13F
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Czech National Bank

13F equity value
$15.2B
Positions
503
Top 10 concentration
36.5%
Quarters / total new picks
13 / 51
13F equity value over time
$0M$8B$15B20222023202420252026

"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 13 quarters, returned +7.4% per quarter — versus +3.4% per quarter from simply owning every 13F stock. It beat that baseline in only 53.8% of quarters (excess t = 0.20, not statistically significant). Its filings tell you what it bought — not what you should buy.

Avg 2Q excess
+1.7%
t-stat
0.20
Quarterly win rate
54%
Annualized excess
+13.6%
$1 → follow vs universe
$2.18 vs $1.51
Cumulative return: $1 invested in new picks vs universe
1.00 20221231: universe 0.92920230331: universe 0.97920230630: universe 0.94320230930: universe 1.07120231231: universe 1.11920240331: universe 1.14420240630: universe 1.24820240930: universe 1.23720241231: universe 1.15520250331: universe 1.25920250630: universe 1.29820250930: universe 1.46020251231: universe 1.510 20221231: follow 1.03720230331: follow 0.92820230630: follow 1.07920230930: follow 1.21620231231: follow 1.12920240331: follow 1.22320240630: follow 1.70720240930: follow 1.96620241231: follow 1.87320250331: follow 2.04120250630: follow 1.80720250930: follow 1.57320251231: follow 2.182 0.85 1.61 2.36 2022202320242025 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 503 · 2026 Q1

Ticker Value Weight QoQ
NVDA $1.2B
7.6%
ADD
AAPL $1.0B
6.7%
ADD
MSFT $749M
4.9%
ADD
AMZN $554M
3.6%
ADD
GOOGL $456M
3.0%
ADD
AVGO $400M
2.6%
ADD
GOOG $365M
2.4%
ADD
META $341M
2.2%
ADD
TSLA $285M
1.9%
ADD
BRK/B $239M
1.6%
ADD
JPM $216M
1.4%
ADD
LLY $198M
1.3%
ADD
XOM $193M
1.3%
ADD
JNJ $160M
1.1%
ADD
WMT $148M
1.0%
ADD
V $138M
0.9%
ADD
COST $120M
0.8%
ADD
MA $111M
0.7%
ADD
NFLX $111M
0.7%
ADD
CVX $106M
0.7%
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.