Nierenberg Investment Management Company, LLC
All 13F Filings
- Location
- Camas, WA
- Most recent 13F
- Q1 2026
- Holdings value ($000)
- 201,487
- Description
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- Website
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- Founded
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- Chairman
- —
- CEO
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- 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 |
|---|---|---|---|---|---|
| Q1 2026 | 5/13/2026 | 46 | 201,487 | 13F-HR | Nierenberg Investment Management Company, LLC |
| Q4 2025 | 2/13/2026 | 47 | 205,959 | 13F-HR | Nierenberg Investment Management Company, LLC |
| Q3 2025 | 11/12/2025 | 52 | 233,997 | 13F-HR | Nierenberg Investment Management Company, Inc. |
| Q2 2025 | 8/11/2025 | 49 | 188,226 | 13F-HR | Nierenberg Investment Management Company, Inc. |
| Q1 2014 | 5/12/2014 | 7 | 97,206 | 13F-HR | Nierenberg Investment Management Company, Inc. |
| Q4 2013 | 2/12/2014 | 7 | 110,681 | 13F-HR | Nierenberg Investment Management Company, Inc. |
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Money flow by instrument (QoQ, ex-options)
Derivatives reported exposure ($000):
661
(0.3% of total reported value)
· QoQ Δ:
-7.103 K
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 145.4 K | 72.4% | 0 | 52.79 K | -52.79 K |
| ETFs | 55.42 K | 27.6% | 55.42 K | 0 | 55.42 K |
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Fund Snapshot
Q1 2026
Latest filed
5/13/2026
Total value ($000)
201,487
Holdings
46
QoQ value change ($000)
-4,472
(-2.2%)
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.