David Nierenberg

David Nierenberg

13F
D3 Family of Funds
Last update 2025-06-10 57 Stocks (6 new)
Value $183.00 Mil Turnover 8 %
Countries:

David Nierenberg Profile

David Nierenberg is the founder and president of Nierenberg Investment Management Company, which manages the D3 Family of Funds, a group of four private investment partnerships. He also serves on the Washington State Investment Board, which manages public employee retirement funds. He is a graduate of Yale College and Yale Law School.

David Nierenberg Investing Philosophy

Seeking long-term capital gains, Nierenberg invests in a concentrated portfolio of undervalued, domestic, micro-cap growth companies. He believes in activism in some circumstances.
David Nierenberg Top Holdings of 2025-03-31 View Full List
Ticker
COOP
EQT
PBPB
CTLP
CRTO
RVSB
ADTN
CNXC
QQQ PUT
GEV PUT
Ticker
Company
Shares
Value ($1000)
Shares Change %
Weighting %
Trade Impact %
% of Shares outstanding
3M Change %
YTD Change %
Market Cap $Mil
Industry
COOP
Mr. Cooper Group Inc
337,304
40,341.6
-7.08%
22.020
-1.37%
0.530
+25.79%
+52.63%
9,376.4
Banks
EQT
EQT Corp
536,693
28,675.5
0%
15.650
0%
0.090
+15.86%
+19.68%
32,840.6
Oil & Gas
PBPB
Potbelly Corp
2,980,564
28,345.2
0%
15.470
0%
9.880
+51.50%
+34.29%
381.7
Restaurants
CTLP
Cantaloupe Inc
2,467,534
19,419.5
-6.59%
10.600
-0.92%
3.380
+52.35%
+15.98%
807.9
Software
CRTO
Criteo SA
266,498
9,436.7
+294.49%
5.150
+3.84%
0.500
-11.65%
-37.34%
1,317.4
Media - Diversified
RVSB
Riverview Bancorp Inc
1,633,034
9,226.6
+26.94%
5.040
+1.07%
7.780
+0.18%
0%
119.6
Banks
ADTN
Adtran Holdings Inc
435,110
3,794.2
+26.81%
2.070
+0.44%
0.540
+29.01%
+12.12%
747.5
Hardware
CNXC
Concentrix Corp
64,480
3,587.7
0%
1.960
0%
0.100
+33.17%
+41.62%
3,813.0
Software
QQQ PUT
INVESCO QQQ Trust
6,100
2,860.4
0%
1.560
0%
0.000
+32.90%
+8.32%
354,740.4
 
GEV PUT
GE Vernova Inc
9,200
2,808.6
0%
1.530
0%
0.000
+84.88%
+61.25%
144,655.4
Industrial Products

David Nierenberg's Historical Top Holdings Breakdowns

David Nierenberg's Top Stock Picks View Full List
Ticker
Company
Date
Action
Impact %
Price Range
Price
Price Change from Avrg%
Comment
Current Shares
Share Change
EBC
Eastern Bankshares Inc
2025-03-31
Sold Out
Sold Out
-5.87%
15.29 ($17.42) 19.15
$16.00
-8.15%
Sold Out
0
-613,088
CRTO
Criteo SA
2025-03-31
Add
Add
+3.84%
34.81 ($38.86) 45.89
$24.79
-36.21%
Add 294.49%
266,498
198,943
FLR
Fluor Corp
2025-03-31
Reduce
Reduce
-3.17%
34.29 ($43.19) 55.28
$51.23
18.62%
Reduce -94.65%
6,555
-116,000
COOP
Mr. Cooper Group Inc
2025-03-31
Reduce
Reduce
-1.37%
91.4 ($104.42) 119.6
$146.54
40.34%
Reduce -7.08%
337,304
-25,700
RVSB
Riverview Bancorp Inc
2025-03-31
Add
Add
+1.07%
5.08 ($5.43) 5.75
$5.70
4.97%
Add 26.94%
1,633,034
346,612
CTLP
Cantaloupe Inc
2025-03-31
Reduce
Reduce
-0.92%
7.52 ($8.88) 11.15
$11.03
24.21%
Reduce -6.59%
2,467,534
-174,124
BKD
Brookdale Senior Living Inc
2025-03-31
Add
Add
+0.85%
4.51 ($5.35) 6.26
$6.98
30.47%
Add 156.14%
410,110
250,000
APP
AppLovin Corp
2025-03-31
Sold Out
Sold Out
-0.46%
238.08 ($344.61) 510.13
$344.75
0.04%
Sold Out
0
-2,555
ADTN
Adtran Holdings Inc
2025-03-31
Add
Add
+0.44%
8.49 ($10.06) 11.83
$9.34
-7.16%
Add 26.81%
435,110
92,000
SEB
Seaboard Corp
2025-03-31
New Buy
New Buy
+0.42%
2422.16 ($2630.43) 2992.67
$2,959.70
12.52%
New holding
286
286

David Nierenberg Total Holding History ($B)

To

David Nierenberg's Asset Allocation

To

David Nierenberg Past Portfolios

Portfolio Date Number of Stocks New Stocks Total Value ($Mil) Q/Q Turnover

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David Nierenberg's Hypothetical Growth since 2025-03-31

David Nierenberg's Yearly Returns

Year Portfolio % % Excess Gain %

David Nierenberg's Holdings Heat Map

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David Nierenberg's Holdings Bubble Chart

David Nierenberg News

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