SourcingSourcing

SRB CORPORATION

C33
CRD 161163·SEC 801-73734·BOSTON, MA
AUM
$4.82B
$1B+
Est. Revenue
$48.2M
@ 1% on AUM
Est. EBITDA
$14.5M
@ 30% margin
Est. Deal Value
$115.7M
@ 8× EBITDA

Identity

Registrations & legal identity

Legal name
SRB CORPORATION
CRD
161163
SEC file #
801-73734
EIN
042968130
DBA names
—

Economics

AUM
$4.82B
AUM band
$1B+
AUM trajectory
'20'26
$2.41B → $4.82B▲ +100%
Client mix
Insurance Companies20

Operations

Employees (total)
4
Advisory staff (per ADV)
2
Advisory staff (5-yr trend)
'20'26
2 advisors → 2 advisors▬ 0%
Primary office
BOSTON MA
Branches
—

Custodian & Brokerage

Primary custodian
E*Tradelow confidence
Services offered
Other Advisory Services
Fee basis
% of AUM

Filings

Latest ADV filing
03/30/2026
ADV-W filed at
—
Website
—

Compliance

Disclosures (firm)
0
Trademark
—
Additional signalsExpand ▾

Ownership & succession ★

Who controls the firm + pre-computed succession flags

Top Owner Name
THE PLYMOUTH ROCK COMPANY
Top Owner Pct
87.5
Owner Count
5
Control Persons
THE PLYMOUTH ROCK COMPANY
BAILEY, JAMES, NATHAN
Solo Advisor Indicator
No
Succession Risk Solo Owner
Yes

Availability / M&A ★

Already-acquired = skip; deal comps

Adv W Filed
No

Retirement-plan book (Form 5500) ★

401(k)/plan business — cross-sell value

Retirement Plan Book
No

SEC EDGAR

Edgar Cik
0001496228
Edgar Registered
Yes
Edgar Filing Count
98
Edgar First Filing Date
2011-03-25
Edgar Last Filing Date
2026-05-14
Edgar 13f Count
59
Edgar 13f Latest AUM Estimate
Filing Date2026-05-14
Accession0000904454-26-000289

Compliance & brand

Firm Registration Status
active

All other collected signals (11)

Everything else we've pulled for this record, not yet curated into a section.

Adv W Recently Filed
No
Bc Firm Active Bc Count
0
Bc Firm Active IA Count
0
Bc Firm IAR Count
0
Custodian Candidates
Full
E*trade4
Northern Trust2
Edgar Addresses
Mailing
695 ATLANTIC AVENUEBOSTON, MA 02111
Business
695 ATLANTIC AVENUEBOSTON, MA 02111
Edgar EIN
042968130
Edgar Recent Filings
13F-HR2026-05-14 · 0000904454-26-000289
SCHEDULE 13G/A2026-04-13 · 0000904454-26-000237
Firm Has Custody
Yes
Mailing Office Differs
No
Trust Company Affiliate
No

People (4)

4
BAILEY, JAMES, NATHAN
Executive Officer · 2.5%
10238
CHILDS, FREDERICK, CARTER
Executive Officer · 2.5%
2172340
HARTRANFT, WILLIAM, DANIEL
Executive Officer · 2.5%
7088165
MCELWEE, ANDREW, ALLISON
Executive Officer · 2.5%
7522771