Granahan Investment Management, LLC
All 13F Filings
- Location
- Waltham, MA
- Most recent 13F
- Q2 2026
- Holdings value ($000)
- 2,806,359
- Description
- —
- Website
- —
- Founded
- —
- Chairman
- —
- CEO
- —
- All SEC filings
- View on sec.gov
Sector allocation over time (stocks only)
Stacked by quarter. Hover to see detailed sector breakdown for any quarter.
| Quarter | Date Filed | Holdings | Value ($000) | Form Type | Name |
|---|---|---|---|---|---|
| Q2 2026 | 8/14/2026 | 150 | 2,806,359 | 13F-HR | Granahan Investment Management, LLC |
| Q1 2026 | 5/15/2026 | 149 | 2,067,342 | 13F-HR | Granahan Investment Management, LLC |
| Q4 2025 | 2/17/2026 | 157 | 2,335,332 | 13F-HR | Granahan Investment Management, LLC |
| Q3 2025 | 11/14/2025 | 146 | 2,442,488 | 13F-HR | Granahan Investment Management, LLC |
| Q2 2025 | 8/14/2025 | 153 | 2,456,766 | 13F-HR | Granahan Investment Management, LLC |
| Q2 2014 | 7/22/2014 | 210 | 3,426,702 | 13F-HR | GRANAHAN INVESTMENT MANAGEMENT INC/MA |
| Q1 2014 | 4/15/2014 | 204 | 3,712,093 | 13F-HR | GRANAHAN INVESTMENT MANAGEMENT INC/MA |
| Q4 2013 | 1/30/2014 | 209 | 3,889,262 | 13F-HR | GRANAHAN INVESTMENT MANAGEMENT INC/MA |
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Money flow by instrument (QoQ, ex-options)
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 2.806 M | 100.0% | 739 K | 0 | 739 K |
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Fund Snapshot
Q2 2026
Latest filed
8/14/2026
Total value ($000)
2,806,359
Holdings
150
QoQ value change ($000)
739,017
(35.7%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology:
sector allocation is stocks-only;
instrument flow table is ex-options;
options exposure is shown separately.
Details.