SEC Form 4 · accession 0001020569-18-000033
IRON MOUNTAIN INC · IRM
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Deborah Marson
Officer — EVP, General Counsel, Sec.
Period of report
Mar 9, 2018
Accepted (ET)
Mar 13, 2018 · 5:14 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001020569
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock, par value $.01 per shareF1 | Mar 9, 2018 | M | 899 | $0.00 | A | 18,351 | D | |
| Common Stock, par value $.01 per share | Mar 9, 2018 | F | 256 | $33.25 | D | 18,095 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF2,F3 | — | Mar 9, 2018 | M | 899 | D | — | — | Common Stock | 899 | 903 | D |
Explanation of responses
- F1This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on March 9, 2016.
- F2Each RSU represents a contingent right to receive one share of Iron Mountain Incorporated common stock ("Common Stock").
- F3The RSUs, representing a contingent right to receive a total of 2,701 shares of Common Stock, were granted to the Reporting Person on March 9, 2016 and vest in three substantially equal annual installments beginning on the first anniversary of the grant date.