Filed: 8/14/2026ACC: 0001178913-26-004149
📋 What this filing means
ION FUND MANAGEMENT LTD filed this quarterly 13F‑HR report disclosing 55 equity positions with a total reported market value of $1.58B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
55
Positions
$1.58B
Total AUM (reported)
27.25M
Total Shares
Allocation by class
UNIT SER 1$662.76M42.0%
COM$457.57M29.0%
D SPONSORED ADS$141.64M9.0%
SHS$96.72M6.1%
SEMICONDUCTR ETF$52.47M3.3%
COMMON STOCK$45.11M2.9%
REGISTERED SHS$33.01M2.1%
Portfolio Concentration
Top 3$879.70M55.8%
4–10$370.27M23.5%
11–25$288.70M18.3%
Rest$38.05M2.4%
Top 3 weight
55.8%
Top 10 weight
79.3%
Voting Authority Distribution
Total shares with voting rights: 27.25M
Sole
Full voting authority
27.25M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole55
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings55
Rows:
INVESCO QQQ TR
SOLEShares900K
TypeSH
Market value$662.76M
42.03%
Sole
900K
Shared
0.00
None
0.00
TEVA PHARMACEUTICAL INDS LT
SOLEShares4.18M
TypeSH
Market value$141.64M
8.98%
Sole
4.18M
Shared
0.00
None
0.00
DELEK US HLDGS INC NEW
SOLEShares1.48M
TypeSH
Market value$75.29M
4.78%
Sole
1.48M
Shared
0.00
None
0.00
SOLAREDGE TECHNOLOGIES INC
SOLEShares1.06M
TypeSH
Market value$61.82M
3.92%
Sole
1.06M
Shared
0.00
None
0.00
SOTERA HEALTH CO
SOLEShares3.34M
TypeSH
Market value$59.35M
3.76%
Sole
3.34M
Shared
0.00
None
0.00
ILLUMINA INC
SOLEShares306.38K
TypeSH
Market value$53.87M
3.42%
Sole
306.38K
Shared
0.00
None
0.00
VANECK ETF TRUST
SOLEShares80K
TypeSH
Market value$52.47M
3.33%
Sole
80K
Shared
0.00
None
0.00
DANAOS CORPORATION
SOLEShares410.98K
TypeSH
Market value$50.29M
3.19%
Sole
410.98K
Shared
0.00
None
0.00
FLOWSERVE CORP
SOLEShares631.50K
TypeSH
Market value$46.83M
2.97%
Sole
631.50K
Shared
0.00
None
0.00
GLOBAL E ONLINE LTD
SOLEShares1.31M
TypeSH
Market value$45.64M
2.89%
Sole
1.31M
Shared
0.00
None
0.00
PHINIA INC
SOLEShares547.68K
TypeSH
Market value$45.11M
2.86%
Sole
547.68K
Shared
0.00
None
0.00
ULTRA CLEAN HLDGS INC
SOLEShares298K
TypeSH
Market value$42.49M
2.69%
Sole
298K
Shared
0.00
None
0.00
FLUOR CORP
SOLEShares777.28K
TypeSH
Market value$40.72M
2.58%
Sole
777.28K
Shared
0.00
None
0.00
TRANSOCEAN LTD
SOLEShares6.75M
TypeSH
Market value$33.01M
2.09%
Sole
6.75M
Shared
0.00
None
0.00
NAVIOS MARITIME PARTNERS LP
SOLEShares441.44K
TypeSH
Market value$30.93M
1.96%
Sole
441.44K
Shared
0.00
None
0.00
NEXGEN ENERGY LTD
SOLEShares3.28M
TypeSH
Market value$30.80M
1.95%
Sole
3.28M
Shared
0.00
None
0.00
COREWEAVE INC
SOLEShares146.90K
TypeSH
Market value$14.62M
0.93%
Sole
146.90K
Shared
0.00
None
0.00
TTM TECHNOLOGIES INC
SOLEShares62K
TypeSH
Market value$11.60M
0.74%
Sole
62K
Shared
0.00
None
0.00
ONTO INNOVATION INC
SOLEShares19K
TypeSH
Market value$7.19M
0.46%
Sole
19K
Shared
0.00
None
0.00
OKTA INC
SOLEShares50K
TypeSH
Market value$6.82M
0.43%
Sole
50K
Shared
0.00
None
0.00
VEECO INSTRS INC DEL
SOLEShares84K
TypeSH
Market value$6.37M
0.40%
Sole
84K
Shared
0.00
None
0.00
BLOCK INC
SOLEShares80K
TypeSH
Market value$6.08M
0.39%
Sole
80K
Shared
0.00
None
0.00
AMAZON COM INC
SOLEShares24K
TypeSH
Market value$5.72M
0.36%
Sole
24K
Shared
0.00
None
0.00
PALO ALTO NETWORKS INC
SOLEShares11K
TypeSH
Market value$3.75M
0.24%
Sole
11K
Shared
0.00
None
0.00
INTERACTIVE BROKERS GROUP I
SOLEShares40K
TypeSH
Market value$3.48M
0.22%
Sole
40K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
INVESCO QQQ TRSOLE | UNIT SER 1 | 900K | SH | $662.76M 42.03% | 900K | 0.00 | 0.00 |
TEVA PHARMACEUTICAL INDS LTSOLE | D SPONSORED ADS | 4.18M | SH | $141.64M 8.98% | 4.18M | 0.00 | 0.00 |
DELEK US HLDGS INC NEWSOLE | COM | 1.48M | SH | $75.29M 4.78% | 1.48M | 0.00 | 0.00 |
SOLAREDGE TECHNOLOGIES INCSOLE | COM | 1.06M | SH | $61.82M 3.92% | 1.06M | 0.00 | 0.00 |
SOTERA HEALTH COSOLE | COM | 3.34M | SH | $59.35M 3.76% | 3.34M | 0.00 | 0.00 |
ILLUMINA INCSOLE | COM | 306.38K | SH | $53.87M 3.42% | 306.38K | 0.00 | 0.00 |
VANECK ETF TRUSTSOLE | SEMICONDUCTR ETF | 80K | SH | $52.47M 3.33% | 80K | 0.00 | 0.00 |
DANAOS CORPORATIONSOLE | SHS | 410.98K | SH | $50.29M 3.19% | 410.98K | 0.00 | 0.00 |
FLOWSERVE CORPSOLE | COM | 631.50K | SH | $46.83M 2.97% | 631.50K | 0.00 | 0.00 |
GLOBAL E ONLINE LTDSOLE | SHS | 1.31M | SH | $45.64M 2.89% | 1.31M | 0.00 | 0.00 |
PHINIA INCSOLE | COMMON STOCK | 547.68K | SH | $45.11M 2.86% | 547.68K | 0.00 | 0.00 |
ULTRA CLEAN HLDGS INCSOLE | COM | 298K | SH | $42.49M 2.69% | 298K | 0.00 | 0.00 |
FLUOR CORPSOLE | COM | 777.28K | SH | $40.72M 2.58% | 777.28K | 0.00 | 0.00 |
TRANSOCEAN LTDSOLE | REGISTERED SHS | 6.75M | SH | $33.01M 2.09% | 6.75M | 0.00 | 0.00 |
NAVIOS MARITIME PARTNERS LPSOLE | COM UNIT LPI | 441.44K | SH | $30.93M 1.96% | 441.44K | 0.00 | 0.00 |
NEXGEN ENERGY LTDSOLE | COM | 3.28M | SH | $30.80M 1.95% | 3.28M | 0.00 | 0.00 |
COREWEAVE INCSOLE | COM CL A | 146.90K | SH | $14.62M 0.93% | 146.90K | 0.00 | 0.00 |
TTM TECHNOLOGIES INCSOLE | COM | 62K | SH | $11.60M 0.74% | 62K | 0.00 | 0.00 |
ONTO INNOVATION INCSOLE | COM | 19K | SH | $7.19M 0.46% | 19K | 0.00 | 0.00 |
OKTA INCSOLE | CL A | 50K | SH | $6.82M 0.43% | 50K | 0.00 | 0.00 |
VEECO INSTRS INC DELSOLE | COM | 84K | SH | $6.37M 0.40% | 84K | 0.00 | 0.00 |
BLOCK INCSOLE | CL A | 80K | SH | $6.08M 0.39% | 80K | 0.00 | 0.00 |
AMAZON COM INCSOLE | COM | 24K | SH | $5.72M 0.36% | 24K | 0.00 | 0.00 |
PALO ALTO NETWORKS INCSOLE | COM | 11K | SH | $3.75M 0.24% | 11K | 0.00 | 0.00 |
INTERACTIVE BROKERS GROUP ISOLE | N COM CL A | 40K | SH | $3.48M 0.22% | 40K | 0.00 | 0.00 |
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