ACIC
Amer Cstl Ins (ACIC)
NASDAQ
$9.21-$0.04 (-0.41%)
Price as of Oct 02, 2026 4:40 PM EDT
  • $437.2M
    Market Cap
  • -13.81%
    1-Year Change
  • Insurance - Property & Casualty
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
4.70%
2.3M
+451,801 (+19.82%)
Jun 30, 2026
VANGUARD GROUP INC
2.79%
1.4M
+58,130 (+4.30%)
Dec 31, 2025
TIETON CAPITAL MANAGEMENT, LLC
2.59%
1.3M
-18,575 (-1.48%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
2.05%
995,636
-1,005 (-0.10%)
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
1.84%
893,772
+143,664 (+16.07%)
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
1.75%
848,367
+128,930 (+15.20%)
Jun 30, 2026
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.
1.67%
808,705
0 (0.00%)
Jun 30, 2026

Current Ownership Distribution

  • Mutual Funds53.3M (35.41%)
  • Insiders48.7M (32.39%)
  • Institutions48.5M (32.21%)
  • Other0 (0.00%)

Insider Transactions

  • 32.39% (48.7M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $292,995.45
    Amount of InsiderBuying (last 12 months)
  • 2
    Number of InsiderSelling (last 12 months)
  • $3.8M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Adler Brooke
Secretary
Sell
Sep 24, 2026
$192,035.76
21,196
$9.06
100,175
Griffith Christopher
Chief Operating Officer
Exempt
Aug 17, 2026
$0.00
19,672
$0.00
0
Griffith Christopher
Chief Operating Officer
Exempt
Aug 17, 2026
$85,179.76
19,672
$4.33
160,396
Griffith Christopher
Chief Operating Officer
Sell
Aug 17, 2026
$185,113.52
19,672
$9.41
140,724
Griffith Christopher
Chief Operating Officer
Sell
Aug 17, 2026
$206,800.00
22,000
$9.40
118,724
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$0.00
11,654
$0.00
82,197
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$0.00
6,430
$0.00
38,459
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$0.00
5,627
$0.00
32,009
Gray James Andy
Chief Compliance/Risk Officer
Exempt
Apr 03, 2026
$0.00
4,421
$0.00
16,833
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$0.00
5,826
$0.00
41,101
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$0.00
3,215
$0.00
19,229
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$0.00
2,813
$0.00
16,005
Castle Svetlana
Chief Financial Officer
Exempt
Apr 03, 2026
$0.00
4,421
$0.00
16,833
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$4,557.93
403
$11.31
2,778
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$2,510.82
222
$11.31
1,304
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$2,205.45
195
$11.31
1,084
Gray James Andy
Chief Compliance/Risk Officer
Exempt
Apr 03, 2026
$0.00
2,210
$0.00
8,418
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$2,915.10
246
$11.85
781
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$1,611.60
136
$11.85
429
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$1,410.15
119
$11.85
341
Castle Svetlana
Chief Financial Officer
Exempt
Apr 03, 2026
$0.00
2,210
$0.00
8,418
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$9,115.86
806
$11.31
5,554
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$5,032.95
445
$11.31
2,607
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$4,399.59
389
$11.31
2,168
Gray James Andy
Chief Compliance/Risk Officer
Exempt
Apr 03, 2026
$1,730.43
153
$11.31
564
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$5,830.20
492
$11.85
1,563
Griffith Christopher
Chief Operating Officer
Exempt
Apr 03, 2026
$3,223.20
272
$11.85
859
Adler Brooke
Secretary
Exempt
Apr 03, 2026
$2,820.30
238
$11.85
682
Castle Svetlana
Chief Financial Officer
Exempt
Apr 03, 2026
$1,730.43
153
$11.31
564
MARTZ BRAD
President & CEO
Exempt
Apr 03, 2026
$0.00
25,903
$0.00
391,846