13F
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DDD Partners, LLC

13F equity value
$1.4B
Positions
134
Top 10 concentration
49.3%
Quarters / total new picks
29 / 179
13F equity value over time
$0M$787M$2B2017201820192020202120222023202420252026

"13F equity value" = market value of this filer's US-listed long equity positions only. It excludes cash, bonds, non-US and short positions, so it understates a fund's true assets under management — often by a lot.

Not significant Verdict

13F holdings are disclosed ~45 days after quarter-end, and they never reveal when within the quarter a fund actually bought. So any 13F-based summary is structurally late and blurred — this applies to every fund, including this one.

We backtested copying it anyway. Buying this fund's new positions the day each filing went public, over 29 quarters, returned +1.5% per quarter — versus +2.1% per quarter from simply owning every 13F stock. It beat that baseline in only 48.3% of quarters (excess t = -0.79, not statistically significant). Its filings tell you what it bought — not what you should buy.

Avg 2Q excess
-2.0%
t-stat
-0.79
Quarterly win rate
48%
Annualized excess
-3.8%
$1 → follow vs universe
$1.26 vs $1.63
Cumulative return: $1 invested in new picks vs universe
1.00 20180331: universe 1.04120180630: universe 0.95920180930: universe 1.00320181231: universe 0.99220190630: universe 1.06620190930: universe 1.14720191231: universe 0.92520200630: universe 1.02220200930: universe 1.25320201231: universe 1.31120210331: universe 1.32220210930: universe 1.18720211231: universe 1.01020220331: universe 1.08420220630: universe 1.00520220930: universe 1.07920221231: universe 1.00220230331: universe 1.05620230630: universe 1.01820230930: universe 1.15620231231: universe 1.20820240331: universe 1.23520240630: universe 1.34720240930: universe 1.33520241231: universe 1.24620250331: universe 1.35920250630: universe 1.40120250930: universe 1.57620251231: universe 1.630 20180331: follow 1.08720180630: follow 0.95020180930: follow 0.90520181231: follow 0.81420190630: follow 0.85320190930: follow 0.98120191231: follow 0.69720200630: follow 0.73920200930: follow 0.98420201231: follow 0.85920210331: follow 0.96520210930: follow 0.86020211231: follow 0.75320220331: follow 0.86720220630: follow 0.73520220930: follow 0.73520221231: follow 0.68520230331: follow 0.76120230630: follow 0.75220230930: follow 0.76320231231: follow 0.86220240331: follow 0.92120240630: follow 0.99920240930: follow 1.09220241231: follow 1.08320250331: follow 1.15220250630: follow 1.13920250930: follow 1.20220251231: follow 1.258 0.63 1.20 1.76 20182019202020212022202320242025 Follow Universe

Quarterly compounding, invested quarters only · entry 47 days after quarter-end (when 13F data becomes public)

Listed as facts. See the verdict above before treating this as signal.

Top 20 holdings of 134 · 2026 Q1

Ticker Value Weight QoQ
MSFT $427M
29.6%
HOLD
BRK/B $55M
3.8%
HOLD
AAPL $42M
2.9%
HOLD
AMZN $38M
2.6%
HOLD
NWPX $33M
2.3%
TRIM
COST $26M
1.8%
HOLD
AVGO $25M
1.7%
TRIM
GOOG $23M
1.6%
HOLD
NVDA $22M
1.5%
ADD
CVX $22M
1.5%
TRIM
PEP $21M
1.5%
HOLD
CSCO $21M
1.5%
HOLD
REGN $21M
1.4%
ADD
CMI $21M
1.4%
TRIM
CB $21M
1.4%
TRIM
GPC $21M
1.4%
ADD
DHR $20M
1.4%
ADD
WEC $20M
1.4%
HOLD
BAC $20M
1.4%
HOLD
ABBV $20M
1.4%
ADD

QoQ vs previous quarter's share count · NEW = new position · ADD/TRIM = ±2% shares · HOLD = unchanged.

Listed as facts. See the verdict above before treating this as signal.

New positions in 2026 Q1

Method & Limitations

Method: a "new position" = held this quarter, absent last quarter (options excluded; stocks with <50 prior holders excluded to filter spin-off artifacts). Entry 47 days after quarter-end — the first day the public could act on the filing. Benchmark = equal-weighted universe of all 13F-held stocks. Limitations: quarterly snapshots can't see intra-quarter trades; survivorship bias — funds that shut down are absent, which flatters the sample. Statistics, not advice.