Geospace Technologies
GEOS
63 hedge funds and large institutions have $104M invested in Geospace Technologies in 2025 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 15 increasing their positions, 23 reducing their positions, and 16 closing their positions.
78% more capital invested
Capital invested by funds: $58.5M → $104M (+$45.9M)
17% more call options, than puts
Call options by funds: $1.05M | Put options by funds: $894K
13% more first-time investments, than exits
New positions opened: 18 | Existing positions closed: 16
3% more funds holding
Funds holding: 61 → 63 (+2)
6.32% less ownership
Funds ownership: 63.5% → 57.17% (-6.3%)
35% less repeat investments, than reductions
Existing positions increased: 15 | Existing positions reduced: 23
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$1.09M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$437K |
| 3 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
+$372K |
| 4 |
First Eagle Investment Management
New York
|
+$310K |
| 5 |
EI
EAM Investors
Solana Beach,
California
|
+$285K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$3.5M |
| 2 |
PLC
Peapod Lane Capital
Bedford Hills,
New York
|
-$1.13M |
| 3 |
Geode Capital Management
Boston,
Massachusetts
|
-$1.06M |
| 4 |
State Street
Boston,
Massachusetts
|
-$802K |
| 5 |
Vanguard Group
Malvern,
Pennsylvania
|
-$578K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
76
California State Teachers Retirement System (CalSTRS)
West Sacramento,
California
| – | -$6.56K | -910 | Closed |
|
77
New York State Common Retirement Fund
Albany,
New York
| – | -$5.05K | -700 | Closed |
|
|
AB
78
Amalgamated Bank
New York
| – | -$3K | -435 | Closed |
|
|
SCM
79
Sterling Capital Management
Charlotte,
North Carolina
| – | -$1.58K | -219 | Closed |
|
80
Nisa Investment Advisors
St. Louis,
Missouri
| – | -$1.44K | -200 | Closed |
|
GEOS Hedge Fund Activity: Q2 2025 in Review
63 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Geospace Technologies (GEOS) for Q2 2025, worth a combined $104M — up 78% from $58.5M a quarter earlier.
Buyers outnumbered sellers: 18 funds opened new GEOS positions and 16 closed out — a net gain of 2 holders — while 15 added to existing stakes and 23 trimmed.
The largest buyer was Millennium Management, opening a new position worth an estimated $1.09M. The largest seller was BlackRock, cutting an estimated $3.5M.
- 63 institutional investors held Geospace Technologies (GEOS) as of Q2 2025, up from 61 in Q1 2025.
- Funds reported $104M of Geospace Technologies stock for Q2 2025, up 78% quarter-over-quarter.
- 18 funds opened new Geospace Technologies positions in Q2 2025 and 16 closed out, a net change of +2 holders.
- The largest Geospace Technologies buyer in Q2 2025 was Millennium Management, an estimated $1.09M added.
- The largest Geospace Technologies seller in Q2 2025 was BlackRock, an estimated $3.5M sold.
Based on aggregated 13F filings for Q2 2025.