- Type / Class
- Equity / Common Stock
- Shares outstanding
- 295,766,873
- Total 13F shares
- 231,677,828
- Share change
- +3,316,869
- Total reported value
- $7,960,574,117
- Put/Call ratio
- 77%
- Price per share
- $34.36
- Number of holders
- 374
- Value change
- +$112,214,924
- Number of buys
- 189
- Number of sells
- 146
Quarterly Holders Quick Answers
What is CUSIP 46284V101?
CUSIP 46284V101 identifies IRM - IRON MOUNTAIN INC - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
- Recent insider transactions for executive and insider activity.
- SEC investors directory and top value investors for manager drilldown.
- Back to full security ownership history.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 46284V101:
Top shareholders of IRM - IRON MOUNTAIN INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
15%
|
43,247,671
|
$1,542,644,000 | — | 31 Mar 2017 | |
| Capital World Investors |
13F
|
Company |
11%
|
32,272,360
|
$1,151,155,000 | — | 31 Mar 2017 | |
| BlackRock Finance, Inc. |
13F
|
Company |
6.1%
|
18,027,691
|
$643,048,000 | — | 31 Mar 2017 | |
| Capital International Investors |
13F
|
Company |
4.2%
|
12,487,172
|
$445,417,000 | — | 31 Mar 2017 | |
| PARNASSUS INVESTMENTS, LLC |
13F
|
Company |
4%
|
11,942,837
|
$414,108,000 | — | 31 Mar 2017 | |
| STATE STREET CORP |
13F
|
Company |
3.6%
|
10,575,065
|
$377,212,000 | — | 31 Mar 2017 | |
| Epoch Investment Partners, Inc. |
13F
|
Company |
2.1%
|
6,223,354
|
$221,986,000 | — | 31 Mar 2017 | |
| SCHOONER CAPITAL CORP |
13F
|
Company |
1.8%
|
5,256,326
|
$187,493,000 | — | 31 Mar 2017 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.7%
|
5,157,065
|
$183,952,000 | — | 31 Mar 2017 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
1.4%
|
4,029,077
|
$143,718,000 | — | 31 Mar 2017 | |
| Invesco Ltd. |
13F
|
Company |
1.2%
|
3,560,643
|
$127,009,000 | — | 31 Mar 2017 | |
| River Road Asset Management, LLC |
13F
|
Company |
1.2%
|
3,471,116
|
$123,815,000 | — | 31 Mar 2017 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.2%
|
3,405,731
|
$121,480,000 | — | 31 Mar 2017 | |
| Schooner Foundation |
13F
|
Company |
1.1%
|
3,353,697
|
$119,626,000 | — | 31 Mar 2017 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.99%
|
2,923,702
|
$104,288,000 | — | 31 Mar 2017 | |
| MORGAN STANLEY |
13F
|
Company |
0.96%
|
2,838,629
|
$101,253,000 | — | 31 Mar 2017 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.91%
|
2,698,679
|
$96,261,000 | — | 31 Mar 2017 | |
| RAYMOND JAMES & ASSOCIATES |
13F
|
Company |
0.83%
|
2,447,532
|
$87,303,000 | — | 31 Mar 2017 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.82%
|
2,435,784
|
$86,763,000 | — | 31 Mar 2017 | |
| NORGES BANK |
13F
|
Company |
0.79%
|
2,338,781
|
$83,424,000 | — | 31 Mar 2017 | |
| CONFLUENCE INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.73%
|
2,172,956
|
$77,509,000 | — | 31 Mar 2017 | |
| Uniplan Investment Counsel, Inc. |
13F
|
Company |
—
class O/S missing
|
1,778,894
|
$63,452,000 | — | 31 Mar 2017 | |
| Makaira Partners LLC |
13F
|
Company |
0.55%
|
1,640,366
|
$58,512,000 | — | 31 Mar 2017 | |
| CAPITAL GUARDIAN TRUST CO |
13F
|
Company |
0.51%
|
1,503,591
|
$53,633,000 | — | 31 Mar 2017 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.5%
|
1,491,643
|
$53,207,000 | — | 31 Mar 2017 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.5%
|
1,490,008
|
$53,149,000 | — | 31 Mar 2017 | |
| Neuberger Berman Group LLC |
13F
|
Company |
0.48%
|
1,410,850
|
$50,325,000 | — | 31 Mar 2017 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
0.47%
|
1,377,460
|
$49,127,000 | — | 31 Mar 2017 | |
| VICTORY CAPITAL MANAGEMENT INC |
13F
|
Company |
0.44%
|
1,308,918
|
$46,689,000 | — | 31 Mar 2017 | |
| Legal & General Group Plc |
13F
|
Company |
0.41%
|
1,218,382
|
$43,458,000 | — | 31 Mar 2017 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.39%
|
1,144,934
|
$40,840,000 | — | 31 Mar 2017 | |
| WELCH & FORBES LLC |
13F
|
Company |
0.38%
|
1,122,357
|
$40,035,000 | — | 31 Mar 2017 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.33%
|
987,988
|
$35,240,000 | — | 31 Mar 2017 | |
| Asset Management One Co., Ltd. |
13F
|
Company |
0.32%
|
936,350
|
$33,264,000 | — | 31 Mar 2017 | |
| JANUS HENDERSON INVESTORS US LLC |
13F
|
Company |
0.31%
|
908,078
|
$32,391,000 | — | 31 Mar 2017 | |
| Swiss National Bank |
13F
|
Company |
0.3%
|
886,764
|
$31,631,000 | — | 31 Mar 2017 | |
| Sumitomo Mitsui Trust Group, Inc. |
13F
|
Company |
0.29%
|
867,144
|
$30,931,000 | — | 31 Mar 2017 | |
| PICTET ASSET MANAGEMENT LTD |
13F
|
Company |
0.29%
|
852,629
|
$30,413,000 | — | 31 Mar 2017 | |
| GUGGENHEIM CAPITAL LLC |
13F
|
Company |
0.28%
|
834,622
|
$29,773,000 | — | 31 Mar 2017 | |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM |
13F
|
Company |
0.27%
|
808,274
|
$28,831,000 | — | 31 Mar 2017 | |
| TIAA CREF INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.27%
|
798,785
|
$28,493,000 | — | 31 Mar 2017 | |
| BLAIR WILLIAM & CO/IL |
13F
|
Company |
0.25%
|
734,092
|
$26,561,000 | — | 31 Mar 2017 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.25%
|
739,918
|
$26,392,876 | — | 31 Mar 2017 | |
| Mitsubishi UFJ Trust & Banking Corp |
13F
|
Company |
0.25%
|
738,514
|
$26,343,000 | — | 31 Mar 2017 | |
| UNITED SERVICES AUTOMOBILE ASSOCIATION |
13F
|
Company |
0.24%
|
704,991
|
$25,147,000 | — | 31 Mar 2017 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
0.2%
|
589,705
|
$21,035,000 | — | 31 Mar 2017 | |
| THOMPSON SIEGEL & WALMSLEY LLC |
13F
|
Company |
0.2%
|
576,887
|
$20,578,000 | — | 31 Mar 2017 | |
| NEW YORK STATE COMMON RETIREMENT FUND |
13F
|
Company |
0.19%
|
556,101
|
$19,836,000 | — | 31 Mar 2017 | |
| COMERICA BANK |
13F
|
Company |
0.18%
|
544,962
|
$18,997,000 | — | 31 Mar 2017 | |
| CANADA PENSION PLAN INVESTMENT BOARD |
13F
|
Company |
0.18%
|
528,835
|
$18,864,000 | — | 31 Mar 2017 |
Institutional Holders of IRON MOUNTAIN INC - Common Stock (IRM) as of Q2 2017
As of 30 Jun 2017,
IRON MOUNTAIN INC - Common Stock (IRM) was held by
374 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
231,677,828 shares.
The largest 10 holders included
VANGUARD GROUP INC, Capital World Investors, BlackRock Inc., Capital International Investors, PARNASSUS INVESTMENTS /CA, STATE STREET CORP, GOLDMAN SACHS GROUP INC, Epoch Investment Partners, Inc., SCHOONER CAPITAL Corp, and BANK OF AMERICA CORP /DE/.
This page lists
375
institutional shareholders reporting positions in this security
for the Q2 2017 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2017 vs Q1 2017 Across Filers
Q1 2017 holders
363
Q2 2017 holders
374
Holder diff
11
| Investor | Q1 2017 Shares | Q2 2017 Shares | Share Diff | Share Chg % | Q1 2017 Value $ | Q2 2017 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.