filed 7 Aug 2026.