CHELMSFORD, MA
HARTE HANKS INCHHS— Latest position per institution from SEC 13F filings
15
Institutional holders
2.93M
Total shares held
9.13M
Estimated value
146.68K
Avg. position size
BLAIR WILLIAM & CO/IL
CIK 902367
Shares
660.85K
Value
1.43M
Filed
Jun 30, 2026
WESTERLY CAPITAL MANAGEMENT, LLC
CIK 1546172
Shares
635K
Value
1.37M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
291.57K
Value
877.63K
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
259.04K
Value
559.52K
Filed
Jun 30, 2026
KENT LAKE PR LLC
CIK 2037231
Shares
180.20K
Value
928.04K
Filed
Dec 31, 2024
KRILOGY FINANCIAL LLC
CIK 1659047
Shares
152K
Value
664.26K
Filed
Sep 30, 2026
CREDIT SUISSE AG/
CIK 824468
Shares
120K
Value
897.60K
Filed
Mar 31, 2024
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC
CIK 861177
Shares
117.50K
Value
467.65K
Filed
Jun 30, 2025
RAFFLES ASSOCIATES LP
CIK 1169581
Shares
87.76K
Value
189.56K
Filed
Jun 30, 2026
KENT LAKE CAPITAL LLC
CIK 1777141
Shares
55.30K
Value
449.01K
Filed
Jun 30, 2024
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
54.99K
Value
118.81K
Filed
Jun 30, 2026
GSA CAPITAL PARTNERS LLP
CIK 1362033
Shares
53.33K
Value
292.00
Filed
Jun 30, 2023
MARSHALL WACE, LLP
CIK 1318757
Shares
49.89K
Value
273.39K
Filed
Jun 30, 2023
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
42.62K
Value
92.06K
Filed
Jun 30, 2026
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
32.48K
Value
70.00
Filed
Jun 30, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
30.62K
Value
66.14K
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
28.95K
Value
235.06K
Filed
Jun 30, 2024
BANK OF MONTREAL /CAN/
CIK 927971
Shares
28K
Value
231.84K
Filed
Sep 30, 2024
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
27.01K
Value
219.34K
Filed
Jun 30, 2024
STATE STREET CORP
CIK 93751
Shares
26.50K
Value
57.23K
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLAIR WILLIAM & CO/IL | 902367 | 660.85K | 1.43M | Jun 30, 2026 |
| 2 | WESTERLY CAPITAL MANAGEMENT, LLC | 1546172 | 635K | 1.37M | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 291.57K | 877.63K | Dec 31, 2025 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 259.04K | 559.52K | Jun 30, 2026 |
| 5 | KENT LAKE PR LLC | 2037231 | 180.20K | 928.04K | Dec 31, 2024 |
| 6 | KRILOGY FINANCIAL LLC | 1659047 | 152K | 664.26K | Sep 30, 2026 |
| 7 | CREDIT SUISSE AG/ | 824468 | 120K | 897.60K | Mar 31, 2024 |
| 8 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | 117.50K | 467.65K | Jun 30, 2025 |
| 9 | RAFFLES ASSOCIATES LP | 1169581 | 87.76K | 189.56K | Jun 30, 2026 |
| 10 | KENT LAKE CAPITAL LLC | 1777141 | 55.30K | 449.01K | Jun 30, 2024 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 54.99K | 118.81K | Jun 30, 2026 |
| 12 | GSA CAPITAL PARTNERS LLP | 1362033 | 53.33K | 292.00 | Jun 30, 2023 |
| 13 | MARSHALL WACE, LLP | 1318757 | 49.89K | 273.39K | Jun 30, 2023 |
| 14 | DIMENSIONAL FUND ADVISORS LP | 354204 | 42.62K | 92.06K | Jun 30, 2026 |
| 15 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 32.48K | 70.00 | Jun 30, 2026 |
| 16 | VANGUARD FIDUCIARY TRUST CO | 933478 | 30.62K | 66.14K | Jun 30, 2026 |
| 17 | CITADEL ADVISORS LLC | 1423053 | 28.95K | 235.06K | Jun 30, 2024 |
| 18 | BANK OF MONTREAL /CAN/ | 927971 | 28K | 231.84K | Sep 30, 2024 |
| 19 | BLACKROCK FINANCE, INC. | 1364742 | 27.01K | 219.34K | Jun 30, 2024 |
| 20 | STATE STREET CORP | 93751 | 26.50K | 57.23K | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.